| /* |
| 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. |
| */ |
| |
| #ifndef EMPTY_SHAPE_H |
| #define EMPTY_SHAPE_H |
| |
| #include "btConcaveShape.h" |
| |
| #include "LinearMath/btVector3.h" |
| #include "LinearMath/btTransform.h" |
| #include "LinearMath/btMatrix3x3.h" |
| #include "btCollisionMargin.h" |
| |
| |
| |
| |
| /// The btEmptyShape is a collision shape without actual collision detection shape, so most users should ignore this class. |
| /// It can be replaced by another shape during runtime, but the inertia tensor should be recomputed. |
| class btEmptyShape : public btConcaveShape |
| { |
| public: |
| btEmptyShape(); |
| |
| virtual ~btEmptyShape(); |
| |
| |
| ///getAabb's default implementation is brute force, expected derived classes to implement a fast dedicated version |
| void getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const; |
| |
| |
| virtual void setLocalScaling(const btVector3& scaling) |
| { |
| m_localScaling = scaling; |
| } |
| virtual const btVector3& getLocalScaling() const |
| { |
| return m_localScaling; |
| } |
| |
| virtual void calculateLocalInertia(btScalar mass,btVector3& inertia) const; |
| |
| virtual const char* getName()const |
| { |
| return "Empty"; |
| } |
| |
| virtual void processAllTriangles(btTriangleCallback* ,const btVector3& ,const btVector3& ) const |
| { |
| } |
| |
| protected: |
| btVector3 m_localScaling; |
| |
| }; |
| |
| |
| |
| #endif //EMPTY_SHAPE_H |