forked from bartvdbraak/blender
af9573e9ea
- Changed license from MIT to ZLib. - Added 3D Sweep and Prune contribution - More stable native constraint solver Sorry for any inconvenience caused by this checkin. All Blender buildsystems require update: added files and moved files.
92 lines
3.0 KiB
C++
92 lines
3.0 KiB
C++
/*
|
|
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 SIMPLE_BROADPHASE_H
|
|
#define SIMPLE_BROADPHASE_H
|
|
|
|
//#define SIMPLE_MAX_PROXIES 8192
|
|
//#define SIMPLE_MAX_OVERLAP 4096
|
|
|
|
#include "BroadphaseInterface.h"
|
|
#include "BroadphaseProxy.h"
|
|
#include "SimdPoint3.h"
|
|
|
|
struct SimpleBroadphaseProxy : public BroadphaseProxy
|
|
{
|
|
SimdVector3 m_min;
|
|
SimdVector3 m_max;
|
|
|
|
SimpleBroadphaseProxy() {};
|
|
|
|
SimpleBroadphaseProxy(const SimdPoint3& minpt,const SimdPoint3& maxpt,int shapeType,void* userPtr)
|
|
:BroadphaseProxy(shapeType,userPtr),
|
|
m_min(minpt),m_max(maxpt)
|
|
{
|
|
}
|
|
|
|
|
|
};
|
|
|
|
///SimpleBroadphase is a brute force aabb culling broadphase based on O(n^2) aabb checks
|
|
class SimpleBroadphase : public BroadphaseInterface
|
|
{
|
|
|
|
SimpleBroadphaseProxy* m_proxies;
|
|
int* m_freeProxies;
|
|
int m_firstFreeProxy;
|
|
|
|
BroadphaseProxy** m_pProxies;
|
|
int m_numProxies;
|
|
|
|
//during the dispatch, check that user doesn't destroy/create proxy
|
|
bool m_blockedForChanges;
|
|
|
|
BroadphasePair* m_OverlappingPairs;
|
|
int m_NumOverlapBroadphasePair;
|
|
|
|
int m_maxProxies;
|
|
int m_maxOverlap;
|
|
|
|
SimpleBroadphaseProxy* GetSimpleProxyFromProxy(BroadphaseProxy* proxy);
|
|
|
|
bool AabbOverlap(SimpleBroadphaseProxy* proxy0,SimpleBroadphaseProxy* proxy1);
|
|
|
|
protected:
|
|
void RemoveOverlappingPair(BroadphasePair& pair);
|
|
void CleanOverlappingPair(BroadphasePair& pair);
|
|
|
|
void RemoveOverlappingPairsContainingProxy(BroadphaseProxy* proxy);
|
|
|
|
void AddOverlappingPair(BroadphaseProxy* proxy0,BroadphaseProxy* proxy1);
|
|
BroadphasePair* FindPair(BroadphaseProxy* proxy0,BroadphaseProxy* proxy1);
|
|
virtual void RefreshOverlappingPairs();
|
|
public:
|
|
SimpleBroadphase(int maxProxies=4096,int maxOverlap=8192);
|
|
virtual ~SimpleBroadphase();
|
|
|
|
virtual BroadphaseProxy* CreateProxy( const SimdVector3& min, const SimdVector3& max,int shapeType,void* userPtr);
|
|
|
|
virtual void DestroyProxy(BroadphaseProxy* proxy);
|
|
virtual void SetAabb(BroadphaseProxy* proxy,const SimdVector3& aabbMin,const SimdVector3& aabbMax);
|
|
virtual void CleanProxyFromPairs(BroadphaseProxy* proxy);
|
|
virtual void DispatchAllCollisionPairs(Dispatcher& dispatcher,DispatcherInfo& dispatchInfo);
|
|
|
|
};
|
|
|
|
|
|
|
|
#endif //SIMPLE_BROADPHASE_H
|
|
|