From 71bbb384b056476bbf1177d20b2ade16ca0a4bcf Mon Sep 17 00:00:00 2001 From: "simon@Simon-PC.lindenlab.com" Date: Mon, 7 May 2012 13:24:52 -0700 Subject: MAINT-753 : [crashhunters] crash at LLVOVolume::updateFaceFlags(). Null pointer checks are good. Reviewed by Kelly --- indra/newview/lldrawable.cpp | 29 ++++++++++++++++++++--------- 1 file changed, 20 insertions(+), 9 deletions(-) (limited to 'indra/newview/lldrawable.cpp') diff --git a/indra/newview/lldrawable.cpp b/indra/newview/lldrawable.cpp index 55fb135898..98246162f0 100644 --- a/indra/newview/lldrawable.cpp +++ b/indra/newview/lldrawable.cpp @@ -604,7 +604,11 @@ void LLDrawable::moveUpdatePipeline(BOOL moved) // Update the face centers. for (S32 i = 0; i < getNumFaces(); i++) { - getFace(i)->updateCenterAgent(); + LLFace* face = getFace(i); + if (face) + { + face->updateCenterAgent(); + } } } @@ -734,7 +738,8 @@ void LLDrawable::updateDistance(LLCamera& camera, bool force_update) for (S32 i = 0; i < getNumFaces(); i++) { LLFace* facep = getFace(i); - if (force_update || facep->getPoolType() == LLDrawPool::POOL_ALPHA) + if (facep && + (force_update || facep->getPoolType() == LLDrawPool::POOL_ALPHA)) { LLVector4a box; box.setSub(facep->mExtents[1], facep->mExtents[0]); @@ -833,13 +838,16 @@ void LLDrawable::shiftPos(const LLVector4a &shift_vector) for (S32 i = 0; i < getNumFaces(); i++) { LLFace *facep = getFace(i); - facep->mCenterAgent += LLVector3(shift_vector.getF32ptr()); - facep->mExtents[0].add(shift_vector); - facep->mExtents[1].add(shift_vector); - - if (!volume && facep->hasGeometry()) + if (facep) { - facep->clearVertexBuffer(); + facep->mCenterAgent += LLVector3(shift_vector.getF32ptr()); + facep->mExtents[0].add(shift_vector); + facep->mExtents[1].add(shift_vector); + + if (!volume && facep->hasGeometry()) + { + facep->clearVertexBuffer(); + } } } @@ -961,7 +969,10 @@ void LLDrawable::setSpatialGroup(LLSpatialGroup *groupp) for (S32 i = 0; i < getNumFaces(); ++i) { LLFace* facep = getFace(i); - facep->clearVertexBuffer(); + if (facep) + { + facep->clearVertexBuffer(); + } } } -- cgit v1.2.3