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88 lines
2.6 KiB
C++
88 lines
2.6 KiB
C++
/*! \file btGImpactConvexDecompositionShape.h
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\author Francisco León Nájera
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*/
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/*
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This source file is part of GIMPACT Library.
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For the latest info, see http://gimpact.sourceforge.net/
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Copyright (c) 2007 Francisco Leon Najera. C.C. 80087371.
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email: projectileman@yahoo.com
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This software is provided 'as-is', without any express or implied warranty.
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In no event will the authors be held liable for any damages arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it freely,
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subject to the following restrictions:
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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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2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#ifndef GIMPACT_CONVEX_DECOMPOSITION_SHAPE_H
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#define GIMPACT_CONVEX_DECOMPOSITION_SHAPE_H
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#include "BulletCollision/Gimpact/btGImpactShape.h" // box tree class
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//! This class creates a decomposition from a trimesh.
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/*!
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*/
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class btGImpactConvexDecompositionShape : public btGImpactCompoundShape
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{
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protected:
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btAlignedObjectArray<btGImpactMeshShapePart::TrimeshPrimitiveManager> m_trimeshInterfaces;
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class GIM_ConvexDecomposition* m_decomposition;
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void buildConvexDecomposition(bool transformSubShapes);
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public:
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btGImpactConvexDecompositionShape(
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btStridingMeshInterface * meshInterface,
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const btVector3 & mesh_scale,
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btScalar margin = btScalar(0.01),bool children_has_transform = true)
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:btGImpactCompoundShape(children_has_transform)
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{
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m_collisionMargin = margin;
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btGImpactMeshShapePart::TrimeshPrimitiveManager triInterface;
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triInterface.m_meshInterface = meshInterface;
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triInterface.m_scale = mesh_scale;
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triInterface.m_margin = btScalar(1.0);
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//add parts
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int part_count = meshInterface->getNumSubParts();
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for (int i=0;i< part_count;i++ )
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{
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triInterface.m_part = i;
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m_trimeshInterfaces.push_back(triInterface);
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}
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m_decomposition = 0;
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buildConvexDecomposition(children_has_transform);
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}
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virtual ~btGImpactConvexDecompositionShape();
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SIMD_FORCE_INLINE btGImpactMeshShapePart::TrimeshPrimitiveManager * getTrimeshInterface(int part)
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{
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return &m_trimeshInterfaces[part];
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}
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virtual void processAllTriangles(btTriangleCallback* callback,const btVector3& aabbMin,const btVector3& aabbMax) const;
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};
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#endif //GIMPACT_MESH_SHAPE_H
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