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Fix/improve raycast performance for btBvhTriangleMeshShape (btQuantizedBvh, btOptimizedBvh)

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Add raycast acceleration for btAxisSweep3, using btDbvtBroadphase, providing large speedup. Can be disabled in constructor to safe memory.
This commit is contained in:
erwin.coumans
2008-10-14 20:24:28 +00:00
parent fffca75e9f
commit e6c850f13b
7 changed files with 207 additions and 61 deletions
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8
src/BulletCollision/BroadphaseCollision/btAxisSweep3.cpp
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@@ -21,8 +21,8 @@
#include <assert.h>
btAxisSweep3::btAxisSweep3(const btPoint3& worldAabbMin,const btPoint3& worldAabbMax, unsigned short int maxHandles, btOverlappingPairCache* pairCache)
:btAxisSweep3Internal<unsigned short int>(worldAabbMin,worldAabbMax,0xfffe,0xffff,maxHandles,pairCache)
btAxisSweep3::btAxisSweep3(const btPoint3& worldAabbMin,const btPoint3& worldAabbMax, unsigned short int maxHandles, btOverlappingPairCache* pairCache, bool disableRaycastAccelerator)
:btAxisSweep3Internal<unsigned short int>(worldAabbMin,worldAabbMax,0xfffe,0xffff,maxHandles,pairCache,disableRaycastAccelerator)
{
// 1 handle is reserved as sentinel
btAssert(maxHandles > 1 && maxHandles < 32767);
@@ -30,8 +30,8 @@ btAxisSweep3::btAxisSweep3(const btPoint3& worldAabbMin,const btPoint3& worldAab
}
bt32BitAxisSweep3::bt32BitAxisSweep3(const btPoint3& worldAabbMin,const btPoint3& worldAabbMax, unsigned int maxHandles , btOverlappingPairCache* pairCache )
:btAxisSweep3Internal<unsigned int>(worldAabbMin,worldAabbMax,0xfffffffe,0x7fffffff,maxHandles,pairCache)
bt32BitAxisSweep3::bt32BitAxisSweep3(const btPoint3& worldAabbMin,const btPoint3& worldAabbMax, unsigned int maxHandles , btOverlappingPairCache* pairCache , bool disableRaycastAccelerator)
:btAxisSweep3Internal<unsigned int>(worldAabbMin,worldAabbMax,0xfffffffe,0x7fffffff,maxHandles,pairCache,disableRaycastAccelerator)
{
// 1 handle is reserved as sentinel
btAssert(maxHandles > 1 && maxHandles < 2147483647);