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engines/hpl1/engine/libraries/newton/physics/dgCollisionUserMesh.h

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+/* Copyright (c) <2003-2011> <Julio Jerez, Newton Game Dynamics>
+*
+* 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 __DGCOLLIIO_USERMESH__
+#define __DGCOLLIIO_USERMESH__
+
+#include "dgCollision.h"
+#include "dgCollisionMesh.h"
+
+
+typedef void (dgApi *OnUserMeshDestroyCallback)(void *const userData);
+typedef void(dgApi *OnUserMeshCollideCallback)(NewtonUserMeshCollisionCollideDesc *const collideDescData);
+typedef dgFloat32(dgApi *OnUserMeshRayHitCallback)(NewtonUserMeshCollisionRayHitDesc *const lineDescData);
+typedef void (dgApi *UserMeshCollisionInfo)(void *userData, dgCollisionInfo *infoRecord);
+typedef void(dgApi *UserMeshFacesInAABB)(void *const userData, const dFloat *const p0, const dFloat *const p1,
+										 const dFloat *const *const vertexArray, int32 *const vertexCount, int32 *const vertexStrideInBytes,
+										 const int32 *const indexList, int32 maxIndexCount, const int32 *const userDataList);
+
+class dgUserMeshCreation {
+public:
+	void *m_userData;
+	OnUserMeshCollideCallback m_collideCallback;
+	OnUserMeshRayHitCallback m_rayHitCallBack;
+	OnUserMeshDestroyCallback m_destroyCallback;
+	UserMeshCollisionInfo m_getInfo;
+	UserMeshFacesInAABB m_faceInAabb;
+};
+
+
+class dgCollisionUserMesh: public dgCollisionMesh {
+public:
+	dgCollisionUserMesh(dgMemoryAllocator *allocator, const dgVector &boxP0, const dgVector &boxP1, const dgUserMeshCreation &data);
+	dgCollisionUserMesh(dgWorld *const world, dgDeserialize deserialization, void *const userData);
+	virtual ~dgCollisionUserMesh(void);
+
+	void GetVertexListIndexList(const dgVector &p0, const dgVector &p1, dgGetVertexListIndexList &data) const;
+
+private:
+	void Serialize(dgSerialize callback, void *const userData) const;
+	virtual void GetCollisionInfo(dgCollisionInfo *info) const;
+	virtual dgFloat32 RayCast(const dgVector &localP0, const dgVector &localP1, dgContactPoint &contactOut, OnRayPrecastAction preFilter, const dgBody *const body, void *const userData) const;
+	virtual dgFloat32 RayCastSimd(const dgVector &localP0, const dgVector &localP1, dgContactPoint &contactOut, OnRayPrecastAction preFilter, const dgBody *const body, void *const userData) const;
+	virtual void GetCollidingFaces(dgPolygonMeshDesc *const data) const;
+	virtual void GetCollidingFacesSimd(dgPolygonMeshDesc *const data) const;
+	void DebugCollision(const dgMatrix &matrixPtr, OnDebugCollisionMeshCallback callback, void *const userData) const;
+
+	void *m_userData;
+	UserMeshCollisionInfo m_getInfo;
+	UserMeshFacesInAABB m_faceInAabb;
+	OnUserMeshRayHitCallback m_rayHitCallBack;
+	OnUserMeshCollideCallback m_collideCallback;
+	OnUserMeshDestroyCallback m_destroyCallback;
+};
+
+
+#endif