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Diffstat (limited to 'extern/bullet2/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.h')
| -rw-r--r-- | extern/bullet2/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.h | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/extern/bullet2/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.h b/extern/bullet2/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.h deleted file mode 100644 index a26fbad787b..00000000000 --- a/extern/bullet2/BulletDynamics/ConstraintSolver/btSequentialImpulseConstraintSolver.h +++ /dev/null @@ -1,132 +0,0 @@ -/* -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 SEQUENTIAL_IMPULSE_CONSTRAINT_SOLVER_H -#define SEQUENTIAL_IMPULSE_CONSTRAINT_SOLVER_H - -#include "btConstraintSolver.h" -class btIDebugDraw; -#include "btContactConstraint.h" -#include "btSolverBody.h" -#include "btSolverConstraint.h" -#include "btTypedConstraint.h" -#include "BulletCollision/NarrowPhaseCollision/btManifoldPoint.h" - -///The btSequentialImpulseConstraintSolver is a fast SIMD implementation of the Projected Gauss Seidel (iterative LCP) method. -class btSequentialImpulseConstraintSolver : public btConstraintSolver -{ -protected: - - btConstraintArray m_tmpSolverContactConstraintPool; - btConstraintArray m_tmpSolverNonContactConstraintPool; - btConstraintArray m_tmpSolverContactFrictionConstraintPool; - btAlignedObjectArray<int> m_orderTmpConstraintPool; - btAlignedObjectArray<int> m_orderFrictionConstraintPool; - btAlignedObjectArray<btTypedConstraint::btConstraintInfo1> m_tmpConstraintSizesPool; - - void setupFrictionConstraint( btSolverConstraint& solverConstraint, const btVector3& normalAxis,btRigidBody* solverBodyA,btRigidBody* solverBodyIdB, - btManifoldPoint& cp,const btVector3& rel_pos1,const btVector3& rel_pos2, - btCollisionObject* colObj0,btCollisionObject* colObj1, btScalar relaxation, - btScalar desiredVelocity=0., btScalar cfmSlip=0.); - - btSolverConstraint& addFrictionConstraint(const btVector3& normalAxis,btRigidBody* solverBodyA,btRigidBody* solverBodyB,int frictionIndex,btManifoldPoint& cp,const btVector3& rel_pos1,const btVector3& rel_pos2,btCollisionObject* colObj0,btCollisionObject* colObj1, btScalar relaxation, btScalar desiredVelocity=0., btScalar cfmSlip=0.); - - void setupContactConstraint(btSolverConstraint& solverConstraint, btCollisionObject* colObj0, btCollisionObject* colObj1, btManifoldPoint& cp, - const btContactSolverInfo& infoGlobal, btVector3& vel, btScalar& rel_vel, btScalar& relaxation, - btVector3& rel_pos1, btVector3& rel_pos2); - - void setFrictionConstraintImpulse( btSolverConstraint& solverConstraint, btRigidBody* rb0, btRigidBody* rb1, - btManifoldPoint& cp, const btContactSolverInfo& infoGlobal); - - ///m_btSeed2 is used for re-arranging the constraint rows. improves convergence/quality of friction - unsigned long m_btSeed2; - -// void initSolverBody(btSolverBody* solverBody, btCollisionObject* collisionObject); - btScalar restitutionCurve(btScalar rel_vel, btScalar restitution); - - void convertContact(btPersistentManifold* manifold,const btContactSolverInfo& infoGlobal); - - - void resolveSplitPenetrationSIMD( - btRigidBody& body1, - btRigidBody& body2, - const btSolverConstraint& contactConstraint); - - void resolveSplitPenetrationImpulseCacheFriendly( - btRigidBody& body1, - btRigidBody& body2, - const btSolverConstraint& contactConstraint); - - //internal method - int getOrInitSolverBody(btCollisionObject& body); - - void resolveSingleConstraintRowGeneric(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& contactConstraint); - - void resolveSingleConstraintRowGenericSIMD(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& contactConstraint); - - void resolveSingleConstraintRowLowerLimit(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& contactConstraint); - - void resolveSingleConstraintRowLowerLimitSIMD(btRigidBody& body1,btRigidBody& body2,const btSolverConstraint& contactConstraint); - -protected: - static btRigidBody& getFixedBody() - { - static btRigidBody s_fixed(0, 0,0); - s_fixed.setMassProps(btScalar(0.),btVector3(btScalar(0.),btScalar(0.),btScalar(0.))); - return s_fixed; - } - virtual void solveGroupCacheFriendlySplitImpulseIterations(btCollisionObject** bodies,int numBodies,btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer,btStackAlloc* stackAlloc); - virtual btScalar solveGroupCacheFriendlyFinish(btCollisionObject** bodies ,int numBodies,btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer,btStackAlloc* stackAlloc); - btScalar solveSingleIteration(int iteration, btCollisionObject** bodies ,int numBodies,btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer,btStackAlloc* stackAlloc); - - virtual btScalar solveGroupCacheFriendlySetup(btCollisionObject** bodies,int numBodies,btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer,btStackAlloc* stackAlloc); - virtual btScalar solveGroupCacheFriendlyIterations(btCollisionObject** bodies,int numBodies,btPersistentManifold** manifoldPtr, int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& infoGlobal,btIDebugDraw* debugDrawer,btStackAlloc* stackAlloc); - - -public: - - - btSequentialImpulseConstraintSolver(); - virtual ~btSequentialImpulseConstraintSolver(); - - virtual btScalar solveGroup(btCollisionObject** bodies,int numBodies,btPersistentManifold** manifold,int numManifolds,btTypedConstraint** constraints,int numConstraints,const btContactSolverInfo& info, btIDebugDraw* debugDrawer, btStackAlloc* stackAlloc,btDispatcher* dispatcher); - - - - ///clear internal cached data and reset random seed - virtual void reset(); - - unsigned long btRand2(); - - int btRandInt2 (int n); - - void setRandSeed(unsigned long seed) - { - m_btSeed2 = seed; - } - unsigned long getRandSeed() const - { - return m_btSeed2; - } - -}; - -#ifndef BT_PREFER_SIMD -typedef btSequentialImpulseConstraintSolver btSequentialImpulseConstraintSolverPrefered; -#endif - - -#endif //SEQUENTIAL_IMPULSE_CONSTRAINT_SOLVER_H - |