From 34e79c8f4e251200496651f9ae2b5126a6f7faa3 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Fri, 11 Mar 2022 10:21:08 -0600 Subject: SL-17005 WIP Simplify what feeds texture loading bias to only pay attention to available memory according to OS and GL driver, not (broken) internal accounting (breaks intel GPUs, compatibility pass incoming). --- indra/llrender/llimagegl.cpp | 22 +--------------------- 1 file changed, 1 insertion(+), 21 deletions(-) (limited to 'indra/llrender/llimagegl.cpp') diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp index 9bd3a0a6b0..c171f7051f 100644 --- a/indra/llrender/llimagegl.cpp +++ b/indra/llrender/llimagegl.cpp @@ -57,9 +57,6 @@ U32 wpo2(U32 i); U32 LLImageGL::sUniqueCount = 0; U32 LLImageGL::sBindCount = 0; -S32Bytes LLImageGL::sGlobalTextureMemory(0); -S32Bytes LLImageGL::sBoundTextureMemory(0); -S32Bytes LLImageGL::sCurBoundTextureMemory(0); S32 LLImageGL::sCount = 0; BOOL LLImageGL::sGlobalUseAnisotropic = FALSE; @@ -282,15 +279,6 @@ void LLImageGL::updateStats(F32 current_time) { LL_PROFILE_ZONE_SCOPED_CATEGORY_TEXTURE; sLastFrameTime = current_time; - sBoundTextureMemory = sCurBoundTextureMemory; - sCurBoundTextureMemory = S32Bytes(0); -} - -//static -S32 LLImageGL::updateBoundTexMem(const S32Bytes mem, const S32 ncomponents, S32 category) -{ - LLImageGL::sCurBoundTextureMemory += mem ; - return LLImageGL::sCurBoundTextureMemory.value(); } //---------------------------------------------------------------------------- @@ -623,7 +611,7 @@ void LLImageGL::forceUpdateBindStats(void) const mLastBindTime = sLastFrameTime; } -BOOL LLImageGL::updateBindStats(S32Bytes tex_mem) const +BOOL LLImageGL::updateBindStats() const { if (mTexName != 0) { @@ -635,7 +623,6 @@ BOOL LLImageGL::updateBindStats(S32Bytes tex_mem) const { // we haven't accounted for this texture yet this frame sUniqueCount++; - updateBoundTexMem(tex_mem, mComponents, mCategory); mLastBindTime = sLastFrameTime; return TRUE ; @@ -1599,11 +1586,6 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_ // things will break if we don't unbind after creation gGL.getTexUnit(0)->unbind(mBindTarget); - if (old_texname != 0) - { - sGlobalTextureMemory -= mTextureMemory; - } - //if we're on the image loading thread, be sure to delete old_texname and update mTexName on the main thread if (!defer_copy) { @@ -1624,7 +1606,6 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_ mTextureMemory = (S32Bytes)getMipBytes(mCurrentDiscardLevel); - sGlobalTextureMemory += mTextureMemory; mTexelsInGLTexture = getWidth() * getHeight(); // mark this as bound at this point, so we don't throw it out immediately @@ -1857,7 +1838,6 @@ void LLImageGL::destroyGLTexture() { if(mTextureMemory != S32Bytes(0)) { - sGlobalTextureMemory -= mTextureMemory; mTextureMemory = (S32Bytes)0; } -- cgit v1.2.3 From e60024f0afecb6f92e383221084f1a7af02f8542 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Tue, 29 Mar 2022 15:41:00 -0500 Subject: SL-17005 WIP - Use D3D/DXGI to query for available VRAM on Windows --- indra/llrender/llimagegl.cpp | 52 -------------------------------------------- 1 file changed, 52 deletions(-) (limited to 'indra/llrender/llimagegl.cpp') diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp index c171f7051f..0a5d258b3a 100644 --- a/indra/llrender/llimagegl.cpp +++ b/indra/llrender/llimagegl.cpp @@ -1615,51 +1615,6 @@ BOOL LLImageGL::createGLTexture(S32 discard_level, const U8* data_in, BOOL data_ return TRUE; } -void LLImageGLThread::updateClass() -{ - LL_PROFILE_ZONE_SCOPED; - - // update available vram one per second - static LLFrameTimer sTimer; - - if (sTimer.getElapsedSeconds() < 1.f) - { - return; - } - - sTimer.reset(); - - auto func = []() - { - if (gGLManager.mHasATIMemInfo) - { - S32 meminfo[4]; - glGetIntegerv(GL_TEXTURE_FREE_MEMORY_ATI, meminfo); - LLImageGLThread::sFreeVRAMMegabytes = meminfo[0]; - - } - else if (gGLManager.mHasNVXMemInfo) - { - S32 free_memory; - glGetIntegerv(GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, &free_memory); - LLImageGLThread::sFreeVRAMMegabytes = free_memory / 1024; - } - }; - - - // post update to background thread if available, otherwise execute immediately - auto queue = LL::WorkQueue::getInstance("LLImageGL"); - if (sEnabled) - { - queue->post(func); - } - else - { - llassert(queue == nullptr); - func(); - } -} - void LLImageGL::syncToMainThread(LLGLuint new_tex_name) { LL_PROFILE_ZONE_SCOPED; @@ -2389,8 +2344,6 @@ void LLImageGL::checkActiveThread() glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, nummips); */ -std::atomic LLImageGLThread::sFreeVRAMMegabytes(4096); //if free vram is unknown, default to 4GB - LLImageGLThread::LLImageGLThread(LLWindow* window) // We want exactly one thread, but a very large capacity: we never want // anyone, especially inner-loop render code, to have to block on post() @@ -2418,8 +2371,3 @@ void LLImageGLThread::run() mWindow->destroySharedContext(mContext); } -S32 LLImageGLThread::getFreeVRAMMegabytes() -{ - return sFreeVRAMMegabytes; -} - -- cgit v1.2.3 From b6841d75c2f259c84d5ab6b012bd2ae37d985451 Mon Sep 17 00:00:00 2001 From: Dave Parks Date: Fri, 15 Apr 2022 19:02:07 -0500 Subject: SL-17219 WIP - Texture pipeline overhaul --- indra/llrender/llimagegl.cpp | 50 +++++++++++++++++++++++++++----------------- 1 file changed, 31 insertions(+), 19 deletions(-) (limited to 'indra/llrender/llimagegl.cpp') diff --git a/indra/llrender/llimagegl.cpp b/indra/llrender/llimagegl.cpp index 0a5d258b3a..04974d9122 100644 --- a/indra/llrender/llimagegl.cpp +++ b/indra/llrender/llimagegl.cpp @@ -1624,26 +1624,38 @@ void LLImageGL::syncToMainThread(LLGLuint new_tex_name) LL_PROFILE_ZONE_NAMED("cglt - sync"); if (gGLManager.mHasSync) { - // post a sync to the main thread (will execute before tex name swap lambda below) - // glFlush calls here are partly superstitious and partly backed by observation - // on AMD hardware - glFlush(); - auto sync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0); - glFlush(); - LL::WorkQueue::postMaybe( - mMainQueue, - [=]() - { - LL_PROFILE_ZONE_NAMED("cglt - wait sync"); - { - LL_PROFILE_ZONE_NAMED("glWaitSync"); - glWaitSync(sync, 0, GL_TIMEOUT_IGNORED); - } + if (gGLManager.mIsNVIDIA) + { + // wait for texture upload to finish before notifying main thread + // upload is complete + auto sync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0); + glFlush(); + glClientWaitSync(sync, 0, GL_TIMEOUT_IGNORED); + glDeleteSync(sync); + } + else + { + // post a sync to the main thread (will execute before tex name swap lambda below) + // glFlush calls here are partly superstitious and partly backed by observation + // on AMD hardware + glFlush(); + auto sync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0); + glFlush(); + LL::WorkQueue::postMaybe( + mMainQueue, + [=]() { - LL_PROFILE_ZONE_NAMED("glDeleteSync"); - glDeleteSync(sync); - } - }); + LL_PROFILE_ZONE_NAMED("cglt - wait sync"); + { + LL_PROFILE_ZONE_NAMED("glWaitSync"); + glWaitSync(sync, 0, GL_TIMEOUT_IGNORED); + } + { + LL_PROFILE_ZONE_NAMED("glDeleteSync"); + glDeleteSync(sync); + } + }); + } } else { -- cgit v1.2.3