82 lines
2.5 KiB
C++
82 lines
2.5 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 BT_SIMULATION_ISLAND_MANAGER_H
|
||
|
|
#define BT_SIMULATION_ISLAND_MANAGER_H
|
||
|
|
|
||
|
|
#include "BulletCollision/CollisionDispatch/btUnionFind.h"
|
||
|
|
#include "btCollisionCreateFunc.h"
|
||
|
|
#include "LinearMath/btAlignedObjectArray.h"
|
||
|
|
#include "btCollisionObject.h"
|
||
|
|
|
||
|
|
class btCollisionObject;
|
||
|
|
class btCollisionWorld;
|
||
|
|
class btDispatcher;
|
||
|
|
class btPersistentManifold;
|
||
|
|
|
||
|
|
|
||
|
|
///SimulationIslandManager creates and handles simulation islands, using btUnionFind
|
||
|
|
class btSimulationIslandManager
|
||
|
|
{
|
||
|
|
btUnionFind m_unionFind;
|
||
|
|
|
||
|
|
btAlignedObjectArray<btPersistentManifold*> m_islandmanifold;
|
||
|
|
btAlignedObjectArray<btCollisionObject* > m_islandBodies;
|
||
|
|
|
||
|
|
bool m_splitIslands;
|
||
|
|
|
||
|
|
public:
|
||
|
|
btSimulationIslandManager();
|
||
|
|
virtual ~btSimulationIslandManager();
|
||
|
|
|
||
|
|
|
||
|
|
void initUnionFind(int n);
|
||
|
|
|
||
|
|
|
||
|
|
btUnionFind& getUnionFind() { return m_unionFind;}
|
||
|
|
|
||
|
|
virtual void updateActivationState(btCollisionWorld* colWorld,btDispatcher* dispatcher);
|
||
|
|
virtual void storeIslandActivationState(btCollisionWorld* world);
|
||
|
|
|
||
|
|
|
||
|
|
void findUnions(btDispatcher* dispatcher,btCollisionWorld* colWorld);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
struct IslandCallback
|
||
|
|
{
|
||
|
|
virtual ~IslandCallback() {};
|
||
|
|
|
||
|
|
virtual void processIsland(btCollisionObject** bodies,int numBodies,class btPersistentManifold** manifolds,int numManifolds, int islandId) = 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
void buildAndProcessIslands(btDispatcher* dispatcher,btCollisionWorld* collisionWorld, IslandCallback* callback);
|
||
|
|
|
||
|
|
void buildIslands(btDispatcher* dispatcher,btCollisionWorld* colWorld);
|
||
|
|
|
||
|
|
bool getSplitIslands()
|
||
|
|
{
|
||
|
|
return m_splitIslands;
|
||
|
|
}
|
||
|
|
void setSplitIslands(bool doSplitIslands)
|
||
|
|
{
|
||
|
|
m_splitIslands = doSplitIslands;
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif //BT_SIMULATION_ISLAND_MANAGER_H
|
||
|
|
|