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Diffstat (limited to 'extern/bullet2/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp')
| -rw-r--r-- | extern/bullet2/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/extern/bullet2/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp b/extern/bullet2/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp deleted file mode 100644 index 38ef8f03706..00000000000 --- a/extern/bullet2/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp +++ /dev/null @@ -1,107 +0,0 @@ -/* -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 "btStaticPlaneShape.h" - -#include "LinearMath/btTransformUtil.h" - - -btStaticPlaneShape::btStaticPlaneShape(const btVector3& planeNormal,btScalar planeConstant) -: btConcaveShape (), m_planeNormal(planeNormal.normalized()), -m_planeConstant(planeConstant), -m_localScaling(btScalar(0.),btScalar(0.),btScalar(0.)) -{ - m_shapeType = STATIC_PLANE_PROXYTYPE; - // btAssert( btFuzzyZero(m_planeNormal.length() - btScalar(1.)) ); -} - - -btStaticPlaneShape::~btStaticPlaneShape() -{ -} - - - -void btStaticPlaneShape::getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const -{ - (void)t; - /* - btVector3 infvec (btScalar(BT_LARGE_FLOAT),btScalar(BT_LARGE_FLOAT),btScalar(BT_LARGE_FLOAT)); - - btVector3 center = m_planeNormal*m_planeConstant; - aabbMin = center + infvec*m_planeNormal; - aabbMax = aabbMin; - aabbMin.setMin(center - infvec*m_planeNormal); - aabbMax.setMax(center - infvec*m_planeNormal); - */ - - aabbMin.setValue(btScalar(-BT_LARGE_FLOAT),btScalar(-BT_LARGE_FLOAT),btScalar(-BT_LARGE_FLOAT)); - aabbMax.setValue(btScalar(BT_LARGE_FLOAT),btScalar(BT_LARGE_FLOAT),btScalar(BT_LARGE_FLOAT)); - -} - - - - -void btStaticPlaneShape::processAllTriangles(btTriangleCallback* callback,const btVector3& aabbMin,const btVector3& aabbMax) const -{ - - btVector3 halfExtents = (aabbMax - aabbMin) * btScalar(0.5); - btScalar radius = halfExtents.length(); - btVector3 center = (aabbMax + aabbMin) * btScalar(0.5); - - //this is where the triangles are generated, given AABB and plane equation (normal/constant) - - btVector3 tangentDir0,tangentDir1; - - //tangentDir0/tangentDir1 can be precalculated - btPlaneSpace1(m_planeNormal,tangentDir0,tangentDir1); - - btVector3 supVertex0,supVertex1; - - btVector3 projectedCenter = center - (m_planeNormal.dot(center) - m_planeConstant)*m_planeNormal; - - btVector3 triangle[3]; - triangle[0] = projectedCenter + tangentDir0*radius + tangentDir1*radius; - triangle[1] = projectedCenter + tangentDir0*radius - tangentDir1*radius; - triangle[2] = projectedCenter - tangentDir0*radius - tangentDir1*radius; - - callback->processTriangle(triangle,0,0); - - triangle[0] = projectedCenter - tangentDir0*radius - tangentDir1*radius; - triangle[1] = projectedCenter - tangentDir0*radius + tangentDir1*radius; - triangle[2] = projectedCenter + tangentDir0*radius + tangentDir1*radius; - - callback->processTriangle(triangle,0,1); - -} - -void btStaticPlaneShape::calculateLocalInertia(btScalar mass,btVector3& inertia) const -{ - (void)mass; - - //moving concave objects not supported - - inertia.setValue(btScalar(0.),btScalar(0.),btScalar(0.)); -} - -void btStaticPlaneShape::setLocalScaling(const btVector3& scaling) -{ - m_localScaling = scaling; -} -const btVector3& btStaticPlaneShape::getLocalScaling() const -{ - return m_localScaling; -} |