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Ported Bullet to the mod loader system; needs further work

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Robert MacGregor 2015-06-27 14:01:25 -04:00
parent 527474ff24
commit 06810b6cca
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Mod Sources/Bullet/include/bullet/BulletCollision/CollisionShapes/btMinkowskiSumShape.cpp Normal file
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/*
Bullet Continuous Collision Detection and Physics Library
Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.org
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.
*/
#include "btMinkowskiSumShape.h"
btMinkowskiSumShape::btMinkowskiSumShape(const btConvexShape* shapeA,const btConvexShape* shapeB)
: btConvexInternalShape (),
m_shapeA(shapeA),
m_shapeB(shapeB)
{
m_shapeType = MINKOWSKI_DIFFERENCE_SHAPE_PROXYTYPE;
m_transA.setIdentity();
m_transB.setIdentity();
}
btVector3 btMinkowskiSumShape::localGetSupportingVertexWithoutMargin(const btVector3& vec)const
{
btVector3 supVertexA = m_transA(m_shapeA->localGetSupportingVertexWithoutMargin(vec*m_transA.getBasis()));
btVector3 supVertexB = m_transB(m_shapeB->localGetSupportingVertexWithoutMargin(-vec*m_transB.getBasis()));
return supVertexA - supVertexB;
}
void btMinkowskiSumShape::batchedUnitVectorGetSupportingVertexWithoutMargin(const btVector3* vectors,btVector3* supportVerticesOut,int numVectors) const
{
///@todo: could make recursive use of batching. probably this shape is not used frequently.
for (int i=0;i<numVectors;i++)
{
supportVerticesOut[i] = localGetSupportingVertexWithoutMargin(vectors[i]);
}
}
btScalar btMinkowskiSumShape::getMargin() const
{
return m_shapeA->getMargin() + m_shapeB->getMargin();
}
void btMinkowskiSumShape::calculateLocalInertia(btScalar mass,btVector3& inertia) const
{
(void)mass;
btAssert(0);
inertia.setValue(0,0,0);
}