btBroadphaseInterface.h

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/*
Bullet Continuous Collision Detection and Physics Library
Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/

This software is provided 'as-is', without any express or implied warranty.
In no event will the authors be held liable for any damages arising from the use of this software.
Permission is granted to anyone to use this software for any purpose, 
including commercial applications, and to alter it and redistribute it freely, 
subject to the following restrictions:

1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/

#ifndef         BT_BROADPHASE_INTERFACE_H
#define         BT_BROADPHASE_INTERFACE_H



struct btDispatcherInfo;
class btDispatcher;
#include "btBroadphaseProxy.h"

class btOverlappingPairCache;



struct  btBroadphaseAabbCallback
{
        virtual ~btBroadphaseAabbCallback() {}
        virtual bool    process(const btBroadphaseProxy* proxy) = 0;
};


struct  btBroadphaseRayCallback : public btBroadphaseAabbCallback
{
        btVector3               m_rayDirectionInverse;
        unsigned int    m_signs[3];
        btScalar                m_lambda_max;

        virtual ~btBroadphaseRayCallback() {}
        
protected:
    
    btBroadphaseRayCallback() {}
};

#include "LinearMath/btVector3.h"

class btBroadphaseInterface
{
public:
        virtual ~btBroadphaseInterface() {}

        virtual btBroadphaseProxy*      createProxy(  const btVector3& aabbMin,  const btVector3& aabbMax,int shapeType,void* userPtr,  int collisionFilterGroup, int collisionFilterMask, btDispatcher* dispatcher) =0;
        virtual void    destroyProxy(btBroadphaseProxy* proxy,btDispatcher* dispatcher)=0;
        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, const btVector3& aabbMin=btVector3(0,0,0), const btVector3& aabbMax = btVector3(0,0,0)) = 0;

        virtual void    aabbTest(const btVector3& aabbMin, const btVector3& aabbMax, btBroadphaseAabbCallback& callback) = 0;

        virtual void    calculateOverlappingPairs(btDispatcher* dispatcher)=0;

        virtual btOverlappingPairCache* getOverlappingPairCache()=0;
        virtual const btOverlappingPairCache*   getOverlappingPairCache() const =0;

        virtual void getBroadphaseAabb(btVector3& aabbMin,btVector3& aabbMax) const =0;

        virtual void resetPool(btDispatcher* dispatcher) { (void) dispatcher; };

        virtual void    printStats() = 0;

};

#endif //BT_BROADPHASE_INTERFACE_H