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Make raycast benchmark default, to show improved raycasting performance.

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Add rayTest to btBroadphaseInterface, and implement efficient version for btDbvtBroadphase to accelerate raycasting.
btAxisSweep3, btSimpleBroadphase and btMultiSapBroadphase implement brute-force method (as before). For now, it is recommended to use btDbvtBroadphase for fastest world raycast.
This commit is contained in:
erwin.coumans
2008-10-14 06:23:45 +00:00
parent 780350a9e1
commit fffca75e9f
11 changed files with 123 additions and 25 deletions
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7
src/BulletCollision/BroadphaseCollision/btBroadphaseInterface.h
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@@ -23,6 +23,11 @@ class btDispatcher;
#include "btBroadphaseProxy.h"
class btOverlappingPairCache;
struct btBroadphaseRayCallback
{
virtual bool process(const btBroadphaseProxy* proxy) = 0;
};
#include "LinearMath/btVector3.h"
///The btBroadphaseInterface class provides an interface to detect aabb-overlapping object pairs.
@@ -38,6 +43,8 @@ public:
virtual void setAabb(btBroadphaseProxy* proxy,const btVector3& aabbMin,const btVector3& aabbMax, btDispatcher* dispatcher)=0;
virtual void getAabb(btBroadphaseProxy* proxy,btVector3& aabbMin, btVector3& aabbMax ) const =0;
virtual void rayTest(const btVector3& rayFrom,const btVector3& rayTo, btBroadphaseRayCallback& rayCallback) = 0;
///calculateOverlappingPairs is optional: incremental algorithms (sweep and prune) might do it during the set aabb
virtual void calculateOverlappingPairs(btDispatcher* dispatcher)=0;