diff options
Diffstat (limited to 'thirdparty/bullet/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp')
-rw-r--r-- | thirdparty/bullet/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/thirdparty/bullet/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp b/thirdparty/bullet/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp deleted file mode 100644 index 9238c919d5..0000000000 --- a/thirdparty/bullet/BulletCollision/CollisionShapes/btStaticPlaneShape.cpp +++ /dev/null @@ -1,93 +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(1.), btScalar(1.), btScalar(1.)) -{ - 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 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; -} |