65 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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| Bullet Continuous Collision Detection and Physics Library
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| Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
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| 
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| This software is provided 'as-is', without any express or implied warranty.
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| In no event will the authors be held liable for any damages arising from the use of this software.
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| Permission is granted to anyone to use this software for any purpose, 
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| including commercial applications, and to alter it and redistribute it freely, 
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| subject to the following restrictions:
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| 
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| 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.
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| 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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| 3. This notice may not be removed or altered from any source distribution.
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| */
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| 
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| #ifndef BT_NNCG_CONSTRAINT_SOLVER_H
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| #define BT_NNCG_CONSTRAINT_SOLVER_H
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| 
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| #include "btSequentialImpulseConstraintSolver.h"
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| 
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| ATTRIBUTE_ALIGNED16(class) btNNCGConstraintSolver : public btSequentialImpulseConstraintSolver
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| {
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| protected:
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| 
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| 	btScalar m_deltafLengthSqrPrev;
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| 
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| 	btAlignedObjectArray<btScalar> m_pNC;  // p for None Contact constraints
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| 	btAlignedObjectArray<btScalar> m_pC;   // p for Contact constraints
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| 	btAlignedObjectArray<btScalar> m_pCF;  // p for ContactFriction constraints
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| 	btAlignedObjectArray<btScalar> m_pCRF; // p for ContactRollingFriction constraints
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| 
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| 	//These are recalculated in every iterations. We just keep these to prevent reallocation in each iteration.
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| 	btAlignedObjectArray<btScalar> m_deltafNC;  // deltaf for NoneContact constraints
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| 	btAlignedObjectArray<btScalar> m_deltafC;   // deltaf for Contact constraints
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| 	btAlignedObjectArray<btScalar> m_deltafCF;  // deltaf for ContactFriction constraints
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| 	btAlignedObjectArray<btScalar> m_deltafCRF; // deltaf for ContactRollingFriction constraints
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| 
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| 		
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| protected:
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| 
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| 	virtual btScalar solveGroupCacheFriendlyFinish(btCollisionObject** bodies,int numBodies,const btContactSolverInfo& infoGlobal);
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| 	virtual btScalar solveSingleIteration(int iteration, btCollisionObject** bodies ,int numBodies,btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer);
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| 
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| 	virtual btScalar solveGroupCacheFriendlySetup(btCollisionObject** bodies,int numBodies,btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer);
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| 
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| public:
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| 
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| 	BT_DECLARE_ALIGNED_ALLOCATOR();
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| 
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| 	btNNCGConstraintSolver() : btSequentialImpulseConstraintSolver(), m_onlyForNoneContact(false) {}
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| 
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| 	virtual btConstraintSolverType getSolverType() const
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| 	{
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| 		return BT_NNCG_SOLVER;
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| 	}
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| 
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| 	bool m_onlyForNoneContact;
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| };
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| 
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| 
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| 
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| 
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| #endif //BT_NNCG_CONSTRAINT_SOLVER_H
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| 
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