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authorAnsariel <ansariel.hiller@phoenixviewer.com>2024-05-22 19:04:52 +0200
committerAnsariel <ansariel.hiller@phoenixviewer.com>2024-05-22 19:04:52 +0200
commit1b67dd855c41f5a0cda7ec2a68d98071986ca703 (patch)
treeab243607f74f78200787bba5b9b88f07ef1b966f /indra/newview/llmodelpreview.cpp
parent6d6eabca44d08d5b97bfe3e941d2b9687c2246ea (diff)
parente1623bb276f83a43ce7a197e388720c05bdefe61 (diff)
Merge remote-tracking branch 'origin/main' into DRTVWR-600-maint-A
# Conflicts: # autobuild.xml # indra/cmake/CMakeLists.txt # indra/cmake/GoogleMock.cmake # indra/llaudio/llaudioengine_fmodstudio.cpp # indra/llaudio/llaudioengine_fmodstudio.h # indra/llaudio/lllistener_fmodstudio.cpp # indra/llaudio/lllistener_fmodstudio.h # indra/llaudio/llstreamingaudio_fmodstudio.cpp # indra/llaudio/llstreamingaudio_fmodstudio.h # indra/llcharacter/llmultigesture.cpp # indra/llcharacter/llmultigesture.h # indra/llimage/llimage.cpp # indra/llimage/llimagepng.cpp # indra/llimage/llimageworker.cpp # indra/llimage/tests/llimageworker_test.cpp # indra/llmessage/tests/llmockhttpclient.h # indra/llprimitive/llgltfmaterial.h # indra/llrender/llfontfreetype.cpp # indra/llui/llcombobox.cpp # indra/llui/llfolderview.cpp # indra/llui/llfolderviewmodel.h # indra/llui/lllineeditor.cpp # indra/llui/lllineeditor.h # indra/llui/lltextbase.cpp # indra/llui/lltextbase.h # indra/llui/lltexteditor.cpp # indra/llui/lltextvalidate.cpp # indra/llui/lltextvalidate.h # indra/llui/lluictrl.h # indra/llui/llview.cpp # indra/llwindow/llwindowmacosx.cpp # indra/newview/app_settings/settings.xml # indra/newview/llappearancemgr.cpp # indra/newview/llappearancemgr.h # indra/newview/llavatarpropertiesprocessor.cpp # indra/newview/llavatarpropertiesprocessor.h # indra/newview/llbreadcrumbview.cpp # indra/newview/llbreadcrumbview.h # indra/newview/llbreastmotion.cpp # indra/newview/llbreastmotion.h # indra/newview/llconversationmodel.h # indra/newview/lldensityctrl.cpp # indra/newview/lldensityctrl.h # indra/newview/llface.inl # indra/newview/llfloatereditsky.cpp # indra/newview/llfloatereditwater.cpp # indra/newview/llfloateremojipicker.h # indra/newview/llfloaterimsessiontab.cpp # indra/newview/llfloaterprofiletexture.cpp # indra/newview/llfloaterprofiletexture.h # indra/newview/llgesturemgr.cpp # indra/newview/llgesturemgr.h # indra/newview/llimpanel.cpp # indra/newview/llimpanel.h # indra/newview/llinventorybridge.cpp # indra/newview/llinventorybridge.h # indra/newview/llinventoryclipboard.cpp # indra/newview/llinventoryclipboard.h # indra/newview/llinventoryfunctions.cpp # indra/newview/llinventoryfunctions.h # indra/newview/llinventorygallery.cpp # indra/newview/lllistbrowser.cpp # indra/newview/lllistbrowser.h # indra/newview/llpanelobjectinventory.cpp # indra/newview/llpanelprofile.cpp # indra/newview/llpanelprofile.h # indra/newview/llpreviewgesture.cpp # indra/newview/llsavedsettingsglue.cpp # indra/newview/llsavedsettingsglue.h # indra/newview/lltooldraganddrop.cpp # indra/newview/llurllineeditorctrl.cpp # indra/newview/llvectorperfoptions.cpp # indra/newview/llvectorperfoptions.h # indra/newview/llviewerparceloverlay.cpp # indra/newview/llviewertexlayer.cpp # indra/newview/llviewertexturelist.cpp # indra/newview/macmain.h # indra/test/test.cpp
Diffstat (limited to 'indra/newview/llmodelpreview.cpp')
-rw-r--r--indra/newview/llmodelpreview.cpp8013
1 files changed, 4007 insertions, 4006 deletions
diff --git a/indra/newview/llmodelpreview.cpp b/indra/newview/llmodelpreview.cpp
index c94f87bddc..93fbab996e 100644
--- a/indra/newview/llmodelpreview.cpp
+++ b/indra/newview/llmodelpreview.cpp
@@ -1,4006 +1,4007 @@
-/**
- * @file llmodelpreview.cpp
- * @brief LLModelPreview class implementation
- *
- * $LicenseInfo:firstyear=2020&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2020, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
- * $/LicenseInfo$
- */
-
-#include "llviewerprecompiledheaders.h"
-
-#include "llmodelpreview.h"
-
-#include "llmodelloader.h"
-#include "lldaeloader.h"
-#include "llgltfloader.h"
-#include "llfloatermodelpreview.h"
-
-#include "llagent.h"
-#include "llanimationstates.h"
-#include "llcallbacklist.h"
-#include "lldatapacker.h"
-#include "lldrawable.h"
-#include "llface.h"
-#include "lliconctrl.h"
-#include "llmatrix4a.h"
-#include "llmeshrepository.h"
-#include "llmeshoptimizer.h"
-#include "llrender.h"
-#include "llsdutil_math.h"
-#include "llskinningutil.h"
-#include "llstring.h"
-#include "llsdserialize.h"
-#include "lltoolmgr.h"
-#include "llui.h"
-#include "llvector4a.h"
-#include "llviewercamera.h"
-#include "llviewercontrol.h"
-#include "llviewerobjectlist.h"
-#include "llviewernetwork.h"
-#include "llviewershadermgr.h"
-#include "llviewertexteditor.h"
-#include "llviewertexturelist.h"
-#include "llvoavatar.h"
-#include "pipeline.h"
-
-// ui controls (from floater)
-#include "llbutton.h"
-#include "llcombobox.h"
-#include "llspinctrl.h"
-#include "lltabcontainer.h"
-#include "lltextbox.h"
-
-#include <filesystem>
-
-#include <boost/algorithm/string.hpp>
-
-bool LLModelPreview::sIgnoreLoadedCallback = false;
-
-// Extra configurability, to be exposed later in xml (LLModelPreview probably
-// should become UI control at some point or get split into preview control)
-static const LLColor4 PREVIEW_CANVAS_COL(0.169f, 0.169f, 0.169f, 1.f);
-static const LLColor4 PREVIEW_EDGE_COL(0.4f, 0.4f, 0.4f, 1.0);
-static const LLColor4 PREVIEW_BASE_COL(1.f, 1.f, 1.f, 1.f);
-static const LLColor3 PREVIEW_BRIGHTNESS(0.9f, 0.9f, 0.9f);
-static const F32 PREVIEW_EDGE_WIDTH(1.f);
-static const LLColor4 PREVIEW_PSYH_EDGE_COL(0.f, 0.25f, 0.5f, 0.25f);
-static const LLColor4 PREVIEW_PSYH_FILL_COL(0.f, 0.5f, 1.0f, 0.5f);
-static const F32 PREVIEW_PSYH_EDGE_WIDTH(1.f);
-static const LLColor4 PREVIEW_DEG_EDGE_COL(1.f, 0.f, 0.f, 1.f);
-static const LLColor4 PREVIEW_DEG_FILL_COL(1.f, 0.f, 0.f, 0.5f);
-static const F32 PREVIEW_DEG_EDGE_WIDTH(3.f);
-static const F32 PREVIEW_DEG_POINT_SIZE(8.f);
-static const F32 PREVIEW_ZOOM_LIMIT(10.f);
-static const std::string DEFAULT_PHYSICS_MESH_NAME = "default_physics_shape";
-
-const F32 SKIN_WEIGHT_CAMERA_DISTANCE = 16.f;
-
-LLViewerFetchedTexture* bindMaterialDiffuseTexture(const LLImportMaterial& material)
-{
- LLViewerFetchedTexture *texture = LLViewerTextureManager::getFetchedTexture(material.getDiffuseMap(), FTT_DEFAULT, true, LLGLTexture::BOOST_PREVIEW);
-
- if (texture)
- {
- if (texture->getDiscardLevel() > -1)
- {
- gGL.getTexUnit(0)->bind(texture, true);
- return texture;
- }
- }
-
- return NULL;
-}
-
-std::string stripSuffix(std::string name)
-{
- if ((name.find("_LOD") != -1) || (name.find("_PHYS") != -1))
- {
- return name.substr(0, name.rfind('_'));
- }
- return name;
-}
-
-std::string getLodSuffix(S32 lod)
-{
- std::string suffix;
- switch (lod)
- {
- case LLModel::LOD_IMPOSTOR: suffix = "_LOD0"; break;
- case LLModel::LOD_LOW: suffix = "_LOD1"; break;
- case LLModel::LOD_MEDIUM: suffix = "_LOD2"; break;
- case LLModel::LOD_PHYSICS: suffix = "_PHYS"; break;
- case LLModel::LOD_HIGH: break;
- }
- return suffix;
-}
-
-void FindModel(LLModelLoader::scene& scene, const std::string& name_to_match, LLModel*& baseModelOut, LLMatrix4& matOut)
-{
- LLModelLoader::scene::iterator base_iter = scene.begin();
- bool found = false;
- while (!found && (base_iter != scene.end()))
- {
- matOut = base_iter->first;
-
- LLModelLoader::model_instance_list::iterator base_instance_iter = base_iter->second.begin();
- while (!found && (base_instance_iter != base_iter->second.end()))
- {
- LLModelInstance& base_instance = *base_instance_iter++;
- LLModel* base_model = base_instance.mModel;
-
- if (base_model && (base_model->mLabel == name_to_match))
- {
- baseModelOut = base_model;
- return;
- }
- }
- base_iter++;
- }
-}
-
-//-----------------------------------------------------------------------------
-// LLModelPreview
-//-----------------------------------------------------------------------------
-
-LLModelPreview::LLModelPreview(S32 width, S32 height, LLFloater* fmp)
- : LLViewerDynamicTexture(width, height, 3, ORDER_MIDDLE, false), LLMutex()
- , mLodsQuery()
- , mLodsWithParsingError()
- , mPelvisZOffset(0.0f)
- , mLegacyRigFlags(U32_MAX)
- , mRigValidJointUpload(false)
- , mPhysicsSearchLOD(LLModel::LOD_PHYSICS)
- , mResetJoints(false)
- , mModelNoErrors(true)
- , mLastJointUpdate(false)
- , mFirstSkinUpdate(true)
- , mHasDegenerate(false)
- , mImporterDebug(LLCachedControl<bool>(gSavedSettings, "ImporterDebug", false))
-{
- mNeedsUpdate = true;
- mCameraDistance = 0.f;
- mCameraYaw = 0.f;
- mCameraPitch = 0.f;
- mCameraZoom = 1.f;
- mTextureName = 0;
- mPreviewLOD = 0;
- mModelLoader = NULL;
- mMaxTriangleLimit = 0;
- mDirty = false;
- mGenLOD = false;
- mLoading = false;
- mLookUpLodFiles = false;
- mLoadState = LLModelLoader::STARTING;
- mGroup = 0;
- mLODFrozen = false;
-
- for (U32 i = 0; i < LLModel::NUM_LODS; ++i)
- {
- mRequestedTriangleCount[i] = 0;
- mRequestedCreaseAngle[i] = -1.f;
- mRequestedLoDMode[i] = 0;
- mRequestedErrorThreshold[i] = 0.f;
- }
-
- mViewOption["show_textures"] = false;
-
- mFMP = fmp;
-
- mHasPivot = false;
- mModelPivot = LLVector3(0.0f, 0.0f, 0.0f);
-
- createPreviewAvatar();
-}
-
-LLModelPreview::~LLModelPreview()
-{
- if (mModelLoader)
- {
- mModelLoader->shutdown();
- }
-
- if (mPreviewAvatar)
- {
- mPreviewAvatar->markDead();
- mPreviewAvatar = NULL;
- }
-
- mUploadData.clear();
- mTextureSet.clear();
-
- for (U32 i = 0; i < LLModel::NUM_LODS; i++)
- {
- clearModel(i);
- }
- mBaseModel.clear();
- mBaseScene.clear();
-}
-
-void LLModelPreview::updateDimentionsAndOffsets()
-{
- assert_main_thread();
-
- rebuildUploadData();
-
- std::set<LLModel*> accounted;
-
- mPelvisZOffset = mFMP ? mFMP->childGetValue("pelvis_offset").asReal() : 3.0f;
-
- if (mFMP && mFMP->childGetValue("upload_joints").asBoolean())
- {
- // FIXME if preview avatar ever gets reused, this fake mesh ID stuff will fail.
- // see also call to addAttachmentPosOverride.
- LLUUID fake_mesh_id;
- fake_mesh_id.generate();
- getPreviewAvatar()->addPelvisFixup(mPelvisZOffset, fake_mesh_id);
- }
-
- for (U32 i = 0; i < mUploadData.size(); ++i)
- {
- LLModelInstance& instance = mUploadData[i];
-
- if (accounted.find(instance.mModel) == accounted.end())
- {
- accounted.insert(instance.mModel);
-
- // update instance skin info for each lods pelvisZoffset
- for (int j = 0; j<LLModel::NUM_LODS; ++j)
- {
- if (instance.mLOD[j])
- {
- instance.mLOD[j]->mSkinInfo.mPelvisOffset = mPelvisZOffset;
- }
- }
- }
- }
-
- F32 scale = mFMP ? mFMP->childGetValue("import_scale").asReal()*2.f : 2.f;
-
- mDetailsSignal((F32)(mPreviewScale[0] * scale), (F32)(mPreviewScale[1] * scale), (F32)(mPreviewScale[2] * scale));
-
- updateStatusMessages();
-}
-
-void LLModelPreview::rebuildUploadData()
-{
- assert_main_thread();
-
- mDefaultPhysicsShapeP = NULL;
- mUploadData.clear();
- mTextureSet.clear();
-
- //fill uploaddata instance vectors from scene data
-
- std::string requested_name = mFMP->getChild<LLUICtrl>("description_form")->getValue().asString();
-
- LLSpinCtrl* scale_spinner = mFMP->getChild<LLSpinCtrl>("import_scale");
-
- F32 scale = scale_spinner->getValue().asReal();
-
- LLMatrix4 scale_mat;
- scale_mat.initScale(LLVector3(scale, scale, scale));
-
- F32 max_scale = 0.f;
-
- bool legacyMatching = gSavedSettings.getBOOL("ImporterLegacyMatching");
- U32 load_state = 0;
-
- for (LLModelLoader::scene::iterator iter = mBaseScene.begin(); iter != mBaseScene.end(); ++iter)
- { //for each transform in scene
- LLMatrix4 mat = iter->first;
-
- // compute position
- LLVector3 position = LLVector3(0, 0, 0) * mat;
-
- // compute scale
- LLVector3 x_transformed = LLVector3(1, 0, 0) * mat - position;
- LLVector3 y_transformed = LLVector3(0, 1, 0) * mat - position;
- LLVector3 z_transformed = LLVector3(0, 0, 1) * mat - position;
- F32 x_length = x_transformed.normalize();
- F32 y_length = y_transformed.normalize();
- F32 z_length = z_transformed.normalize();
-
- max_scale = llmax(llmax(llmax(max_scale, x_length), y_length), z_length);
-
- mat *= scale_mat;
-
- for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end();)
- { // for each instance with said transform applied
- LLModelInstance instance = *model_iter++;
-
- LLModel* base_model = instance.mModel;
-
- if (base_model && !requested_name.empty())
- {
- base_model->mRequestedLabel = requested_name;
- }
-
- for (int i = LLModel::NUM_LODS - 1; i >= LLModel::LOD_IMPOSTOR; i--)
- {
- LLModel* lod_model = NULL;
- if (!legacyMatching)
- {
- // Fill LOD slots by finding matching meshes by label with name extensions
- // in the appropriate scene for each LOD. This fixes all kinds of issues
- // where the indexed method below fails in spectacular fashion.
- // If you don't take the time to name your LOD and PHYS meshes
- // with the name of their corresponding mesh in the HIGH LOD,
- // then the indexed method will be attempted below.
-
- LLMatrix4 transform;
-
- std::string name_to_match = instance.mLabel;
- llassert(!name_to_match.empty());
-
- int extensionLOD;
- if (i != LLModel::LOD_PHYSICS || mModel[LLModel::LOD_PHYSICS].empty())
- {
- extensionLOD = i;
- }
- else
- {
- //Physics can be inherited from other LODs or loaded, so we need to adjust what extension we are searching for
- extensionLOD = mPhysicsSearchLOD;
- }
-
- std::string toAdd = getLodSuffix(extensionLOD);
-
- if (name_to_match.find(toAdd) == -1)
- {
- name_to_match += toAdd;
- }
-
- FindModel(mScene[i], name_to_match, lod_model, transform);
-
- if (!lod_model && i != LLModel::LOD_PHYSICS)
- {
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "Search of" << name_to_match;
- out << " in LOD" << i;
- out << " list failed. Searching for alternative among LOD lists.";
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
-
- int searchLOD = (i > LLModel::LOD_HIGH) ? LLModel::LOD_HIGH : i;
- while ((searchLOD <= LLModel::LOD_HIGH) && !lod_model)
- {
- std::string name_to_match = instance.mLabel;
- llassert(!name_to_match.empty());
-
- std::string toAdd = getLodSuffix(searchLOD);
-
- if (name_to_match.find(toAdd) == -1)
- {
- name_to_match += toAdd;
- }
-
- // See if we can find an appropriately named model in LOD 'searchLOD'
- //
- FindModel(mScene[searchLOD], name_to_match, lod_model, transform);
- searchLOD++;
- }
- }
- }
- else
- {
- // Use old method of index-based association
- U32 idx = 0;
- for (idx = 0; idx < mBaseModel.size(); ++idx)
- {
- // find reference instance for this model
- if (mBaseModel[idx] == base_model)
- {
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "Attempting to use model index " << idx;
- out << " for LOD" << i;
- out << " of " << instance.mLabel;
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
- break;
- }
- }
-
- // If the model list for the current LOD includes that index...
- //
- if (mModel[i].size() > idx)
- {
- // Assign that index from the model list for our LOD as the LOD model for this instance
- //
- lod_model = mModel[i][idx];
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "Indexed match of model index " << idx << " at LOD " << i << " to model named " << lod_model->mLabel;
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
- }
- else if (mImporterDebug)
- {
- std::ostringstream out;
- out << "List of models does not include index " << idx;
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
- }
- if (mWarnOfUnmatchedPhyicsMeshes && !lod_model && (i == LLModel::LOD_PHYSICS))
- {
- // Despite the various strategies above, if we don't now have a physics model, we're going to end up with decomposition.
- // That's ok, but might not what they wanted. Use default_physics_shape if found.
- std::ostringstream out;
- out << "No physics model specified for " << instance.mLabel;
- if (mDefaultPhysicsShapeP)
- {
- out << " - using: " << DEFAULT_PHYSICS_MESH_NAME;
- lod_model = mDefaultPhysicsShapeP;
- }
- LL_WARNS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, !mDefaultPhysicsShapeP); // Flash log tab if no default.
- }
-
- if (lod_model)
- {
- if (mImporterDebug)
- {
- std::ostringstream out;
- if (i == LLModel::LOD_PHYSICS)
- {
- out << "Assigning collision for " << instance.mLabel << " to match " << lod_model->mLabel;
- }
- else
- {
- out << "Assigning LOD" << i << " for " << instance.mLabel << " to found match " << lod_model->mLabel;
- }
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
- instance.mLOD[i] = lod_model;
- }
- else
- {
- if (i < LLModel::LOD_HIGH && !lodsReady())
- {
- // assign a placeholder from previous LOD until lod generation is complete.
- // Note: we might need to assign it regardless of conditions like named search does, to prevent crashes.
- instance.mLOD[i] = instance.mLOD[i + 1];
- }
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "List of models does not include " << instance.mLabel;
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
- }
- }
-
- LLModel* high_lod_model = instance.mLOD[LLModel::LOD_HIGH];
- if (!high_lod_model)
- {
- LLFloaterModelPreview::addStringToLog("Model " + instance.mLabel + " has no High Lod (LOD3).", true);
- load_state = LLModelLoader::ERROR_MATERIALS;
- mFMP->childDisable("calculate_btn");
- }
- else
- {
- for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
- {
- int refFaceCnt = 0;
- int modelFaceCnt = 0;
- llassert(instance.mLOD[i]);
- if (instance.mLOD[i] && !instance.mLOD[i]->matchMaterialOrder(high_lod_model, refFaceCnt, modelFaceCnt))
- {
- LLFloaterModelPreview::addStringToLog("Model " + instance.mLabel + " has mismatching materials between lods." , true);
- load_state = LLModelLoader::ERROR_MATERIALS;
- mFMP->childDisable("calculate_btn");
- }
- }
- LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
- bool upload_skinweights = fmp && fmp->childGetValue("upload_skin").asBoolean();
- if (upload_skinweights && high_lod_model->mSkinInfo.mJointNames.size() > 0)
- {
- LLQuaternion bind_rot = LLSkinningUtil::getUnscaledQuaternion(LLMatrix4(high_lod_model->mSkinInfo.mBindShapeMatrix));
- LLQuaternion identity;
- if (!bind_rot.isEqualEps(identity, 0.01))
- {
- // Bind shape matrix is not in standard X-forward orientation.
- // Might be good idea to only show this once. It can be spammy.
- std::ostringstream out;
- out << "non-identity bind shape rot. mat is ";
- out << high_lod_model->mSkinInfo.mBindShapeMatrix;
- out << " bind_rot ";
- out << bind_rot;
- LL_WARNS() << out.str() << LL_ENDL;
-
- LLFloaterModelPreview::addStringToLog(out, getLoadState() != LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION);
- load_state = LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION;
- }
- }
- }
- instance.mTransform = mat;
- mUploadData.push_back(instance);
- }
- }
-
- for (U32 lod = 0; lod < LLModel::NUM_LODS - 1; lod++)
- {
- // Search for models that are not included into upload data
- // If we found any, that means something we loaded is not a sub-model.
- for (U32 model_ind = 0; model_ind < mModel[lod].size(); ++model_ind)
- {
- bool found_model = false;
- for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
- {
- LLModelInstance& instance = *iter;
- if (instance.mLOD[lod] == mModel[lod][model_ind])
- {
- found_model = true;
- break;
- }
- }
- if (!found_model && mModel[lod][model_ind] && !mModel[lod][model_ind]->mSubmodelID)
- {
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "Model " << mModel[lod][model_ind]->mLabel << " was not used - mismatching lod models.";
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, true);
- }
- load_state = LLModelLoader::ERROR_MATERIALS;
- mFMP->childDisable("calculate_btn");
- }
- }
- }
-
- // Update state for notifications
- if (load_state > 0)
- {
- // encountered issues
- setLoadState(load_state);
- }
- else if (getLoadState() == LLModelLoader::ERROR_MATERIALS
- || getLoadState() == LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION)
- {
- // This is only valid for these two error types because they are
- // only used inside rebuildUploadData() and updateStatusMessages()
- // updateStatusMessages() is called after rebuildUploadData()
- setLoadState(LLModelLoader::DONE);
- }
-
- F32 max_import_scale = (DEFAULT_MAX_PRIM_SCALE - 0.1f) / max_scale;
-
- F32 max_axis = llmax(mPreviewScale.mV[0], mPreviewScale.mV[1]);
- max_axis = llmax(max_axis, mPreviewScale.mV[2]);
- max_axis *= 2.f;
-
- //clamp scale so that total imported model bounding box is smaller than 240m on a side
- max_import_scale = llmin(max_import_scale, 240.f / max_axis);
-
- scale_spinner->setMaxValue(max_import_scale);
-
- if (max_import_scale < scale)
- {
- scale_spinner->setValue(max_import_scale);
- }
-
-}
-
-void LLModelPreview::saveUploadData(bool save_skinweights, bool save_joint_positions, bool lock_scale_if_joint_position)
-{
- if (!mLODFile[LLModel::LOD_HIGH].empty())
- {
- std::string filename = mLODFile[LLModel::LOD_HIGH];
- std::string slm_filename;
-
- if (LLModelLoader::getSLMFilename(filename, slm_filename))
- {
- saveUploadData(slm_filename, save_skinweights, save_joint_positions, lock_scale_if_joint_position);
- }
- }
-}
-
-void LLModelPreview::saveUploadData(const std::string& filename,
- bool save_skinweights, bool save_joint_positions, bool lock_scale_if_joint_position)
-{
-
- std::set<LLPointer<LLModel> > meshes;
- std::map<LLModel*, std::string> mesh_binary;
-
- LLModel::hull empty_hull;
-
- LLSD data;
-
- data["version"] = SLM_SUPPORTED_VERSION;
- if (!mBaseModel.empty())
- {
- data["name"] = mBaseModel[0]->getName();
- }
-
- S32 mesh_id = 0;
-
- //build list of unique models and initialize local id
- for (U32 i = 0; i < mUploadData.size(); ++i)
- {
- LLModelInstance& instance = mUploadData[i];
-
- if (meshes.find(instance.mModel) == meshes.end())
- {
- instance.mModel->mLocalID = mesh_id++;
- meshes.insert(instance.mModel);
-
- std::stringstream str;
- LLModel::Decomposition& decomp =
- instance.mLOD[LLModel::LOD_PHYSICS].notNull() ?
- instance.mLOD[LLModel::LOD_PHYSICS]->mPhysics :
- instance.mModel->mPhysics;
-
- LLModel::writeModel(str,
- instance.mLOD[LLModel::LOD_PHYSICS],
- instance.mLOD[LLModel::LOD_HIGH],
- instance.mLOD[LLModel::LOD_MEDIUM],
- instance.mLOD[LLModel::LOD_LOW],
- instance.mLOD[LLModel::LOD_IMPOSTOR],
- decomp,
- save_skinweights,
- save_joint_positions,
- lock_scale_if_joint_position,
- false, true, instance.mModel->mSubmodelID);
-
- data["mesh"][instance.mModel->mLocalID] = str.str();
- }
-
- data["instance"][i] = instance.asLLSD();
- }
-
- llofstream out(filename.c_str(), std::ios_base::out | std::ios_base::binary);
- LLSDSerialize::toBinary(data, out);
- out.flush();
- out.close();
-}
-
-void LLModelPreview::clearModel(S32 lod)
-{
- if (lod < 0 || lod > LLModel::LOD_PHYSICS)
- {
- return;
- }
-
- mVertexBuffer[lod].clear();
- mModel[lod].clear();
- mScene[lod].clear();
-}
-
-void LLModelPreview::getJointAliases(JointMap& joint_map)
-{
- // Get all standard skeleton joints from the preview avatar.
- LLVOAvatar *av = getPreviewAvatar();
-
- //Joint names and aliases come from avatar_skeleton.xml
-
- joint_map = av->getJointAliases();
-
- std::vector<std::string> cv_names, attach_names;
- av->getSortedJointNames(1, cv_names);
- av->getSortedJointNames(2, attach_names);
- for (std::vector<std::string>::iterator it = cv_names.begin(); it != cv_names.end(); ++it)
- {
- joint_map[*it] = *it;
- }
- for (std::vector<std::string>::iterator it = attach_names.begin(); it != attach_names.end(); ++it)
- {
- joint_map[*it] = *it;
- }
-}
-
-void LLModelPreview::loadModel(std::string filename, S32 lod, bool force_disable_slm)
-{
- assert_main_thread();
-
- LLMutexLock lock(this);
-
- if (lod < LLModel::LOD_IMPOSTOR || lod > LLModel::NUM_LODS - 1)
- {
- std::ostringstream out;
- out << "Invalid level of detail: ";
- out << lod;
- LL_WARNS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, true);
- assert(lod >= LLModel::LOD_IMPOSTOR && lod < LLModel::NUM_LODS);
- return;
- }
-
- // This triggers if you bring up the file picker and then hit CANCEL.
- // Just use the previous model (if any) and ignore that you brought up
- // the file picker.
-
- if (filename.empty())
- {
- if (mBaseModel.empty())
- {
- // this is the initial file picking. Close the whole floater
- // if we don't have a base model to show for high LOD.
- mFMP->closeFloater(false);
- }
- mLoading = false;
- return;
- }
-
- if (mModelLoader)
- {
- LL_WARNS() << "Incompleted model load operation pending." << LL_ENDL;
- return;
- }
-
- mLODFile[lod] = filename;
-
- std::map<std::string, std::string> joint_alias_map;
- getJointAliases(joint_alias_map);
-
- // three possible file extensions, .dae .gltf .glb
- // check for .dae and if not then assume one of the .gl??
- std::string filename_lc(filename);
- LLStringUtil::toLower(filename_lc);
- if (std::string::npos != filename_lc.rfind(".dae"))
- {
- mModelLoader = new LLDAELoader(
- filename,
- lod,
- &LLModelPreview::loadedCallback,
- &LLModelPreview::lookupJointByName,
- &LLModelPreview::loadTextures,
- &LLModelPreview::stateChangedCallback,
- this,
- mJointTransformMap,
- mJointsFromNode,
- joint_alias_map,
- LLSkinningUtil::getMaxJointCount(),
- gSavedSettings.getU32("ImporterModelLimit"),
- gSavedSettings.getBOOL("ImporterPreprocessDAE"));
- }
- else
- {
- mModelLoader = new LLGLTFLoader(
- filename,
- lod,
- &LLModelPreview::loadedCallback,
- &LLModelPreview::lookupJointByName,
- &LLModelPreview::loadTextures,
- &LLModelPreview::stateChangedCallback,
- this,
- mJointTransformMap,
- mJointsFromNode,
- joint_alias_map,
- LLSkinningUtil::getMaxJointCount(),
- gSavedSettings.getU32("ImporterModelLimit"));
- }
-
- if (force_disable_slm)
- {
- mModelLoader->mTrySLM = false;
- }
- else
- {
- // For MAINT-6647, we have set force_disable_slm to true,
- // which means this code path will never be taken. Trying to
- // re-use SLM files has never worked properly; in particular,
- // it tends to force the UI into strange checkbox options
- // which cannot be altered.
-
- //only try to load from slm if viewer is configured to do so and this is the
- //initial model load (not an LoD or physics shape)
- mModelLoader->mTrySLM = gSavedSettings.getBOOL("MeshImportUseSLM") && mUploadData.empty();
- }
- mModelLoader->start();
-
- mFMP->childSetTextArg("status", "[STATUS]", mFMP->getString("status_reading_file"));
-
- setPreviewLOD(lod);
-
- if (getLoadState() >= LLModelLoader::ERROR_PARSING)
- {
- mFMP->childDisable("ok_btn");
- mFMP->childDisable("calculate_btn");
- }
-
- if (lod == mPreviewLOD)
- {
- mFMP->childSetValue("lod_file_" + lod_name[lod], mLODFile[lod]);
- }
- else if (lod == LLModel::LOD_PHYSICS)
- {
- mFMP->childSetValue("physics_file", mLODFile[lod]);
- }
-
- mFMP->openFloater();
-}
-
-void LLModelPreview::setPhysicsFromLOD(S32 lod)
-{
- assert_main_thread();
-
- if (lod >= 0 && lod <= 3)
- {
- mPhysicsSearchLOD = lod;
- mModel[LLModel::LOD_PHYSICS] = mModel[lod];
- mScene[LLModel::LOD_PHYSICS] = mScene[lod];
- mLODFile[LLModel::LOD_PHYSICS].clear();
- mFMP->childSetValue("physics_file", mLODFile[LLModel::LOD_PHYSICS]);
- mVertexBuffer[LLModel::LOD_PHYSICS].clear();
- rebuildUploadData();
- refresh();
- updateStatusMessages();
- }
-}
-
-void LLModelPreview::clearIncompatible(S32 lod)
-{
- //Don't discard models if specified model is the physic rep
- if (lod == LLModel::LOD_PHYSICS)
- {
- return;
- }
-
- // at this point we don't care about sub-models,
- // different amount of sub-models means face count mismatch, not incompatibility
- U32 lod_size = countRootModels(mModel[lod]);
- bool replaced_base_model = (lod == LLModel::LOD_HIGH);
- for (U32 i = 0; i <= LLModel::LOD_HIGH; i++)
- {
- // Clear out any entries that aren't compatible with this model
- if (i != lod)
- {
- if (countRootModels(mModel[i]) != lod_size)
- {
- mModel[i].clear();
- mScene[i].clear();
- mVertexBuffer[i].clear();
-
- if (i == LLModel::LOD_HIGH)
- {
- mBaseModel = mModel[lod];
- mBaseScene = mScene[lod];
- mVertexBuffer[5].clear();
- replaced_base_model = true;
- }
- }
- }
- }
-
- if (replaced_base_model && !mGenLOD)
- {
- // In case base was replaced, we might need to restart generation
-
- // Check if already started
- bool subscribe_for_generation = mLodsQuery.empty();
-
- // Remove previously scheduled work
- mLodsQuery.clear();
-
- LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
- if (!fmp)
- return;
-
- // Schedule new work
- for (S32 i = LLModel::LOD_HIGH; i >= 0; --i)
- {
- if (mModel[i].empty())
- {
- // Base model was replaced, regenerate this lod if applicable
- LLComboBox* lod_combo = mFMP->findChild<LLComboBox>("lod_source_" + lod_name[i]);
- if (!lod_combo) return;
-
- S32 lod_mode = lod_combo->getCurrentIndex();
- if (lod_mode != LOD_FROM_FILE)
- {
- mLodsQuery.push_back(i);
- }
- }
- }
-
- // Subscribe if we have pending work and not subscribed yet
- if (!mLodsQuery.empty() && subscribe_for_generation)
- {
- doOnIdleRepeating(lodQueryCallback);
- }
- }
-}
-
-void LLModelPreview::loadModelCallback(S32 loaded_lod)
-{
- assert_main_thread();
-
- LLMutexLock lock(this);
- if (!mModelLoader)
- {
- mLoading = false;
- return;
- }
- if (getLoadState() >= LLModelLoader::ERROR_PARSING)
- {
- mLoading = false;
- mModelLoader = NULL;
- mLodsWithParsingError.push_back(loaded_lod);
- return;
- }
-
- mLodsWithParsingError.erase(std::remove(mLodsWithParsingError.begin(), mLodsWithParsingError.end(), loaded_lod), mLodsWithParsingError.end());
- if (mLodsWithParsingError.empty())
- {
- mFMP->childEnable("calculate_btn");
- }
-
- // Copy determinations about rig so UI will reflect them
- //
- setRigValidForJointPositionUpload(mModelLoader->isRigValidForJointPositionUpload());
- setLegacyRigFlags(mModelLoader->getLegacyRigFlags());
-
- mModelLoader->loadTextures();
-
- if (loaded_lod == -1)
- { //populate all LoDs from model loader scene
- mBaseModel.clear();
- mBaseScene.clear();
-
- bool skin_weights = false;
- bool joint_overrides = false;
- bool lock_scale_if_joint_position = false;
-
- for (S32 lod = 0; lod < LLModel::NUM_LODS; ++lod)
- { //for each LoD
-
- //clear scene and model info
- mScene[lod].clear();
- mModel[lod].clear();
- mVertexBuffer[lod].clear();
-
- if (mModelLoader->mScene.begin()->second[0].mLOD[lod].notNull())
- { //if this LoD exists in the loaded scene
-
- //copy scene to current LoD
- mScene[lod] = mModelLoader->mScene;
-
- //touch up copied scene to look like current LoD
- for (LLModelLoader::scene::iterator iter = mScene[lod].begin(); iter != mScene[lod].end(); ++iter)
- {
- LLModelLoader::model_instance_list& list = iter->second;
-
- for (LLModelLoader::model_instance_list::iterator list_iter = list.begin(); list_iter != list.end(); ++list_iter)
- {
- //override displayed model with current LoD
- list_iter->mModel = list_iter->mLOD[lod];
-
- if (!list_iter->mModel)
- {
- continue;
- }
-
- //add current model to current LoD's model list (LLModel::mLocalID makes a good vector index)
- S32 idx = list_iter->mModel->mLocalID;
-
- if (mModel[lod].size() <= idx)
- { //stretch model list to fit model at given index
- mModel[lod].resize(idx + 1);
- }
-
- mModel[lod][idx] = list_iter->mModel;
- if (!list_iter->mModel->mSkinWeights.empty())
- {
- skin_weights = true;
-
- if (!list_iter->mModel->mSkinInfo.mAlternateBindMatrix.empty())
- {
- joint_overrides = true;
- }
- if (list_iter->mModel->mSkinInfo.mLockScaleIfJointPosition)
- {
- lock_scale_if_joint_position = true;
- }
- }
- }
- }
- }
- }
-
- if (mFMP)
- {
- LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
-
- if (skin_weights)
- { //enable uploading/previewing of skin weights if present in .slm file
- fmp->enableViewOption("show_skin_weight");
- mViewOption["show_skin_weight"] = true;
- fmp->childSetValue("upload_skin", true);
- }
-
- if (joint_overrides)
- {
- fmp->enableViewOption("show_joint_overrides");
- mViewOption["show_joint_overrides"] = true;
- fmp->enableViewOption("show_joint_positions");
- mViewOption["show_joint_positions"] = true;
- fmp->childSetValue("upload_joints", true);
- }
- else
- {
- fmp->clearAvatarTab();
- }
-
- if (lock_scale_if_joint_position)
- {
- fmp->enableViewOption("lock_scale_if_joint_position");
- mViewOption["lock_scale_if_joint_position"] = true;
- fmp->childSetValue("lock_scale_if_joint_position", true);
- }
- }
-
- //copy high lod to base scene for LoD generation
- mBaseScene = mScene[LLModel::LOD_HIGH];
- mBaseModel = mModel[LLModel::LOD_HIGH];
-
- mDirty = true;
- resetPreviewTarget();
- }
- else
- { //only replace given LoD
- mModel[loaded_lod] = mModelLoader->mModelList;
- mScene[loaded_lod] = mModelLoader->mScene;
-
- // Duplicate the model if it is an internal bounding box model
- if (loaded_lod == LLModel::LOD_PHYSICS &&
- mBaseModel.size() > 1 && // This makes sense for multiple models only
- mModelLoader->mModelList.size() == 1 && // Just on the off-chance
- mModelLoader->mScene.size() == 1 && // Just on the off-chance
- std::filesystem::path(mModelLoader->mFilename).filename() == "cube.dae")
- {
- // Create a copy of the just loaded model for each model in mBaseModel
- const LLModel* origin = mModelLoader->mModelList.front();
- const LLModelInstance& mi = mModelLoader->mScene.begin()->second.front();
- for (U32 i = 1; i < mBaseModel.size(); ++i)
- {
- LLPointer<LLModel> copy(new LLModel(origin->getParams(), origin->getDetail()));
- copy->mLabel = origin->mLabel;
- copy->copyVolumeFaces(origin);
- copy->mPosition = origin->mPosition;
- copy->mMaterialList = origin->mMaterialList;
- mModel[loaded_lod].push_back(copy);
- mScene[loaded_lod][mi.mTransform].push_back(LLModelInstance(copy, copy->mLabel, mi.mTransform, mi.mMaterial));
- }
- }
-
- mVertexBuffer[loaded_lod].clear();
-
- setPreviewLOD(loaded_lod);
-
- if (loaded_lod == LLModel::LOD_HIGH)
- { //save a copy of the highest LOD for automatic LOD manipulation
- if (mBaseModel.empty())
- { //first time we've loaded a model, auto-gen LoD
- mGenLOD = true;
- }
-
- mBaseModel = mModel[loaded_lod];
-
- mBaseScene = mScene[loaded_lod];
- mVertexBuffer[5].clear();
- }
- else
- {
- if (loaded_lod == LLModel::LOD_PHYSICS)
- { // Explicitly loading physics. See if there is a default mesh.
- LLMatrix4 ignored_transform; // Each mesh that uses this will supply their own.
- mDefaultPhysicsShapeP = nullptr;
- FindModel(mScene[loaded_lod], DEFAULT_PHYSICS_MESH_NAME + getLodSuffix(loaded_lod), mDefaultPhysicsShapeP, ignored_transform);
- mWarnOfUnmatchedPhyicsMeshes = true;
- }
- bool legacyMatching = gSavedSettings.getBOOL("ImporterLegacyMatching");
- if (!legacyMatching)
- {
- if (!mBaseModel.empty())
- {
- bool name_based = false;
- bool has_submodels = false;
- for (U32 idx = 0; idx < mBaseModel.size(); ++idx)
- {
- if (mBaseModel[idx]->mSubmodelID)
- { // don't do index-based renaming when the base model has submodels
- has_submodels = true;
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "High LOD has submodels";
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
- break;
- }
- }
-
- for (U32 idx = 0; idx < mModel[loaded_lod].size(); ++idx)
- {
- std::string loaded_name = stripSuffix(mModel[loaded_lod][idx]->mLabel);
-
- LLModel* found_model = NULL;
- LLMatrix4 transform;
- FindModel(mBaseScene, loaded_name, found_model, transform);
- if (found_model)
- { // don't rename correctly named models (even if they are placed in a wrong order)
- name_based = true;
- }
-
- if (mModel[loaded_lod][idx]->mSubmodelID)
- { // don't rename the models when loaded LOD model has submodels
- has_submodels = true;
- }
- }
-
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "Loaded LOD " << loaded_lod << ": correct names" << (name_based ? "" : "NOT ") << "found; submodels " << (has_submodels ? "" : "NOT ") << "found";
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
-
- if (!name_based && !has_submodels)
- { // replace the name of the model loaded for any non-HIGH LOD to match the others (MAINT-5601)
- // this actually works like "ImporterLegacyMatching" for this particular LOD
- for (U32 idx = 0; idx < mModel[loaded_lod].size() && idx < mBaseModel.size(); ++idx)
- {
- std::string name = mBaseModel[idx]->mLabel;
- std::string loaded_name = stripSuffix(mModel[loaded_lod][idx]->mLabel);
-
- if (loaded_name != name)
- {
- name += getLodSuffix(loaded_lod);
-
- if (mImporterDebug)
- {
- std::ostringstream out;
- out << "Loded model name " << mModel[loaded_lod][idx]->mLabel;
- out << " for LOD " << loaded_lod;
- out << " doesn't match the base model. Renaming to " << name;
- LL_WARNS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- }
- mModel[loaded_lod][idx]->mLabel = name;
- // Rename the correspondent instance as well
- [&]()
- {
- for (auto& p : mScene[loaded_lod])
- for (auto& i : p.second)
- if (i.mModel == mModel[loaded_lod][idx])
- {
- i.mLabel = name;
- return;
- }
- }();
- }
- }
- }
- }
- }
- }
-
- clearIncompatible(loaded_lod);
-
- mDirty = true;
-
- if (loaded_lod == LLModel::LOD_HIGH)
- {
- resetPreviewTarget();
- }
- }
-
- mLoading = false;
- if (mFMP)
- {
- if (!mBaseModel.empty())
- {
- const std::string& model_name = mBaseModel[0]->getName();
- LLLineEditor* description_form = mFMP->getChild<LLLineEditor>("description_form");
- if (description_form->getText().empty())
- {
- description_form->setText(model_name);
- }
- // Add info to log that loading is complete (purpose: separator between loading and other logs)
- LLSD args;
- args["MODEL_NAME"] = model_name; // Teoretically shouldn't be empty, but might be better idea to add filename here
- LLFloaterModelPreview::addStringToLog("ModelLoaded", args, false, loaded_lod);
- }
- }
- refresh();
-
- mModelLoadedSignal();
-
- mModelLoader = NULL;
-}
-
-void LLModelPreview::resetPreviewTarget()
-{
- if (mModelLoader)
- {
- mPreviewTarget = (mModelLoader->mExtents[0] + mModelLoader->mExtents[1]) * 0.5f;
- mPreviewScale = (mModelLoader->mExtents[1] - mModelLoader->mExtents[0]) * 0.5f;
- }
-
- setPreviewTarget(mPreviewScale.magVec()*10.f);
-}
-
-void LLModelPreview::generateNormals()
-{
- assert_main_thread();
-
- S32 which_lod = mPreviewLOD;
-
- if (which_lod > 4 || which_lod < 0 ||
- mModel[which_lod].empty())
- {
- return;
- }
-
- F32 angle_cutoff = mFMP->childGetValue("crease_angle").asReal();
-
- mRequestedCreaseAngle[which_lod] = angle_cutoff;
-
- angle_cutoff *= DEG_TO_RAD;
-
- if (which_lod == 3 && !mBaseModel.empty())
- {
- if (mBaseModelFacesCopy.empty())
- {
- mBaseModelFacesCopy.reserve(mBaseModel.size());
- for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it)
- {
- v_LLVolumeFace_t faces;
- (*it)->copyFacesTo(faces);
- mBaseModelFacesCopy.push_back(faces);
- }
- }
-
- for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it)
- {
- (*it)->generateNormals(angle_cutoff);
- }
-
- mVertexBuffer[5].clear();
- }
-
- bool perform_copy = mModelFacesCopy[which_lod].empty();
- if (perform_copy) {
- mModelFacesCopy[which_lod].reserve(mModel[which_lod].size());
- }
-
- for (LLModelLoader::model_list::iterator it = mModel[which_lod].begin(), itE = mModel[which_lod].end(); it != itE; ++it)
- {
- if (perform_copy)
- {
- v_LLVolumeFace_t faces;
- (*it)->copyFacesTo(faces);
- mModelFacesCopy[which_lod].push_back(faces);
- }
-
- (*it)->generateNormals(angle_cutoff);
- }
-
- mVertexBuffer[which_lod].clear();
- refresh();
- updateStatusMessages();
-}
-
-void LLModelPreview::restoreNormals()
-{
- S32 which_lod = mPreviewLOD;
-
- if (which_lod > 4 || which_lod < 0 ||
- mModel[which_lod].empty())
- {
- return;
- }
-
- if (!mBaseModelFacesCopy.empty())
- {
- llassert(mBaseModelFacesCopy.size() == mBaseModel.size());
-
- vv_LLVolumeFace_t::const_iterator itF = mBaseModelFacesCopy.begin();
- for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it, ++itF)
- {
- (*it)->copyFacesFrom((*itF));
- }
-
- mBaseModelFacesCopy.clear();
- }
-
- if (!mModelFacesCopy[which_lod].empty())
- {
- vv_LLVolumeFace_t::const_iterator itF = mModelFacesCopy[which_lod].begin();
- for (LLModelLoader::model_list::iterator it = mModel[which_lod].begin(), itE = mModel[which_lod].end(); it != itE; ++it, ++itF)
- {
- (*it)->copyFacesFrom((*itF));
- }
-
- mModelFacesCopy[which_lod].clear();
- }
-
- mVertexBuffer[which_lod].clear();
- refresh();
- updateStatusMessages();
-}
-
-// Runs per object, but likely it is a better way to run per model+submodels
-// returns a ratio of base model indices to resulting indices
-// returns -1 in case of failure
-F32 LLModelPreview::genMeshOptimizerPerModel(LLModel *base_model, LLModel *target_model, F32 indices_decimator, F32 error_threshold, eSimplificationMode simplification_mode)
-{
- // I. Weld faces together
- // Figure out buffer size
- S32 size_indices = 0;
- S32 size_vertices = 0;
-
- for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
- {
- const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
- size_indices += face.mNumIndices;
- size_vertices += face.mNumVertices;
- }
-
- if (size_indices < 3)
- {
- return -1;
- }
-
- // Allocate buffers, note that we are using U32 buffer instead of U16
- U32* combined_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
- U32* output_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
-
- // extra space for normals and text coords
- S32 tc_bytes_size = ((size_vertices * sizeof(LLVector2)) + 0xF) & ~0xF;
- LLVector4a* combined_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 3 * size_vertices + tc_bytes_size);
- LLVector4a* combined_normals = combined_positions + size_vertices;
- LLVector2* combined_tex_coords = (LLVector2*)(combined_normals + size_vertices);
-
- // copy indices and vertices into new buffers
- S32 combined_positions_shift = 0;
- S32 indices_idx_shift = 0;
- S32 combined_indices_shift = 0;
- for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
- {
- const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
-
- // Vertices
- S32 copy_bytes = face.mNumVertices * sizeof(LLVector4a);
- LLVector4a::memcpyNonAliased16((F32*)(combined_positions + combined_positions_shift), (F32*)face.mPositions, copy_bytes);
-
- // Normals
- LLVector4a::memcpyNonAliased16((F32*)(combined_normals + combined_positions_shift), (F32*)face.mNormals, copy_bytes);
-
- // Tex coords
- copy_bytes = face.mNumVertices * sizeof(LLVector2);
- memcpy((void*)(combined_tex_coords + combined_positions_shift), (void*)face.mTexCoords, copy_bytes);
-
- combined_positions_shift += face.mNumVertices;
-
- // Indices
- // Sadly can't do dumb memcpy for indices, need to adjust each value
- for (S32 i = 0; i < face.mNumIndices; ++i)
- {
- U16 idx = face.mIndices[i];
-
- combined_indices[combined_indices_shift] = idx + indices_idx_shift;
- combined_indices_shift++;
- }
- indices_idx_shift += face.mNumVertices;
- }
-
- // II. Generate a shadow buffer if nessesary.
- // Welds together vertices if possible
-
- U32* shadow_indices = NULL;
- // if MESH_OPTIMIZER_FULL, just leave as is, since generateShadowIndexBufferU32
- // won't do anything new, model was remaped on a per face basis.
- // Similar for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
- // since 'simplifySloppy' ignores all topology, including normals and uvs.
- // Note: simplifySloppy can affect UVs significantly.
- if (simplification_mode == MESH_OPTIMIZER_NO_NORMALS)
- {
- // strip normals, reflections should restore relatively correctly
- shadow_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
- LLMeshOptimizer::generateShadowIndexBufferU32(shadow_indices, combined_indices, size_indices, combined_positions, NULL, combined_tex_coords, size_vertices);
- }
- if (simplification_mode == MESH_OPTIMIZER_NO_UVS)
- {
- // strip uvs, can heavily affect textures
- shadow_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
- LLMeshOptimizer::generateShadowIndexBufferU32(shadow_indices, combined_indices, size_indices, combined_positions, NULL, NULL, size_vertices);
- }
-
- U32* source_indices = NULL;
- if (shadow_indices)
- {
- source_indices = shadow_indices;
- }
- else
- {
- source_indices = combined_indices;
- }
-
- // III. Simplify
- S32 target_indices = 0;
- F32 result_error = 0; // how far from original the model is, 1 == 100%
- S32 size_new_indices = 0;
-
- if (indices_decimator > 0)
- {
- target_indices = llclamp(llfloor(size_indices / indices_decimator), 3, (S32)size_indices); // leave at least one triangle
- }
- else // indices_decimator can be zero for error_threshold based calculations
- {
- target_indices = 3;
- }
-
- size_new_indices = LLMeshOptimizer::simplifyU32(
- output_indices,
- source_indices,
- size_indices,
- combined_positions,
- size_vertices,
- LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
- target_indices,
- error_threshold,
- simplification_mode == MESH_OPTIMIZER_NO_TOPOLOGY,
- &result_error);
-
- if (result_error < 0)
- {
- LL_WARNS() << "Negative result error from meshoptimizer for model " << target_model->mLabel
- << " target Indices: " << target_indices
- << " new Indices: " << size_new_indices
- << " original count: " << size_indices << LL_ENDL;
- }
-
- // free unused buffers
- ll_aligned_free_32(combined_indices);
- ll_aligned_free_32(shadow_indices);
- combined_indices = NULL;
- shadow_indices = NULL;
-
- if (size_new_indices < 3)
- {
- // Model should have at least one visible triangle
- ll_aligned_free<64>(combined_positions);
- ll_aligned_free_32(output_indices);
-
- return -1;
- }
-
- // IV. Repack back into individual faces
-
- LLVector4a* buffer_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 3 * size_vertices + tc_bytes_size);
- LLVector4a* buffer_normals = buffer_positions + size_vertices;
- LLVector2* buffer_tex_coords = (LLVector2*)(buffer_normals + size_vertices);
- S32 buffer_idx_size = (size_indices * sizeof(U16) + 0xF) & ~0xF;
- U16* buffer_indices = (U16*)ll_aligned_malloc_16(buffer_idx_size);
- S32* old_to_new_positions_map = new S32[size_vertices];
-
- S32 buf_positions_copied = 0;
- S32 buf_indices_copied = 0;
- indices_idx_shift = 0;
- S32 valid_faces = 0;
-
- // Crude method to copy indices back into face
- for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
- {
- const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
-
- // reset data for new run
- buf_positions_copied = 0;
- buf_indices_copied = 0;
- bool copy_triangle = false;
- S32 range = indices_idx_shift + face.mNumVertices;
-
- for (S32 i = 0; i < size_vertices; i++)
- {
- old_to_new_positions_map[i] = -1;
- }
-
- // Copy relevant indices and vertices
- for (S32 i = 0; i < size_new_indices; ++i)
- {
- U32 idx = output_indices[i];
-
- if ((i % 3) == 0)
- {
- copy_triangle = idx >= indices_idx_shift && idx < range;
- }
-
- if (copy_triangle)
- {
- if (old_to_new_positions_map[idx] == -1)
- {
- // New position, need to copy it
- // Validate size
- if (buf_positions_copied >= U16_MAX)
- {
- // Normally this shouldn't happen since the whole point is to reduce amount of vertices
- // but it might happen if user tries to run optimization with too large triangle or error value
- // so fallback to 'per face' mode or verify requested limits and copy base model as is.
- LL_WARNS() << "Over triangle limit. Failed to optimize in 'per object' mode, falling back to per face variant for"
- << " model " << target_model->mLabel
- << " target Indices: " << target_indices
- << " new Indices: " << size_new_indices
- << " original count: " << size_indices
- << " error treshold: " << error_threshold
- << LL_ENDL;
-
- // U16 vertices overflow shouldn't happen, but just in case
- size_new_indices = 0;
- valid_faces = 0;
- for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
- {
- genMeshOptimizerPerFace(base_model, target_model, face_idx, indices_decimator, error_threshold, simplification_mode);
- const LLVolumeFace &face = target_model->getVolumeFace(face_idx);
- size_new_indices += face.mNumIndices;
- if (face.mNumIndices >= 3)
- {
- valid_faces++;
- }
- }
- if (valid_faces)
- {
- return (F32)size_indices / (F32)size_new_indices;
- }
- else
- {
- return -1;
- }
- }
-
- // Copy vertice, normals, tcs
- buffer_positions[buf_positions_copied] = combined_positions[idx];
- buffer_normals[buf_positions_copied] = combined_normals[idx];
- buffer_tex_coords[buf_positions_copied] = combined_tex_coords[idx];
-
- old_to_new_positions_map[idx] = buf_positions_copied;
-
- buffer_indices[buf_indices_copied] = (U16)buf_positions_copied;
- buf_positions_copied++;
- }
- else
- {
- // existing position
- buffer_indices[buf_indices_copied] = (U16)old_to_new_positions_map[idx];
- }
- buf_indices_copied++;
- }
- }
-
- if (buf_positions_copied >= U16_MAX)
- {
- break;
- }
-
- LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
- //new_face = face; //temp
-
- if (buf_indices_copied < 3)
- {
- // face was optimized away
- new_face.resizeIndices(3);
- new_face.resizeVertices(1);
- memset(new_face.mIndices, 0, sizeof(U16) * 3);
- new_face.mPositions[0].clear(); // set first vertice to 0
- new_face.mNormals[0].clear();
- new_face.mTexCoords[0].setZero();
- }
- else
- {
- new_face.resizeIndices(buf_indices_copied);
- new_face.resizeVertices(buf_positions_copied);
- new_face.allocateTangents(buf_positions_copied);
- S32 idx_size = (buf_indices_copied * sizeof(U16) + 0xF) & ~0xF;
- LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)buffer_indices, idx_size);
-
- LLVector4a::memcpyNonAliased16((F32*)new_face.mPositions, (F32*)buffer_positions, buf_positions_copied * sizeof(LLVector4a));
- LLVector4a::memcpyNonAliased16((F32*)new_face.mNormals, (F32*)buffer_normals, buf_positions_copied * sizeof(LLVector4a));
-
- U32 tex_size = (buf_positions_copied * sizeof(LLVector2) + 0xF)&~0xF;
- LLVector4a::memcpyNonAliased16((F32*)new_face.mTexCoords, (F32*)buffer_tex_coords, tex_size);
-
- valid_faces++;
- }
-
- indices_idx_shift += face.mNumVertices;
- }
-
- delete[]old_to_new_positions_map;
- ll_aligned_free<64>(combined_positions);
- ll_aligned_free<64>(buffer_positions);
- ll_aligned_free_32(output_indices);
- ll_aligned_free_16(buffer_indices);
-
- if (size_new_indices < 3 || valid_faces == 0)
- {
- // Model should have at least one visible triangle
- return -1;
- }
-
- return (F32)size_indices / (F32)size_new_indices;
-}
-
-F32 LLModelPreview::genMeshOptimizerPerFace(LLModel *base_model, LLModel *target_model, U32 face_idx, F32 indices_decimator, F32 error_threshold, eSimplificationMode simplification_mode)
-{
- const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
- S32 size_indices = face.mNumIndices;
- if (size_indices < 3)
- {
- return -1;
- }
-
- S32 size = (size_indices * sizeof(U16) + 0xF) & ~0xF;
- U16* output_indices = (U16*)ll_aligned_malloc_16(size);
-
- U16* shadow_indices = NULL;
- // if MESH_OPTIMIZER_FULL, just leave as is, since generateShadowIndexBufferU32
- // won't do anything new, model was remaped on a per face basis.
- // Similar for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
- // since 'simplifySloppy' ignores all topology, including normals and uvs.
- if (simplification_mode == MESH_OPTIMIZER_NO_NORMALS)
- {
- U16* shadow_indices = (U16*)ll_aligned_malloc_16(size);
- LLMeshOptimizer::generateShadowIndexBufferU16(shadow_indices, face.mIndices, size_indices, face.mPositions, NULL, face.mTexCoords, face.mNumVertices);
- }
- if (simplification_mode == MESH_OPTIMIZER_NO_UVS)
- {
- U16* shadow_indices = (U16*)ll_aligned_malloc_16(size);
- LLMeshOptimizer::generateShadowIndexBufferU16(shadow_indices, face.mIndices, size_indices, face.mPositions, NULL, NULL, face.mNumVertices);
- }
- // Don't run ShadowIndexBuffer for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
-
- U16* source_indices = NULL;
- if (shadow_indices)
- {
- source_indices = shadow_indices;
- }
- else
- {
- source_indices = face.mIndices;
- }
-
- S32 target_indices = 0;
- F32 result_error = 0; // how far from original the model is, 1 == 100%
- S32 size_new_indices = 0;
-
- if (indices_decimator > 0)
- {
- target_indices = llclamp(llfloor(size_indices / indices_decimator), 3, (S32)size_indices); // leave at least one triangle
- }
- else
- {
- target_indices = 3;
- }
-
- size_new_indices = LLMeshOptimizer::simplify(
- output_indices,
- source_indices,
- size_indices,
- face.mPositions,
- face.mNumVertices,
- LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
- target_indices,
- error_threshold,
- simplification_mode == MESH_OPTIMIZER_NO_TOPOLOGY,
- &result_error);
-
- if (result_error < 0)
- {
- LL_WARNS() << "Negative result error from meshoptimizer for face " << face_idx
- << " of model " << target_model->mLabel
- << " target Indices: " << target_indices
- << " new Indices: " << size_new_indices
- << " original count: " << size_indices
- << " error treshold: " << error_threshold
- << LL_ENDL;
- }
-
- LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
-
- // Copy old values
- new_face = face;
-
- if (size_new_indices < 3)
- {
- if (simplification_mode != MESH_OPTIMIZER_NO_TOPOLOGY)
- {
- // meshopt_optimizeSloppy() can optimize triangles away even if target_indices is > 2,
- // but optimize() isn't supposed to
- LL_INFOS() << "No indices generated by meshoptimizer for face " << face_idx
- << " of model " << target_model->mLabel
- << " target Indices: " << target_indices
- << " original count: " << size_indices
- << " error treshold: " << error_threshold
- << LL_ENDL;
- }
-
- // Face got optimized away
- // Generate empty triangle
- new_face.resizeIndices(3);
- new_face.resizeVertices(1);
- memset(new_face.mIndices, 0, sizeof(U16) * 3);
- new_face.mPositions[0].clear(); // set first vertice to 0
- new_face.mNormals[0].clear();
- new_face.mTexCoords[0].setZero();
- }
- else
- {
- // Assign new values
- new_face.resizeIndices(size_new_indices); // will wipe out mIndices, so new_face can't substitute output
- S32 idx_size = (size_new_indices * sizeof(U16) + 0xF) & ~0xF;
- LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)output_indices, idx_size);
-
- // Clear unused values
- new_face.optimize();
- }
-
- ll_aligned_free_16(output_indices);
- ll_aligned_free_16(shadow_indices);
-
- if (size_new_indices < 3)
- {
- // At least one triangle is needed
- return -1;
- }
-
- return (F32)size_indices / (F32)size_new_indices;
-}
-
-void LLModelPreview::genMeshOptimizerLODs(S32 which_lod, S32 meshopt_mode, U32 decimation, bool enforce_tri_limit)
-{
- LL_INFOS() << "Generating lod " << which_lod << " using meshoptimizer" << LL_ENDL;
- // Allow LoD from -1 to LLModel::LOD_PHYSICS
- if (which_lod < -1 || which_lod > LLModel::NUM_LODS - 1)
- {
- std::ostringstream out;
- out << "Invalid level of detail: " << which_lod;
- LL_WARNS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- llassert(which_lod >= -1 && which_lod < LLModel::NUM_LODS);
- return;
- }
-
- if (mBaseModel.empty())
- {
- return;
- }
-
- //get the triangle count for all base models
- S32 base_triangle_count = 0;
- for (S32 i = 0; i < mBaseModel.size(); ++i)
- {
- base_triangle_count += mBaseModel[i]->getNumTriangles();
- }
-
- // Urgh...
- // TODO: add interface to mFMP to get error treshold or let mFMP write one into LLModelPreview
- // We should not be accesing views from other class!
- U32 lod_mode = LIMIT_TRIANGLES;
- F32 indices_decimator = 0;
- F32 triangle_limit = 0;
- F32 lod_error_threshold = 1; //100%
-
- // If requesting a single lod
- if (which_lod > -1 && which_lod < NUM_LOD)
- {
- LLCtrlSelectionInterface* iface = mFMP->childGetSelectionInterface("lod_mode_" + lod_name[which_lod]);
- if (iface)
- {
- lod_mode = iface->getFirstSelectedIndex();
- }
-
- if (lod_mode == LIMIT_TRIANGLES)
- {
- if (!enforce_tri_limit)
- {
- triangle_limit = base_triangle_count;
- // reset to default value for this lod
- F32 pw = pow((F32)decimation, (F32)(LLModel::LOD_HIGH - which_lod));
-
- triangle_limit /= pw; //indices_ratio can be 1/pw
- }
- else
- {
-
- // UI spacifies limit for all models of single lod
- triangle_limit = mFMP->childGetValue("lod_triangle_limit_" + lod_name[which_lod]).asInteger();
-
- }
- // meshoptimizer doesn't use triangle limit, it uses indices limit, so convert it to aproximate ratio
- // triangle_limit can be 0.
- indices_decimator = (F32)base_triangle_count / llmax(triangle_limit, 1.f);
- }
- else
- {
- // UI shows 0 to 100%, but meshoptimizer works with 0 to 1
- lod_error_threshold = mFMP->childGetValue("lod_error_threshold_" + lod_name[which_lod]).asReal() / 100.f;
- }
- }
- else
- {
- // we are genrating all lods and each lod will get own indices_decimator
- indices_decimator = 1;
- triangle_limit = base_triangle_count;
- }
-
- mMaxTriangleLimit = base_triangle_count;
-
- // Build models
-
- S32 start = LLModel::LOD_HIGH;
- S32 end = 0;
-
- if (which_lod != -1)
- {
- start = which_lod;
- end = which_lod;
- }
-
- for (S32 lod = start; lod >= end; --lod)
- {
- if (which_lod == -1)
- {
- // we are genrating all lods and each lod gets own indices_ratio
- if (lod < start)
- {
- indices_decimator *= decimation;
- triangle_limit /= decimation;
- }
- }
-
- mRequestedTriangleCount[lod] = triangle_limit;
- mRequestedErrorThreshold[lod] = lod_error_threshold * 100;
- mRequestedLoDMode[lod] = lod_mode;
-
- mModel[lod].clear();
- mModel[lod].resize(mBaseModel.size());
- mVertexBuffer[lod].clear();
-
-
- for (U32 mdl_idx = 0; mdl_idx < mBaseModel.size(); ++mdl_idx)
- {
- LLModel* base = mBaseModel[mdl_idx];
-
- LLVolumeParams volume_params;
- volume_params.setType(LL_PCODE_PROFILE_SQUARE, LL_PCODE_PATH_LINE);
- mModel[lod][mdl_idx] = new LLModel(volume_params, 0.f);
-
- std::string name = base->mLabel + getLodSuffix(lod);
-
- mModel[lod][mdl_idx]->mLabel = name;
- mModel[lod][mdl_idx]->mSubmodelID = base->mSubmodelID;
- mModel[lod][mdl_idx]->setNumVolumeFaces(base->getNumVolumeFaces());
-
- LLModel* target_model = mModel[lod][mdl_idx];
-
- // carry over normalized transform into simplified model
- for (int i = 0; i < base->getNumVolumeFaces(); ++i)
- {
- LLVolumeFace& src = base->getVolumeFace(i);
- LLVolumeFace& dst = target_model->getVolumeFace(i);
- dst.mNormalizedScale = src.mNormalizedScale;
- }
-
- S32 model_meshopt_mode = meshopt_mode;
-
- // Ideally this should run not per model,
- // but combine all submodels with origin model as well
- if (model_meshopt_mode == MESH_OPTIMIZER_PRECISE)
- {
- // Run meshoptimizer for each face
- for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
- {
- F32 res = genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
- if (res < 0)
- {
- // Mesh optimizer failed and returned an invalid model
- const LLVolumeFace &face = base->getVolumeFace(face_idx);
- LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
- new_face = face;
- }
- }
- }
-
- if (model_meshopt_mode == MESH_OPTIMIZER_SLOPPY)
- {
- // Run meshoptimizer for each face
- for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
- {
- if (genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY) < 0)
- {
- // Sloppy failed and returned an invalid model
- genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
- }
- }
- }
-
- if (model_meshopt_mode == MESH_OPTIMIZER_AUTO)
- {
- // Remove progressively more data if we can't reach the target.
- F32 allowed_ratio_drift = 1.8f;
- F32 precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
-
- if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
- {
- precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_NORMALS);
- }
-
- if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
- {
- precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_UVS);
- }
-
- if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
- {
- // Try sloppy variant if normal one failed to simplify model enough.
- // Sloppy variant can fail entirely and has issues with precision,
- // so code needs to do multiple attempts with different decimators.
- // Todo: this is a bit of a mess, needs to be refined and improved
-
- F32 last_working_decimator = 0.f;
- F32 last_working_ratio = F32_MAX;
-
- F32 sloppy_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
-
- if (sloppy_ratio > 0)
- {
- // Would be better to do a copy of target_model here, but if
- // we need to use sloppy decimation, model should be cheap
- // and fast to generate and it won't affect end result
- last_working_decimator = indices_decimator;
- last_working_ratio = sloppy_ratio;
- }
-
- // Sloppy has a tendecy to error into lower side, so a request for 100
- // triangles turns into ~70, so check for significant difference from target decimation
- F32 sloppy_ratio_drift = 1.4f;
- if (lod_mode == LIMIT_TRIANGLES
- && (sloppy_ratio > indices_decimator * sloppy_ratio_drift || sloppy_ratio < 0))
- {
- // Apply a correction to compensate.
-
- // (indices_decimator / res_ratio) by itself is likely to overshoot to a differend
- // side due to overal lack of precision, and we don't need an ideal result, which
- // likely does not exist, just a better one, so a partial correction is enough.
- F32 sloppy_decimator = indices_decimator * (indices_decimator / sloppy_ratio + 1) / 2;
- sloppy_ratio = genMeshOptimizerPerModel(base, target_model, sloppy_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
- }
-
- if (last_working_decimator > 0 && sloppy_ratio < last_working_ratio)
- {
- // Compensation didn't work, return back to previous decimator
- sloppy_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
- }
-
- if (sloppy_ratio < 0)
- {
- // Sloppy method didn't work, try with smaller decimation values
- {
- // Find a decimator that does work
- F32 sloppy_decimation_step = sqrt((F32)decimation); // example: 27->15->9->5->3
- F32 sloppy_decimator = indices_decimator / sloppy_decimation_step;
- U64Microseconds end_time = LLTimer::getTotalTime() + U64Seconds(5);
-
- while (sloppy_ratio < 0
- && sloppy_decimator > precise_ratio
- && sloppy_decimator > 1 // precise_ratio isn't supposed to be below 1, but check just in case
- && end_time > LLTimer::getTotalTime())
- {
- sloppy_ratio = genMeshOptimizerPerModel(base, target_model, sloppy_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
- sloppy_decimator = sloppy_decimator / sloppy_decimation_step;
- }
- }
- }
-
- if (sloppy_ratio < 0 || sloppy_ratio < precise_ratio)
- {
- // Sloppy variant failed to generate triangles or is worse.
- // Can happen with models that are too simple as is.
-
- if (precise_ratio < 0)
- {
- // Precise method failed as well, just copy face over
- target_model->copyVolumeFaces(base);
- precise_ratio = 1.f;
- }
- else
- {
- // Fallback to normal method
- precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
- }
-
- LL_INFOS() << "Model " << target_model->getName()
- << " lod " << which_lod
- << " resulting ratio " << precise_ratio
- << " simplified using per model method." << LL_ENDL;
- }
- else
- {
- LL_INFOS() << "Model " << target_model->getName()
- << " lod " << which_lod
- << " resulting ratio " << sloppy_ratio
- << " sloppily simplified using per model method." << LL_ENDL;
- }
- }
- else
- {
- LL_INFOS() << "Model " << target_model->getName()
- << " lod " << which_lod
- << " resulting ratio " << precise_ratio
- << " simplified using per model method." << LL_ENDL;
- }
- }
-
- //blind copy skin weights and just take closest skin weight to point on
- //decimated mesh for now (auto-generating LODs with skin weights is still a bit
- //of an open problem).
- target_model->mPosition = base->mPosition;
- target_model->mSkinWeights = base->mSkinWeights;
- target_model->mSkinInfo = base->mSkinInfo;
-
- //copy material list
- target_model->mMaterialList = base->mMaterialList;
-
- if (!validate_model(target_model))
- {
- LL_ERRS() << "Invalid model generated when creating LODs" << LL_ENDL;
- }
- }
-
- //rebuild scene based on mBaseScene
- mScene[lod].clear();
- mScene[lod] = mBaseScene;
-
- for (U32 i = 0; i < mBaseModel.size(); ++i)
- {
- LLModel* mdl = mBaseModel[i];
- LLModel* target = mModel[lod][i];
- if (target)
- {
- for (LLModelLoader::scene::iterator iter = mScene[lod].begin(); iter != mScene[lod].end(); ++iter)
- {
- for (U32 j = 0; j < iter->second.size(); ++j)
- {
- if (iter->second[j].mModel == mdl)
- {
- iter->second[j].mModel = target;
- }
- }
- }
- }
- }
- }
-}
-
-void LLModelPreview::updateStatusMessages()
-{
- // bit mask values for physics errors. used to prevent overwrite of single line status
- // TODO: use this to provied multiline status
- enum PhysicsError
- {
- NONE = 0,
- NOHAVOK = 1,
- DEGENERATE = 2,
- TOOMANYHULLS = 4,
- TOOMANYVERTSINHULL = 8
- };
-
- assert_main_thread();
-
- U32 has_physics_error{ PhysicsError::NONE }; // physics error bitmap
- //triangle/vertex/submesh count for each mesh asset for each lod
- std::vector<S32> tris[LLModel::NUM_LODS];
- std::vector<S32> verts[LLModel::NUM_LODS];
- std::vector<S32> submeshes[LLModel::NUM_LODS];
-
- //total triangle/vertex/submesh count for each lod
- S32 total_tris[LLModel::NUM_LODS];
- S32 total_verts[LLModel::NUM_LODS];
- S32 total_submeshes[LLModel::NUM_LODS];
-
- for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
- {
- total_tris[i] = 0;
- total_verts[i] = 0;
- total_submeshes[i] = 0;
- }
-
- for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
- {
- LLModelInstance& instance = *iter;
-
- LLModel* model_high_lod = instance.mLOD[LLModel::LOD_HIGH];
- if (!model_high_lod)
- {
- setLoadState(LLModelLoader::ERROR_MATERIALS);
- mFMP->childDisable("calculate_btn");
- continue;
- }
-
- for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
- {
- LLModel* lod_model = instance.mLOD[i];
- if (!lod_model)
- {
- setLoadState(LLModelLoader::ERROR_MATERIALS);
- mFMP->childDisable("calculate_btn");
- }
- else
- {
- //for each model in the lod
- S32 cur_tris = 0;
- S32 cur_verts = 0;
- S32 cur_submeshes = lod_model->getNumVolumeFaces();
-
- for (S32 j = 0; j < cur_submeshes; ++j)
- { //for each submesh (face), add triangles and vertices to current total
- const LLVolumeFace& face = lod_model->getVolumeFace(j);
- cur_tris += face.mNumIndices / 3;
- cur_verts += face.mNumVertices;
- }
-
- std::string instance_name = instance.mLabel;
-
- if (mImporterDebug)
- {
- // Useful for debugging generalized complaints below about total submeshes which don't have enough
- // context to address exactly what needs to be fixed to move towards compliance with the rules.
- //
- std::ostringstream out;
- out << "Instance " << lod_model->mLabel << " LOD " << i << " Verts: " << cur_verts;
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
-
- out.str("");
- out << "Instance " << lod_model->mLabel << " LOD " << i << " Tris: " << cur_tris;
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
-
- out.str("");
- out << "Instance " << lod_model->mLabel << " LOD " << i << " Faces: " << cur_submeshes;
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
-
- out.str("");
- LLModel::material_list::iterator mat_iter = lod_model->mMaterialList.begin();
- while (mat_iter != lod_model->mMaterialList.end())
- {
- out << "Instance " << lod_model->mLabel << " LOD " << i << " Material " << *(mat_iter);
- LL_INFOS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- out.str("");
- mat_iter++;
- }
- }
-
- //add this model to the lod total
- total_tris[i] += cur_tris;
- total_verts[i] += cur_verts;
- total_submeshes[i] += cur_submeshes;
-
- //store this model's counts to asset data
- tris[i].push_back(cur_tris);
- verts[i].push_back(cur_verts);
- submeshes[i].push_back(cur_submeshes);
- }
- }
- }
-
- if (mMaxTriangleLimit == 0)
- {
- mMaxTriangleLimit = total_tris[LLModel::LOD_HIGH];
- }
-
- mHasDegenerate = false;
- {//check for degenerate triangles in physics mesh
- U32 lod = LLModel::LOD_PHYSICS;
- const LLVector4a scale(0.5f);
- for (U32 i = 0; i < mModel[lod].size() && !mHasDegenerate; ++i)
- { //for each model in the lod
- if (mModel[lod][i] && mModel[lod][i]->mPhysics.mHull.empty())
- { //no decomp exists
- S32 cur_submeshes = mModel[lod][i]->getNumVolumeFaces();
- for (S32 j = 0; j < cur_submeshes && !mHasDegenerate; ++j)
- { //for each submesh (face), add triangles and vertices to current total
- LLVolumeFace& face = mModel[lod][i]->getVolumeFace(j);
- for (S32 k = 0; (k < face.mNumIndices) && !mHasDegenerate;)
- {
- U16 index_a = face.mIndices[k + 0];
- U16 index_b = face.mIndices[k + 1];
- U16 index_c = face.mIndices[k + 2];
-
- if (index_c == 0 && index_b == 0 && index_a == 0) // test in reverse as 3rd index is less likely to be 0 in a normal case
- {
- LL_DEBUGS("MeshValidation") << "Empty placeholder triangle (3 identical index 0 verts) ignored" << LL_ENDL;
- }
- else
- {
- LLVector4a v1; v1.setMul(face.mPositions[index_a], scale);
- LLVector4a v2; v2.setMul(face.mPositions[index_b], scale);
- LLVector4a v3; v3.setMul(face.mPositions[index_c], scale);
- if (ll_is_degenerate(v1, v2, v3))
- {
- mHasDegenerate = true;
- }
- }
- k += 3;
- }
- }
- }
- }
- }
-
- // flag degenerates here rather than deferring to a MAV error later
- mFMP->childSetVisible("physics_status_message_text", mHasDegenerate); //display or clear
- auto degenerateIcon = mFMP->getChild<LLIconCtrl>("physics_status_message_icon");
- degenerateIcon->setVisible(mHasDegenerate);
- if (mHasDegenerate)
- {
- has_physics_error |= PhysicsError::DEGENERATE;
- mFMP->childSetValue("physics_status_message_text", mFMP->getString("phys_status_degenerate_triangles"));
- LLUIImagePtr img = LLUI::getUIImage("ModelImport_Status_Error");
- degenerateIcon->setImage(img);
- }
-
- mFMP->childSetTextArg("submeshes_info", "[SUBMESHES]", llformat("%d", total_submeshes[LLModel::LOD_HIGH]));
-
- std::string mesh_status_na = mFMP->getString("mesh_status_na");
-
- S32 upload_status[LLModel::LOD_HIGH + 1];
-
- mModelNoErrors = true;
-
- const U32 lod_high = LLModel::LOD_HIGH;
- U32 high_submodel_count = mModel[lod_high].size() - countRootModels(mModel[lod_high]);
-
- for (S32 lod = 0; lod <= lod_high; ++lod)
- {
- upload_status[lod] = 0;
-
- std::string message = "mesh_status_good";
-
- if (total_tris[lod] > 0)
- {
- mFMP->childSetValue(lod_triangles_name[lod], llformat("%d", total_tris[lod]));
- mFMP->childSetValue(lod_vertices_name[lod], llformat("%d", total_verts[lod]));
- }
- else
- {
- if (lod == lod_high)
- {
- upload_status[lod] = 2;
- message = "mesh_status_missing_lod";
- }
- else
- {
- for (S32 i = lod - 1; i >= 0; --i)
- {
- if (total_tris[i] > 0)
- {
- upload_status[lod] = 2;
- message = "mesh_status_missing_lod";
- }
- }
- }
-
- mFMP->childSetValue(lod_triangles_name[lod], mesh_status_na);
- mFMP->childSetValue(lod_vertices_name[lod], mesh_status_na);
- }
-
- if (lod != lod_high)
- {
- if (total_submeshes[lod] && total_submeshes[lod] != total_submeshes[lod_high])
- { //number of submeshes is different
- message = "mesh_status_submesh_mismatch";
- upload_status[lod] = 2;
- }
- else if (mModel[lod].size() - countRootModels(mModel[lod]) != high_submodel_count)
- {//number of submodels is different, not all faces are matched correctly.
- message = "mesh_status_submesh_mismatch";
- upload_status[lod] = 2;
- // Note: Submodels in instance were loaded from higher LOD and as result face count
- // returns same value and total_submeshes[lod] is identical to high_lod one.
- }
- else if (!tris[lod].empty() && tris[lod].size() != tris[lod_high].size())
- { //number of meshes is different
- message = "mesh_status_mesh_mismatch";
- upload_status[lod] = 2;
- }
- else if (!verts[lod].empty())
- {
- S32 sum_verts_higher_lod = 0;
- S32 sum_verts_this_lod = 0;
- for (U32 i = 0; i < verts[lod].size(); ++i)
- {
- sum_verts_higher_lod += ((i < verts[lod + 1].size()) ? verts[lod + 1][i] : 0);
- sum_verts_this_lod += verts[lod][i];
- }
-
- if ((sum_verts_higher_lod > 0) &&
- (sum_verts_this_lod > sum_verts_higher_lod))
- {
- //too many vertices in this lod
- message = "mesh_status_too_many_vertices";
- upload_status[lod] = 1;
- }
- }
- }
-
- LLIconCtrl* icon = mFMP->getChild<LLIconCtrl>(lod_icon_name[lod]);
- LLUIImagePtr img = LLUI::getUIImage(lod_status_image[upload_status[lod]]);
- icon->setVisible(true);
- icon->setImage(img);
-
- if (upload_status[lod] >= 2)
- {
- mModelNoErrors = false;
- }
-
- if (lod == mPreviewLOD)
- {
- mFMP->childSetValue("lod_status_message_text", mFMP->getString(message));
- icon = mFMP->getChild<LLIconCtrl>("lod_status_message_icon");
- icon->setImage(img);
- }
-
- updateLodControls(lod);
- }
-
-
- //warn if hulls have more than 256 points in them
- bool physExceededVertexLimit = false;
- for (U32 i = 0; mModelNoErrors && i < mModel[LLModel::LOD_PHYSICS].size(); ++i)
- {
- LLModel* mdl = mModel[LLModel::LOD_PHYSICS][i];
-
- if (mdl)
- {
- for (U32 j = 0; j < mdl->mPhysics.mHull.size(); ++j)
- {
- if (mdl->mPhysics.mHull[j].size() > 256)
- {
- physExceededVertexLimit = true;
- LL_INFOS() << "Physical model " << mdl->mLabel << " exceeds vertex per hull limitations." << LL_ENDL;
- break;
- }
- }
- }
- }
-
- if (physExceededVertexLimit)
- {
- has_physics_error |= PhysicsError::TOOMANYVERTSINHULL;
- }
-
- if (!(has_physics_error & PhysicsError::DEGENERATE)){ // only update this field (incluides clearing it) if it is not already in use.
- mFMP->childSetVisible("physics_status_message_text", physExceededVertexLimit);
- LLIconCtrl* physStatusIcon = mFMP->getChild<LLIconCtrl>("physics_status_message_icon");
- physStatusIcon->setVisible(physExceededVertexLimit);
- if (physExceededVertexLimit)
- {
- mFMP->childSetValue("physics_status_message_text", mFMP->getString("phys_status_vertex_limit_exceeded"));
- LLUIImagePtr img = LLUI::getUIImage("ModelImport_Status_Warning");
- physStatusIcon->setImage(img);
- }
- }
-
- if (getLoadState() >= LLModelLoader::ERROR_PARSING)
- {
- mModelNoErrors = false;
- LL_INFOS() << "Loader returned errors, model can't be uploaded" << LL_ENDL;
- }
-
- bool uploadingSkin = mFMP->childGetValue("upload_skin").asBoolean();
- bool uploadingJointPositions = mFMP->childGetValue("upload_joints").asBoolean();
-
- if (uploadingSkin)
- {
- if (uploadingJointPositions && !isRigValidForJointPositionUpload())
- {
- mModelNoErrors = false;
- LL_INFOS() << "Invalid rig, there might be issues with uploading Joint positions" << LL_ENDL;
- }
- }
-
- if (mModelNoErrors && mModelLoader)
- {
- if (!mModelLoader->areTexturesReady() && mFMP->childGetValue("upload_textures").asBoolean())
- {
- // Some textures are still loading, prevent upload until they are done
- mModelNoErrors = false;
- }
- }
-
- if (!mModelNoErrors || mHasDegenerate)
- {
- mFMP->childDisable("ok_btn");
- mFMP->childDisable("calculate_btn");
- }
- else
- {
- mFMP->childEnable("ok_btn");
- mFMP->childEnable("calculate_btn");
- }
-
- if (mModelNoErrors && mLodsWithParsingError.empty())
- {
- mFMP->childEnable("calculate_btn");
- }
- else
- {
- mFMP->childDisable("calculate_btn");
- }
-
- //add up physics triangles etc
- S32 phys_tris = 0;
- S32 phys_hulls = 0;
- S32 phys_points = 0;
-
- //get the triangle count for the whole scene
- for (LLModelLoader::scene::iterator iter = mScene[LLModel::LOD_PHYSICS].begin(), endIter = mScene[LLModel::LOD_PHYSICS].end(); iter != endIter; ++iter)
- {
- for (LLModelLoader::model_instance_list::iterator instance = iter->second.begin(), end_instance = iter->second.end(); instance != end_instance; ++instance)
- {
- LLModel* model = instance->mModel;
- if (model)
- {
- S32 cur_submeshes = model->getNumVolumeFaces();
-
- LLModel::convex_hull_decomposition& decomp = model->mPhysics.mHull;
-
- if (!decomp.empty())
- {
- phys_hulls += decomp.size();
- for (U32 i = 0; i < decomp.size(); ++i)
- {
- phys_points += decomp[i].size();
- }
- }
- else
- { //choose physics shape OR decomposition, can't use both
- for (S32 j = 0; j < cur_submeshes; ++j)
- { //for each submesh (face), add triangles and vertices to current total
- const LLVolumeFace& face = model->getVolumeFace(j);
- phys_tris += face.mNumIndices / 3;
- }
- }
- }
- }
- }
-
- if (phys_tris > 0)
- {
- mFMP->childSetTextArg("physics_triangles", "[TRIANGLES]", llformat("%d", phys_tris));
- }
- else
- {
- mFMP->childSetTextArg("physics_triangles", "[TRIANGLES]", mesh_status_na);
- }
-
- if (phys_hulls > 0)
- {
- mFMP->childSetTextArg("physics_hulls", "[HULLS]", llformat("%d", phys_hulls));
- mFMP->childSetTextArg("physics_points", "[POINTS]", llformat("%d", phys_points));
- }
- else
- {
- mFMP->childSetTextArg("physics_hulls", "[HULLS]", mesh_status_na);
- mFMP->childSetTextArg("physics_points", "[POINTS]", mesh_status_na);
- }
-
- LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
- if (fmp)
- {
- if (phys_tris > 0 || phys_hulls > 0)
- {
- if (!fmp->isViewOptionEnabled("show_physics"))
- {
- fmp->enableViewOption("show_physics");
- mViewOption["show_physics"] = true;
- fmp->childSetValue("show_physics", true);
- }
- }
- else
- {
- fmp->disableViewOption("show_physics");
- mViewOption["show_physics"] = false;
- fmp->childSetValue("show_physics", false);
-
- }
-
- //bool use_hull = fmp->childGetValue("physics_use_hull").asBoolean();
-
- //fmp->childSetEnabled("physics_optimize", !use_hull);
-
- bool enable = (phys_tris > 0 || phys_hulls > 0) && fmp->mCurRequest.empty();
- //enable = enable && !use_hull && fmp->childGetValue("physics_optimize").asBoolean();
-
- //enable/disable "analysis" UI
- LLPanel* panel = fmp->getChild<LLPanel>("physics analysis");
- LLView* child = panel->getFirstChild();
- while (child)
- {
- child->setEnabled(enable);
- child = panel->findNextSibling(child);
- }
-
- enable = phys_hulls > 0 && fmp->mCurRequest.empty();
- //enable/disable "simplification" UI
- panel = fmp->getChild<LLPanel>("physics simplification");
- child = panel->getFirstChild();
- while (child)
- {
- child->setEnabled(enable);
- child = panel->findNextSibling(child);
- }
-
- if (fmp->mCurRequest.empty())
- {
- fmp->childSetVisible("Simplify", true);
- fmp->childSetVisible("simplify_cancel", false);
- fmp->childSetVisible("Decompose", true);
- fmp->childSetVisible("decompose_cancel", false);
-
- if (phys_hulls > 0)
- {
- fmp->childEnable("Simplify");
- }
-
- if (phys_tris || phys_hulls > 0)
- {
- fmp->childEnable("Decompose");
- }
- }
- else
- {
- fmp->childEnable("simplify_cancel");
- fmp->childEnable("decompose_cancel");
- }
- }
-
-
- LLCtrlSelectionInterface* iface = fmp->childGetSelectionInterface("physics_lod_combo");
- S32 which_mode = 0;
- S32 file_mode = 1;
- if (iface)
- {
- which_mode = iface->getFirstSelectedIndex();
- file_mode = iface->getItemCount() - 1;
- }
-
- if (which_mode == file_mode)
- {
- mFMP->childEnable("physics_file");
- mFMP->childEnable("physics_browse");
- }
- else
- {
- mFMP->childDisable("physics_file");
- mFMP->childDisable("physics_browse");
- }
-
- LLSpinCtrl* crease = mFMP->getChild<LLSpinCtrl>("crease_angle");
-
- if (mRequestedCreaseAngle[mPreviewLOD] == -1.f)
- {
- mFMP->childSetColor("crease_label", LLColor4::grey);
- crease->forceSetValue(75.f);
- }
- else
- {
- mFMP->childSetColor("crease_label", LLColor4::white);
- crease->forceSetValue(mRequestedCreaseAngle[mPreviewLOD]);
- }
-
- mModelUpdatedSignal(true);
-
-}
-
-void LLModelPreview::updateLodControls(S32 lod)
-{
- if (lod < LLModel::LOD_IMPOSTOR || lod > LLModel::LOD_HIGH)
- {
- std::ostringstream out;
- out << "Invalid level of detail: " << lod;
- LL_WARNS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, false);
- assert(lod >= LLModel::LOD_IMPOSTOR && lod <= LLModel::LOD_HIGH);
- return;
- }
-
- const char* lod_controls[] =
- {
- "lod_mode_",
- "lod_triangle_limit_",
- "lod_error_threshold_"
- };
- const U32 num_lod_controls = sizeof(lod_controls) / sizeof(char*);
-
- const char* file_controls[] =
- {
- "lod_browse_",
- "lod_file_",
- };
- const U32 num_file_controls = sizeof(file_controls) / sizeof(char*);
-
- LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
- if (!fmp) return;
-
- LLComboBox* lod_combo = mFMP->findChild<LLComboBox>("lod_source_" + lod_name[lod]);
- if (!lod_combo) return;
-
- S32 lod_mode = lod_combo->getCurrentIndex();
- if (lod_mode == LOD_FROM_FILE) // LoD from file
- {
- fmp->mLODMode[lod] = LOD_FROM_FILE;
- for (U32 i = 0; i < num_file_controls; ++i)
- {
- mFMP->childSetVisible(file_controls[i] + lod_name[lod], true);
- }
-
- for (U32 i = 0; i < num_lod_controls; ++i)
- {
- mFMP->childSetVisible(lod_controls[i] + lod_name[lod], false);
- }
- }
- else if (lod_mode == USE_LOD_ABOVE) // use LoD above
- {
- fmp->mLODMode[lod] = USE_LOD_ABOVE;
- for (U32 i = 0; i < num_file_controls; ++i)
- {
- mFMP->childSetVisible(file_controls[i] + lod_name[lod], false);
- }
-
- for (U32 i = 0; i < num_lod_controls; ++i)
- {
- mFMP->childSetVisible(lod_controls[i] + lod_name[lod], false);
- }
-
- if (lod < LLModel::LOD_HIGH)
- {
- mModel[lod] = mModel[lod + 1];
- mScene[lod] = mScene[lod + 1];
- mVertexBuffer[lod].clear();
-
- // Also update lower LoD
- if (lod > LLModel::LOD_IMPOSTOR)
- {
- updateLodControls(lod - 1);
- }
- }
- }
- else // auto generate, the default case for all LoDs except High
- {
- fmp->mLODMode[lod] = MESH_OPTIMIZER_AUTO;
-
- //don't actually regenerate lod when refreshing UI
- mLODFrozen = true;
-
- for (U32 i = 0; i < num_file_controls; ++i)
- {
- mFMP->getChildView(file_controls[i] + lod_name[lod])->setVisible(false);
- }
-
- for (U32 i = 0; i < num_lod_controls; ++i)
- {
- mFMP->getChildView(lod_controls[i] + lod_name[lod])->setVisible(true);
- }
-
-
- LLSpinCtrl* threshold = mFMP->getChild<LLSpinCtrl>("lod_error_threshold_" + lod_name[lod]);
- LLSpinCtrl* limit = mFMP->getChild<LLSpinCtrl>("lod_triangle_limit_" + lod_name[lod]);
-
- limit->setMaxValue(mMaxTriangleLimit);
- limit->forceSetValue(mRequestedTriangleCount[lod]);
-
- threshold->forceSetValue(mRequestedErrorThreshold[lod]);
-
- mFMP->getChild<LLComboBox>("lod_mode_" + lod_name[lod])->selectNthItem(mRequestedLoDMode[lod]);
-
- if (mRequestedLoDMode[lod] == 0)
- {
- limit->setVisible(true);
- threshold->setVisible(false);
-
- limit->setMaxValue(mMaxTriangleLimit);
- limit->setIncrement(llmax((U32)1, mMaxTriangleLimit / 32));
- }
- else
- {
- limit->setVisible(false);
- threshold->setVisible(true);
- }
-
- mLODFrozen = false;
- }
-}
-
-void LLModelPreview::setPreviewTarget(F32 distance)
-{
- mCameraDistance = distance;
- mCameraZoom = 1.f;
- mCameraPitch = 0.f;
- mCameraYaw = 0.f;
- mCameraOffset.clearVec();
-}
-
-void LLModelPreview::clearBuffers()
-{
- for (U32 i = 0; i < 6; i++)
- {
- mVertexBuffer[i].clear();
- }
-}
-
-void LLModelPreview::genBuffers(S32 lod, bool include_skin_weights)
-{
- LLModelLoader::model_list* model = NULL;
-
- if (lod < 0 || lod > 4)
- {
- model = &mBaseModel;
- lod = 5;
- }
- else
- {
- model = &(mModel[lod]);
- }
-
- if (!mVertexBuffer[lod].empty())
- {
- mVertexBuffer[lod].clear();
- }
-
- mVertexBuffer[lod].clear();
-
- LLModelLoader::model_list::iterator base_iter = mBaseModel.begin();
-
- for (LLModelLoader::model_list::iterator iter = model->begin(); iter != model->end(); ++iter)
- {
- LLModel* mdl = *iter;
- if (!mdl)
- {
- continue;
- }
-
- base_iter++;
-
- bool skinned = include_skin_weights && !mdl->mSkinWeights.empty();
-
- LLMatrix4a mat_normal;
- if (skinned)
- {
- glh::matrix4f m((F32*)mdl->mSkinInfo.mBindShapeMatrix.getF32ptr());
- m = m.inverse().transpose();
- mat_normal.loadu(m.m);
- }
-
- S32 num_faces = mdl->getNumVolumeFaces();
- for (S32 i = 0; i < num_faces; ++i)
- {
- const LLVolumeFace &vf = mdl->getVolumeFace(i);
- U32 num_vertices = vf.mNumVertices;
- U32 num_indices = vf.mNumIndices;
-
- if (!num_vertices || !num_indices)
- {
- continue;
- }
-
- LLVertexBuffer* vb = NULL;
-
-
-
- U32 mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
-
- if (skinned)
- {
- mask |= LLVertexBuffer::MAP_WEIGHT4;
- }
-
- vb = new LLVertexBuffer(mask);
-
- if (!vb->allocateBuffer(num_vertices, num_indices))
- {
- // We are likely to crash due this failure, if this happens, find a way to gracefully stop preview
- std::ostringstream out;
- out << "Failed to allocate Vertex Buffer for model preview ";
- out << num_vertices << " vertices and ";
- out << num_indices << " indices";
- LL_WARNS() << out.str() << LL_ENDL;
- LLFloaterModelPreview::addStringToLog(out, true);
- }
-
- LLStrider<LLVector3> vertex_strider;
- LLStrider<LLVector3> normal_strider;
- LLStrider<LLVector2> tc_strider;
- LLStrider<U16> index_strider;
- LLStrider<LLVector4> weights_strider;
-
- vb->getVertexStrider(vertex_strider);
- vb->getIndexStrider(index_strider);
-
- if (skinned)
- {
- vb->getWeight4Strider(weights_strider);
- }
-
- LLVector4a::memcpyNonAliased16((F32*)vertex_strider.get(), (F32*)vf.mPositions, num_vertices * 4 * sizeof(F32));
-
- if (skinned)
- {
- for (U32 i = 0; i < num_vertices; ++i)
- {
- LLVector4a* v = (LLVector4a*)vertex_strider.get();
- mdl->mSkinInfo.mBindShapeMatrix.affineTransform(*v, *v);
- vertex_strider++;
- }
- }
- if (vf.mTexCoords)
- {
- vb->getTexCoord0Strider(tc_strider);
- S32 tex_size = (num_vertices * 2 * sizeof(F32) + 0xF) & ~0xF;
- LLVector4a::memcpyNonAliased16((F32*)tc_strider.get(), (F32*)vf.mTexCoords, tex_size);
- }
-
- if (vf.mNormals)
- {
- vb->getNormalStrider(normal_strider);
-
- if (skinned)
- {
- F32* normals = (F32*)normal_strider.get();
- LLVector4a* src = vf.mNormals;
- LLVector4a* end = src + num_vertices;
-
- while (src < end)
- {
- LLVector4a normal;
- mat_normal.rotate(*src++, normal);
- normal.store4a(normals);
- normals += 4;
- }
- }
- else
- {
- LLVector4a::memcpyNonAliased16((F32*)normal_strider.get(), (F32*)vf.mNormals, num_vertices * 4 * sizeof(F32));
- }
- }
-
- if (skinned)
- {
- for (U32 i = 0; i < num_vertices; i++)
- {
- //find closest weight to vf.mVertices[i].mPosition
- LLVector3 pos(vf.mPositions[i].getF32ptr());
-
- const LLModel::weight_list& weight_list = mdl->getJointInfluences(pos);
- llassert(weight_list.size()>0 && weight_list.size() <= 4); // LLModel::loadModel() should guarantee this
-
- LLVector4 w(0, 0, 0, 0);
-
- for (U32 i = 0; i < weight_list.size(); ++i)
- {
- F32 wght = llclamp(weight_list[i].mWeight, 0.001f, 0.999f);
- F32 joint = (F32)weight_list[i].mJointIdx;
- w.mV[i] = joint + wght;
- llassert(w.mV[i] - (S32)w.mV[i]>0.0f); // because weights are non-zero, and range of wt values
- //should not cause floating point precision issues.
- }
-
- *(weights_strider++) = w;
- }
- }
-
- // build indices
- for (U32 i = 0; i < num_indices; i++)
- {
- *(index_strider++) = vf.mIndices[i];
- }
-
- vb->unmapBuffer();
-
- mVertexBuffer[lod][mdl].push_back(vb);
- }
- }
-}
-
-void LLModelPreview::update()
-{
- if (mGenLOD)
- {
- bool subscribe_for_generation = mLodsQuery.empty();
- mGenLOD = false;
- mDirty = true;
- mLodsQuery.clear();
-
- for (S32 lod = LLModel::LOD_HIGH; lod >= 0; --lod)
- {
- // adding all lods into query for generation
- mLodsQuery.push_back(lod);
- }
-
- if (subscribe_for_generation)
- {
- doOnIdleRepeating(lodQueryCallback);
- }
- }
-
- if (mDirty && mLodsQuery.empty())
- {
- mDirty = false;
- updateDimentionsAndOffsets();
- refresh();
- }
-}
-
-//-----------------------------------------------------------------------------
-// createPreviewAvatar
-//-----------------------------------------------------------------------------
-void LLModelPreview::createPreviewAvatar(void)
-{
- mPreviewAvatar = (LLVOAvatar*)gObjectList.createObjectViewer(LL_PCODE_LEGACY_AVATAR, gAgent.getRegion(), LLViewerObject::CO_FLAG_UI_AVATAR);
- if (mPreviewAvatar)
- {
- mPreviewAvatar->createDrawable(&gPipeline);
- mPreviewAvatar->mSpecialRenderMode = 1;
- mPreviewAvatar->startMotion(ANIM_AGENT_STAND);
- mPreviewAvatar->hideSkirt();
- }
- else
- {
- LL_INFOS() << "Failed to create preview avatar for upload model window" << LL_ENDL;
- }
-}
-
-//static
-U32 LLModelPreview::countRootModels(LLModelLoader::model_list models)
-{
- U32 root_models = 0;
- model_list::iterator model_iter = models.begin();
- while (model_iter != models.end())
- {
- LLModel* mdl = *model_iter;
- if (mdl && mdl->mSubmodelID == 0)
- {
- root_models++;
- }
- model_iter++;
- }
- return root_models;
-}
-
-void LLModelPreview::loadedCallback(
- LLModelLoader::scene& scene,
- LLModelLoader::model_list& model_list,
- S32 lod,
- void* opaque)
-{
- LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
- if (pPreview && !LLModelPreview::sIgnoreLoadedCallback)
- {
- // Load loader's warnings into floater's log tab
- const LLSD out = pPreview->mModelLoader->logOut();
- LLSD::array_const_iterator iter_out = out.beginArray();
- LLSD::array_const_iterator end_out = out.endArray();
- for (; iter_out != end_out; ++iter_out)
- {
- if (iter_out->has("Message"))
- {
- LLFloaterModelPreview::addStringToLog(iter_out->get("Message"), *iter_out, true, pPreview->mModelLoader->mLod);
- }
- }
- pPreview->mModelLoader->clearLog();
- pPreview->loadModelCallback(lod); // removes mModelLoader in some cases
- if (pPreview->mLookUpLodFiles && (lod != LLModel::LOD_HIGH))
- {
- pPreview->lookupLODModelFiles(lod);
- }
-
- const LLVOAvatar* avatarp = pPreview->getPreviewAvatar();
- if (avatarp) { // set up ground plane for possible rendering
- const LLVector3 root_pos = avatarp->mRoot->getPosition();
- const LLVector4a* ext = avatarp->mDrawable->getSpatialExtents();
- const LLVector4a min = ext[0], max = ext[1];
- const F32 center = (max[2] - min[2]) * 0.5f;
- const F32 ground = root_pos[2] - center;
- auto plane = pPreview->mGroundPlane;
- plane[0] = {min[0], min[1], ground};
- plane[1] = {max[0], min[1], ground};
- plane[2] = {max[0], max[1], ground};
- plane[3] = {min[0], max[1], ground};
- }
- }
-
-}
-
-void LLModelPreview::lookupLODModelFiles(S32 lod)
-{
- if (lod == LLModel::LOD_PHYSICS)
- {
- mLookUpLodFiles = false;
- return;
- }
- S32 next_lod = (lod - 1 >= LLModel::LOD_IMPOSTOR) ? lod - 1 : LLModel::LOD_PHYSICS;
-
- std::string lod_filename = mLODFile[LLModel::LOD_HIGH];
- std::string ext = ".dae";
- std::string lod_filename_lower(lod_filename);
- LLStringUtil::toLower(lod_filename_lower);
- std::string::size_type i = lod_filename_lower.rfind(ext);
- if (i != std::string::npos)
- {
- lod_filename.replace(i, lod_filename.size() - ext.size(), getLodSuffix(next_lod) + ext);
- }
- if (gDirUtilp->fileExists(lod_filename))
- {
- LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
- if (fmp)
- {
- fmp->setCtrlLoadFromFile(next_lod);
- }
- loadModel(lod_filename, next_lod);
- }
- else
- {
- lookupLODModelFiles(next_lod);
- }
-}
-
-void LLModelPreview::stateChangedCallback(U32 state, void* opaque)
-{
- LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
- if (pPreview)
- {
- pPreview->setLoadState(state);
- }
-}
-
-LLJoint* LLModelPreview::lookupJointByName(const std::string& str, void* opaque)
-{
- LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
- if (pPreview)
- {
- return pPreview->getPreviewAvatar()->getJoint(str);
- }
- return NULL;
-}
-
-U32 LLModelPreview::loadTextures(LLImportMaterial& material, void* opaque)
-{
- (void)opaque;
-
- if (material.mDiffuseMapFilename.size())
- {
- material.mOpaqueData = new LLPointer< LLViewerFetchedTexture >;
- LLPointer< LLViewerFetchedTexture >& tex = (*reinterpret_cast< LLPointer< LLViewerFetchedTexture > * >(material.mOpaqueData));
-
- tex = LLViewerTextureManager::getFetchedTextureFromUrl("file://" + LLURI::unescape(material.mDiffuseMapFilename), FTT_LOCAL_FILE, true, LLGLTexture::BOOST_PREVIEW);
- tex->setLoadedCallback(LLModelPreview::textureLoadedCallback, 0, true, false, opaque, NULL, false);
- tex->forceToSaveRawImage(0, F32_MAX);
- material.setDiffuseMap(tex->getID()); // record tex ID
- return 1;
- }
-
- material.mOpaqueData = NULL;
- return 0;
-}
-
-void LLModelPreview::addEmptyFace(LLModel* pTarget)
-{
- U32 type_mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
-
- LLPointer<LLVertexBuffer> buff = new LLVertexBuffer(type_mask);
-
- buff->allocateBuffer(1, 3);
- memset((U8*)buff->getMappedData(), 0, buff->getSize());
- memset((U8*)buff->getMappedIndices(), 0, buff->getIndicesSize());
-
- buff->validateRange(0, buff->getNumVerts() - 1, buff->getNumIndices(), 0);
-
- LLStrider<LLVector3> pos;
- LLStrider<LLVector3> norm;
- LLStrider<LLVector2> tc;
- LLStrider<U16> index;
-
- buff->getVertexStrider(pos);
-
- if (type_mask & LLVertexBuffer::MAP_NORMAL)
- {
- buff->getNormalStrider(norm);
- }
- if (type_mask & LLVertexBuffer::MAP_TEXCOORD0)
- {
- buff->getTexCoord0Strider(tc);
- }
-
- buff->getIndexStrider(index);
-
- //resize face array
- int faceCnt = pTarget->getNumVolumeFaces();
- pTarget->setNumVolumeFaces(faceCnt + 1);
- pTarget->setVolumeFaceData(faceCnt + 1, pos, norm, tc, index, buff->getNumVerts(), buff->getNumIndices());
-
-}
-
-//-----------------------------------------------------------------------------
-// render()
-//-----------------------------------------------------------------------------
-// Todo: we shouldn't be setting all those UI elements on render.
-// Note: Render happens each frame with skinned avatars
-bool LLModelPreview::render()
-{
- assert_main_thread();
-
- LLMutexLock lock(this);
- mNeedsUpdate = false;
-
- bool edges = mViewOption["show_edges"];
- bool joint_overrides = mViewOption["show_joint_overrides"];
- bool joint_positions = mViewOption["show_joint_positions"];
- bool skin_weight = mViewOption["show_skin_weight"];
- bool textures = mViewOption["show_textures"];
- bool physics = mViewOption["show_physics"];
-
- S32 width = getWidth();
- S32 height = getHeight();
-
- LLGLSUIDefault def;
- LLGLDisable no_blend(GL_BLEND);
- LLGLEnable cull(GL_CULL_FACE);
- LLGLDepthTest depth(GL_FALSE); // SL-12781 disable z-buffer to render background color
-
- {
- gUIProgram.bind();
-
- //clear background to grey
- gGL.matrixMode(LLRender::MM_PROJECTION);
- gGL.pushMatrix();
- gGL.loadIdentity();
- gGL.ortho(0.0f, width, 0.0f, height, -1.0f, 1.0f);
-
- gGL.matrixMode(LLRender::MM_MODELVIEW);
- gGL.pushMatrix();
- gGL.loadIdentity();
-
- gGL.color4fv(PREVIEW_CANVAS_COL.mV);
- gl_rect_2d_simple(width, height);
-
- gGL.matrixMode(LLRender::MM_PROJECTION);
- gGL.popMatrix();
-
- gGL.matrixMode(LLRender::MM_MODELVIEW);
- gGL.popMatrix();
- gUIProgram.unbind();
- }
-
- LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
-
- bool has_skin_weights = false;
- bool upload_skin = mFMP->childGetValue("upload_skin").asBoolean();
- bool upload_joints = mFMP->childGetValue("upload_joints").asBoolean();
-
- if (upload_joints != mLastJointUpdate)
- {
- mLastJointUpdate = upload_joints;
- if (fmp)
- {
- fmp->clearAvatarTab();
- }
- }
-
- for (LLModelLoader::scene::iterator iter = mScene[mPreviewLOD].begin(); iter != mScene[mPreviewLOD].end(); ++iter)
- {
- for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
- {
- LLModelInstance& instance = *model_iter;
- LLModel* model = instance.mModel;
- model->mPelvisOffset = mPelvisZOffset;
- if (!model->mSkinWeights.empty())
- {
- has_skin_weights = true;
- }
- }
- }
-
- if (has_skin_weights && lodsReady())
- { //model has skin weights, enable view options for skin weights and joint positions
- U32 flags = getLegacyRigFlags();
- if (fmp)
- {
- if (flags == LEGACY_RIG_OK)
- {
- if (mFirstSkinUpdate)
- {
- // auto enable weight upload if weights are present
- // (note: all these UI updates need to be somewhere that is not render)
- fmp->childSetValue("upload_skin", true);
- mFirstSkinUpdate = false;
- upload_skin = true;
- skin_weight = true;
- mViewOption["show_skin_weight"] = true;
- }
-
- fmp->enableViewOption("show_skin_weight");
- fmp->setViewOptionEnabled("show_joint_overrides", skin_weight);
- fmp->setViewOptionEnabled("show_joint_positions", skin_weight);
- mFMP->childEnable("upload_skin");
- mFMP->childSetValue("show_skin_weight", skin_weight);
-
- }
- else if ((flags & LEGACY_RIG_FLAG_TOO_MANY_JOINTS) > 0)
- {
- mFMP->childSetVisible("skin_too_many_joints", true);
- }
- else if ((flags & LEGACY_RIG_FLAG_UNKNOWN_JOINT) > 0)
- {
- mFMP->childSetVisible("skin_unknown_joint", true);
- }
- }
- }
- else
- {
- mFMP->childDisable("upload_skin");
- if (fmp)
- {
- mViewOption["show_skin_weight"] = false;
- fmp->disableViewOption("show_skin_weight");
- fmp->disableViewOption("show_joint_overrides");
- fmp->disableViewOption("show_joint_positions");
-
- skin_weight = false;
- mFMP->childSetValue("show_skin_weight", false);
- fmp->setViewOptionEnabled("show_skin_weight", skin_weight);
- }
- }
-
- if (upload_skin && !has_skin_weights)
- { //can't upload skin weights if model has no skin weights
- mFMP->childSetValue("upload_skin", false);
- upload_skin = false;
- }
-
- if (!upload_skin && upload_joints)
- { //can't upload joints if not uploading skin weights
- mFMP->childSetValue("upload_joints", false);
- upload_joints = false;
- }
-
- if (fmp)
- {
- if (upload_skin)
- {
- // will populate list of joints
- fmp->updateAvatarTab(upload_joints);
- }
- else
- {
- fmp->clearAvatarTab();
- }
- }
-
- if (upload_skin && upload_joints)
- {
- mFMP->childEnable("lock_scale_if_joint_position");
- }
- else
- {
- mFMP->childDisable("lock_scale_if_joint_position");
- mFMP->childSetValue("lock_scale_if_joint_position", false);
- }
-
- //Only enable joint offsets if it passed the earlier critiquing
- if (isRigValidForJointPositionUpload())
- {
- mFMP->childSetEnabled("upload_joints", upload_skin);
- }
-
- F32 explode = mFMP->childGetValue("physics_explode").asReal();
-
- LLGLDepthTest gls_depth(GL_TRUE); // SL-12781 re-enable z-buffer for 3D model preview
-
- LLRect preview_rect;
-
- preview_rect = mFMP->getChildView("preview_panel")->getRect();
-
- F32 aspect = (F32)preview_rect.getWidth() / preview_rect.getHeight();
-
- LLViewerCamera::getInstance()->setAspect(aspect);
-
- LLViewerCamera::getInstance()->setView(LLViewerCamera::getInstance()->getDefaultFOV() / mCameraZoom);
-
- LLVector3 offset = mCameraOffset;
- LLVector3 target_pos = mPreviewTarget + offset;
-
- F32 z_near = 0.001f;
- F32 z_far = mCameraDistance*10.0f + mPreviewScale.magVec() + mCameraOffset.magVec();
-
- if (skin_weight)
- {
- target_pos = getPreviewAvatar()->getPositionAgent() + offset;
- z_near = 0.01f;
- z_far = 1024.f;
-
- //render avatar previews every frame
- refresh();
- }
-
- gObjectPreviewProgram.bind(skin_weight);
-
- gGL.loadIdentity();
- gPipeline.enableLightsPreview();
-
- LLQuaternion camera_rot = LLQuaternion(mCameraPitch, LLVector3::y_axis) *
- LLQuaternion(mCameraYaw, LLVector3::z_axis);
-
- LLQuaternion av_rot = camera_rot;
- F32 camera_distance = skin_weight ? SKIN_WEIGHT_CAMERA_DISTANCE : mCameraDistance;
- LLViewerCamera::getInstance()->setOriginAndLookAt(
- target_pos + ((LLVector3(camera_distance, 0.f, 0.f) + offset) * av_rot), // camera
- LLVector3::z_axis, // up
- target_pos); // point of interest
-
-
- z_near = llclamp(z_far * 0.001f, 0.001f, 0.1f);
-
- LLViewerCamera::getInstance()->setPerspective(false, mOrigin.mX, mOrigin.mY, width, height, false, z_near, z_far);
-
- stop_glerror();
-
- gGL.pushMatrix();
- gGL.color4fv(PREVIEW_EDGE_COL.mV);
-
- if (!mBaseModel.empty() && mVertexBuffer[5].empty())
- {
- genBuffers(-1, skin_weight);
- //genBuffers(3);
- }
-
- if (!mModel[mPreviewLOD].empty())
- {
- mFMP->childEnable("reset_btn");
-
- bool regen = mVertexBuffer[mPreviewLOD].empty();
- if (!regen)
- {
- const std::vector<LLPointer<LLVertexBuffer> >& vb_vec = mVertexBuffer[mPreviewLOD].begin()->second;
- if (!vb_vec.empty())
- {
- const LLVertexBuffer* buff = vb_vec[0];
- regen = buff->hasDataType(LLVertexBuffer::TYPE_WEIGHT4) != skin_weight;
- }
- else
- {
- LL_INFOS() << "Vertex Buffer[" << mPreviewLOD << "]" << " is EMPTY!!!" << LL_ENDL;
- regen = true;
- }
- }
-
- if (regen)
- {
- genBuffers(mPreviewLOD, skin_weight);
- }
-
- if (physics && mVertexBuffer[LLModel::LOD_PHYSICS].empty())
- {
- genBuffers(LLModel::LOD_PHYSICS, false);
- }
-
- if (!skin_weight)
- {
- for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
- {
- LLModelInstance& instance = *iter;
-
- LLModel* model = instance.mLOD[mPreviewLOD];
-
- if (!model)
- {
- continue;
- }
-
- gGL.pushMatrix();
-
- LLMatrix4 mat = instance.mTransform;
-
- gGL.multMatrix((GLfloat*)mat.mMatrix);
-
- U32 num_models = mVertexBuffer[mPreviewLOD][model].size();
- for (U32 i = 0; i < num_models; ++i)
- {
- LLVertexBuffer* buffer = mVertexBuffer[mPreviewLOD][model][i];
-
- buffer->setBuffer();
-
- if (textures)
- {
- int materialCnt = instance.mModel->mMaterialList.size();
- if (i < materialCnt)
- {
- const std::string& binding = instance.mModel->mMaterialList[i];
- const LLImportMaterial& material = instance.mMaterial[binding];
-
- gGL.diffuseColor4fv(material.mDiffuseColor.mV);
-
- // Find the tex for this material, bind it, and add it to our set
- //
- LLViewerFetchedTexture* tex = bindMaterialDiffuseTexture(material);
- if (tex)
- {
- mTextureSet.insert(tex);
- }
- }
- }
- else
- {
- gGL.diffuseColor4fv(PREVIEW_BASE_COL.mV);
- }
-
- buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- gGL.diffuseColor4fv(PREVIEW_EDGE_COL.mV);
- if (edges)
- {
- glLineWidth(PREVIEW_EDGE_WIDTH);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- glLineWidth(1.f);
- }
- buffer->unmapBuffer();
- }
- gGL.popMatrix();
- }
-
- if (physics)
- {
- glClear(GL_DEPTH_BUFFER_BIT);
-
- for (U32 pass = 0; pass < 2; pass++)
- {
- if (pass == 0)
- { //depth only pass
- gGL.setColorMask(false, false);
- }
- else
- {
- gGL.setColorMask(true, true);
- }
-
- //enable alpha blending on second pass but not first pass
- LLGLState blend(GL_BLEND, pass);
-
- gGL.blendFunc(LLRender::BF_SOURCE_ALPHA, LLRender::BF_ONE_MINUS_SOURCE_ALPHA);
-
- for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
- {
- LLModelInstance& instance = *iter;
-
- LLModel* model = instance.mLOD[LLModel::LOD_PHYSICS];
-
- if (!model)
- {
- continue;
- }
-
- gGL.pushMatrix();
- LLMatrix4 mat = instance.mTransform;
-
- gGL.multMatrix((GLfloat*)mat.mMatrix);
-
-
- bool render_mesh = true;
- LLPhysicsDecomp* decomp = gMeshRepo.mDecompThread;
- if (decomp)
- {
- LLMutexLock(decomp->mMutex);
-
- LLModel::Decomposition& physics = model->mPhysics;
-
- if (!physics.mHull.empty())
- {
- render_mesh = false;
-
- if (physics.mMesh.empty())
- { //build vertex buffer for physics mesh
- gMeshRepo.buildPhysicsMesh(physics);
- }
-
- if (!physics.mMesh.empty())
- { //render hull instead of mesh
- // SL-16993 physics.mMesh[i].mNormals were being used to light the exploded
- // analyzed physics shape but the drawArrays() interface changed
- // causing normal data <0,0,0> to be passed to the shader.
- // The Phyics Preview shader uses plain vertex coloring so the physics hull is full lit.
- // We could also use interface/ui shaders.
- gObjectPreviewProgram.unbind();
- gPhysicsPreviewProgram.bind();
-
- for (U32 i = 0; i < physics.mMesh.size(); ++i)
- {
- if (explode > 0.f)
- {
- gGL.pushMatrix();
-
- LLVector3 offset = model->mHullCenter[i] - model->mCenterOfHullCenters;
- offset *= explode;
-
- gGL.translatef(offset.mV[0], offset.mV[1], offset.mV[2]);
- }
-
- static std::vector<LLColor4U> hull_colors;
-
- if (i + 1 >= hull_colors.size())
- {
- hull_colors.push_back(LLColor4U(rand() % 128 + 127, rand() % 128 + 127, rand() % 128 + 127, 128));
- }
-
- gGL.diffuseColor4ubv(hull_colors[i].mV);
- LLVertexBuffer::drawArrays(LLRender::TRIANGLES, physics.mMesh[i].mPositions);
-
- if (explode > 0.f)
- {
- gGL.popMatrix();
- }
- }
-
- gPhysicsPreviewProgram.unbind();
- gObjectPreviewProgram.bind();
- }
- }
- }
-
- if (render_mesh)
- {
- U32 num_models = mVertexBuffer[LLModel::LOD_PHYSICS][model].size();
- if (pass > 0){
- for (U32 i = 0; i < num_models; ++i)
- {
- LLVertexBuffer* buffer = mVertexBuffer[LLModel::LOD_PHYSICS][model][i];
-
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- gGL.diffuseColor4fv(PREVIEW_PSYH_FILL_COL.mV);
-
- buffer->setBuffer();
- buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
-
- gGL.diffuseColor4fv(PREVIEW_PSYH_EDGE_COL.mV);
- glLineWidth(PREVIEW_PSYH_EDGE_WIDTH);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
-
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- glLineWidth(1.f);
-
- buffer->unmapBuffer();
- }
- }
- }
- gGL.popMatrix();
- }
-
- // only do this if mDegenerate was set in the preceding mesh checks [Check this if the ordering ever breaks]
- if (mHasDegenerate)
- {
- glLineWidth(PREVIEW_DEG_EDGE_WIDTH);
- glPointSize(PREVIEW_DEG_POINT_SIZE);
- gPipeline.enableLightsFullbright();
- //show degenerate triangles
- LLGLDepthTest depth(GL_TRUE, GL_TRUE, GL_ALWAYS);
- LLGLDisable cull(GL_CULL_FACE);
- gGL.diffuseColor4f(1.f, 0.f, 0.f, 1.f);
- const LLVector4a scale(0.5f);
-
- for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
- {
- LLModelInstance& instance = *iter;
-
- LLModel* model = instance.mLOD[LLModel::LOD_PHYSICS];
-
- if (!model)
- {
- continue;
- }
-
- gGL.pushMatrix();
- LLMatrix4 mat = instance.mTransform;
-
- gGL.multMatrix((GLfloat*)mat.mMatrix);
-
-
- LLPhysicsDecomp* decomp = gMeshRepo.mDecompThread;
- if (decomp)
- {
- LLMutexLock(decomp->mMutex);
-
- LLModel::Decomposition& physics = model->mPhysics;
-
- if (physics.mHull.empty())
- {
- U32 num_models = mVertexBuffer[LLModel::LOD_PHYSICS][model].size();
- for (U32 v = 0; v < num_models; ++v)
- {
- LLVertexBuffer* buffer = mVertexBuffer[LLModel::LOD_PHYSICS][model][v];
-
- buffer->setBuffer();
-
- LLStrider<LLVector3> pos_strider;
- buffer->getVertexStrider(pos_strider, 0);
- LLVector4a* pos = (LLVector4a*)pos_strider.get();
-
- LLStrider<U16> idx;
- buffer->getIndexStrider(idx, 0);
-
- for (U32 i = 0; i < buffer->getNumIndices(); i += 3)
- {
- LLVector4a v1; v1.setMul(pos[*idx++], scale);
- LLVector4a v2; v2.setMul(pos[*idx++], scale);
- LLVector4a v3; v3.setMul(pos[*idx++], scale);
-
- if (ll_is_degenerate(v1, v2, v3))
- {
- buffer->draw(LLRender::LINE_LOOP, 3, i);
- buffer->draw(LLRender::POINTS, 3, i);
- }
- }
-
- buffer->unmapBuffer();
- }
- }
- }
-
- gGL.popMatrix();
- }
- glLineWidth(1.f);
- glPointSize(1.f);
- gPipeline.enableLightsPreview();
- gGL.setSceneBlendType(LLRender::BT_ALPHA);
- }
- }
- }
- }
- else
- {
- target_pos = getPreviewAvatar()->getPositionAgent();
- getPreviewAvatar()->clearAttachmentOverrides(); // removes pelvis fixup
- LLUUID fake_mesh_id;
- fake_mesh_id.generate();
- getPreviewAvatar()->addPelvisFixup(mPelvisZOffset, fake_mesh_id);
- bool pelvis_recalc = false;
-
- LLViewerCamera::getInstance()->setOriginAndLookAt(
- target_pos + ((LLVector3(camera_distance, 0.f, 0.f) + offset) * av_rot), // camera
- LLVector3::z_axis, // up
- target_pos); // point of interest
-
- for (LLModelLoader::scene::iterator iter = mScene[mPreviewLOD].begin(); iter != mScene[mPreviewLOD].end(); ++iter)
- {
- for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
- {
- LLModelInstance& instance = *model_iter;
- LLModel* model = instance.mModel;
-
- if (!model->mSkinWeights.empty())
- {
- const LLMeshSkinInfo *skin = &model->mSkinInfo;
- LLSkinningUtil::initJointNums(&model->mSkinInfo, getPreviewAvatar());// inits skin->mJointNums if nessesary
- U32 joint_count = LLSkinningUtil::getMeshJointCount(skin);
- U32 bind_count = skin->mAlternateBindMatrix.size();
-
- if (joint_overrides
- && bind_count > 0
- && joint_count == bind_count)
- {
- // mesh_id is used to determine which mesh gets to
- // set the joint offset, in the event of a conflict. Since
- // we don't know the mesh id yet, we can't guarantee that
- // joint offsets will be applied with the same priority as
- // in the uploaded model. If the file contains multiple
- // meshes with conflicting joint offsets, preview may be
- // incorrect.
- LLUUID fake_mesh_id;
- fake_mesh_id.generate();
- for (U32 j = 0; j < joint_count; ++j)
- {
- LLJoint *joint = getPreviewAvatar()->getJoint(skin->mJointNums[j]);
- if (joint)
- {
- const LLVector3& jointPos = LLVector3(skin->mAlternateBindMatrix[j].getTranslation());
- if (joint->aboveJointPosThreshold(jointPos))
- {
- bool override_changed;
- joint->addAttachmentPosOverride(jointPos, fake_mesh_id, "model", override_changed);
-
- if (override_changed)
- {
- //If joint is a pelvis then handle old/new pelvis to foot values
- if (joint->getName() == "mPelvis")// or skin->mJointNames[j]
- {
- pelvis_recalc = true;
- }
- }
- if (skin->mLockScaleIfJointPosition)
- {
- // Note that unlike positions, there's no threshold check here,
- // just a lock at the default value.
- joint->addAttachmentScaleOverride(joint->getDefaultScale(), fake_mesh_id, "model");
- }
- }
- }
- }
- }
-
- for (U32 i = 0, e = mVertexBuffer[mPreviewLOD][model].size(); i < e; ++i)
- {
- LLVertexBuffer* buffer = mVertexBuffer[mPreviewLOD][model][i];
-
- model->mSkinInfo.updateHash();
- LLRenderPass::uploadMatrixPalette(mPreviewAvatar, &model->mSkinInfo);
-
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-
- if (textures)
- {
- int materialCnt = instance.mModel->mMaterialList.size();
- if (i < materialCnt)
- {
- const std::string& binding = instance.mModel->mMaterialList[i];
- const LLImportMaterial& material = instance.mMaterial[binding];
-
- gGL.diffuseColor4fv(material.mDiffuseColor.mV);
-
- // Find the tex for this material, bind it, and add it to our set
- //
- LLViewerFetchedTexture* tex = bindMaterialDiffuseTexture(material);
- if (tex)
- {
- mTextureSet.insert(tex);
- }
- }
- }
- else
- {
- gGL.diffuseColor4fv(PREVIEW_BASE_COL.mV);
- }
-
- buffer->setBuffer();
- buffer->draw(LLRender::TRIANGLES, buffer->getNumIndices(), 0);
-
- if (edges)
- {
- gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
- gGL.diffuseColor4fv(PREVIEW_EDGE_COL.mV);
- glLineWidth(PREVIEW_EDGE_WIDTH);
- glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
- buffer->draw(LLRender::TRIANGLES, buffer->getNumIndices(), 0);
- glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
- glLineWidth(1.f);
- }
- }
- }
- }
- }
-
- if (joint_positions)
- {
- LLGLSLShader* shader = LLGLSLShader::sCurBoundShaderPtr;
- if (shader)
- {
- gDebugProgram.bind();
- }
- getPreviewAvatar()->renderCollisionVolumes();
- if (fmp->mTabContainer->getCurrentPanelIndex() == fmp->mAvatarTabIndex)
- {
- getPreviewAvatar()->renderBones(fmp->mSelectedJointName);
- }
- else
- {
- getPreviewAvatar()->renderBones();
- }
- renderGroundPlane(mPelvisZOffset);
- if (shader)
- {
- shader->bind();
- }
- }
-
- if (pelvis_recalc)
- {
- // size/scale recalculation
- getPreviewAvatar()->postPelvisSetRecalc();
- }
- }
- }
-
- gObjectPreviewProgram.unbind();
-
- gGL.popMatrix();
-
- return true;
-}
-
-void LLModelPreview::renderGroundPlane(float z_offset)
-{ // Not necesarilly general - beware - but it seems to meet the needs of LLModelPreview::render
-
- gGL.diffuseColor3f( 1.0f, 0.0f, 1.0f );
-
- gGL.begin(LLRender::LINES);
- gGL.vertex3fv(mGroundPlane[0].mV);
- gGL.vertex3fv(mGroundPlane[1].mV);
-
- gGL.vertex3fv(mGroundPlane[1].mV);
- gGL.vertex3fv(mGroundPlane[2].mV);
-
- gGL.vertex3fv(mGroundPlane[2].mV);
- gGL.vertex3fv(mGroundPlane[3].mV);
-
- gGL.vertex3fv(mGroundPlane[3].mV);
- gGL.vertex3fv(mGroundPlane[0].mV);
-
- gGL.end();
-}
-
-
-//-----------------------------------------------------------------------------
-// refresh()
-//-----------------------------------------------------------------------------
-void LLModelPreview::refresh()
-{
- mNeedsUpdate = true;
-}
-
-//-----------------------------------------------------------------------------
-// rotate()
-//-----------------------------------------------------------------------------
-void LLModelPreview::rotate(F32 yaw_radians, F32 pitch_radians)
-{
- mCameraYaw = mCameraYaw + yaw_radians;
-
- mCameraPitch = llclamp(mCameraPitch + pitch_radians, F_PI_BY_TWO * -0.8f, F_PI_BY_TWO * 0.8f);
-}
-
-//-----------------------------------------------------------------------------
-// zoom()
-//-----------------------------------------------------------------------------
-void LLModelPreview::zoom(F32 zoom_amt)
-{
- F32 new_zoom = mCameraZoom + zoom_amt;
- // TODO: stop clamping in render
- mCameraZoom = llclamp(new_zoom, 1.f, PREVIEW_ZOOM_LIMIT);
-}
-
-void LLModelPreview::pan(F32 right, F32 up)
-{
- bool skin_weight = mViewOption["show_skin_weight"];
- F32 camera_distance = skin_weight ? SKIN_WEIGHT_CAMERA_DISTANCE : mCameraDistance;
- mCameraOffset.mV[VY] = llclamp(mCameraOffset.mV[VY] + right * camera_distance / mCameraZoom, -1.f, 1.f);
- mCameraOffset.mV[VZ] = llclamp(mCameraOffset.mV[VZ] + up * camera_distance / mCameraZoom, -1.f, 1.f);
-}
-
-void LLModelPreview::setPreviewLOD(S32 lod)
-{
- lod = llclamp(lod, 0, (S32)LLModel::LOD_HIGH);
-
- if (lod != mPreviewLOD)
- {
- mPreviewLOD = lod;
-
- LLComboBox* combo_box = mFMP->getChild<LLComboBox>("preview_lod_combo");
- combo_box->setCurrentByIndex((NUM_LOD - 1) - mPreviewLOD); // combo box list of lods is in reverse order
- mFMP->childSetValue("lod_file_" + lod_name[mPreviewLOD], mLODFile[mPreviewLOD]);
-
- LLColor4 highlight_color = LLUIColorTable::instance().getColor("MeshImportTableHighlightColor");
- LLColor4 normal_color = LLUIColorTable::instance().getColor("MeshImportTableNormalColor");
-
- for (S32 i = 0; i <= LLModel::LOD_HIGH; ++i)
- {
- const LLColor4& color = (i == lod) ? highlight_color : normal_color;
-
- mFMP->childSetColor(lod_status_name[i], color);
- mFMP->childSetColor(lod_label_name[i], color);
- mFMP->childSetColor(lod_triangles_name[i], color);
- mFMP->childSetColor(lod_vertices_name[i], color);
- }
-
- LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
- if (fmp)
- {
- // make preview repopulate tab
- fmp->clearAvatarTab();
- }
- }
- refresh();
- updateStatusMessages();
-}
-
-//static
-void LLModelPreview::textureLoadedCallback(
- bool success,
- LLViewerFetchedTexture *src_vi,
- LLImageRaw* src,
- LLImageRaw* src_aux,
- S32 discard_level,
- bool final,
- void* userdata)
-{
- LLModelPreview* preview = (LLModelPreview*)userdata;
- preview->refresh();
-
- if (final && preview->mModelLoader)
- {
- if (preview->mModelLoader->mNumOfFetchingTextures > 0)
- {
- preview->mModelLoader->mNumOfFetchingTextures--;
- }
- }
-}
-
-// static
-bool LLModelPreview::lodQueryCallback()
-{
- // not the best solution, but model preview belongs to floater
- // so it is an easy way to check that preview still exists.
- LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
- if (fmp && fmp->mModelPreview)
- {
- LLModelPreview* preview = fmp->mModelPreview;
- if (preview->mLodsQuery.size() > 0)
- {
- S32 lod = preview->mLodsQuery.back();
- preview->mLodsQuery.pop_back();
- preview->genMeshOptimizerLODs(lod, MESH_OPTIMIZER_AUTO);
-
- if (preview->mLookUpLodFiles && (lod == LLModel::LOD_HIGH))
- {
- preview->lookupLODModelFiles(LLModel::LOD_HIGH);
- }
-
- // return false to continue cycle
- return preview->mLodsQuery.empty();
- }
- }
- // nothing to process
- return true;
-}
-
-void LLModelPreview::onLODMeshOptimizerParamCommit(S32 requested_lod, bool enforce_tri_limit, S32 mode)
-{
- if (!mLODFrozen)
- {
- genMeshOptimizerLODs(requested_lod, mode, 3, enforce_tri_limit);
- refresh();
- mDirty = true;
- }
-}
-
+/**
+ * @file llmodelpreview.cpp
+ * @brief LLModelPreview class implementation
+ *
+ * $LicenseInfo:firstyear=2020&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2020, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llmodelpreview.h"
+
+#include "llmodelloader.h"
+#include "lldaeloader.h"
+#include "llgltfloader.h"
+#include "llfloatermodelpreview.h"
+
+#include "llagent.h"
+#include "llanimationstates.h"
+#include "llcallbacklist.h"
+#include "lldatapacker.h"
+#include "lldrawable.h"
+#include "llface.h"
+#include "lliconctrl.h"
+#include "llmatrix4a.h"
+#include "llmeshrepository.h"
+#include "llmeshoptimizer.h"
+#include "llrender.h"
+#include "llsdutil_math.h"
+#include "llskinningutil.h"
+#include "llstring.h"
+#include "llsdserialize.h"
+#include "lltoolmgr.h"
+#include "llui.h"
+#include "llvector4a.h"
+#include "llviewercamera.h"
+#include "llviewercontrol.h"
+#include "llviewerobjectlist.h"
+#include "llviewernetwork.h"
+#include "llviewershadermgr.h"
+#include "llviewertexteditor.h"
+#include "llviewertexturelist.h"
+#include "llvoavatar.h"
+#include "pipeline.h"
+
+// ui controls (from floater)
+#include "llbutton.h"
+#include "llcombobox.h"
+#include "llspinctrl.h"
+#include "lltabcontainer.h"
+#include "lltextbox.h"
+
+#include <filesystem>
+
+#include <boost/algorithm/string.hpp>
+
+bool LLModelPreview::sIgnoreLoadedCallback = false;
+
+// Extra configurability, to be exposed later in xml (LLModelPreview probably
+// should become UI control at some point or get split into preview control)
+static const LLColor4 PREVIEW_CANVAS_COL(0.169f, 0.169f, 0.169f, 1.f);
+static const LLColor4 PREVIEW_EDGE_COL(0.4f, 0.4f, 0.4f, 1.0);
+static const LLColor4 PREVIEW_BASE_COL(1.f, 1.f, 1.f, 1.f);
+static const LLColor3 PREVIEW_BRIGHTNESS(0.9f, 0.9f, 0.9f);
+static const F32 PREVIEW_EDGE_WIDTH(1.f);
+static const LLColor4 PREVIEW_PSYH_EDGE_COL(0.f, 0.25f, 0.5f, 0.25f);
+static const LLColor4 PREVIEW_PSYH_FILL_COL(0.f, 0.5f, 1.0f, 0.5f);
+static const F32 PREVIEW_PSYH_EDGE_WIDTH(1.f);
+static const LLColor4 PREVIEW_DEG_EDGE_COL(1.f, 0.f, 0.f, 1.f);
+static const LLColor4 PREVIEW_DEG_FILL_COL(1.f, 0.f, 0.f, 0.5f);
+static const F32 PREVIEW_DEG_EDGE_WIDTH(3.f);
+static const F32 PREVIEW_DEG_POINT_SIZE(8.f);
+static const F32 PREVIEW_ZOOM_LIMIT(10.f);
+static const std::string DEFAULT_PHYSICS_MESH_NAME = "default_physics_shape";
+
+const F32 SKIN_WEIGHT_CAMERA_DISTANCE = 16.f;
+
+LLViewerFetchedTexture* bindMaterialDiffuseTexture(const LLImportMaterial& material)
+{
+ LLViewerFetchedTexture *texture = LLViewerTextureManager::getFetchedTexture(material.getDiffuseMap(), FTT_DEFAULT, true, LLGLTexture::BOOST_PREVIEW);
+
+ if (texture)
+ {
+ if (texture->getDiscardLevel() > -1)
+ {
+ gGL.getTexUnit(0)->bind(texture, true);
+ return texture;
+ }
+ }
+
+ return NULL;
+}
+
+std::string stripSuffix(std::string name)
+{
+ if ((name.find("_LOD") != -1) || (name.find("_PHYS") != -1))
+ {
+ return name.substr(0, name.rfind('_'));
+ }
+ return name;
+}
+
+std::string getLodSuffix(S32 lod)
+{
+ std::string suffix;
+ switch (lod)
+ {
+ case LLModel::LOD_IMPOSTOR: suffix = "_LOD0"; break;
+ case LLModel::LOD_LOW: suffix = "_LOD1"; break;
+ case LLModel::LOD_MEDIUM: suffix = "_LOD2"; break;
+ case LLModel::LOD_PHYSICS: suffix = "_PHYS"; break;
+ case LLModel::LOD_HIGH: break;
+ }
+ return suffix;
+}
+
+void FindModel(LLModelLoader::scene& scene, const std::string& name_to_match, LLModel*& baseModelOut, LLMatrix4& matOut)
+{
+ LLModelLoader::scene::iterator base_iter = scene.begin();
+ bool found = false;
+ while (!found && (base_iter != scene.end()))
+ {
+ matOut = base_iter->first;
+
+ LLModelLoader::model_instance_list::iterator base_instance_iter = base_iter->second.begin();
+ while (!found && (base_instance_iter != base_iter->second.end()))
+ {
+ LLModelInstance& base_instance = *base_instance_iter++;
+ LLModel* base_model = base_instance.mModel;
+
+ if (base_model && (base_model->mLabel == name_to_match))
+ {
+ baseModelOut = base_model;
+ return;
+ }
+ }
+ base_iter++;
+ }
+}
+
+//-----------------------------------------------------------------------------
+// LLModelPreview
+//-----------------------------------------------------------------------------
+
+LLModelPreview::LLModelPreview(S32 width, S32 height, LLFloater* fmp)
+ : LLViewerDynamicTexture(width, height, 3, ORDER_MIDDLE, false), LLMutex()
+ , mLodsQuery()
+ , mLodsWithParsingError()
+ , mPelvisZOffset(0.0f)
+ , mLegacyRigFlags(U32_MAX)
+ , mRigValidJointUpload(false)
+ , mPhysicsSearchLOD(LLModel::LOD_PHYSICS)
+ , mResetJoints(false)
+ , mModelNoErrors(true)
+ , mLastJointUpdate(false)
+ , mFirstSkinUpdate(true)
+ , mHasDegenerate(false)
+ , mImporterDebug(LLCachedControl<bool>(gSavedSettings, "ImporterDebug", false))
+{
+ mNeedsUpdate = true;
+ mCameraDistance = 0.f;
+ mCameraYaw = 0.f;
+ mCameraPitch = 0.f;
+ mCameraZoom = 1.f;
+ mTextureName = 0;
+ mPreviewLOD = 0;
+ mModelLoader = NULL;
+ mMaxTriangleLimit = 0;
+ mDirty = false;
+ mGenLOD = false;
+ mLoading = false;
+ mLookUpLodFiles = false;
+ mLoadState = LLModelLoader::STARTING;
+ mGroup = 0;
+ mLODFrozen = false;
+
+ for (U32 i = 0; i < LLModel::NUM_LODS; ++i)
+ {
+ mRequestedTriangleCount[i] = 0;
+ mRequestedCreaseAngle[i] = -1.f;
+ mRequestedLoDMode[i] = 0;
+ mRequestedErrorThreshold[i] = 0.f;
+ }
+
+ mViewOption["show_textures"] = false;
+
+ mFMP = fmp;
+
+ mHasPivot = false;
+ mModelPivot = LLVector3(0.0f, 0.0f, 0.0f);
+
+ createPreviewAvatar();
+}
+
+LLModelPreview::~LLModelPreview()
+{
+ if (mModelLoader)
+ {
+ mModelLoader->shutdown();
+ }
+
+ if (mPreviewAvatar)
+ {
+ mPreviewAvatar->markDead();
+ mPreviewAvatar = NULL;
+ }
+
+ mUploadData.clear();
+ mTextureSet.clear();
+
+ for (U32 i = 0; i < LLModel::NUM_LODS; i++)
+ {
+ clearModel(i);
+ }
+ mBaseModel.clear();
+ mBaseScene.clear();
+}
+
+void LLModelPreview::updateDimentionsAndOffsets()
+{
+ assert_main_thread();
+
+ rebuildUploadData();
+
+ std::set<LLModel*> accounted;
+
+ mPelvisZOffset = mFMP ? mFMP->childGetValue("pelvis_offset").asReal() : 3.0f;
+
+ if (mFMP && mFMP->childGetValue("upload_joints").asBoolean())
+ {
+ // FIXME if preview avatar ever gets reused, this fake mesh ID stuff will fail.
+ // see also call to addAttachmentPosOverride.
+ LLUUID fake_mesh_id;
+ fake_mesh_id.generate();
+ getPreviewAvatar()->addPelvisFixup(mPelvisZOffset, fake_mesh_id);
+ }
+
+ for (U32 i = 0; i < mUploadData.size(); ++i)
+ {
+ LLModelInstance& instance = mUploadData[i];
+
+ if (accounted.find(instance.mModel) == accounted.end())
+ {
+ accounted.insert(instance.mModel);
+
+ // update instance skin info for each lods pelvisZoffset
+ for (int j = 0; j<LLModel::NUM_LODS; ++j)
+ {
+ if (instance.mLOD[j])
+ {
+ instance.mLOD[j]->mSkinInfo.mPelvisOffset = mPelvisZOffset;
+ }
+ }
+ }
+ }
+
+ F32 scale = mFMP ? mFMP->childGetValue("import_scale").asReal()*2.f : 2.f;
+
+ mDetailsSignal((F32)(mPreviewScale[0] * scale), (F32)(mPreviewScale[1] * scale), (F32)(mPreviewScale[2] * scale));
+
+ updateStatusMessages();
+}
+
+void LLModelPreview::rebuildUploadData()
+{
+ assert_main_thread();
+
+ mDefaultPhysicsShapeP = NULL;
+ mUploadData.clear();
+ mTextureSet.clear();
+
+ //fill uploaddata instance vectors from scene data
+
+ std::string requested_name = mFMP->getChild<LLUICtrl>("description_form")->getValue().asString();
+
+ LLSpinCtrl* scale_spinner = mFMP->getChild<LLSpinCtrl>("import_scale");
+
+ F32 scale = scale_spinner->getValue().asReal();
+
+ LLMatrix4 scale_mat;
+ scale_mat.initScale(LLVector3(scale, scale, scale));
+
+ F32 max_scale = 0.f;
+
+ bool legacyMatching = gSavedSettings.getBOOL("ImporterLegacyMatching");
+ U32 load_state = 0;
+
+ for (LLModelLoader::scene::iterator iter = mBaseScene.begin(); iter != mBaseScene.end(); ++iter)
+ { //for each transform in scene
+ LLMatrix4 mat = iter->first;
+
+ // compute position
+ LLVector3 position = LLVector3(0, 0, 0) * mat;
+
+ // compute scale
+ LLVector3 x_transformed = LLVector3(1, 0, 0) * mat - position;
+ LLVector3 y_transformed = LLVector3(0, 1, 0) * mat - position;
+ LLVector3 z_transformed = LLVector3(0, 0, 1) * mat - position;
+ F32 x_length = x_transformed.normalize();
+ F32 y_length = y_transformed.normalize();
+ F32 z_length = z_transformed.normalize();
+
+ max_scale = llmax(llmax(llmax(max_scale, x_length), y_length), z_length);
+
+ mat *= scale_mat;
+
+ for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end();)
+ { // for each instance with said transform applied
+ LLModelInstance instance = *model_iter++;
+
+ LLModel* base_model = instance.mModel;
+
+ if (base_model && !requested_name.empty())
+ {
+ base_model->mRequestedLabel = requested_name;
+ }
+
+ for (int i = LLModel::NUM_LODS - 1; i >= LLModel::LOD_IMPOSTOR; i--)
+ {
+ LLModel* lod_model = NULL;
+ if (!legacyMatching)
+ {
+ // Fill LOD slots by finding matching meshes by label with name extensions
+ // in the appropriate scene for each LOD. This fixes all kinds of issues
+ // where the indexed method below fails in spectacular fashion.
+ // If you don't take the time to name your LOD and PHYS meshes
+ // with the name of their corresponding mesh in the HIGH LOD,
+ // then the indexed method will be attempted below.
+
+ LLMatrix4 transform;
+
+ std::string name_to_match = instance.mLabel;
+ llassert(!name_to_match.empty());
+
+ int extensionLOD;
+ if (i != LLModel::LOD_PHYSICS || mModel[LLModel::LOD_PHYSICS].empty())
+ {
+ extensionLOD = i;
+ }
+ else
+ {
+ //Physics can be inherited from other LODs or loaded, so we need to adjust what extension we are searching for
+ extensionLOD = mPhysicsSearchLOD;
+ }
+
+ std::string toAdd = getLodSuffix(extensionLOD);
+
+ if (name_to_match.find(toAdd) == -1)
+ {
+ name_to_match += toAdd;
+ }
+
+ FindModel(mScene[i], name_to_match, lod_model, transform);
+
+ if (!lod_model && i != LLModel::LOD_PHYSICS)
+ {
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "Search of" << name_to_match;
+ out << " in LOD" << i;
+ out << " list failed. Searching for alternative among LOD lists.";
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+
+ int searchLOD = (i > LLModel::LOD_HIGH) ? LLModel::LOD_HIGH : i;
+ while ((searchLOD <= LLModel::LOD_HIGH) && !lod_model)
+ {
+ std::string name_to_match = instance.mLabel;
+ llassert(!name_to_match.empty());
+
+ std::string toAdd = getLodSuffix(searchLOD);
+
+ if (name_to_match.find(toAdd) == -1)
+ {
+ name_to_match += toAdd;
+ }
+
+ // See if we can find an appropriately named model in LOD 'searchLOD'
+ //
+ FindModel(mScene[searchLOD], name_to_match, lod_model, transform);
+ searchLOD++;
+ }
+ }
+ }
+ else
+ {
+ // Use old method of index-based association
+ U32 idx = 0;
+ for (idx = 0; idx < mBaseModel.size(); ++idx)
+ {
+ // find reference instance for this model
+ if (mBaseModel[idx] == base_model)
+ {
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "Attempting to use model index " << idx;
+ out << " for LOD" << i;
+ out << " of " << instance.mLabel;
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+ break;
+ }
+ }
+
+ // If the model list for the current LOD includes that index...
+ //
+ if (mModel[i].size() > idx)
+ {
+ // Assign that index from the model list for our LOD as the LOD model for this instance
+ //
+ lod_model = mModel[i][idx];
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "Indexed match of model index " << idx << " at LOD " << i << " to model named " << lod_model->mLabel;
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+ }
+ else if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "List of models does not include index " << idx;
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+ }
+ if (mWarnOfUnmatchedPhyicsMeshes && !lod_model && (i == LLModel::LOD_PHYSICS))
+ {
+ // Despite the various strategies above, if we don't now have a physics model, we're going to end up with decomposition.
+ // That's ok, but might not what they wanted. Use default_physics_shape if found.
+ std::ostringstream out;
+ out << "No physics model specified for " << instance.mLabel;
+ if (mDefaultPhysicsShapeP.notNull())
+ {
+ out << " - using: " << DEFAULT_PHYSICS_MESH_NAME;
+ lod_model = mDefaultPhysicsShapeP;
+ }
+ LL_WARNS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, mDefaultPhysicsShapeP.isNull()); // Flash log tab if no default.
+ }
+
+ if (lod_model)
+ {
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ if (i == LLModel::LOD_PHYSICS)
+ {
+ out << "Assigning collision for " << instance.mLabel << " to match " << lod_model->mLabel;
+ }
+ else
+ {
+ out << "Assigning LOD" << i << " for " << instance.mLabel << " to found match " << lod_model->mLabel;
+ }
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+ instance.mLOD[i] = lod_model;
+ }
+ else
+ {
+ if (i < LLModel::LOD_HIGH && !lodsReady())
+ {
+ // assign a placeholder from previous LOD until lod generation is complete.
+ // Note: we might need to assign it regardless of conditions like named search does, to prevent crashes.
+ instance.mLOD[i] = instance.mLOD[i + 1];
+ }
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "List of models does not include " << instance.mLabel;
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+ }
+ }
+
+ LLModel* high_lod_model = instance.mLOD[LLModel::LOD_HIGH];
+ if (!high_lod_model)
+ {
+ LLFloaterModelPreview::addStringToLog("Model " + instance.mLabel + " has no High Lod (LOD3).", true);
+ load_state = LLModelLoader::ERROR_MATERIALS;
+ mFMP->childDisable("calculate_btn");
+ }
+ else
+ {
+ for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
+ {
+ int refFaceCnt = 0;
+ int modelFaceCnt = 0;
+ llassert(instance.mLOD[i]);
+ if (instance.mLOD[i] && !instance.mLOD[i]->matchMaterialOrder(high_lod_model, refFaceCnt, modelFaceCnt))
+ {
+ LLFloaterModelPreview::addStringToLog("Model " + instance.mLabel + " has mismatching materials between lods." , true);
+ load_state = LLModelLoader::ERROR_MATERIALS;
+ mFMP->childDisable("calculate_btn");
+ }
+ }
+ LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
+ bool upload_skinweights = fmp && fmp->childGetValue("upload_skin").asBoolean();
+ if (upload_skinweights && high_lod_model->mSkinInfo.mJointNames.size() > 0)
+ {
+ LLQuaternion bind_rot = LLSkinningUtil::getUnscaledQuaternion(LLMatrix4(high_lod_model->mSkinInfo.mBindShapeMatrix));
+ LLQuaternion identity;
+ if (!bind_rot.isEqualEps(identity, 0.01))
+ {
+ // Bind shape matrix is not in standard X-forward orientation.
+ // Might be good idea to only show this once. It can be spammy.
+ std::ostringstream out;
+ out << "non-identity bind shape rot. mat is ";
+ out << high_lod_model->mSkinInfo.mBindShapeMatrix;
+ out << " bind_rot ";
+ out << bind_rot;
+ LL_WARNS() << out.str() << LL_ENDL;
+
+ LLFloaterModelPreview::addStringToLog(out, getLoadState() != LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION);
+ load_state = LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION;
+ }
+ }
+ }
+ instance.mTransform = mat;
+ mUploadData.push_back(instance);
+ }
+ }
+
+ for (U32 lod = 0; lod < LLModel::NUM_LODS - 1; lod++)
+ {
+ // Search for models that are not included into upload data
+ // If we found any, that means something we loaded is not a sub-model.
+ for (U32 model_ind = 0; model_ind < mModel[lod].size(); ++model_ind)
+ {
+ bool found_model = false;
+ for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
+ {
+ LLModelInstance& instance = *iter;
+ if (instance.mLOD[lod] == mModel[lod][model_ind])
+ {
+ found_model = true;
+ break;
+ }
+ }
+ if (!found_model && mModel[lod][model_ind] && !mModel[lod][model_ind]->mSubmodelID)
+ {
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "Model " << mModel[lod][model_ind]->mLabel << " was not used - mismatching lod models.";
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, true);
+ }
+ load_state = LLModelLoader::ERROR_MATERIALS;
+ mFMP->childDisable("calculate_btn");
+ }
+ }
+ }
+
+ // Update state for notifications
+ if (load_state > 0)
+ {
+ // encountered issues
+ setLoadState(load_state);
+ }
+ else if (getLoadState() == LLModelLoader::ERROR_MATERIALS
+ || getLoadState() == LLModelLoader::WARNING_BIND_SHAPE_ORIENTATION)
+ {
+ // This is only valid for these two error types because they are
+ // only used inside rebuildUploadData() and updateStatusMessages()
+ // updateStatusMessages() is called after rebuildUploadData()
+ setLoadState(LLModelLoader::DONE);
+ }
+
+ F32 max_import_scale = (DEFAULT_MAX_PRIM_SCALE - 0.1f) / max_scale;
+
+ F32 max_axis = llmax(mPreviewScale.mV[0], mPreviewScale.mV[1]);
+ max_axis = llmax(max_axis, mPreviewScale.mV[2]);
+ max_axis *= 2.f;
+
+ //clamp scale so that total imported model bounding box is smaller than 240m on a side
+ max_import_scale = llmin(max_import_scale, 240.f / max_axis);
+
+ scale_spinner->setMaxValue(max_import_scale);
+
+ if (max_import_scale < scale)
+ {
+ scale_spinner->setValue(max_import_scale);
+ }
+
+}
+
+void LLModelPreview::saveUploadData(bool save_skinweights, bool save_joint_positions, bool lock_scale_if_joint_position)
+{
+ if (!mLODFile[LLModel::LOD_HIGH].empty())
+ {
+ std::string filename = mLODFile[LLModel::LOD_HIGH];
+ std::string slm_filename;
+
+ if (LLModelLoader::getSLMFilename(filename, slm_filename))
+ {
+ saveUploadData(slm_filename, save_skinweights, save_joint_positions, lock_scale_if_joint_position);
+ }
+ }
+}
+
+void LLModelPreview::saveUploadData(const std::string& filename,
+ bool save_skinweights, bool save_joint_positions, bool lock_scale_if_joint_position)
+{
+
+ std::set<LLPointer<LLModel> > meshes;
+ std::map<LLModel*, std::string> mesh_binary;
+
+ LLModel::hull empty_hull;
+
+ LLSD data;
+
+ data["version"] = SLM_SUPPORTED_VERSION;
+ if (!mBaseModel.empty())
+ {
+ data["name"] = mBaseModel[0]->getName();
+ }
+
+ S32 mesh_id = 0;
+
+ //build list of unique models and initialize local id
+ for (U32 i = 0; i < mUploadData.size(); ++i)
+ {
+ LLModelInstance& instance = mUploadData[i];
+
+ if (meshes.find(instance.mModel) == meshes.end())
+ {
+ instance.mModel->mLocalID = mesh_id++;
+ meshes.insert(instance.mModel);
+
+ std::stringstream str;
+ LLModel::Decomposition& decomp =
+ instance.mLOD[LLModel::LOD_PHYSICS].notNull() ?
+ instance.mLOD[LLModel::LOD_PHYSICS]->mPhysics :
+ instance.mModel->mPhysics;
+
+ LLModel::writeModel(str,
+ instance.mLOD[LLModel::LOD_PHYSICS],
+ instance.mLOD[LLModel::LOD_HIGH],
+ instance.mLOD[LLModel::LOD_MEDIUM],
+ instance.mLOD[LLModel::LOD_LOW],
+ instance.mLOD[LLModel::LOD_IMPOSTOR],
+ decomp,
+ save_skinweights,
+ save_joint_positions,
+ lock_scale_if_joint_position,
+ false, true, instance.mModel->mSubmodelID);
+
+ data["mesh"][instance.mModel->mLocalID] = str.str();
+ }
+
+ data["instance"][i] = instance.asLLSD();
+ }
+
+ llofstream out(filename.c_str(), std::ios_base::out | std::ios_base::binary);
+ LLSDSerialize::toBinary(data, out);
+ out.flush();
+ out.close();
+}
+
+void LLModelPreview::clearModel(S32 lod)
+{
+ if (lod < 0 || lod > LLModel::LOD_PHYSICS)
+ {
+ return;
+ }
+
+ mVertexBuffer[lod].clear();
+ mModel[lod].clear();
+ mScene[lod].clear();
+}
+
+void LLModelPreview::getJointAliases(JointMap& joint_map)
+{
+ // Get all standard skeleton joints from the preview avatar.
+ LLVOAvatar *av = getPreviewAvatar();
+
+ //Joint names and aliases come from avatar_skeleton.xml
+
+ joint_map = av->getJointAliases();
+
+ std::vector<std::string> cv_names, attach_names;
+ av->getSortedJointNames(1, cv_names);
+ av->getSortedJointNames(2, attach_names);
+ for (std::vector<std::string>::iterator it = cv_names.begin(); it != cv_names.end(); ++it)
+ {
+ joint_map[*it] = *it;
+ }
+ for (std::vector<std::string>::iterator it = attach_names.begin(); it != attach_names.end(); ++it)
+ {
+ joint_map[*it] = *it;
+ }
+}
+
+void LLModelPreview::loadModel(std::string filename, S32 lod, bool force_disable_slm)
+{
+ assert_main_thread();
+
+ LLMutexLock lock(this);
+
+ if (lod < LLModel::LOD_IMPOSTOR || lod > LLModel::NUM_LODS - 1)
+ {
+ std::ostringstream out;
+ out << "Invalid level of detail: ";
+ out << lod;
+ LL_WARNS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, true);
+ assert(lod >= LLModel::LOD_IMPOSTOR && lod < LLModel::NUM_LODS);
+ return;
+ }
+
+ // This triggers if you bring up the file picker and then hit CANCEL.
+ // Just use the previous model (if any) and ignore that you brought up
+ // the file picker.
+
+ if (filename.empty())
+ {
+ if (mBaseModel.empty())
+ {
+ // this is the initial file picking. Close the whole floater
+ // if we don't have a base model to show for high LOD.
+ mFMP->closeFloater(false);
+ }
+ mLoading = false;
+ return;
+ }
+
+ if (mModelLoader)
+ {
+ LL_WARNS() << "Incompleted model load operation pending." << LL_ENDL;
+ return;
+ }
+
+ mLODFile[lod] = filename;
+
+ std::map<std::string, std::string> joint_alias_map;
+ getJointAliases(joint_alias_map);
+
+ // three possible file extensions, .dae .gltf .glb
+ // check for .dae and if not then assume one of the .gl??
+ std::string filename_lc(filename);
+ LLStringUtil::toLower(filename_lc);
+ if (std::string::npos != filename_lc.rfind(".dae"))
+ {
+ mModelLoader = new LLDAELoader(
+ filename,
+ lod,
+ &LLModelPreview::loadedCallback,
+ &LLModelPreview::lookupJointByName,
+ &LLModelPreview::loadTextures,
+ &LLModelPreview::stateChangedCallback,
+ this,
+ mJointTransformMap,
+ mJointsFromNode,
+ joint_alias_map,
+ LLSkinningUtil::getMaxJointCount(),
+ gSavedSettings.getU32("ImporterModelLimit"),
+ gSavedSettings.getBOOL("ImporterPreprocessDAE"));
+ }
+ else
+ {
+ mModelLoader = new LLGLTFLoader(
+ filename,
+ lod,
+ &LLModelPreview::loadedCallback,
+ &LLModelPreview::lookupJointByName,
+ &LLModelPreview::loadTextures,
+ &LLModelPreview::stateChangedCallback,
+ this,
+ mJointTransformMap,
+ mJointsFromNode,
+ joint_alias_map,
+ LLSkinningUtil::getMaxJointCount(),
+ gSavedSettings.getU32("ImporterModelLimit"));
+ }
+
+ if (force_disable_slm)
+ {
+ mModelLoader->mTrySLM = false;
+ }
+ else
+ {
+ // For MAINT-6647, we have set force_disable_slm to true,
+ // which means this code path will never be taken. Trying to
+ // re-use SLM files has never worked properly; in particular,
+ // it tends to force the UI into strange checkbox options
+ // which cannot be altered.
+
+ //only try to load from slm if viewer is configured to do so and this is the
+ //initial model load (not an LoD or physics shape)
+ mModelLoader->mTrySLM = gSavedSettings.getBOOL("MeshImportUseSLM") && mUploadData.empty();
+ }
+ mModelLoader->start();
+
+ mFMP->childSetTextArg("status", "[STATUS]", mFMP->getString("status_reading_file"));
+
+ setPreviewLOD(lod);
+
+ if (getLoadState() >= LLModelLoader::ERROR_PARSING)
+ {
+ mFMP->childDisable("ok_btn");
+ mFMP->childDisable("calculate_btn");
+ }
+
+ if (lod == mPreviewLOD)
+ {
+ mFMP->childSetValue("lod_file_" + lod_name[lod], mLODFile[lod]);
+ }
+ else if (lod == LLModel::LOD_PHYSICS)
+ {
+ mFMP->childSetValue("physics_file", mLODFile[lod]);
+ }
+
+ mFMP->openFloater();
+}
+
+void LLModelPreview::setPhysicsFromLOD(S32 lod)
+{
+ assert_main_thread();
+
+ if (lod >= 0 && lod <= 3)
+ {
+ mPhysicsSearchLOD = lod;
+ mModel[LLModel::LOD_PHYSICS] = mModel[lod];
+ mScene[LLModel::LOD_PHYSICS] = mScene[lod];
+ mLODFile[LLModel::LOD_PHYSICS].clear();
+ mFMP->childSetValue("physics_file", mLODFile[LLModel::LOD_PHYSICS]);
+ mVertexBuffer[LLModel::LOD_PHYSICS].clear();
+ rebuildUploadData();
+ refresh();
+ updateStatusMessages();
+ }
+}
+
+void LLModelPreview::clearIncompatible(S32 lod)
+{
+ //Don't discard models if specified model is the physic rep
+ if (lod == LLModel::LOD_PHYSICS)
+ {
+ return;
+ }
+
+ // at this point we don't care about sub-models,
+ // different amount of sub-models means face count mismatch, not incompatibility
+ U32 lod_size = countRootModels(mModel[lod]);
+ bool replaced_base_model = (lod == LLModel::LOD_HIGH);
+ for (U32 i = 0; i <= LLModel::LOD_HIGH; i++)
+ {
+ // Clear out any entries that aren't compatible with this model
+ if (i != lod)
+ {
+ if (countRootModels(mModel[i]) != lod_size)
+ {
+ mModel[i].clear();
+ mScene[i].clear();
+ mVertexBuffer[i].clear();
+
+ if (i == LLModel::LOD_HIGH)
+ {
+ mBaseModel = mModel[lod];
+ mBaseScene = mScene[lod];
+ mVertexBuffer[5].clear();
+ replaced_base_model = true;
+ }
+ }
+ }
+ }
+
+ if (replaced_base_model && !mGenLOD)
+ {
+ // In case base was replaced, we might need to restart generation
+
+ // Check if already started
+ bool subscribe_for_generation = mLodsQuery.empty();
+
+ // Remove previously scheduled work
+ mLodsQuery.clear();
+
+ LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+ if (!fmp)
+ return;
+
+ // Schedule new work
+ for (S32 i = LLModel::LOD_HIGH; i >= 0; --i)
+ {
+ if (mModel[i].empty())
+ {
+ // Base model was replaced, regenerate this lod if applicable
+ LLComboBox* lod_combo = mFMP->findChild<LLComboBox>("lod_source_" + lod_name[i]);
+ if (!lod_combo) return;
+
+ S32 lod_mode = lod_combo->getCurrentIndex();
+ if (lod_mode != LOD_FROM_FILE)
+ {
+ mLodsQuery.push_back(i);
+ }
+ }
+ }
+
+ // Subscribe if we have pending work and not subscribed yet
+ if (!mLodsQuery.empty() && subscribe_for_generation)
+ {
+ doOnIdleRepeating(lodQueryCallback);
+ }
+ }
+}
+
+void LLModelPreview::loadModelCallback(S32 loaded_lod)
+{
+ assert_main_thread();
+
+ LLMutexLock lock(this);
+ if (!mModelLoader)
+ {
+ mLoading = false;
+ return;
+ }
+ if (getLoadState() >= LLModelLoader::ERROR_PARSING)
+ {
+ mLoading = false;
+ mModelLoader = NULL;
+ mLodsWithParsingError.push_back(loaded_lod);
+ return;
+ }
+
+ mLodsWithParsingError.erase(std::remove(mLodsWithParsingError.begin(), mLodsWithParsingError.end(), loaded_lod), mLodsWithParsingError.end());
+ if (mLodsWithParsingError.empty())
+ {
+ mFMP->childEnable("calculate_btn");
+ }
+
+ // Copy determinations about rig so UI will reflect them
+ //
+ setRigValidForJointPositionUpload(mModelLoader->isRigValidForJointPositionUpload());
+ setLegacyRigFlags(mModelLoader->getLegacyRigFlags());
+
+ mModelLoader->loadTextures();
+
+ if (loaded_lod == -1)
+ { //populate all LoDs from model loader scene
+ mBaseModel.clear();
+ mBaseScene.clear();
+
+ bool skin_weights = false;
+ bool joint_overrides = false;
+ bool lock_scale_if_joint_position = false;
+
+ for (S32 lod = 0; lod < LLModel::NUM_LODS; ++lod)
+ { //for each LoD
+
+ //clear scene and model info
+ mScene[lod].clear();
+ mModel[lod].clear();
+ mVertexBuffer[lod].clear();
+
+ if (mModelLoader->mScene.begin()->second[0].mLOD[lod].notNull())
+ { //if this LoD exists in the loaded scene
+
+ //copy scene to current LoD
+ mScene[lod] = mModelLoader->mScene;
+
+ //touch up copied scene to look like current LoD
+ for (LLModelLoader::scene::iterator iter = mScene[lod].begin(); iter != mScene[lod].end(); ++iter)
+ {
+ LLModelLoader::model_instance_list& list = iter->second;
+
+ for (LLModelLoader::model_instance_list::iterator list_iter = list.begin(); list_iter != list.end(); ++list_iter)
+ {
+ //override displayed model with current LoD
+ list_iter->mModel = list_iter->mLOD[lod];
+
+ if (!list_iter->mModel)
+ {
+ continue;
+ }
+
+ //add current model to current LoD's model list (LLModel::mLocalID makes a good vector index)
+ S32 idx = list_iter->mModel->mLocalID;
+
+ if (mModel[lod].size() <= idx)
+ { //stretch model list to fit model at given index
+ mModel[lod].resize(idx + 1);
+ }
+
+ mModel[lod][idx] = list_iter->mModel;
+ if (!list_iter->mModel->mSkinWeights.empty())
+ {
+ skin_weights = true;
+
+ if (!list_iter->mModel->mSkinInfo.mAlternateBindMatrix.empty())
+ {
+ joint_overrides = true;
+ }
+ if (list_iter->mModel->mSkinInfo.mLockScaleIfJointPosition)
+ {
+ lock_scale_if_joint_position = true;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ if (mFMP)
+ {
+ LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
+
+ if (skin_weights)
+ { //enable uploading/previewing of skin weights if present in .slm file
+ fmp->enableViewOption("show_skin_weight");
+ mViewOption["show_skin_weight"] = true;
+ fmp->childSetValue("upload_skin", true);
+ }
+
+ if (joint_overrides)
+ {
+ fmp->enableViewOption("show_joint_overrides");
+ mViewOption["show_joint_overrides"] = true;
+ fmp->enableViewOption("show_joint_positions");
+ mViewOption["show_joint_positions"] = true;
+ fmp->childSetValue("upload_joints", true);
+ }
+ else
+ {
+ fmp->clearAvatarTab();
+ }
+
+ if (lock_scale_if_joint_position)
+ {
+ fmp->enableViewOption("lock_scale_if_joint_position");
+ mViewOption["lock_scale_if_joint_position"] = true;
+ fmp->childSetValue("lock_scale_if_joint_position", true);
+ }
+ }
+
+ //copy high lod to base scene for LoD generation
+ mBaseScene = mScene[LLModel::LOD_HIGH];
+ mBaseModel = mModel[LLModel::LOD_HIGH];
+
+ mDirty = true;
+ resetPreviewTarget();
+ }
+ else
+ { //only replace given LoD
+ mModel[loaded_lod] = mModelLoader->mModelList;
+ mScene[loaded_lod] = mModelLoader->mScene;
+
+ // Duplicate the model if it is an internal bounding box model
+ if (loaded_lod == LLModel::LOD_PHYSICS &&
+ mBaseModel.size() > 1 && // This makes sense for multiple models only
+ mModelLoader->mModelList.size() == 1 && // Just on the off-chance
+ mModelLoader->mScene.size() == 1 && // Just on the off-chance
+ std::filesystem::path(mModelLoader->mFilename).filename() == "cube.dae")
+ {
+ // Create a copy of the just loaded model for each model in mBaseModel
+ const LLModel* origin = mModelLoader->mModelList.front();
+ const LLModelInstance& mi = mModelLoader->mScene.begin()->second.front();
+ for (U32 i = 1; i < mBaseModel.size(); ++i)
+ {
+ LLPointer<LLModel> copy(new LLModel(origin->getParams(), origin->getDetail()));
+ copy->mLabel = origin->mLabel;
+ copy->copyVolumeFaces(origin);
+ copy->mPosition = origin->mPosition;
+ copy->mMaterialList = origin->mMaterialList;
+ mModel[loaded_lod].push_back(copy);
+ mScene[loaded_lod][mi.mTransform].push_back(LLModelInstance(copy, copy->mLabel, mi.mTransform, mi.mMaterial));
+ }
+ }
+
+ mVertexBuffer[loaded_lod].clear();
+
+ setPreviewLOD(loaded_lod);
+
+ if (loaded_lod == LLModel::LOD_HIGH)
+ { //save a copy of the highest LOD for automatic LOD manipulation
+ if (mBaseModel.empty())
+ { //first time we've loaded a model, auto-gen LoD
+ mGenLOD = true;
+ }
+
+ mBaseModel = mModel[loaded_lod];
+
+ mBaseScene = mScene[loaded_lod];
+ mVertexBuffer[5].clear();
+ }
+ else
+ {
+ if (loaded_lod == LLModel::LOD_PHYSICS)
+ { // Explicitly loading physics. See if there is a default mesh.
+ LLMatrix4 ignored_transform; // Each mesh that uses this will supply their own.
+ LLModel* out_model = nullptr;
+ FindModel(mScene[loaded_lod], DEFAULT_PHYSICS_MESH_NAME + getLodSuffix(loaded_lod), out_model, ignored_transform);
+ mDefaultPhysicsShapeP = out_model;
+ mWarnOfUnmatchedPhyicsMeshes = true;
+ }
+ bool legacyMatching = gSavedSettings.getBOOL("ImporterLegacyMatching");
+ if (!legacyMatching)
+ {
+ if (!mBaseModel.empty())
+ {
+ bool name_based = false;
+ bool has_submodels = false;
+ for (U32 idx = 0; idx < mBaseModel.size(); ++idx)
+ {
+ if (mBaseModel[idx]->mSubmodelID)
+ { // don't do index-based renaming when the base model has submodels
+ has_submodels = true;
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "High LOD has submodels";
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+ break;
+ }
+ }
+
+ for (U32 idx = 0; idx < mModel[loaded_lod].size(); ++idx)
+ {
+ std::string loaded_name = stripSuffix(mModel[loaded_lod][idx]->mLabel);
+
+ LLModel* found_model = NULL;
+ LLMatrix4 transform;
+ FindModel(mBaseScene, loaded_name, found_model, transform);
+ if (found_model)
+ { // don't rename correctly named models (even if they are placed in a wrong order)
+ name_based = true;
+ }
+
+ if (mModel[loaded_lod][idx]->mSubmodelID)
+ { // don't rename the models when loaded LOD model has submodels
+ has_submodels = true;
+ }
+ }
+
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "Loaded LOD " << loaded_lod << ": correct names" << (name_based ? "" : "NOT ") << "found; submodels " << (has_submodels ? "" : "NOT ") << "found";
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+
+ if (!name_based && !has_submodels)
+ { // replace the name of the model loaded for any non-HIGH LOD to match the others (MAINT-5601)
+ // this actually works like "ImporterLegacyMatching" for this particular LOD
+ for (U32 idx = 0; idx < mModel[loaded_lod].size() && idx < mBaseModel.size(); ++idx)
+ {
+ std::string name = mBaseModel[idx]->mLabel;
+ std::string loaded_name = stripSuffix(mModel[loaded_lod][idx]->mLabel);
+
+ if (loaded_name != name)
+ {
+ name += getLodSuffix(loaded_lod);
+
+ if (mImporterDebug)
+ {
+ std::ostringstream out;
+ out << "Loded model name " << mModel[loaded_lod][idx]->mLabel;
+ out << " for LOD " << loaded_lod;
+ out << " doesn't match the base model. Renaming to " << name;
+ LL_WARNS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ }
+ mModel[loaded_lod][idx]->mLabel = name;
+ // Rename the correspondent instance as well
+ [&]()
+ {
+ for (auto& p : mScene[loaded_lod])
+ for (auto& i : p.second)
+ if (i.mModel == mModel[loaded_lod][idx])
+ {
+ i.mLabel = name;
+ return;
+ }
+ }();
+ }
+ }
+ }
+ }
+ }
+ }
+
+ clearIncompatible(loaded_lod);
+
+ mDirty = true;
+
+ if (loaded_lod == LLModel::LOD_HIGH)
+ {
+ resetPreviewTarget();
+ }
+ }
+
+ mLoading = false;
+ if (mFMP)
+ {
+ if (!mBaseModel.empty())
+ {
+ const std::string& model_name = mBaseModel[0]->getName();
+ LLLineEditor* description_form = mFMP->getChild<LLLineEditor>("description_form");
+ if (description_form->getText().empty())
+ {
+ description_form->setText(model_name);
+ }
+ // Add info to log that loading is complete (purpose: separator between loading and other logs)
+ LLSD args;
+ args["MODEL_NAME"] = model_name; // Teoretically shouldn't be empty, but might be better idea to add filename here
+ LLFloaterModelPreview::addStringToLog("ModelLoaded", args, false, loaded_lod);
+ }
+ }
+ refresh();
+
+ mModelLoadedSignal();
+
+ mModelLoader = NULL;
+}
+
+void LLModelPreview::resetPreviewTarget()
+{
+ if (mModelLoader)
+ {
+ mPreviewTarget = (mModelLoader->mExtents[0] + mModelLoader->mExtents[1]) * 0.5f;
+ mPreviewScale = (mModelLoader->mExtents[1] - mModelLoader->mExtents[0]) * 0.5f;
+ }
+
+ setPreviewTarget(mPreviewScale.magVec()*10.f);
+}
+
+void LLModelPreview::generateNormals()
+{
+ assert_main_thread();
+
+ S32 which_lod = mPreviewLOD;
+
+ if (which_lod > 4 || which_lod < 0 ||
+ mModel[which_lod].empty())
+ {
+ return;
+ }
+
+ F32 angle_cutoff = mFMP->childGetValue("crease_angle").asReal();
+
+ mRequestedCreaseAngle[which_lod] = angle_cutoff;
+
+ angle_cutoff *= DEG_TO_RAD;
+
+ if (which_lod == 3 && !mBaseModel.empty())
+ {
+ if (mBaseModelFacesCopy.empty())
+ {
+ mBaseModelFacesCopy.reserve(mBaseModel.size());
+ for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it)
+ {
+ v_LLVolumeFace_t faces;
+ (*it)->copyFacesTo(faces);
+ mBaseModelFacesCopy.push_back(faces);
+ }
+ }
+
+ for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it)
+ {
+ (*it)->generateNormals(angle_cutoff);
+ }
+
+ mVertexBuffer[5].clear();
+ }
+
+ bool perform_copy = mModelFacesCopy[which_lod].empty();
+ if (perform_copy) {
+ mModelFacesCopy[which_lod].reserve(mModel[which_lod].size());
+ }
+
+ for (LLModelLoader::model_list::iterator it = mModel[which_lod].begin(), itE = mModel[which_lod].end(); it != itE; ++it)
+ {
+ if (perform_copy)
+ {
+ v_LLVolumeFace_t faces;
+ (*it)->copyFacesTo(faces);
+ mModelFacesCopy[which_lod].push_back(faces);
+ }
+
+ (*it)->generateNormals(angle_cutoff);
+ }
+
+ mVertexBuffer[which_lod].clear();
+ refresh();
+ updateStatusMessages();
+}
+
+void LLModelPreview::restoreNormals()
+{
+ S32 which_lod = mPreviewLOD;
+
+ if (which_lod > 4 || which_lod < 0 ||
+ mModel[which_lod].empty())
+ {
+ return;
+ }
+
+ if (!mBaseModelFacesCopy.empty())
+ {
+ llassert(mBaseModelFacesCopy.size() == mBaseModel.size());
+
+ vv_LLVolumeFace_t::const_iterator itF = mBaseModelFacesCopy.begin();
+ for (LLModelLoader::model_list::iterator it = mBaseModel.begin(), itE = mBaseModel.end(); it != itE; ++it, ++itF)
+ {
+ (*it)->copyFacesFrom((*itF));
+ }
+
+ mBaseModelFacesCopy.clear();
+ }
+
+ if (!mModelFacesCopy[which_lod].empty())
+ {
+ vv_LLVolumeFace_t::const_iterator itF = mModelFacesCopy[which_lod].begin();
+ for (LLModelLoader::model_list::iterator it = mModel[which_lod].begin(), itE = mModel[which_lod].end(); it != itE; ++it, ++itF)
+ {
+ (*it)->copyFacesFrom((*itF));
+ }
+
+ mModelFacesCopy[which_lod].clear();
+ }
+
+ mVertexBuffer[which_lod].clear();
+ refresh();
+ updateStatusMessages();
+}
+
+// Runs per object, but likely it is a better way to run per model+submodels
+// returns a ratio of base model indices to resulting indices
+// returns -1 in case of failure
+F32 LLModelPreview::genMeshOptimizerPerModel(LLModel *base_model, LLModel *target_model, F32 indices_decimator, F32 error_threshold, eSimplificationMode simplification_mode)
+{
+ // I. Weld faces together
+ // Figure out buffer size
+ S32 size_indices = 0;
+ S32 size_vertices = 0;
+
+ for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
+ {
+ const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
+ size_indices += face.mNumIndices;
+ size_vertices += face.mNumVertices;
+ }
+
+ if (size_indices < 3)
+ {
+ return -1;
+ }
+
+ // Allocate buffers, note that we are using U32 buffer instead of U16
+ U32* combined_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
+ U32* output_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
+
+ // extra space for normals and text coords
+ S32 tc_bytes_size = ((size_vertices * sizeof(LLVector2)) + 0xF) & ~0xF;
+ LLVector4a* combined_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 3 * size_vertices + tc_bytes_size);
+ LLVector4a* combined_normals = combined_positions + size_vertices;
+ LLVector2* combined_tex_coords = (LLVector2*)(combined_normals + size_vertices);
+
+ // copy indices and vertices into new buffers
+ S32 combined_positions_shift = 0;
+ S32 indices_idx_shift = 0;
+ S32 combined_indices_shift = 0;
+ for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
+ {
+ const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
+
+ // Vertices
+ S32 copy_bytes = face.mNumVertices * sizeof(LLVector4a);
+ LLVector4a::memcpyNonAliased16((F32*)(combined_positions + combined_positions_shift), (F32*)face.mPositions, copy_bytes);
+
+ // Normals
+ LLVector4a::memcpyNonAliased16((F32*)(combined_normals + combined_positions_shift), (F32*)face.mNormals, copy_bytes);
+
+ // Tex coords
+ copy_bytes = face.mNumVertices * sizeof(LLVector2);
+ memcpy((void*)(combined_tex_coords + combined_positions_shift), (void*)face.mTexCoords, copy_bytes);
+
+ combined_positions_shift += face.mNumVertices;
+
+ // Indices
+ // Sadly can't do dumb memcpy for indices, need to adjust each value
+ for (S32 i = 0; i < face.mNumIndices; ++i)
+ {
+ U16 idx = face.mIndices[i];
+
+ combined_indices[combined_indices_shift] = idx + indices_idx_shift;
+ combined_indices_shift++;
+ }
+ indices_idx_shift += face.mNumVertices;
+ }
+
+ // II. Generate a shadow buffer if nessesary.
+ // Welds together vertices if possible
+
+ U32* shadow_indices = NULL;
+ // if MESH_OPTIMIZER_FULL, just leave as is, since generateShadowIndexBufferU32
+ // won't do anything new, model was remaped on a per face basis.
+ // Similar for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
+ // since 'simplifySloppy' ignores all topology, including normals and uvs.
+ // Note: simplifySloppy can affect UVs significantly.
+ if (simplification_mode == MESH_OPTIMIZER_NO_NORMALS)
+ {
+ // strip normals, reflections should restore relatively correctly
+ shadow_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
+ LLMeshOptimizer::generateShadowIndexBufferU32(shadow_indices, combined_indices, size_indices, combined_positions, NULL, combined_tex_coords, size_vertices);
+ }
+ if (simplification_mode == MESH_OPTIMIZER_NO_UVS)
+ {
+ // strip uvs, can heavily affect textures
+ shadow_indices = (U32*)ll_aligned_malloc_32(size_indices * sizeof(U32));
+ LLMeshOptimizer::generateShadowIndexBufferU32(shadow_indices, combined_indices, size_indices, combined_positions, NULL, NULL, size_vertices);
+ }
+
+ U32* source_indices = NULL;
+ if (shadow_indices)
+ {
+ source_indices = shadow_indices;
+ }
+ else
+ {
+ source_indices = combined_indices;
+ }
+
+ // III. Simplify
+ S32 target_indices = 0;
+ F32 result_error = 0; // how far from original the model is, 1 == 100%
+ S32 size_new_indices = 0;
+
+ if (indices_decimator > 0)
+ {
+ target_indices = llclamp(llfloor(size_indices / indices_decimator), 3, (S32)size_indices); // leave at least one triangle
+ }
+ else // indices_decimator can be zero for error_threshold based calculations
+ {
+ target_indices = 3;
+ }
+
+ size_new_indices = LLMeshOptimizer::simplifyU32(
+ output_indices,
+ source_indices,
+ size_indices,
+ combined_positions,
+ size_vertices,
+ LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
+ target_indices,
+ error_threshold,
+ simplification_mode == MESH_OPTIMIZER_NO_TOPOLOGY,
+ &result_error);
+
+ if (result_error < 0)
+ {
+ LL_WARNS() << "Negative result error from meshoptimizer for model " << target_model->mLabel
+ << " target Indices: " << target_indices
+ << " new Indices: " << size_new_indices
+ << " original count: " << size_indices << LL_ENDL;
+ }
+
+ // free unused buffers
+ ll_aligned_free_32(combined_indices);
+ ll_aligned_free_32(shadow_indices);
+ combined_indices = NULL;
+ shadow_indices = NULL;
+
+ if (size_new_indices < 3)
+ {
+ // Model should have at least one visible triangle
+ ll_aligned_free<64>(combined_positions);
+ ll_aligned_free_32(output_indices);
+
+ return -1;
+ }
+
+ // IV. Repack back into individual faces
+
+ LLVector4a* buffer_positions = (LLVector4a*)ll_aligned_malloc<64>(sizeof(LLVector4a) * 3 * size_vertices + tc_bytes_size);
+ LLVector4a* buffer_normals = buffer_positions + size_vertices;
+ LLVector2* buffer_tex_coords = (LLVector2*)(buffer_normals + size_vertices);
+ S32 buffer_idx_size = (size_indices * sizeof(U16) + 0xF) & ~0xF;
+ U16* buffer_indices = (U16*)ll_aligned_malloc_16(buffer_idx_size);
+ S32* old_to_new_positions_map = new S32[size_vertices];
+
+ S32 buf_positions_copied = 0;
+ S32 buf_indices_copied = 0;
+ indices_idx_shift = 0;
+ S32 valid_faces = 0;
+
+ // Crude method to copy indices back into face
+ for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
+ {
+ const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
+
+ // reset data for new run
+ buf_positions_copied = 0;
+ buf_indices_copied = 0;
+ bool copy_triangle = false;
+ S32 range = indices_idx_shift + face.mNumVertices;
+
+ for (S32 i = 0; i < size_vertices; i++)
+ {
+ old_to_new_positions_map[i] = -1;
+ }
+
+ // Copy relevant indices and vertices
+ for (S32 i = 0; i < size_new_indices; ++i)
+ {
+ U32 idx = output_indices[i];
+
+ if ((i % 3) == 0)
+ {
+ copy_triangle = idx >= indices_idx_shift && idx < range;
+ }
+
+ if (copy_triangle)
+ {
+ if (old_to_new_positions_map[idx] == -1)
+ {
+ // New position, need to copy it
+ // Validate size
+ if (buf_positions_copied >= U16_MAX)
+ {
+ // Normally this shouldn't happen since the whole point is to reduce amount of vertices
+ // but it might happen if user tries to run optimization with too large triangle or error value
+ // so fallback to 'per face' mode or verify requested limits and copy base model as is.
+ LL_WARNS() << "Over triangle limit. Failed to optimize in 'per object' mode, falling back to per face variant for"
+ << " model " << target_model->mLabel
+ << " target Indices: " << target_indices
+ << " new Indices: " << size_new_indices
+ << " original count: " << size_indices
+ << " error treshold: " << error_threshold
+ << LL_ENDL;
+
+ // U16 vertices overflow shouldn't happen, but just in case
+ size_new_indices = 0;
+ valid_faces = 0;
+ for (U32 face_idx = 0; face_idx < base_model->getNumVolumeFaces(); ++face_idx)
+ {
+ genMeshOptimizerPerFace(base_model, target_model, face_idx, indices_decimator, error_threshold, simplification_mode);
+ const LLVolumeFace &face = target_model->getVolumeFace(face_idx);
+ size_new_indices += face.mNumIndices;
+ if (face.mNumIndices >= 3)
+ {
+ valid_faces++;
+ }
+ }
+ if (valid_faces)
+ {
+ return (F32)size_indices / (F32)size_new_indices;
+ }
+ else
+ {
+ return -1;
+ }
+ }
+
+ // Copy vertice, normals, tcs
+ buffer_positions[buf_positions_copied] = combined_positions[idx];
+ buffer_normals[buf_positions_copied] = combined_normals[idx];
+ buffer_tex_coords[buf_positions_copied] = combined_tex_coords[idx];
+
+ old_to_new_positions_map[idx] = buf_positions_copied;
+
+ buffer_indices[buf_indices_copied] = (U16)buf_positions_copied;
+ buf_positions_copied++;
+ }
+ else
+ {
+ // existing position
+ buffer_indices[buf_indices_copied] = (U16)old_to_new_positions_map[idx];
+ }
+ buf_indices_copied++;
+ }
+ }
+
+ if (buf_positions_copied >= U16_MAX)
+ {
+ break;
+ }
+
+ LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
+ //new_face = face; //temp
+
+ if (buf_indices_copied < 3)
+ {
+ // face was optimized away
+ new_face.resizeIndices(3);
+ new_face.resizeVertices(1);
+ memset(new_face.mIndices, 0, sizeof(U16) * 3);
+ new_face.mPositions[0].clear(); // set first vertice to 0
+ new_face.mNormals[0].clear();
+ new_face.mTexCoords[0].setZero();
+ }
+ else
+ {
+ new_face.resizeIndices(buf_indices_copied);
+ new_face.resizeVertices(buf_positions_copied);
+ new_face.allocateTangents(buf_positions_copied);
+ S32 idx_size = (buf_indices_copied * sizeof(U16) + 0xF) & ~0xF;
+ LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)buffer_indices, idx_size);
+
+ LLVector4a::memcpyNonAliased16((F32*)new_face.mPositions, (F32*)buffer_positions, buf_positions_copied * sizeof(LLVector4a));
+ LLVector4a::memcpyNonAliased16((F32*)new_face.mNormals, (F32*)buffer_normals, buf_positions_copied * sizeof(LLVector4a));
+
+ U32 tex_size = (buf_positions_copied * sizeof(LLVector2) + 0xF)&~0xF;
+ LLVector4a::memcpyNonAliased16((F32*)new_face.mTexCoords, (F32*)buffer_tex_coords, tex_size);
+
+ valid_faces++;
+ }
+
+ indices_idx_shift += face.mNumVertices;
+ }
+
+ delete[]old_to_new_positions_map;
+ ll_aligned_free<64>(combined_positions);
+ ll_aligned_free<64>(buffer_positions);
+ ll_aligned_free_32(output_indices);
+ ll_aligned_free_16(buffer_indices);
+
+ if (size_new_indices < 3 || valid_faces == 0)
+ {
+ // Model should have at least one visible triangle
+ return -1;
+ }
+
+ return (F32)size_indices / (F32)size_new_indices;
+}
+
+F32 LLModelPreview::genMeshOptimizerPerFace(LLModel *base_model, LLModel *target_model, U32 face_idx, F32 indices_decimator, F32 error_threshold, eSimplificationMode simplification_mode)
+{
+ const LLVolumeFace &face = base_model->getVolumeFace(face_idx);
+ S32 size_indices = face.mNumIndices;
+ if (size_indices < 3)
+ {
+ return -1;
+ }
+
+ S32 size = (size_indices * sizeof(U16) + 0xF) & ~0xF;
+ U16* output_indices = (U16*)ll_aligned_malloc_16(size);
+
+ U16* shadow_indices = NULL;
+ // if MESH_OPTIMIZER_FULL, just leave as is, since generateShadowIndexBufferU32
+ // won't do anything new, model was remaped on a per face basis.
+ // Similar for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
+ // since 'simplifySloppy' ignores all topology, including normals and uvs.
+ if (simplification_mode == MESH_OPTIMIZER_NO_NORMALS)
+ {
+ U16* shadow_indices = (U16*)ll_aligned_malloc_16(size);
+ LLMeshOptimizer::generateShadowIndexBufferU16(shadow_indices, face.mIndices, size_indices, face.mPositions, NULL, face.mTexCoords, face.mNumVertices);
+ }
+ if (simplification_mode == MESH_OPTIMIZER_NO_UVS)
+ {
+ U16* shadow_indices = (U16*)ll_aligned_malloc_16(size);
+ LLMeshOptimizer::generateShadowIndexBufferU16(shadow_indices, face.mIndices, size_indices, face.mPositions, NULL, NULL, face.mNumVertices);
+ }
+ // Don't run ShadowIndexBuffer for MESH_OPTIMIZER_NO_TOPOLOGY, it's pointless
+
+ U16* source_indices = NULL;
+ if (shadow_indices)
+ {
+ source_indices = shadow_indices;
+ }
+ else
+ {
+ source_indices = face.mIndices;
+ }
+
+ S32 target_indices = 0;
+ F32 result_error = 0; // how far from original the model is, 1 == 100%
+ S32 size_new_indices = 0;
+
+ if (indices_decimator > 0)
+ {
+ target_indices = llclamp(llfloor(size_indices / indices_decimator), 3, (S32)size_indices); // leave at least one triangle
+ }
+ else
+ {
+ target_indices = 3;
+ }
+
+ size_new_indices = LLMeshOptimizer::simplify(
+ output_indices,
+ source_indices,
+ size_indices,
+ face.mPositions,
+ face.mNumVertices,
+ LLVertexBuffer::sTypeSize[LLVertexBuffer::TYPE_VERTEX],
+ target_indices,
+ error_threshold,
+ simplification_mode == MESH_OPTIMIZER_NO_TOPOLOGY,
+ &result_error);
+
+ if (result_error < 0)
+ {
+ LL_WARNS() << "Negative result error from meshoptimizer for face " << face_idx
+ << " of model " << target_model->mLabel
+ << " target Indices: " << target_indices
+ << " new Indices: " << size_new_indices
+ << " original count: " << size_indices
+ << " error treshold: " << error_threshold
+ << LL_ENDL;
+ }
+
+ LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
+
+ // Copy old values
+ new_face = face;
+
+ if (size_new_indices < 3)
+ {
+ if (simplification_mode != MESH_OPTIMIZER_NO_TOPOLOGY)
+ {
+ // meshopt_optimizeSloppy() can optimize triangles away even if target_indices is > 2,
+ // but optimize() isn't supposed to
+ LL_INFOS() << "No indices generated by meshoptimizer for face " << face_idx
+ << " of model " << target_model->mLabel
+ << " target Indices: " << target_indices
+ << " original count: " << size_indices
+ << " error treshold: " << error_threshold
+ << LL_ENDL;
+ }
+
+ // Face got optimized away
+ // Generate empty triangle
+ new_face.resizeIndices(3);
+ new_face.resizeVertices(1);
+ memset(new_face.mIndices, 0, sizeof(U16) * 3);
+ new_face.mPositions[0].clear(); // set first vertice to 0
+ new_face.mNormals[0].clear();
+ new_face.mTexCoords[0].setZero();
+ }
+ else
+ {
+ // Assign new values
+ new_face.resizeIndices(size_new_indices); // will wipe out mIndices, so new_face can't substitute output
+ S32 idx_size = (size_new_indices * sizeof(U16) + 0xF) & ~0xF;
+ LLVector4a::memcpyNonAliased16((F32*)new_face.mIndices, (F32*)output_indices, idx_size);
+
+ // Clear unused values
+ new_face.optimize();
+ }
+
+ ll_aligned_free_16(output_indices);
+ ll_aligned_free_16(shadow_indices);
+
+ if (size_new_indices < 3)
+ {
+ // At least one triangle is needed
+ return -1;
+ }
+
+ return (F32)size_indices / (F32)size_new_indices;
+}
+
+void LLModelPreview::genMeshOptimizerLODs(S32 which_lod, S32 meshopt_mode, U32 decimation, bool enforce_tri_limit)
+{
+ LL_INFOS() << "Generating lod " << which_lod << " using meshoptimizer" << LL_ENDL;
+ // Allow LoD from -1 to LLModel::LOD_PHYSICS
+ if (which_lod < -1 || which_lod > LLModel::NUM_LODS - 1)
+ {
+ std::ostringstream out;
+ out << "Invalid level of detail: " << which_lod;
+ LL_WARNS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ llassert(which_lod >= -1 && which_lod < LLModel::NUM_LODS);
+ return;
+ }
+
+ if (mBaseModel.empty())
+ {
+ return;
+ }
+
+ //get the triangle count for all base models
+ S32 base_triangle_count = 0;
+ for (S32 i = 0; i < mBaseModel.size(); ++i)
+ {
+ base_triangle_count += mBaseModel[i]->getNumTriangles();
+ }
+
+ // Urgh...
+ // TODO: add interface to mFMP to get error treshold or let mFMP write one into LLModelPreview
+ // We should not be accesing views from other class!
+ U32 lod_mode = LIMIT_TRIANGLES;
+ F32 indices_decimator = 0;
+ F32 triangle_limit = 0;
+ F32 lod_error_threshold = 1; //100%
+
+ // If requesting a single lod
+ if (which_lod > -1 && which_lod < NUM_LOD)
+ {
+ LLCtrlSelectionInterface* iface = mFMP->childGetSelectionInterface("lod_mode_" + lod_name[which_lod]);
+ if (iface)
+ {
+ lod_mode = iface->getFirstSelectedIndex();
+ }
+
+ if (lod_mode == LIMIT_TRIANGLES)
+ {
+ if (!enforce_tri_limit)
+ {
+ triangle_limit = base_triangle_count;
+ // reset to default value for this lod
+ F32 pw = pow((F32)decimation, (F32)(LLModel::LOD_HIGH - which_lod));
+
+ triangle_limit /= pw; //indices_ratio can be 1/pw
+ }
+ else
+ {
+
+ // UI spacifies limit for all models of single lod
+ triangle_limit = mFMP->childGetValue("lod_triangle_limit_" + lod_name[which_lod]).asInteger();
+
+ }
+ // meshoptimizer doesn't use triangle limit, it uses indices limit, so convert it to aproximate ratio
+ // triangle_limit can be 0.
+ indices_decimator = (F32)base_triangle_count / llmax(triangle_limit, 1.f);
+ }
+ else
+ {
+ // UI shows 0 to 100%, but meshoptimizer works with 0 to 1
+ lod_error_threshold = mFMP->childGetValue("lod_error_threshold_" + lod_name[which_lod]).asReal() / 100.f;
+ }
+ }
+ else
+ {
+ // we are genrating all lods and each lod will get own indices_decimator
+ indices_decimator = 1;
+ triangle_limit = base_triangle_count;
+ }
+
+ mMaxTriangleLimit = base_triangle_count;
+
+ // Build models
+
+ S32 start = LLModel::LOD_HIGH;
+ S32 end = 0;
+
+ if (which_lod != -1)
+ {
+ start = which_lod;
+ end = which_lod;
+ }
+
+ for (S32 lod = start; lod >= end; --lod)
+ {
+ if (which_lod == -1)
+ {
+ // we are genrating all lods and each lod gets own indices_ratio
+ if (lod < start)
+ {
+ indices_decimator *= decimation;
+ triangle_limit /= decimation;
+ }
+ }
+
+ mRequestedTriangleCount[lod] = triangle_limit;
+ mRequestedErrorThreshold[lod] = lod_error_threshold * 100;
+ mRequestedLoDMode[lod] = lod_mode;
+
+ mModel[lod].clear();
+ mModel[lod].resize(mBaseModel.size());
+ mVertexBuffer[lod].clear();
+
+
+ for (U32 mdl_idx = 0; mdl_idx < mBaseModel.size(); ++mdl_idx)
+ {
+ LLModel* base = mBaseModel[mdl_idx];
+
+ LLVolumeParams volume_params;
+ volume_params.setType(LL_PCODE_PROFILE_SQUARE, LL_PCODE_PATH_LINE);
+ mModel[lod][mdl_idx] = new LLModel(volume_params, 0.f);
+
+ std::string name = base->mLabel + getLodSuffix(lod);
+
+ mModel[lod][mdl_idx]->mLabel = name;
+ mModel[lod][mdl_idx]->mSubmodelID = base->mSubmodelID;
+ mModel[lod][mdl_idx]->setNumVolumeFaces(base->getNumVolumeFaces());
+
+ LLModel* target_model = mModel[lod][mdl_idx];
+
+ // carry over normalized transform into simplified model
+ for (int i = 0; i < base->getNumVolumeFaces(); ++i)
+ {
+ LLVolumeFace& src = base->getVolumeFace(i);
+ LLVolumeFace& dst = target_model->getVolumeFace(i);
+ dst.mNormalizedScale = src.mNormalizedScale;
+ }
+
+ S32 model_meshopt_mode = meshopt_mode;
+
+ // Ideally this should run not per model,
+ // but combine all submodels with origin model as well
+ if (model_meshopt_mode == MESH_OPTIMIZER_PRECISE)
+ {
+ // Run meshoptimizer for each face
+ for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
+ {
+ F32 res = genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
+ if (res < 0)
+ {
+ // Mesh optimizer failed and returned an invalid model
+ const LLVolumeFace &face = base->getVolumeFace(face_idx);
+ LLVolumeFace &new_face = target_model->getVolumeFace(face_idx);
+ new_face = face;
+ }
+ }
+ }
+
+ if (model_meshopt_mode == MESH_OPTIMIZER_SLOPPY)
+ {
+ // Run meshoptimizer for each face
+ for (U32 face_idx = 0; face_idx < base->getNumVolumeFaces(); ++face_idx)
+ {
+ if (genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY) < 0)
+ {
+ // Sloppy failed and returned an invalid model
+ genMeshOptimizerPerFace(base, target_model, face_idx, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
+ }
+ }
+ }
+
+ if (model_meshopt_mode == MESH_OPTIMIZER_AUTO)
+ {
+ // Remove progressively more data if we can't reach the target.
+ F32 allowed_ratio_drift = 1.8f;
+ F32 precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
+
+ if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
+ {
+ precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_NORMALS);
+ }
+
+ if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
+ {
+ precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_UVS);
+ }
+
+ if (precise_ratio < 0 || (precise_ratio * allowed_ratio_drift < indices_decimator))
+ {
+ // Try sloppy variant if normal one failed to simplify model enough.
+ // Sloppy variant can fail entirely and has issues with precision,
+ // so code needs to do multiple attempts with different decimators.
+ // Todo: this is a bit of a mess, needs to be refined and improved
+
+ F32 last_working_decimator = 0.f;
+ F32 last_working_ratio = F32_MAX;
+
+ F32 sloppy_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
+
+ if (sloppy_ratio > 0)
+ {
+ // Would be better to do a copy of target_model here, but if
+ // we need to use sloppy decimation, model should be cheap
+ // and fast to generate and it won't affect end result
+ last_working_decimator = indices_decimator;
+ last_working_ratio = sloppy_ratio;
+ }
+
+ // Sloppy has a tendecy to error into lower side, so a request for 100
+ // triangles turns into ~70, so check for significant difference from target decimation
+ F32 sloppy_ratio_drift = 1.4f;
+ if (lod_mode == LIMIT_TRIANGLES
+ && (sloppy_ratio > indices_decimator * sloppy_ratio_drift || sloppy_ratio < 0))
+ {
+ // Apply a correction to compensate.
+
+ // (indices_decimator / res_ratio) by itself is likely to overshoot to a differend
+ // side due to overal lack of precision, and we don't need an ideal result, which
+ // likely does not exist, just a better one, so a partial correction is enough.
+ F32 sloppy_decimator = indices_decimator * (indices_decimator / sloppy_ratio + 1) / 2;
+ sloppy_ratio = genMeshOptimizerPerModel(base, target_model, sloppy_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
+ }
+
+ if (last_working_decimator > 0 && sloppy_ratio < last_working_ratio)
+ {
+ // Compensation didn't work, return back to previous decimator
+ sloppy_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
+ }
+
+ if (sloppy_ratio < 0)
+ {
+ // Sloppy method didn't work, try with smaller decimation values
+ {
+ // Find a decimator that does work
+ F32 sloppy_decimation_step = sqrt((F32)decimation); // example: 27->15->9->5->3
+ F32 sloppy_decimator = indices_decimator / sloppy_decimation_step;
+ U64Microseconds end_time = LLTimer::getTotalTime() + U64Seconds(5);
+
+ while (sloppy_ratio < 0
+ && sloppy_decimator > precise_ratio
+ && sloppy_decimator > 1 // precise_ratio isn't supposed to be below 1, but check just in case
+ && end_time > LLTimer::getTotalTime())
+ {
+ sloppy_ratio = genMeshOptimizerPerModel(base, target_model, sloppy_decimator, lod_error_threshold, MESH_OPTIMIZER_NO_TOPOLOGY);
+ sloppy_decimator = sloppy_decimator / sloppy_decimation_step;
+ }
+ }
+ }
+
+ if (sloppy_ratio < 0 || sloppy_ratio < precise_ratio)
+ {
+ // Sloppy variant failed to generate triangles or is worse.
+ // Can happen with models that are too simple as is.
+
+ if (precise_ratio < 0)
+ {
+ // Precise method failed as well, just copy face over
+ target_model->copyVolumeFaces(base);
+ precise_ratio = 1.f;
+ }
+ else
+ {
+ // Fallback to normal method
+ precise_ratio = genMeshOptimizerPerModel(base, target_model, indices_decimator, lod_error_threshold, MESH_OPTIMIZER_FULL);
+ }
+
+ LL_INFOS() << "Model " << target_model->getName()
+ << " lod " << which_lod
+ << " resulting ratio " << precise_ratio
+ << " simplified using per model method." << LL_ENDL;
+ }
+ else
+ {
+ LL_INFOS() << "Model " << target_model->getName()
+ << " lod " << which_lod
+ << " resulting ratio " << sloppy_ratio
+ << " sloppily simplified using per model method." << LL_ENDL;
+ }
+ }
+ else
+ {
+ LL_INFOS() << "Model " << target_model->getName()
+ << " lod " << which_lod
+ << " resulting ratio " << precise_ratio
+ << " simplified using per model method." << LL_ENDL;
+ }
+ }
+
+ //blind copy skin weights and just take closest skin weight to point on
+ //decimated mesh for now (auto-generating LODs with skin weights is still a bit
+ //of an open problem).
+ target_model->mPosition = base->mPosition;
+ target_model->mSkinWeights = base->mSkinWeights;
+ target_model->mSkinInfo = base->mSkinInfo;
+
+ //copy material list
+ target_model->mMaterialList = base->mMaterialList;
+
+ if (!validate_model(target_model))
+ {
+ LL_ERRS() << "Invalid model generated when creating LODs" << LL_ENDL;
+ }
+ }
+
+ //rebuild scene based on mBaseScene
+ mScene[lod].clear();
+ mScene[lod] = mBaseScene;
+
+ for (U32 i = 0; i < mBaseModel.size(); ++i)
+ {
+ LLModel* mdl = mBaseModel[i];
+ LLModel* target = mModel[lod][i];
+ if (target)
+ {
+ for (LLModelLoader::scene::iterator iter = mScene[lod].begin(); iter != mScene[lod].end(); ++iter)
+ {
+ for (U32 j = 0; j < iter->second.size(); ++j)
+ {
+ if (iter->second[j].mModel == mdl)
+ {
+ iter->second[j].mModel = target;
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+void LLModelPreview::updateStatusMessages()
+{
+ // bit mask values for physics errors. used to prevent overwrite of single line status
+ // TODO: use this to provied multiline status
+ enum PhysicsError
+ {
+ NONE = 0,
+ NOHAVOK = 1,
+ DEGENERATE = 2,
+ TOOMANYHULLS = 4,
+ TOOMANYVERTSINHULL = 8
+ };
+
+ assert_main_thread();
+
+ U32 has_physics_error{ PhysicsError::NONE }; // physics error bitmap
+ //triangle/vertex/submesh count for each mesh asset for each lod
+ std::vector<S32> tris[LLModel::NUM_LODS];
+ std::vector<S32> verts[LLModel::NUM_LODS];
+ std::vector<S32> submeshes[LLModel::NUM_LODS];
+
+ //total triangle/vertex/submesh count for each lod
+ S32 total_tris[LLModel::NUM_LODS];
+ S32 total_verts[LLModel::NUM_LODS];
+ S32 total_submeshes[LLModel::NUM_LODS];
+
+ for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
+ {
+ total_tris[i] = 0;
+ total_verts[i] = 0;
+ total_submeshes[i] = 0;
+ }
+
+ for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
+ {
+ LLModelInstance& instance = *iter;
+
+ LLModel* model_high_lod = instance.mLOD[LLModel::LOD_HIGH];
+ if (!model_high_lod)
+ {
+ setLoadState(LLModelLoader::ERROR_MATERIALS);
+ mFMP->childDisable("calculate_btn");
+ continue;
+ }
+
+ for (U32 i = 0; i < LLModel::NUM_LODS - 1; i++)
+ {
+ LLModel* lod_model = instance.mLOD[i];
+ if (!lod_model)
+ {
+ setLoadState(LLModelLoader::ERROR_MATERIALS);
+ mFMP->childDisable("calculate_btn");
+ }
+ else
+ {
+ //for each model in the lod
+ S32 cur_tris = 0;
+ S32 cur_verts = 0;
+ S32 cur_submeshes = lod_model->getNumVolumeFaces();
+
+ for (S32 j = 0; j < cur_submeshes; ++j)
+ { //for each submesh (face), add triangles and vertices to current total
+ const LLVolumeFace& face = lod_model->getVolumeFace(j);
+ cur_tris += face.mNumIndices / 3;
+ cur_verts += face.mNumVertices;
+ }
+
+ std::string instance_name = instance.mLabel;
+
+ if (mImporterDebug)
+ {
+ // Useful for debugging generalized complaints below about total submeshes which don't have enough
+ // context to address exactly what needs to be fixed to move towards compliance with the rules.
+ //
+ std::ostringstream out;
+ out << "Instance " << lod_model->mLabel << " LOD " << i << " Verts: " << cur_verts;
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+
+ out.str("");
+ out << "Instance " << lod_model->mLabel << " LOD " << i << " Tris: " << cur_tris;
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+
+ out.str("");
+ out << "Instance " << lod_model->mLabel << " LOD " << i << " Faces: " << cur_submeshes;
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+
+ out.str("");
+ LLModel::material_list::iterator mat_iter = lod_model->mMaterialList.begin();
+ while (mat_iter != lod_model->mMaterialList.end())
+ {
+ out << "Instance " << lod_model->mLabel << " LOD " << i << " Material " << *(mat_iter);
+ LL_INFOS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ out.str("");
+ mat_iter++;
+ }
+ }
+
+ //add this model to the lod total
+ total_tris[i] += cur_tris;
+ total_verts[i] += cur_verts;
+ total_submeshes[i] += cur_submeshes;
+
+ //store this model's counts to asset data
+ tris[i].push_back(cur_tris);
+ verts[i].push_back(cur_verts);
+ submeshes[i].push_back(cur_submeshes);
+ }
+ }
+ }
+
+ if (mMaxTriangleLimit == 0)
+ {
+ mMaxTriangleLimit = total_tris[LLModel::LOD_HIGH];
+ }
+
+ mHasDegenerate = false;
+ {//check for degenerate triangles in physics mesh
+ U32 lod = LLModel::LOD_PHYSICS;
+ const LLVector4a scale(0.5f);
+ for (U32 i = 0; i < mModel[lod].size() && !mHasDegenerate; ++i)
+ { //for each model in the lod
+ if (mModel[lod][i] && mModel[lod][i]->mPhysics.mHull.empty())
+ { //no decomp exists
+ S32 cur_submeshes = mModel[lod][i]->getNumVolumeFaces();
+ for (S32 j = 0; j < cur_submeshes && !mHasDegenerate; ++j)
+ { //for each submesh (face), add triangles and vertices to current total
+ LLVolumeFace& face = mModel[lod][i]->getVolumeFace(j);
+ for (S32 k = 0; (k < face.mNumIndices) && !mHasDegenerate;)
+ {
+ U16 index_a = face.mIndices[k + 0];
+ U16 index_b = face.mIndices[k + 1];
+ U16 index_c = face.mIndices[k + 2];
+
+ if (index_c == 0 && index_b == 0 && index_a == 0) // test in reverse as 3rd index is less likely to be 0 in a normal case
+ {
+ LL_DEBUGS("MeshValidation") << "Empty placeholder triangle (3 identical index 0 verts) ignored" << LL_ENDL;
+ }
+ else
+ {
+ LLVector4a v1; v1.setMul(face.mPositions[index_a], scale);
+ LLVector4a v2; v2.setMul(face.mPositions[index_b], scale);
+ LLVector4a v3; v3.setMul(face.mPositions[index_c], scale);
+ if (ll_is_degenerate(v1, v2, v3))
+ {
+ mHasDegenerate = true;
+ }
+ }
+ k += 3;
+ }
+ }
+ }
+ }
+ }
+
+ // flag degenerates here rather than deferring to a MAV error later
+ mFMP->childSetVisible("physics_status_message_text", mHasDegenerate); //display or clear
+ auto degenerateIcon = mFMP->getChild<LLIconCtrl>("physics_status_message_icon");
+ degenerateIcon->setVisible(mHasDegenerate);
+ if (mHasDegenerate)
+ {
+ has_physics_error |= PhysicsError::DEGENERATE;
+ mFMP->childSetValue("physics_status_message_text", mFMP->getString("phys_status_degenerate_triangles"));
+ LLUIImagePtr img = LLUI::getUIImage("ModelImport_Status_Error");
+ degenerateIcon->setImage(img);
+ }
+
+ mFMP->childSetTextArg("submeshes_info", "[SUBMESHES]", llformat("%d", total_submeshes[LLModel::LOD_HIGH]));
+
+ std::string mesh_status_na = mFMP->getString("mesh_status_na");
+
+ S32 upload_status[LLModel::LOD_HIGH + 1];
+
+ mModelNoErrors = true;
+
+ const U32 lod_high = LLModel::LOD_HIGH;
+ U32 high_submodel_count = mModel[lod_high].size() - countRootModels(mModel[lod_high]);
+
+ for (S32 lod = 0; lod <= lod_high; ++lod)
+ {
+ upload_status[lod] = 0;
+
+ std::string message = "mesh_status_good";
+
+ if (total_tris[lod] > 0)
+ {
+ mFMP->childSetValue(lod_triangles_name[lod], llformat("%d", total_tris[lod]));
+ mFMP->childSetValue(lod_vertices_name[lod], llformat("%d", total_verts[lod]));
+ }
+ else
+ {
+ if (lod == lod_high)
+ {
+ upload_status[lod] = 2;
+ message = "mesh_status_missing_lod";
+ }
+ else
+ {
+ for (S32 i = lod - 1; i >= 0; --i)
+ {
+ if (total_tris[i] > 0)
+ {
+ upload_status[lod] = 2;
+ message = "mesh_status_missing_lod";
+ }
+ }
+ }
+
+ mFMP->childSetValue(lod_triangles_name[lod], mesh_status_na);
+ mFMP->childSetValue(lod_vertices_name[lod], mesh_status_na);
+ }
+
+ if (lod != lod_high)
+ {
+ if (total_submeshes[lod] && total_submeshes[lod] != total_submeshes[lod_high])
+ { //number of submeshes is different
+ message = "mesh_status_submesh_mismatch";
+ upload_status[lod] = 2;
+ }
+ else if (mModel[lod].size() - countRootModels(mModel[lod]) != high_submodel_count)
+ {//number of submodels is different, not all faces are matched correctly.
+ message = "mesh_status_submesh_mismatch";
+ upload_status[lod] = 2;
+ // Note: Submodels in instance were loaded from higher LOD and as result face count
+ // returns same value and total_submeshes[lod] is identical to high_lod one.
+ }
+ else if (!tris[lod].empty() && tris[lod].size() != tris[lod_high].size())
+ { //number of meshes is different
+ message = "mesh_status_mesh_mismatch";
+ upload_status[lod] = 2;
+ }
+ else if (!verts[lod].empty())
+ {
+ S32 sum_verts_higher_lod = 0;
+ S32 sum_verts_this_lod = 0;
+ for (U32 i = 0; i < verts[lod].size(); ++i)
+ {
+ sum_verts_higher_lod += ((i < verts[lod + 1].size()) ? verts[lod + 1][i] : 0);
+ sum_verts_this_lod += verts[lod][i];
+ }
+
+ if ((sum_verts_higher_lod > 0) &&
+ (sum_verts_this_lod > sum_verts_higher_lod))
+ {
+ //too many vertices in this lod
+ message = "mesh_status_too_many_vertices";
+ upload_status[lod] = 1;
+ }
+ }
+ }
+
+ LLIconCtrl* icon = mFMP->getChild<LLIconCtrl>(lod_icon_name[lod]);
+ LLUIImagePtr img = LLUI::getUIImage(lod_status_image[upload_status[lod]]);
+ icon->setVisible(true);
+ icon->setImage(img);
+
+ if (upload_status[lod] >= 2)
+ {
+ mModelNoErrors = false;
+ }
+
+ if (lod == mPreviewLOD)
+ {
+ mFMP->childSetValue("lod_status_message_text", mFMP->getString(message));
+ icon = mFMP->getChild<LLIconCtrl>("lod_status_message_icon");
+ icon->setImage(img);
+ }
+
+ updateLodControls(lod);
+ }
+
+
+ //warn if hulls have more than 256 points in them
+ bool physExceededVertexLimit = false;
+ for (U32 i = 0; mModelNoErrors && i < mModel[LLModel::LOD_PHYSICS].size(); ++i)
+ {
+ LLModel* mdl = mModel[LLModel::LOD_PHYSICS][i];
+
+ if (mdl)
+ {
+ for (U32 j = 0; j < mdl->mPhysics.mHull.size(); ++j)
+ {
+ if (mdl->mPhysics.mHull[j].size() > 256)
+ {
+ physExceededVertexLimit = true;
+ LL_INFOS() << "Physical model " << mdl->mLabel << " exceeds vertex per hull limitations." << LL_ENDL;
+ break;
+ }
+ }
+ }
+ }
+
+ if (physExceededVertexLimit)
+ {
+ has_physics_error |= PhysicsError::TOOMANYVERTSINHULL;
+ }
+
+ if (!(has_physics_error & PhysicsError::DEGENERATE)){ // only update this field (incluides clearing it) if it is not already in use.
+ mFMP->childSetVisible("physics_status_message_text", physExceededVertexLimit);
+ LLIconCtrl* physStatusIcon = mFMP->getChild<LLIconCtrl>("physics_status_message_icon");
+ physStatusIcon->setVisible(physExceededVertexLimit);
+ if (physExceededVertexLimit)
+ {
+ mFMP->childSetValue("physics_status_message_text", mFMP->getString("phys_status_vertex_limit_exceeded"));
+ LLUIImagePtr img = LLUI::getUIImage("ModelImport_Status_Warning");
+ physStatusIcon->setImage(img);
+ }
+ }
+
+ if (getLoadState() >= LLModelLoader::ERROR_PARSING)
+ {
+ mModelNoErrors = false;
+ LL_INFOS() << "Loader returned errors, model can't be uploaded" << LL_ENDL;
+ }
+
+ bool uploadingSkin = mFMP->childGetValue("upload_skin").asBoolean();
+ bool uploadingJointPositions = mFMP->childGetValue("upload_joints").asBoolean();
+
+ if (uploadingSkin)
+ {
+ if (uploadingJointPositions && !isRigValidForJointPositionUpload())
+ {
+ mModelNoErrors = false;
+ LL_INFOS() << "Invalid rig, there might be issues with uploading Joint positions" << LL_ENDL;
+ }
+ }
+
+ if (mModelNoErrors && mModelLoader)
+ {
+ if (!mModelLoader->areTexturesReady() && mFMP->childGetValue("upload_textures").asBoolean())
+ {
+ // Some textures are still loading, prevent upload until they are done
+ mModelNoErrors = false;
+ }
+ }
+
+ if (!mModelNoErrors || mHasDegenerate)
+ {
+ mFMP->childDisable("ok_btn");
+ mFMP->childDisable("calculate_btn");
+ }
+ else
+ {
+ mFMP->childEnable("ok_btn");
+ mFMP->childEnable("calculate_btn");
+ }
+
+ if (mModelNoErrors && mLodsWithParsingError.empty())
+ {
+ mFMP->childEnable("calculate_btn");
+ }
+ else
+ {
+ mFMP->childDisable("calculate_btn");
+ }
+
+ //add up physics triangles etc
+ S32 phys_tris = 0;
+ S32 phys_hulls = 0;
+ S32 phys_points = 0;
+
+ //get the triangle count for the whole scene
+ for (LLModelLoader::scene::iterator iter = mScene[LLModel::LOD_PHYSICS].begin(), endIter = mScene[LLModel::LOD_PHYSICS].end(); iter != endIter; ++iter)
+ {
+ for (LLModelLoader::model_instance_list::iterator instance = iter->second.begin(), end_instance = iter->second.end(); instance != end_instance; ++instance)
+ {
+ LLModel* model = instance->mModel;
+ if (model)
+ {
+ S32 cur_submeshes = model->getNumVolumeFaces();
+
+ LLModel::convex_hull_decomposition& decomp = model->mPhysics.mHull;
+
+ if (!decomp.empty())
+ {
+ phys_hulls += decomp.size();
+ for (U32 i = 0; i < decomp.size(); ++i)
+ {
+ phys_points += decomp[i].size();
+ }
+ }
+ else
+ { //choose physics shape OR decomposition, can't use both
+ for (S32 j = 0; j < cur_submeshes; ++j)
+ { //for each submesh (face), add triangles and vertices to current total
+ const LLVolumeFace& face = model->getVolumeFace(j);
+ phys_tris += face.mNumIndices / 3;
+ }
+ }
+ }
+ }
+ }
+
+ if (phys_tris > 0)
+ {
+ mFMP->childSetTextArg("physics_triangles", "[TRIANGLES]", llformat("%d", phys_tris));
+ }
+ else
+ {
+ mFMP->childSetTextArg("physics_triangles", "[TRIANGLES]", mesh_status_na);
+ }
+
+ if (phys_hulls > 0)
+ {
+ mFMP->childSetTextArg("physics_hulls", "[HULLS]", llformat("%d", phys_hulls));
+ mFMP->childSetTextArg("physics_points", "[POINTS]", llformat("%d", phys_points));
+ }
+ else
+ {
+ mFMP->childSetTextArg("physics_hulls", "[HULLS]", mesh_status_na);
+ mFMP->childSetTextArg("physics_points", "[POINTS]", mesh_status_na);
+ }
+
+ LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+ if (fmp)
+ {
+ if (phys_tris > 0 || phys_hulls > 0)
+ {
+ if (!fmp->isViewOptionEnabled("show_physics"))
+ {
+ fmp->enableViewOption("show_physics");
+ mViewOption["show_physics"] = true;
+ fmp->childSetValue("show_physics", true);
+ }
+ }
+ else
+ {
+ fmp->disableViewOption("show_physics");
+ mViewOption["show_physics"] = false;
+ fmp->childSetValue("show_physics", false);
+
+ }
+
+ //bool use_hull = fmp->childGetValue("physics_use_hull").asBoolean();
+
+ //fmp->childSetEnabled("physics_optimize", !use_hull);
+
+ bool enable = (phys_tris > 0 || phys_hulls > 0) && fmp->mCurRequest.empty();
+ //enable = enable && !use_hull && fmp->childGetValue("physics_optimize").asBoolean();
+
+ //enable/disable "analysis" UI
+ LLPanel* panel = fmp->getChild<LLPanel>("physics analysis");
+ LLView* child = panel->getFirstChild();
+ while (child)
+ {
+ child->setEnabled(enable);
+ child = panel->findNextSibling(child);
+ }
+
+ enable = phys_hulls > 0 && fmp->mCurRequest.empty();
+ //enable/disable "simplification" UI
+ panel = fmp->getChild<LLPanel>("physics simplification");
+ child = panel->getFirstChild();
+ while (child)
+ {
+ child->setEnabled(enable);
+ child = panel->findNextSibling(child);
+ }
+
+ if (fmp->mCurRequest.empty())
+ {
+ fmp->childSetVisible("Simplify", true);
+ fmp->childSetVisible("simplify_cancel", false);
+ fmp->childSetVisible("Decompose", true);
+ fmp->childSetVisible("decompose_cancel", false);
+
+ if (phys_hulls > 0)
+ {
+ fmp->childEnable("Simplify");
+ }
+
+ if (phys_tris || phys_hulls > 0)
+ {
+ fmp->childEnable("Decompose");
+ }
+ }
+ else
+ {
+ fmp->childEnable("simplify_cancel");
+ fmp->childEnable("decompose_cancel");
+ }
+ }
+
+
+ LLCtrlSelectionInterface* iface = fmp->childGetSelectionInterface("physics_lod_combo");
+ S32 which_mode = 0;
+ S32 file_mode = 1;
+ if (iface)
+ {
+ which_mode = iface->getFirstSelectedIndex();
+ file_mode = iface->getItemCount() - 1;
+ }
+
+ if (which_mode == file_mode)
+ {
+ mFMP->childEnable("physics_file");
+ mFMP->childEnable("physics_browse");
+ }
+ else
+ {
+ mFMP->childDisable("physics_file");
+ mFMP->childDisable("physics_browse");
+ }
+
+ LLSpinCtrl* crease = mFMP->getChild<LLSpinCtrl>("crease_angle");
+
+ if (mRequestedCreaseAngle[mPreviewLOD] == -1.f)
+ {
+ mFMP->childSetColor("crease_label", LLColor4::grey);
+ crease->forceSetValue(75.f);
+ }
+ else
+ {
+ mFMP->childSetColor("crease_label", LLColor4::white);
+ crease->forceSetValue(mRequestedCreaseAngle[mPreviewLOD]);
+ }
+
+ mModelUpdatedSignal(true);
+
+}
+
+void LLModelPreview::updateLodControls(S32 lod)
+{
+ if (lod < LLModel::LOD_IMPOSTOR || lod > LLModel::LOD_HIGH)
+ {
+ std::ostringstream out;
+ out << "Invalid level of detail: " << lod;
+ LL_WARNS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, false);
+ assert(lod >= LLModel::LOD_IMPOSTOR && lod <= LLModel::LOD_HIGH);
+ return;
+ }
+
+ const char* lod_controls[] =
+ {
+ "lod_mode_",
+ "lod_triangle_limit_",
+ "lod_error_threshold_"
+ };
+ const U32 num_lod_controls = sizeof(lod_controls) / sizeof(char*);
+
+ const char* file_controls[] =
+ {
+ "lod_browse_",
+ "lod_file_",
+ };
+ const U32 num_file_controls = sizeof(file_controls) / sizeof(char*);
+
+ LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+ if (!fmp) return;
+
+ LLComboBox* lod_combo = mFMP->findChild<LLComboBox>("lod_source_" + lod_name[lod]);
+ if (!lod_combo) return;
+
+ S32 lod_mode = lod_combo->getCurrentIndex();
+ if (lod_mode == LOD_FROM_FILE) // LoD from file
+ {
+ fmp->mLODMode[lod] = LOD_FROM_FILE;
+ for (U32 i = 0; i < num_file_controls; ++i)
+ {
+ mFMP->childSetVisible(file_controls[i] + lod_name[lod], true);
+ }
+
+ for (U32 i = 0; i < num_lod_controls; ++i)
+ {
+ mFMP->childSetVisible(lod_controls[i] + lod_name[lod], false);
+ }
+ }
+ else if (lod_mode == USE_LOD_ABOVE) // use LoD above
+ {
+ fmp->mLODMode[lod] = USE_LOD_ABOVE;
+ for (U32 i = 0; i < num_file_controls; ++i)
+ {
+ mFMP->childSetVisible(file_controls[i] + lod_name[lod], false);
+ }
+
+ for (U32 i = 0; i < num_lod_controls; ++i)
+ {
+ mFMP->childSetVisible(lod_controls[i] + lod_name[lod], false);
+ }
+
+ if (lod < LLModel::LOD_HIGH)
+ {
+ mModel[lod] = mModel[lod + 1];
+ mScene[lod] = mScene[lod + 1];
+ mVertexBuffer[lod].clear();
+
+ // Also update lower LoD
+ if (lod > LLModel::LOD_IMPOSTOR)
+ {
+ updateLodControls(lod - 1);
+ }
+ }
+ }
+ else // auto generate, the default case for all LoDs except High
+ {
+ fmp->mLODMode[lod] = MESH_OPTIMIZER_AUTO;
+
+ //don't actually regenerate lod when refreshing UI
+ mLODFrozen = true;
+
+ for (U32 i = 0; i < num_file_controls; ++i)
+ {
+ mFMP->getChildView(file_controls[i] + lod_name[lod])->setVisible(false);
+ }
+
+ for (U32 i = 0; i < num_lod_controls; ++i)
+ {
+ mFMP->getChildView(lod_controls[i] + lod_name[lod])->setVisible(true);
+ }
+
+
+ LLSpinCtrl* threshold = mFMP->getChild<LLSpinCtrl>("lod_error_threshold_" + lod_name[lod]);
+ LLSpinCtrl* limit = mFMP->getChild<LLSpinCtrl>("lod_triangle_limit_" + lod_name[lod]);
+
+ limit->setMaxValue(mMaxTriangleLimit);
+ limit->forceSetValue(mRequestedTriangleCount[lod]);
+
+ threshold->forceSetValue(mRequestedErrorThreshold[lod]);
+
+ mFMP->getChild<LLComboBox>("lod_mode_" + lod_name[lod])->selectNthItem(mRequestedLoDMode[lod]);
+
+ if (mRequestedLoDMode[lod] == 0)
+ {
+ limit->setVisible(true);
+ threshold->setVisible(false);
+
+ limit->setMaxValue(mMaxTriangleLimit);
+ limit->setIncrement(llmax((U32)1, mMaxTriangleLimit / 32));
+ }
+ else
+ {
+ limit->setVisible(false);
+ threshold->setVisible(true);
+ }
+
+ mLODFrozen = false;
+ }
+}
+
+void LLModelPreview::setPreviewTarget(F32 distance)
+{
+ mCameraDistance = distance;
+ mCameraZoom = 1.f;
+ mCameraPitch = 0.f;
+ mCameraYaw = 0.f;
+ mCameraOffset.clearVec();
+}
+
+void LLModelPreview::clearBuffers()
+{
+ for (U32 i = 0; i < 6; i++)
+ {
+ mVertexBuffer[i].clear();
+ }
+}
+
+void LLModelPreview::genBuffers(S32 lod, bool include_skin_weights)
+{
+ LLModelLoader::model_list* model = NULL;
+
+ if (lod < 0 || lod > 4)
+ {
+ model = &mBaseModel;
+ lod = 5;
+ }
+ else
+ {
+ model = &(mModel[lod]);
+ }
+
+ if (!mVertexBuffer[lod].empty())
+ {
+ mVertexBuffer[lod].clear();
+ }
+
+ mVertexBuffer[lod].clear();
+
+ LLModelLoader::model_list::iterator base_iter = mBaseModel.begin();
+
+ for (LLModelLoader::model_list::iterator iter = model->begin(); iter != model->end(); ++iter)
+ {
+ LLModel* mdl = *iter;
+ if (!mdl)
+ {
+ continue;
+ }
+
+ base_iter++;
+
+ bool skinned = include_skin_weights && !mdl->mSkinWeights.empty();
+
+ LLMatrix4a mat_normal;
+ if (skinned)
+ {
+ glh::matrix4f m((F32*)mdl->mSkinInfo.mBindShapeMatrix.getF32ptr());
+ m = m.inverse().transpose();
+ mat_normal.loadu(m.m);
+ }
+
+ S32 num_faces = mdl->getNumVolumeFaces();
+ for (S32 i = 0; i < num_faces; ++i)
+ {
+ const LLVolumeFace &vf = mdl->getVolumeFace(i);
+ U32 num_vertices = vf.mNumVertices;
+ U32 num_indices = vf.mNumIndices;
+
+ if (!num_vertices || !num_indices)
+ {
+ continue;
+ }
+
+ LLVertexBuffer* vb = NULL;
+
+
+
+ U32 mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
+
+ if (skinned)
+ {
+ mask |= LLVertexBuffer::MAP_WEIGHT4;
+ }
+
+ vb = new LLVertexBuffer(mask);
+
+ if (!vb->allocateBuffer(num_vertices, num_indices))
+ {
+ // We are likely to crash due this failure, if this happens, find a way to gracefully stop preview
+ std::ostringstream out;
+ out << "Failed to allocate Vertex Buffer for model preview ";
+ out << num_vertices << " vertices and ";
+ out << num_indices << " indices";
+ LL_WARNS() << out.str() << LL_ENDL;
+ LLFloaterModelPreview::addStringToLog(out, true);
+ }
+
+ LLStrider<LLVector3> vertex_strider;
+ LLStrider<LLVector3> normal_strider;
+ LLStrider<LLVector2> tc_strider;
+ LLStrider<U16> index_strider;
+ LLStrider<LLVector4> weights_strider;
+
+ vb->getVertexStrider(vertex_strider);
+ vb->getIndexStrider(index_strider);
+
+ if (skinned)
+ {
+ vb->getWeight4Strider(weights_strider);
+ }
+
+ LLVector4a::memcpyNonAliased16((F32*)vertex_strider.get(), (F32*)vf.mPositions, num_vertices * 4 * sizeof(F32));
+
+ if (skinned)
+ {
+ for (U32 i = 0; i < num_vertices; ++i)
+ {
+ LLVector4a* v = (LLVector4a*)vertex_strider.get();
+ mdl->mSkinInfo.mBindShapeMatrix.affineTransform(*v, *v);
+ vertex_strider++;
+ }
+ }
+ if (vf.mTexCoords)
+ {
+ vb->getTexCoord0Strider(tc_strider);
+ S32 tex_size = (num_vertices * 2 * sizeof(F32) + 0xF) & ~0xF;
+ LLVector4a::memcpyNonAliased16((F32*)tc_strider.get(), (F32*)vf.mTexCoords, tex_size);
+ }
+
+ if (vf.mNormals)
+ {
+ vb->getNormalStrider(normal_strider);
+
+ if (skinned)
+ {
+ F32* normals = (F32*)normal_strider.get();
+ LLVector4a* src = vf.mNormals;
+ LLVector4a* end = src + num_vertices;
+
+ while (src < end)
+ {
+ LLVector4a normal;
+ mat_normal.rotate(*src++, normal);
+ normal.store4a(normals);
+ normals += 4;
+ }
+ }
+ else
+ {
+ LLVector4a::memcpyNonAliased16((F32*)normal_strider.get(), (F32*)vf.mNormals, num_vertices * 4 * sizeof(F32));
+ }
+ }
+
+ if (skinned)
+ {
+ for (U32 i = 0; i < num_vertices; i++)
+ {
+ //find closest weight to vf.mVertices[i].mPosition
+ LLVector3 pos(vf.mPositions[i].getF32ptr());
+
+ const LLModel::weight_list& weight_list = mdl->getJointInfluences(pos);
+ llassert(weight_list.size()>0 && weight_list.size() <= 4); // LLModel::loadModel() should guarantee this
+
+ LLVector4 w(0, 0, 0, 0);
+
+ for (U32 i = 0; i < weight_list.size(); ++i)
+ {
+ F32 wght = llclamp(weight_list[i].mWeight, 0.001f, 0.999f);
+ F32 joint = (F32)weight_list[i].mJointIdx;
+ w.mV[i] = joint + wght;
+ llassert(w.mV[i] - (S32)w.mV[i]>0.0f); // because weights are non-zero, and range of wt values
+ //should not cause floating point precision issues.
+ }
+
+ *(weights_strider++) = w;
+ }
+ }
+
+ // build indices
+ for (U32 i = 0; i < num_indices; i++)
+ {
+ *(index_strider++) = vf.mIndices[i];
+ }
+
+ vb->unmapBuffer();
+
+ mVertexBuffer[lod][mdl].push_back(vb);
+ }
+ }
+}
+
+void LLModelPreview::update()
+{
+ if (mGenLOD)
+ {
+ bool subscribe_for_generation = mLodsQuery.empty();
+ mGenLOD = false;
+ mDirty = true;
+ mLodsQuery.clear();
+
+ for (S32 lod = LLModel::LOD_HIGH; lod >= 0; --lod)
+ {
+ // adding all lods into query for generation
+ mLodsQuery.push_back(lod);
+ }
+
+ if (subscribe_for_generation)
+ {
+ doOnIdleRepeating(lodQueryCallback);
+ }
+ }
+
+ if (mDirty && mLodsQuery.empty())
+ {
+ mDirty = false;
+ updateDimentionsAndOffsets();
+ refresh();
+ }
+}
+
+//-----------------------------------------------------------------------------
+// createPreviewAvatar
+//-----------------------------------------------------------------------------
+void LLModelPreview::createPreviewAvatar(void)
+{
+ mPreviewAvatar = (LLVOAvatar*)gObjectList.createObjectViewer(LL_PCODE_LEGACY_AVATAR, gAgent.getRegion(), LLViewerObject::CO_FLAG_UI_AVATAR);
+ if (mPreviewAvatar)
+ {
+ mPreviewAvatar->createDrawable(&gPipeline);
+ mPreviewAvatar->mSpecialRenderMode = 1;
+ mPreviewAvatar->startMotion(ANIM_AGENT_STAND);
+ mPreviewAvatar->hideSkirt();
+ }
+ else
+ {
+ LL_INFOS() << "Failed to create preview avatar for upload model window" << LL_ENDL;
+ }
+}
+
+//static
+U32 LLModelPreview::countRootModels(LLModelLoader::model_list models)
+{
+ U32 root_models = 0;
+ model_list::iterator model_iter = models.begin();
+ while (model_iter != models.end())
+ {
+ LLModel* mdl = *model_iter;
+ if (mdl && mdl->mSubmodelID == 0)
+ {
+ root_models++;
+ }
+ model_iter++;
+ }
+ return root_models;
+}
+
+void LLModelPreview::loadedCallback(
+ LLModelLoader::scene& scene,
+ LLModelLoader::model_list& model_list,
+ S32 lod,
+ void* opaque)
+{
+ LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
+ if (pPreview && !LLModelPreview::sIgnoreLoadedCallback)
+ {
+ // Load loader's warnings into floater's log tab
+ const LLSD out = pPreview->mModelLoader->logOut();
+ LLSD::array_const_iterator iter_out = out.beginArray();
+ LLSD::array_const_iterator end_out = out.endArray();
+ for (; iter_out != end_out; ++iter_out)
+ {
+ if (iter_out->has("Message"))
+ {
+ LLFloaterModelPreview::addStringToLog(iter_out->get("Message"), *iter_out, true, pPreview->mModelLoader->mLod);
+ }
+ }
+ pPreview->mModelLoader->clearLog();
+ pPreview->loadModelCallback(lod); // removes mModelLoader in some cases
+ if (pPreview->mLookUpLodFiles && (lod != LLModel::LOD_HIGH))
+ {
+ pPreview->lookupLODModelFiles(lod);
+ }
+
+ const LLVOAvatar* avatarp = pPreview->getPreviewAvatar();
+ if (avatarp) { // set up ground plane for possible rendering
+ const LLVector3 root_pos = avatarp->mRoot->getPosition();
+ const LLVector4a* ext = avatarp->mDrawable->getSpatialExtents();
+ const LLVector4a min = ext[0], max = ext[1];
+ const F32 center = (max[2] - min[2]) * 0.5f;
+ const F32 ground = root_pos[2] - center;
+ auto plane = pPreview->mGroundPlane;
+ plane[0] = {min[0], min[1], ground};
+ plane[1] = {max[0], min[1], ground};
+ plane[2] = {max[0], max[1], ground};
+ plane[3] = {min[0], max[1], ground};
+ }
+ }
+
+}
+
+void LLModelPreview::lookupLODModelFiles(S32 lod)
+{
+ if (lod == LLModel::LOD_PHYSICS)
+ {
+ mLookUpLodFiles = false;
+ return;
+ }
+ S32 next_lod = (lod - 1 >= LLModel::LOD_IMPOSTOR) ? lod - 1 : LLModel::LOD_PHYSICS;
+
+ std::string lod_filename = mLODFile[LLModel::LOD_HIGH];
+ std::string ext = ".dae";
+ std::string lod_filename_lower(lod_filename);
+ LLStringUtil::toLower(lod_filename_lower);
+ std::string::size_type i = lod_filename_lower.rfind(ext);
+ if (i != std::string::npos)
+ {
+ lod_filename.replace(i, lod_filename.size() - ext.size(), getLodSuffix(next_lod) + ext);
+ }
+ if (gDirUtilp->fileExists(lod_filename))
+ {
+ LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+ if (fmp)
+ {
+ fmp->setCtrlLoadFromFile(next_lod);
+ }
+ loadModel(lod_filename, next_lod);
+ }
+ else
+ {
+ lookupLODModelFiles(next_lod);
+ }
+}
+
+void LLModelPreview::stateChangedCallback(U32 state, void* opaque)
+{
+ LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
+ if (pPreview)
+ {
+ pPreview->setLoadState(state);
+ }
+}
+
+LLJoint* LLModelPreview::lookupJointByName(const std::string& str, void* opaque)
+{
+ LLModelPreview* pPreview = static_cast< LLModelPreview* >(opaque);
+ if (pPreview)
+ {
+ return pPreview->getPreviewAvatar()->getJoint(str);
+ }
+ return NULL;
+}
+
+U32 LLModelPreview::loadTextures(LLImportMaterial& material, void* opaque)
+{
+ (void)opaque;
+
+ if (material.mDiffuseMapFilename.size())
+ {
+ material.mOpaqueData = new LLPointer< LLViewerFetchedTexture >;
+ LLPointer< LLViewerFetchedTexture >& tex = (*reinterpret_cast< LLPointer< LLViewerFetchedTexture > * >(material.mOpaqueData));
+
+ tex = LLViewerTextureManager::getFetchedTextureFromUrl("file://" + LLURI::unescape(material.mDiffuseMapFilename), FTT_LOCAL_FILE, true, LLGLTexture::BOOST_PREVIEW);
+ tex->setLoadedCallback(LLModelPreview::textureLoadedCallback, 0, true, false, opaque, NULL, false);
+ tex->forceToSaveRawImage(0, F32_MAX);
+ material.setDiffuseMap(tex->getID()); // record tex ID
+ return 1;
+ }
+
+ material.mOpaqueData = NULL;
+ return 0;
+}
+
+void LLModelPreview::addEmptyFace(LLModel* pTarget)
+{
+ U32 type_mask = LLVertexBuffer::MAP_VERTEX | LLVertexBuffer::MAP_NORMAL | LLVertexBuffer::MAP_TEXCOORD0;
+
+ LLPointer<LLVertexBuffer> buff = new LLVertexBuffer(type_mask);
+
+ buff->allocateBuffer(1, 3);
+ memset((U8*)buff->getMappedData(), 0, buff->getSize());
+ memset((U8*)buff->getMappedIndices(), 0, buff->getIndicesSize());
+
+ buff->validateRange(0, buff->getNumVerts() - 1, buff->getNumIndices(), 0);
+
+ LLStrider<LLVector3> pos;
+ LLStrider<LLVector3> norm;
+ LLStrider<LLVector2> tc;
+ LLStrider<U16> index;
+
+ buff->getVertexStrider(pos);
+
+ if (type_mask & LLVertexBuffer::MAP_NORMAL)
+ {
+ buff->getNormalStrider(norm);
+ }
+ if (type_mask & LLVertexBuffer::MAP_TEXCOORD0)
+ {
+ buff->getTexCoord0Strider(tc);
+ }
+
+ buff->getIndexStrider(index);
+
+ //resize face array
+ int faceCnt = pTarget->getNumVolumeFaces();
+ pTarget->setNumVolumeFaces(faceCnt + 1);
+ pTarget->setVolumeFaceData(faceCnt + 1, pos, norm, tc, index, buff->getNumVerts(), buff->getNumIndices());
+
+}
+
+//-----------------------------------------------------------------------------
+// render()
+//-----------------------------------------------------------------------------
+// Todo: we shouldn't be setting all those UI elements on render.
+// Note: Render happens each frame with skinned avatars
+bool LLModelPreview::render()
+{
+ assert_main_thread();
+
+ LLMutexLock lock(this);
+ mNeedsUpdate = false;
+
+ bool edges = mViewOption["show_edges"];
+ bool joint_overrides = mViewOption["show_joint_overrides"];
+ bool joint_positions = mViewOption["show_joint_positions"];
+ bool skin_weight = mViewOption["show_skin_weight"];
+ bool textures = mViewOption["show_textures"];
+ bool physics = mViewOption["show_physics"];
+
+ S32 width = getWidth();
+ S32 height = getHeight();
+
+ LLGLSUIDefault def;
+ LLGLDisable no_blend(GL_BLEND);
+ LLGLEnable cull(GL_CULL_FACE);
+ LLGLDepthTest depth(GL_FALSE); // SL-12781 disable z-buffer to render background color
+
+ {
+ gUIProgram.bind();
+
+ //clear background to grey
+ gGL.matrixMode(LLRender::MM_PROJECTION);
+ gGL.pushMatrix();
+ gGL.loadIdentity();
+ gGL.ortho(0.0f, width, 0.0f, height, -1.0f, 1.0f);
+
+ gGL.matrixMode(LLRender::MM_MODELVIEW);
+ gGL.pushMatrix();
+ gGL.loadIdentity();
+
+ gGL.color4fv(PREVIEW_CANVAS_COL.mV);
+ gl_rect_2d_simple(width, height);
+
+ gGL.matrixMode(LLRender::MM_PROJECTION);
+ gGL.popMatrix();
+
+ gGL.matrixMode(LLRender::MM_MODELVIEW);
+ gGL.popMatrix();
+ gUIProgram.unbind();
+ }
+
+ LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+
+ bool has_skin_weights = false;
+ bool upload_skin = mFMP->childGetValue("upload_skin").asBoolean();
+ bool upload_joints = mFMP->childGetValue("upload_joints").asBoolean();
+
+ if (upload_joints != mLastJointUpdate)
+ {
+ mLastJointUpdate = upload_joints;
+ if (fmp)
+ {
+ fmp->clearAvatarTab();
+ }
+ }
+
+ for (LLModelLoader::scene::iterator iter = mScene[mPreviewLOD].begin(); iter != mScene[mPreviewLOD].end(); ++iter)
+ {
+ for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
+ {
+ LLModelInstance& instance = *model_iter;
+ LLModel* model = instance.mModel;
+ model->mPelvisOffset = mPelvisZOffset;
+ if (!model->mSkinWeights.empty())
+ {
+ has_skin_weights = true;
+ }
+ }
+ }
+
+ if (has_skin_weights && lodsReady())
+ { //model has skin weights, enable view options for skin weights and joint positions
+ U32 flags = getLegacyRigFlags();
+ if (fmp)
+ {
+ if (flags == LEGACY_RIG_OK)
+ {
+ if (mFirstSkinUpdate)
+ {
+ // auto enable weight upload if weights are present
+ // (note: all these UI updates need to be somewhere that is not render)
+ fmp->childSetValue("upload_skin", true);
+ mFirstSkinUpdate = false;
+ upload_skin = true;
+ skin_weight = true;
+ mViewOption["show_skin_weight"] = true;
+ }
+
+ fmp->enableViewOption("show_skin_weight");
+ fmp->setViewOptionEnabled("show_joint_overrides", skin_weight);
+ fmp->setViewOptionEnabled("show_joint_positions", skin_weight);
+ mFMP->childEnable("upload_skin");
+ mFMP->childSetValue("show_skin_weight", skin_weight);
+
+ }
+ else if ((flags & LEGACY_RIG_FLAG_TOO_MANY_JOINTS) > 0)
+ {
+ mFMP->childSetVisible("skin_too_many_joints", true);
+ }
+ else if ((flags & LEGACY_RIG_FLAG_UNKNOWN_JOINT) > 0)
+ {
+ mFMP->childSetVisible("skin_unknown_joint", true);
+ }
+ }
+ }
+ else
+ {
+ mFMP->childDisable("upload_skin");
+ if (fmp)
+ {
+ mViewOption["show_skin_weight"] = false;
+ fmp->disableViewOption("show_skin_weight");
+ fmp->disableViewOption("show_joint_overrides");
+ fmp->disableViewOption("show_joint_positions");
+
+ skin_weight = false;
+ mFMP->childSetValue("show_skin_weight", false);
+ fmp->setViewOptionEnabled("show_skin_weight", skin_weight);
+ }
+ }
+
+ if (upload_skin && !has_skin_weights)
+ { //can't upload skin weights if model has no skin weights
+ mFMP->childSetValue("upload_skin", false);
+ upload_skin = false;
+ }
+
+ if (!upload_skin && upload_joints)
+ { //can't upload joints if not uploading skin weights
+ mFMP->childSetValue("upload_joints", false);
+ upload_joints = false;
+ }
+
+ if (fmp)
+ {
+ if (upload_skin)
+ {
+ // will populate list of joints
+ fmp->updateAvatarTab(upload_joints);
+ }
+ else
+ {
+ fmp->clearAvatarTab();
+ }
+ }
+
+ if (upload_skin && upload_joints)
+ {
+ mFMP->childEnable("lock_scale_if_joint_position");
+ }
+ else
+ {
+ mFMP->childDisable("lock_scale_if_joint_position");
+ mFMP->childSetValue("lock_scale_if_joint_position", false);
+ }
+
+ //Only enable joint offsets if it passed the earlier critiquing
+ if (isRigValidForJointPositionUpload())
+ {
+ mFMP->childSetEnabled("upload_joints", upload_skin);
+ }
+
+ F32 explode = mFMP->childGetValue("physics_explode").asReal();
+
+ LLGLDepthTest gls_depth(GL_TRUE); // SL-12781 re-enable z-buffer for 3D model preview
+
+ LLRect preview_rect;
+
+ preview_rect = mFMP->getChildView("preview_panel")->getRect();
+
+ F32 aspect = (F32)preview_rect.getWidth() / preview_rect.getHeight();
+
+ LLViewerCamera::getInstance()->setAspect(aspect);
+
+ LLViewerCamera::getInstance()->setView(LLViewerCamera::getInstance()->getDefaultFOV() / mCameraZoom);
+
+ LLVector3 offset = mCameraOffset;
+ LLVector3 target_pos = mPreviewTarget + offset;
+
+ F32 z_near = 0.001f;
+ F32 z_far = mCameraDistance*10.0f + mPreviewScale.magVec() + mCameraOffset.magVec();
+
+ if (skin_weight)
+ {
+ target_pos = getPreviewAvatar()->getPositionAgent() + offset;
+ z_near = 0.01f;
+ z_far = 1024.f;
+
+ //render avatar previews every frame
+ refresh();
+ }
+
+ gObjectPreviewProgram.bind(skin_weight);
+
+ gGL.loadIdentity();
+ gPipeline.enableLightsPreview();
+
+ LLQuaternion camera_rot = LLQuaternion(mCameraPitch, LLVector3::y_axis) *
+ LLQuaternion(mCameraYaw, LLVector3::z_axis);
+
+ LLQuaternion av_rot = camera_rot;
+ F32 camera_distance = skin_weight ? SKIN_WEIGHT_CAMERA_DISTANCE : mCameraDistance;
+ LLViewerCamera::getInstance()->setOriginAndLookAt(
+ target_pos + ((LLVector3(camera_distance, 0.f, 0.f) + offset) * av_rot), // camera
+ LLVector3::z_axis, // up
+ target_pos); // point of interest
+
+
+ z_near = llclamp(z_far * 0.001f, 0.001f, 0.1f);
+
+ LLViewerCamera::getInstance()->setPerspective(false, mOrigin.mX, mOrigin.mY, width, height, false, z_near, z_far);
+
+ stop_glerror();
+
+ gGL.pushMatrix();
+ gGL.color4fv(PREVIEW_EDGE_COL.mV);
+
+ if (!mBaseModel.empty() && mVertexBuffer[5].empty())
+ {
+ genBuffers(-1, skin_weight);
+ //genBuffers(3);
+ }
+
+ if (!mModel[mPreviewLOD].empty())
+ {
+ mFMP->childEnable("reset_btn");
+
+ bool regen = mVertexBuffer[mPreviewLOD].empty();
+ if (!regen)
+ {
+ const std::vector<LLPointer<LLVertexBuffer> >& vb_vec = mVertexBuffer[mPreviewLOD].begin()->second;
+ if (!vb_vec.empty())
+ {
+ const LLVertexBuffer* buff = vb_vec[0];
+ regen = buff->hasDataType(LLVertexBuffer::TYPE_WEIGHT4) != skin_weight;
+ }
+ else
+ {
+ LL_INFOS() << "Vertex Buffer[" << mPreviewLOD << "]" << " is EMPTY!!!" << LL_ENDL;
+ regen = true;
+ }
+ }
+
+ if (regen)
+ {
+ genBuffers(mPreviewLOD, skin_weight);
+ }
+
+ if (physics && mVertexBuffer[LLModel::LOD_PHYSICS].empty())
+ {
+ genBuffers(LLModel::LOD_PHYSICS, false);
+ }
+
+ if (!skin_weight)
+ {
+ for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
+ {
+ LLModelInstance& instance = *iter;
+
+ LLModel* model = instance.mLOD[mPreviewLOD];
+
+ if (!model)
+ {
+ continue;
+ }
+
+ gGL.pushMatrix();
+
+ LLMatrix4 mat = instance.mTransform;
+
+ gGL.multMatrix((GLfloat*)mat.mMatrix);
+
+ U32 num_models = mVertexBuffer[mPreviewLOD][model].size();
+ for (U32 i = 0; i < num_models; ++i)
+ {
+ LLVertexBuffer* buffer = mVertexBuffer[mPreviewLOD][model][i];
+
+ buffer->setBuffer();
+
+ if (textures)
+ {
+ int materialCnt = instance.mModel->mMaterialList.size();
+ if (i < materialCnt)
+ {
+ const std::string& binding = instance.mModel->mMaterialList[i];
+ const LLImportMaterial& material = instance.mMaterial[binding];
+
+ gGL.diffuseColor4fv(material.mDiffuseColor.mV);
+
+ // Find the tex for this material, bind it, and add it to our set
+ //
+ LLViewerFetchedTexture* tex = bindMaterialDiffuseTexture(material);
+ if (tex)
+ {
+ mTextureSet.insert(tex);
+ }
+ }
+ }
+ else
+ {
+ gGL.diffuseColor4fv(PREVIEW_BASE_COL.mV);
+ }
+
+ buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+ gGL.diffuseColor4fv(PREVIEW_EDGE_COL.mV);
+ if (edges)
+ {
+ glLineWidth(PREVIEW_EDGE_WIDTH);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+ buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+ glLineWidth(1.f);
+ }
+ buffer->unmapBuffer();
+ }
+ gGL.popMatrix();
+ }
+
+ if (physics)
+ {
+ glClear(GL_DEPTH_BUFFER_BIT);
+
+ for (U32 pass = 0; pass < 2; pass++)
+ {
+ if (pass == 0)
+ { //depth only pass
+ gGL.setColorMask(false, false);
+ }
+ else
+ {
+ gGL.setColorMask(true, true);
+ }
+
+ //enable alpha blending on second pass but not first pass
+ LLGLState blend(GL_BLEND, pass);
+
+ gGL.blendFunc(LLRender::BF_SOURCE_ALPHA, LLRender::BF_ONE_MINUS_SOURCE_ALPHA);
+
+ for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
+ {
+ LLModelInstance& instance = *iter;
+
+ LLModel* model = instance.mLOD[LLModel::LOD_PHYSICS];
+
+ if (!model)
+ {
+ continue;
+ }
+
+ gGL.pushMatrix();
+ LLMatrix4 mat = instance.mTransform;
+
+ gGL.multMatrix((GLfloat*)mat.mMatrix);
+
+
+ bool render_mesh = true;
+ LLPhysicsDecomp* decomp = gMeshRepo.mDecompThread;
+ if (decomp)
+ {
+ LLMutexLock(decomp->mMutex);
+
+ LLModel::Decomposition& physics = model->mPhysics;
+
+ if (!physics.mHull.empty())
+ {
+ render_mesh = false;
+
+ if (physics.mMesh.empty())
+ { //build vertex buffer for physics mesh
+ gMeshRepo.buildPhysicsMesh(physics);
+ }
+
+ if (!physics.mMesh.empty())
+ { //render hull instead of mesh
+ // SL-16993 physics.mMesh[i].mNormals were being used to light the exploded
+ // analyzed physics shape but the drawArrays() interface changed
+ // causing normal data <0,0,0> to be passed to the shader.
+ // The Phyics Preview shader uses plain vertex coloring so the physics hull is full lit.
+ // We could also use interface/ui shaders.
+ gObjectPreviewProgram.unbind();
+ gPhysicsPreviewProgram.bind();
+
+ for (U32 i = 0; i < physics.mMesh.size(); ++i)
+ {
+ if (explode > 0.f)
+ {
+ gGL.pushMatrix();
+
+ LLVector3 offset = model->mHullCenter[i] - model->mCenterOfHullCenters;
+ offset *= explode;
+
+ gGL.translatef(offset.mV[0], offset.mV[1], offset.mV[2]);
+ }
+
+ static std::vector<LLColor4U> hull_colors;
+
+ if (i + 1 >= hull_colors.size())
+ {
+ hull_colors.push_back(LLColor4U(rand() % 128 + 127, rand() % 128 + 127, rand() % 128 + 127, 128));
+ }
+
+ gGL.diffuseColor4ubv(hull_colors[i].mV);
+ LLVertexBuffer::drawArrays(LLRender::TRIANGLES, physics.mMesh[i].mPositions);
+
+ if (explode > 0.f)
+ {
+ gGL.popMatrix();
+ }
+ }
+
+ gPhysicsPreviewProgram.unbind();
+ gObjectPreviewProgram.bind();
+ }
+ }
+ }
+
+ if (render_mesh)
+ {
+ U32 num_models = mVertexBuffer[LLModel::LOD_PHYSICS][model].size();
+ if (pass > 0){
+ for (U32 i = 0; i < num_models; ++i)
+ {
+ LLVertexBuffer* buffer = mVertexBuffer[LLModel::LOD_PHYSICS][model][i];
+
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+ gGL.diffuseColor4fv(PREVIEW_PSYH_FILL_COL.mV);
+
+ buffer->setBuffer();
+ buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
+
+ gGL.diffuseColor4fv(PREVIEW_PSYH_EDGE_COL.mV);
+ glLineWidth(PREVIEW_PSYH_EDGE_WIDTH);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+ buffer->drawRange(LLRender::TRIANGLES, 0, buffer->getNumVerts() - 1, buffer->getNumIndices(), 0);
+
+ glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+ glLineWidth(1.f);
+
+ buffer->unmapBuffer();
+ }
+ }
+ }
+ gGL.popMatrix();
+ }
+
+ // only do this if mDegenerate was set in the preceding mesh checks [Check this if the ordering ever breaks]
+ if (mHasDegenerate)
+ {
+ glLineWidth(PREVIEW_DEG_EDGE_WIDTH);
+ glPointSize(PREVIEW_DEG_POINT_SIZE);
+ gPipeline.enableLightsFullbright();
+ //show degenerate triangles
+ LLGLDepthTest depth(GL_TRUE, GL_TRUE, GL_ALWAYS);
+ LLGLDisable cull(GL_CULL_FACE);
+ gGL.diffuseColor4f(1.f, 0.f, 0.f, 1.f);
+ const LLVector4a scale(0.5f);
+
+ for (LLMeshUploadThread::instance_list::iterator iter = mUploadData.begin(); iter != mUploadData.end(); ++iter)
+ {
+ LLModelInstance& instance = *iter;
+
+ LLModel* model = instance.mLOD[LLModel::LOD_PHYSICS];
+
+ if (!model)
+ {
+ continue;
+ }
+
+ gGL.pushMatrix();
+ LLMatrix4 mat = instance.mTransform;
+
+ gGL.multMatrix((GLfloat*)mat.mMatrix);
+
+
+ LLPhysicsDecomp* decomp = gMeshRepo.mDecompThread;
+ if (decomp)
+ {
+ LLMutexLock(decomp->mMutex);
+
+ LLModel::Decomposition& physics = model->mPhysics;
+
+ if (physics.mHull.empty())
+ {
+ U32 num_models = mVertexBuffer[LLModel::LOD_PHYSICS][model].size();
+ for (U32 v = 0; v < num_models; ++v)
+ {
+ LLVertexBuffer* buffer = mVertexBuffer[LLModel::LOD_PHYSICS][model][v];
+
+ buffer->setBuffer();
+
+ LLStrider<LLVector3> pos_strider;
+ buffer->getVertexStrider(pos_strider, 0);
+ LLVector4a* pos = (LLVector4a*)pos_strider.get();
+
+ LLStrider<U16> idx;
+ buffer->getIndexStrider(idx, 0);
+
+ for (U32 i = 0; i < buffer->getNumIndices(); i += 3)
+ {
+ LLVector4a v1; v1.setMul(pos[*idx++], scale);
+ LLVector4a v2; v2.setMul(pos[*idx++], scale);
+ LLVector4a v3; v3.setMul(pos[*idx++], scale);
+
+ if (ll_is_degenerate(v1, v2, v3))
+ {
+ buffer->draw(LLRender::LINE_LOOP, 3, i);
+ buffer->draw(LLRender::POINTS, 3, i);
+ }
+ }
+
+ buffer->unmapBuffer();
+ }
+ }
+ }
+
+ gGL.popMatrix();
+ }
+ glLineWidth(1.f);
+ glPointSize(1.f);
+ gPipeline.enableLightsPreview();
+ gGL.setSceneBlendType(LLRender::BT_ALPHA);
+ }
+ }
+ }
+ }
+ else
+ {
+ target_pos = getPreviewAvatar()->getPositionAgent();
+ getPreviewAvatar()->clearAttachmentOverrides(); // removes pelvis fixup
+ LLUUID fake_mesh_id;
+ fake_mesh_id.generate();
+ getPreviewAvatar()->addPelvisFixup(mPelvisZOffset, fake_mesh_id);
+ bool pelvis_recalc = false;
+
+ LLViewerCamera::getInstance()->setOriginAndLookAt(
+ target_pos + ((LLVector3(camera_distance, 0.f, 0.f) + offset) * av_rot), // camera
+ LLVector3::z_axis, // up
+ target_pos); // point of interest
+
+ for (LLModelLoader::scene::iterator iter = mScene[mPreviewLOD].begin(); iter != mScene[mPreviewLOD].end(); ++iter)
+ {
+ for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
+ {
+ LLModelInstance& instance = *model_iter;
+ LLModel* model = instance.mModel;
+
+ if (!model->mSkinWeights.empty())
+ {
+ const LLMeshSkinInfo *skin = &model->mSkinInfo;
+ LLSkinningUtil::initJointNums(&model->mSkinInfo, getPreviewAvatar());// inits skin->mJointNums if nessesary
+ U32 joint_count = LLSkinningUtil::getMeshJointCount(skin);
+ U32 bind_count = skin->mAlternateBindMatrix.size();
+
+ if (joint_overrides
+ && bind_count > 0
+ && joint_count == bind_count)
+ {
+ // mesh_id is used to determine which mesh gets to
+ // set the joint offset, in the event of a conflict. Since
+ // we don't know the mesh id yet, we can't guarantee that
+ // joint offsets will be applied with the same priority as
+ // in the uploaded model. If the file contains multiple
+ // meshes with conflicting joint offsets, preview may be
+ // incorrect.
+ LLUUID fake_mesh_id;
+ fake_mesh_id.generate();
+ for (U32 j = 0; j < joint_count; ++j)
+ {
+ LLJoint *joint = getPreviewAvatar()->getJoint(skin->mJointNums[j]);
+ if (joint)
+ {
+ const LLVector3& jointPos = LLVector3(skin->mAlternateBindMatrix[j].getTranslation());
+ if (joint->aboveJointPosThreshold(jointPos))
+ {
+ bool override_changed;
+ joint->addAttachmentPosOverride(jointPos, fake_mesh_id, "model", override_changed);
+
+ if (override_changed)
+ {
+ //If joint is a pelvis then handle old/new pelvis to foot values
+ if (joint->getName() == "mPelvis")// or skin->mJointNames[j]
+ {
+ pelvis_recalc = true;
+ }
+ }
+ if (skin->mLockScaleIfJointPosition)
+ {
+ // Note that unlike positions, there's no threshold check here,
+ // just a lock at the default value.
+ joint->addAttachmentScaleOverride(joint->getDefaultScale(), fake_mesh_id, "model");
+ }
+ }
+ }
+ }
+ }
+
+ for (U32 i = 0, e = mVertexBuffer[mPreviewLOD][model].size(); i < e; ++i)
+ {
+ LLVertexBuffer* buffer = mVertexBuffer[mPreviewLOD][model][i];
+
+ model->mSkinInfo.updateHash();
+ LLRenderPass::uploadMatrixPalette(mPreviewAvatar, &model->mSkinInfo);
+
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+
+ if (textures)
+ {
+ int materialCnt = instance.mModel->mMaterialList.size();
+ if (i < materialCnt)
+ {
+ const std::string& binding = instance.mModel->mMaterialList[i];
+ const LLImportMaterial& material = instance.mMaterial[binding];
+
+ gGL.diffuseColor4fv(material.mDiffuseColor.mV);
+
+ // Find the tex for this material, bind it, and add it to our set
+ //
+ LLViewerFetchedTexture* tex = bindMaterialDiffuseTexture(material);
+ if (tex)
+ {
+ mTextureSet.insert(tex);
+ }
+ }
+ }
+ else
+ {
+ gGL.diffuseColor4fv(PREVIEW_BASE_COL.mV);
+ }
+
+ buffer->setBuffer();
+ buffer->draw(LLRender::TRIANGLES, buffer->getNumIndices(), 0);
+
+ if (edges)
+ {
+ gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+ gGL.diffuseColor4fv(PREVIEW_EDGE_COL.mV);
+ glLineWidth(PREVIEW_EDGE_WIDTH);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+ buffer->draw(LLRender::TRIANGLES, buffer->getNumIndices(), 0);
+ glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
+ glLineWidth(1.f);
+ }
+ }
+ }
+ }
+ }
+
+ if (joint_positions)
+ {
+ LLGLSLShader* shader = LLGLSLShader::sCurBoundShaderPtr;
+ if (shader)
+ {
+ gDebugProgram.bind();
+ }
+ getPreviewAvatar()->renderCollisionVolumes();
+ if (fmp->mTabContainer->getCurrentPanelIndex() == fmp->mAvatarTabIndex)
+ {
+ getPreviewAvatar()->renderBones(fmp->mSelectedJointName);
+ }
+ else
+ {
+ getPreviewAvatar()->renderBones();
+ }
+ renderGroundPlane(mPelvisZOffset);
+ if (shader)
+ {
+ shader->bind();
+ }
+ }
+
+ if (pelvis_recalc)
+ {
+ // size/scale recalculation
+ getPreviewAvatar()->postPelvisSetRecalc();
+ }
+ }
+ }
+
+ gObjectPreviewProgram.unbind();
+
+ gGL.popMatrix();
+
+ return true;
+}
+
+void LLModelPreview::renderGroundPlane(float z_offset)
+{ // Not necesarilly general - beware - but it seems to meet the needs of LLModelPreview::render
+
+ gGL.diffuseColor3f( 1.0f, 0.0f, 1.0f );
+
+ gGL.begin(LLRender::LINES);
+ gGL.vertex3fv(mGroundPlane[0].mV);
+ gGL.vertex3fv(mGroundPlane[1].mV);
+
+ gGL.vertex3fv(mGroundPlane[1].mV);
+ gGL.vertex3fv(mGroundPlane[2].mV);
+
+ gGL.vertex3fv(mGroundPlane[2].mV);
+ gGL.vertex3fv(mGroundPlane[3].mV);
+
+ gGL.vertex3fv(mGroundPlane[3].mV);
+ gGL.vertex3fv(mGroundPlane[0].mV);
+
+ gGL.end();
+}
+
+
+//-----------------------------------------------------------------------------
+// refresh()
+//-----------------------------------------------------------------------------
+void LLModelPreview::refresh()
+{
+ mNeedsUpdate = true;
+}
+
+//-----------------------------------------------------------------------------
+// rotate()
+//-----------------------------------------------------------------------------
+void LLModelPreview::rotate(F32 yaw_radians, F32 pitch_radians)
+{
+ mCameraYaw = mCameraYaw + yaw_radians;
+
+ mCameraPitch = llclamp(mCameraPitch + pitch_radians, F_PI_BY_TWO * -0.8f, F_PI_BY_TWO * 0.8f);
+}
+
+//-----------------------------------------------------------------------------
+// zoom()
+//-----------------------------------------------------------------------------
+void LLModelPreview::zoom(F32 zoom_amt)
+{
+ F32 new_zoom = mCameraZoom + zoom_amt;
+ // TODO: stop clamping in render
+ mCameraZoom = llclamp(new_zoom, 1.f, PREVIEW_ZOOM_LIMIT);
+}
+
+void LLModelPreview::pan(F32 right, F32 up)
+{
+ bool skin_weight = mViewOption["show_skin_weight"];
+ F32 camera_distance = skin_weight ? SKIN_WEIGHT_CAMERA_DISTANCE : mCameraDistance;
+ mCameraOffset.mV[VY] = llclamp(mCameraOffset.mV[VY] + right * camera_distance / mCameraZoom, -1.f, 1.f);
+ mCameraOffset.mV[VZ] = llclamp(mCameraOffset.mV[VZ] + up * camera_distance / mCameraZoom, -1.f, 1.f);
+}
+
+void LLModelPreview::setPreviewLOD(S32 lod)
+{
+ lod = llclamp(lod, 0, (S32)LLModel::LOD_HIGH);
+
+ if (lod != mPreviewLOD)
+ {
+ mPreviewLOD = lod;
+
+ LLComboBox* combo_box = mFMP->getChild<LLComboBox>("preview_lod_combo");
+ combo_box->setCurrentByIndex((NUM_LOD - 1) - mPreviewLOD); // combo box list of lods is in reverse order
+ mFMP->childSetValue("lod_file_" + lod_name[mPreviewLOD], mLODFile[mPreviewLOD]);
+
+ LLColor4 highlight_color = LLUIColorTable::instance().getColor("MeshImportTableHighlightColor");
+ LLColor4 normal_color = LLUIColorTable::instance().getColor("MeshImportTableNormalColor");
+
+ for (S32 i = 0; i <= LLModel::LOD_HIGH; ++i)
+ {
+ const LLColor4& color = (i == lod) ? highlight_color : normal_color;
+
+ mFMP->childSetColor(lod_status_name[i], color);
+ mFMP->childSetColor(lod_label_name[i], color);
+ mFMP->childSetColor(lod_triangles_name[i], color);
+ mFMP->childSetColor(lod_vertices_name[i], color);
+ }
+
+ LLFloaterModelPreview* fmp = (LLFloaterModelPreview*)mFMP;
+ if (fmp)
+ {
+ // make preview repopulate tab
+ fmp->clearAvatarTab();
+ }
+ }
+ refresh();
+ updateStatusMessages();
+}
+
+//static
+void LLModelPreview::textureLoadedCallback(
+ bool success,
+ LLViewerFetchedTexture *src_vi,
+ LLImageRaw* src,
+ LLImageRaw* src_aux,
+ S32 discard_level,
+ bool final,
+ void* userdata)
+{
+ LLModelPreview* preview = (LLModelPreview*)userdata;
+ preview->refresh();
+
+ if (final && preview->mModelLoader)
+ {
+ if (preview->mModelLoader->mNumOfFetchingTextures > 0)
+ {
+ preview->mModelLoader->mNumOfFetchingTextures--;
+ }
+ }
+}
+
+// static
+bool LLModelPreview::lodQueryCallback()
+{
+ // not the best solution, but model preview belongs to floater
+ // so it is an easy way to check that preview still exists.
+ LLFloaterModelPreview* fmp = LLFloaterModelPreview::sInstance;
+ if (fmp && fmp->mModelPreview)
+ {
+ LLModelPreview* preview = fmp->mModelPreview;
+ if (preview->mLodsQuery.size() > 0)
+ {
+ S32 lod = preview->mLodsQuery.back();
+ preview->mLodsQuery.pop_back();
+ preview->genMeshOptimizerLODs(lod, MESH_OPTIMIZER_AUTO);
+
+ if (preview->mLookUpLodFiles && (lod == LLModel::LOD_HIGH))
+ {
+ preview->lookupLODModelFiles(LLModel::LOD_HIGH);
+ }
+
+ // return false to continue cycle
+ return preview->mLodsQuery.empty();
+ }
+ }
+ // nothing to process
+ return true;
+}
+
+void LLModelPreview::onLODMeshOptimizerParamCommit(S32 requested_lod, bool enforce_tri_limit, S32 mode)
+{
+ if (!mLODFrozen)
+ {
+ genMeshOptimizerLODs(requested_lod, mode, 3, enforce_tri_limit);
+ refresh();
+ mDirty = true;
+ }
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-02 06:31:53 +0000