| 1 | /* |
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| 2 | Bullet Continuous Collision Detection and Physics Library |
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| 3 | Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/ |
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| 4 | |
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| 5 | This software is provided 'as-is', without any express or implied warranty. |
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| 6 | In no event will the authors be held liable for any damages arising from the use of this software. |
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| 7 | Permission is granted to anyone to use this software for any purpose, |
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| 8 | including commercial applications, and to alter it and redistribute it freely, |
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| 9 | subject to the following restrictions: |
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| 10 | |
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| 11 | 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. |
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| 12 | 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software. |
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| 13 | 3. This notice may not be removed or altered from any source distribution. |
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| 14 | */ |
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| 15 | |
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| 16 | #ifndef STATIC_PLANE_SHAPE_H |
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| 17 | #define STATIC_PLANE_SHAPE_H |
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| 18 | |
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| 19 | #include "btConcaveShape.h" |
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| 20 | |
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| 21 | |
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| 22 | ///The btStaticPlaneShape simulates an infinite non-moving (static) collision plane. |
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| 23 | class btStaticPlaneShape : public btConcaveShape |
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| 24 | { |
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| 25 | protected: |
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| 26 | btVector3 m_localAabbMin; |
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| 27 | btVector3 m_localAabbMax; |
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| 28 | |
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| 29 | btVector3 m_planeNormal; |
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| 30 | btScalar m_planeConstant; |
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| 31 | btVector3 m_localScaling; |
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| 32 | |
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| 33 | public: |
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| 34 | btStaticPlaneShape(const btVector3& planeNormal,btScalar planeConstant); |
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| 35 | |
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| 36 | virtual ~btStaticPlaneShape(); |
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| 37 | |
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| 38 | |
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| 39 | virtual void getAabb(const btTransform& t,btVector3& aabbMin,btVector3& aabbMax) const; |
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| 40 | |
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| 41 | virtual void processAllTriangles(btTriangleCallback* callback,const btVector3& aabbMin,const btVector3& aabbMax) const; |
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| 42 | |
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| 43 | virtual void calculateLocalInertia(btScalar mass,btVector3& inertia) const; |
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| 44 | |
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| 45 | virtual void setLocalScaling(const btVector3& scaling); |
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| 46 | virtual const btVector3& getLocalScaling() const; |
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| 47 | |
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| 48 | const btVector3& getPlaneNormal() const |
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| 49 | { |
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| 50 | return m_planeNormal; |
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| 51 | } |
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| 52 | |
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| 53 | const btScalar& getPlaneConstant() const |
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| 54 | { |
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| 55 | return m_planeConstant; |
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| 56 | } |
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| 57 | |
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| 58 | //debugging |
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| 59 | virtual const char* getName()const {return "STATICPLANE";} |
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| 60 | |
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| 61 | |
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| 62 | }; |
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| 63 | |
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| 64 | #endif //STATIC_PLANE_SHAPE_H |
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