diff options
Diffstat (limited to 'extern/bullet2/src/BulletCollision/CollisionDispatch/btCollisionWorld.h')
| -rw-r--r-- | extern/bullet2/src/BulletCollision/CollisionDispatch/btCollisionWorld.h | 202 |
1 files changed, 173 insertions, 29 deletions
diff --git a/extern/bullet2/src/BulletCollision/CollisionDispatch/btCollisionWorld.h b/extern/bullet2/src/BulletCollision/CollisionDispatch/btCollisionWorld.h index b6d80233ab7..7557691a9a9 100644 --- a/extern/bullet2/src/BulletCollision/CollisionDispatch/btCollisionWorld.h +++ b/extern/bullet2/src/BulletCollision/CollisionDispatch/btCollisionWorld.h @@ -68,12 +68,12 @@ class btStackAlloc; class btCollisionShape; class btConvexShape; class btBroadphaseInterface; -#include "../../LinearMath/btVector3.h" -#include "../../LinearMath/btTransform.h" +#include "LinearMath/btVector3.h" +#include "LinearMath/btTransform.h" #include "btCollisionObject.h" #include "btCollisionDispatcher.h" //for definition of btCollisionObjectArray -#include "../BroadphaseCollision/btOverlappingPairCache.h" -#include "../../LinearMath/btAlignedObjectArray.h" +#include "BulletCollision/BroadphaseCollision/btOverlappingPairCache.h" +#include "LinearMath/btAlignedObjectArray.h" ///CollisionWorld is interface and container for the collision detection class btCollisionWorld @@ -90,18 +90,22 @@ protected: btStackAlloc* m_stackAlloc; - btOverlappingPairCache* m_broadphasePairCache; - - bool m_ownsDispatcher; - bool m_ownsBroadphasePairCache; + btBroadphaseInterface* m_broadphasePairCache; + + btIDebugDraw* m_debugDrawer; + public: //this constructor doesn't own the dispatcher and paircache/broadphase - btCollisionWorld(btDispatcher* dispatcher,btOverlappingPairCache* pairCache, int stackSize = 2*1024*1024); + btCollisionWorld(btDispatcher* dispatcher,btBroadphaseInterface* broadphasePairCache, btCollisionConfiguration* collisionConfiguration); virtual ~btCollisionWorld(); + void setBroadphase(btBroadphaseInterface* pairCache) + { + m_broadphasePairCache = pairCache; + } btBroadphaseInterface* getBroadphase() { @@ -110,7 +114,7 @@ public: btOverlappingPairCache* getPairCache() { - return m_broadphasePairCache; + return m_broadphasePairCache->getOverlappingPairCache(); } @@ -119,6 +123,24 @@ public: return m_dispatcher1; } + const btDispatcher* getDispatcher() const + { + return m_dispatcher1; + } + + virtual void updateAabbs(); + + virtual void setDebugDrawer(btIDebugDraw* debugDrawer) + { + m_debugDrawer = debugDrawer; + } + + virtual btIDebugDraw* getDebugDrawer() + { + return m_debugDrawer; + } + + ///LocalShapeInfo gives extra information for complex shapes ///Currently, only btTriangleMeshShape is available, so it just contains triangleIndex and subpart struct LocalShapeInfo @@ -153,28 +175,43 @@ public: ///RayResultCallback is used to report new raycast results struct RayResultCallback { + btScalar m_closestHitFraction; + btCollisionObject* m_collisionObject; + short int m_collisionFilterGroup; + short int m_collisionFilterMask; + virtual ~RayResultCallback() { } - btScalar m_closestHitFraction; - bool HasHit() + bool hasHit() const { - return (m_closestHitFraction < btScalar(1.)); + return (m_collisionObject != 0); } RayResultCallback() - :m_closestHitFraction(btScalar(1.)) + :m_closestHitFraction(btScalar(1.)), + m_collisionObject(0), + m_collisionFilterGroup(btBroadphaseProxy::DefaultFilter), + m_collisionFilterMask(btBroadphaseProxy::AllFilter) + { + } + + virtual bool needsCollision(btBroadphaseProxy* proxy0) const { + bool collides = (proxy0->m_collisionFilterGroup & m_collisionFilterMask) != 0; + collides = collides && (m_collisionFilterGroup & proxy0->m_collisionFilterMask); + return collides; } - virtual btScalar AddSingleResult(LocalRayResult& rayResult) = 0; + + + virtual btScalar addSingleResult(LocalRayResult& rayResult,bool normalInWorldSpace) = 0; }; struct ClosestRayResultCallback : public RayResultCallback { ClosestRayResultCallback(const btVector3& rayFromWorld,const btVector3& rayToWorld) :m_rayFromWorld(rayFromWorld), - m_rayToWorld(rayToWorld), - m_collisionObject(0) + m_rayToWorld(rayToWorld) { } @@ -183,24 +220,121 @@ public: btVector3 m_hitNormalWorld; btVector3 m_hitPointWorld; - btCollisionObject* m_collisionObject; - - virtual btScalar AddSingleResult(LocalRayResult& rayResult) + + virtual btScalar addSingleResult(LocalRayResult& rayResult,bool normalInWorldSpace) { - -//caller already does the filter on the m_closestHitFraction - assert(rayResult.m_hitFraction <= m_closestHitFraction); + //caller already does the filter on the m_closestHitFraction + btAssert(rayResult.m_hitFraction <= m_closestHitFraction); m_closestHitFraction = rayResult.m_hitFraction; m_collisionObject = rayResult.m_collisionObject; - m_hitNormalWorld = m_collisionObject->getWorldTransform().getBasis()*rayResult.m_hitNormalLocal; + if (normalInWorldSpace) + { + m_hitNormalWorld = rayResult.m_hitNormalLocal; + } else + { + ///need to transform normal into worldspace + m_hitNormalWorld = m_collisionObject->getWorldTransform().getBasis()*rayResult.m_hitNormalLocal; + } m_hitPointWorld.setInterpolate3(m_rayFromWorld,m_rayToWorld,rayResult.m_hitFraction); return rayResult.m_hitFraction; } }; - + struct LocalConvexResult + { + LocalConvexResult(btCollisionObject* hitCollisionObject, + LocalShapeInfo* localShapeInfo, + const btVector3& hitNormalLocal, + const btVector3& hitPointLocal, + btScalar hitFraction + ) + :m_hitCollisionObject(hitCollisionObject), + m_localShapeInfo(localShapeInfo), + m_hitNormalLocal(hitNormalLocal), + m_hitPointLocal(hitPointLocal), + m_hitFraction(hitFraction) + { + } + + btCollisionObject* m_hitCollisionObject; + LocalShapeInfo* m_localShapeInfo; + btVector3 m_hitNormalLocal; + btVector3 m_hitPointLocal; + btScalar m_hitFraction; + }; + + ///RayResultCallback is used to report new raycast results + struct ConvexResultCallback + { + btScalar m_closestHitFraction; + short int m_collisionFilterGroup; + short int m_collisionFilterMask; + + ConvexResultCallback() + :m_closestHitFraction(btScalar(1.)), + m_collisionFilterGroup(btBroadphaseProxy::DefaultFilter), + m_collisionFilterMask(btBroadphaseProxy::AllFilter) + { + } + + virtual ~ConvexResultCallback() + { + } + + bool hasHit() const + { + return (m_closestHitFraction < btScalar(1.)); + } + + + + virtual bool needsCollision(btBroadphaseProxy* proxy0) const + { + bool collides = (proxy0->m_collisionFilterGroup & m_collisionFilterMask) != 0; + collides = collides && (m_collisionFilterGroup & proxy0->m_collisionFilterMask); + return collides; + } + + virtual btScalar addSingleResult(LocalConvexResult& convexResult,bool normalInWorldSpace) = 0; + }; + + struct ClosestConvexResultCallback : public ConvexResultCallback + { + ClosestConvexResultCallback(const btVector3& convexFromWorld,const btVector3& convexToWorld) + :m_convexFromWorld(convexFromWorld), + m_convexToWorld(convexToWorld), + m_hitCollisionObject(0) + { + } + + btVector3 m_convexFromWorld;//used to calculate hitPointWorld from hitFraction + btVector3 m_convexToWorld; + + btVector3 m_hitNormalWorld; + btVector3 m_hitPointWorld; + btCollisionObject* m_hitCollisionObject; + + virtual btScalar addSingleResult(LocalConvexResult& convexResult,bool normalInWorldSpace) + { +//caller already does the filter on the m_closestHitFraction + btAssert(convexResult.m_hitFraction <= m_closestHitFraction); + + m_closestHitFraction = convexResult.m_hitFraction; + m_hitCollisionObject = convexResult.m_hitCollisionObject; + if (normalInWorldSpace) + { + m_hitNormalWorld = convexResult.m_hitNormalLocal; + } else + { + ///need to transform normal into worldspace + m_hitNormalWorld = m_hitCollisionObject->getWorldTransform().getBasis()*convexResult.m_hitNormalLocal; + } + m_hitPointWorld = convexResult.m_hitPointLocal; + return convexResult.m_hitFraction; + } + }; int getNumCollisionObjects() const { @@ -209,7 +343,12 @@ public: /// rayTest performs a raycast on all objects in the btCollisionWorld, and calls the resultCallback /// This allows for several queries: first hit, all hits, any hit, dependent on the value returned by the callback. - void rayTest(const btVector3& rayFromWorld, const btVector3& rayToWorld, RayResultCallback& resultCallback, short int collisionFilterMask=-1); + void rayTest(const btVector3& rayFromWorld, const btVector3& rayToWorld, RayResultCallback& resultCallback) const; + + // convexTest performs a swept convex cast on all objects in the btCollisionWorld, and calls the resultCallback + // This allows for several queries: first hit, all hits, any hit, dependent on the value return by the callback. + void convexSweepTest (const btConvexShape* castShape, const btTransform& from, const btTransform& to, ConvexResultCallback& resultCallback) const; + /// rayTestSingle performs a raycast call and calls the resultCallback. It is used internally by rayTest. /// In a future implementation, we consider moving the ray test as a virtual method in btCollisionShape. @@ -218,16 +357,16 @@ public: btCollisionObject* collisionObject, const btCollisionShape* collisionShape, const btTransform& colObjWorldTransform, - RayResultCallback& resultCallback, short int collisionFilterMask=-1); + RayResultCallback& resultCallback); /// objectQuerySingle performs a collision detection query and calls the resultCallback. It is used internally by rayTest. static void objectQuerySingle(const btConvexShape* castShape, const btTransform& rayFromTrans,const btTransform& rayToTrans, btCollisionObject* collisionObject, const btCollisionShape* collisionShape, const btTransform& colObjWorldTransform, - RayResultCallback& resultCallback, short int collisionFilterMask=-1); + ConvexResultCallback& resultCallback, btScalar allowedPenetration); - void addCollisionObject(btCollisionObject* collisionObject,short int collisionFilterGroup=1,short int collisionFilterMask=1); + void addCollisionObject(btCollisionObject* collisionObject,short int collisionFilterGroup=btBroadphaseProxy::DefaultFilter,short int collisionFilterMask=btBroadphaseProxy::AllFilter); btCollisionObjectArray& getCollisionObjectArray() { @@ -249,6 +388,11 @@ public: return m_dispatchInfo; } + const btDispatcherInfo& getDispatchInfo() const + { + return m_dispatchInfo; + } + }; |