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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_SOLVER_CONSTRAINT_H
#define BT_SOLVER_CONSTRAINT_H
class btRigidBody;
#include "LinearMath/btVector3.h"
#include "LinearMath/btMatrix3x3.h"
//#define NO_FRICTION_TANGENTIALS 1
///1D constraint along a normal axis between bodyA and bodyB. It can be combined to solve contact and friction constraints.
ATTRIBUTE_ALIGNED16 (struct) btSolverConstraint
{
btVector3 m_relpos1CrossNormal;
btVector3 m_relpos2CrossNormal;
btVector3 m_contactNormal;
btVector3 m_angularComponentA;
btVector3 m_angularComponentB;
btScalar m_appliedVelocityImpulse;
int m_solverBodyIdA;
int m_solverBodyIdB;
btScalar m_friction;
btScalar m_restitution;
btScalar m_jacDiagABInv;
btScalar m_penetration;
btScalar m_appliedImpulse;
int m_constraintType;
int m_frictionIndex;
int m_unusedPadding[2];
enum btSolverConstraintType
{
BT_SOLVER_CONTACT_1D = 0,
BT_SOLVER_FRICTION_1D
};
};
#endif //BT_SOLVER_CONSTRAINT_H
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