mirror of https://github.com/axmolengine/axmol.git
85 lines
3.6 KiB
C++
85 lines
3.6 KiB
C++
/*
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Bullet Continuous Collision Detection and Physics Library
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Copyright (c) 2003-2009 Erwin Coumans http://bulletphysics.org
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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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///This file was created by Alex Silverman
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#include "btTriangleIndexVertexMaterialArray.h"
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btTriangleIndexVertexMaterialArray::btTriangleIndexVertexMaterialArray(int numTriangles, int* triangleIndexBase, int triangleIndexStride,
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int numVertices, btScalar* vertexBase, int vertexStride,
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int numMaterials, unsigned char* materialBase, int materialStride,
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int* triangleMaterialsBase, int materialIndexStride) : btTriangleIndexVertexArray(numTriangles, triangleIndexBase, triangleIndexStride, numVertices, vertexBase, vertexStride)
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{
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btMaterialProperties mat;
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mat.m_numMaterials = numMaterials;
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mat.m_materialBase = materialBase;
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mat.m_materialStride = materialStride;
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#ifdef BT_USE_DOUBLE_PRECISION
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mat.m_materialType = PHY_DOUBLE;
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#else
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mat.m_materialType = PHY_FLOAT;
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#endif
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mat.m_numTriangles = numTriangles;
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mat.m_triangleMaterialsBase = (unsigned char*)triangleMaterialsBase;
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mat.m_triangleMaterialStride = materialIndexStride;
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mat.m_triangleType = PHY_INTEGER;
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addMaterialProperties(mat);
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}
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void btTriangleIndexVertexMaterialArray::getLockedMaterialBase(unsigned char** materialBase, int& numMaterials, PHY_ScalarType& materialType, int& materialStride,
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unsigned char** triangleMaterialBase, int& numTriangles, int& triangleMaterialStride, PHY_ScalarType& triangleType, int subpart)
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{
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btAssert(subpart < getNumSubParts());
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btMaterialProperties& mats = m_materials[subpart];
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numMaterials = mats.m_numMaterials;
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(*materialBase) = (unsigned char*)mats.m_materialBase;
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#ifdef BT_USE_DOUBLE_PRECISION
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materialType = PHY_DOUBLE;
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#else
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materialType = PHY_FLOAT;
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#endif
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materialStride = mats.m_materialStride;
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numTriangles = mats.m_numTriangles;
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(*triangleMaterialBase) = (unsigned char*)mats.m_triangleMaterialsBase;
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triangleMaterialStride = mats.m_triangleMaterialStride;
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triangleType = mats.m_triangleType;
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}
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void btTriangleIndexVertexMaterialArray::getLockedReadOnlyMaterialBase(const unsigned char** materialBase, int& numMaterials, PHY_ScalarType& materialType, int& materialStride,
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const unsigned char** triangleMaterialBase, int& numTriangles, int& triangleMaterialStride, PHY_ScalarType& triangleType, int subpart)
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{
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btMaterialProperties& mats = m_materials[subpart];
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numMaterials = mats.m_numMaterials;
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(*materialBase) = (const unsigned char*)mats.m_materialBase;
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#ifdef BT_USE_DOUBLE_PRECISION
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materialType = PHY_DOUBLE;
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#else
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materialType = PHY_FLOAT;
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#endif
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materialStride = mats.m_materialStride;
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numTriangles = mats.m_numTriangles;
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(*triangleMaterialBase) = (const unsigned char*)mats.m_triangleMaterialsBase;
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triangleMaterialStride = mats.m_triangleMaterialStride;
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triangleType = mats.m_triangleType;
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}
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