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Some performance improvements and fixes related to btVector3 being aligned on SPU.

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btQuantizedBvh has a version number, memory layout might be different now (due to aligned btVector3)
reorganized some data members of some classes, to reduce memory footprint
This commit is contained in:
erwin.coumans
2008-10-29 02:45:43 +00:00
parent aeb48644ee
commit 50930cec5c
11 changed files with 79 additions and 60 deletions
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8
src/BulletCollision/BroadphaseCollision/btDbvt.cpp
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@@ -500,7 +500,7 @@ void btDbvt::update(btDbvtNode* leaf,int lookahead)
}
//
void btDbvt::update(btDbvtNode* leaf,const btDbvtVolume& volume)
void btDbvt::update(btDbvtNode* leaf,btDbvtVolume& volume)
{
btDbvtNode* root=removeleaf(this,leaf);
if(root)
@@ -518,7 +518,7 @@ void btDbvt::update(btDbvtNode* leaf,const btDbvtVolume& volume)
}
//
bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume volume,const btVector3& velocity,btScalar margin)
bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume& volume,const btVector3& velocity,btScalar margin)
{
if(leaf->volume.Contain(volume)) return(false);
volume.Expand(btVector3(margin,margin,margin));
@@ -528,7 +528,7 @@ bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume volume,const btVector3& velo
}
//
bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume volume,const btVector3& velocity)
bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume& volume,const btVector3& velocity)
{
if(leaf->volume.Contain(volume)) return(false);
volume.SignedExpand(velocity);
@@ -537,7 +537,7 @@ bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume volume,const btVector3& velo
}
//
bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume volume,btScalar margin)
bool btDbvt::update(btDbvtNode* leaf,btDbvtVolume& volume,btScalar margin)
{
if(leaf->volume.Contain(volume)) return(false);
volume.Expand(btVector3(margin,margin,margin));