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Added btDbvtBroadphase::setAabbForceUpdate to always update the aabb (skip optimizations), to address this issue (helps with occlusion culling)

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///http://code.google.com/p/bullet/issues/detail?id=223

Also added a few missing 'virtual' keywords (the functions were virtual already because of the base class)
This commit is contained in:
erwin.coumans
2010-01-19 19:06:47 +00:00
parent b57314c590
commit c6df06c6a1
2 changed files with 67 additions and 15 deletions
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40
src/BulletCollision/BroadphaseCollision/btDbvtBroadphase.h
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@@ -102,20 +102,26 @@ struct btDbvtBroadphase : btBroadphaseInterface
~btDbvtBroadphase();
void collide(btDispatcher* dispatcher);
void optimize();
/* btBroadphaseInterface Implementation */
/* btBroadphaseInterface Implementation */
btBroadphaseProxy* createProxy(const btVector3& aabbMin,const btVector3& aabbMax,int shapeType,void* userPtr,short int collisionFilterGroup,short int collisionFilterMask,btDispatcher* dispatcher,void* multiSapProxy);
void destroyProxy(btBroadphaseProxy* proxy,btDispatcher* dispatcher);
void setAabb(btBroadphaseProxy* proxy,const btVector3& aabbMin,const btVector3& aabbMax,btDispatcher* dispatcher);
virtual void rayTest(const btVector3& rayFrom,const btVector3& rayTo, btBroadphaseRayCallback& rayCallback, const btVector3& aabbMin=btVector3(0,0,0), const btVector3& aabbMax = btVector3(0,0,0));
virtual void destroyProxy(btBroadphaseProxy* proxy,btDispatcher* dispatcher);
virtual void setAabb(btBroadphaseProxy* proxy,const btVector3& aabbMin,const btVector3& aabbMax,btDispatcher* dispatcher);
virtual void rayTest(const btVector3& rayFrom,const btVector3& rayTo, btBroadphaseRayCallback& rayCallback, const btVector3& aabbMin=btVector3(0,0,0), const btVector3& aabbMax = btVector3(0,0,0));
virtual void getAabb(btBroadphaseProxy* proxy,btVector3& aabbMin, btVector3& aabbMax ) const;
void calculateOverlappingPairs(btDispatcher* dispatcher);
btOverlappingPairCache* getOverlappingPairCache();
const btOverlappingPairCache* getOverlappingPairCache() const;
void getBroadphaseAabb(btVector3& aabbMin,btVector3& aabbMax) const;
void printStats();
static void benchmark(btBroadphaseInterface*);
virtual void getAabb(btBroadphaseProxy* proxy,btVector3& aabbMin, btVector3& aabbMax ) const;
virtual void calculateOverlappingPairs(btDispatcher* dispatcher);
virtual btOverlappingPairCache* getOverlappingPairCache();
virtual const btOverlappingPairCache* getOverlappingPairCache() const;
virtual void getBroadphaseAabb(btVector3& aabbMin,btVector3& aabbMax) const;
virtual void printStats();
///reset broadphase internal structures, to ensure determinism/reproducability
virtual void resetPool(btDispatcher* dispatcher);
void performDeferredRemoval(btDispatcher* dispatcher);
void setVelocityPrediction(btScalar prediction)
{
m_prediction = prediction;
@@ -124,11 +130,15 @@ struct btDbvtBroadphase : btBroadphaseInterface
{
return m_prediction;
}
void performDeferredRemoval(btDispatcher* dispatcher);
///reset broadphase internal structures, to ensure determinism/reproducability
virtual void resetPool(btDispatcher* dispatcher);
///this setAabbForceUpdate is similar to setAabb but always forces the aabb update.
///it is not part of the btBroadphaseInterface but specific to btDbvtBroadphase.
///it bypasses certain optimizations that prevent aabb updates (when the aabb shrinks), see
///http://code.google.com/p/bullet/issues/detail?id=223
void setAabbForceUpdate( btBroadphaseProxy* absproxy,const btVector3& aabbMin,const btVector3& aabbMax,btDispatcher* /*dispatcher*/);
static void benchmark(btBroadphaseInterface*);
};