77 lines
3.2 KiB
C++
77 lines
3.2 KiB
C++
/*
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Bullet Continuous Collision Detection and Physics Library
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Copyright (c) 2003-2006 Erwin Coumans http://continuousphysics.com/Bullet/
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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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#include "btSoftBodyRigidBodyCollisionConfiguration.h"
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#include "btSoftRigidCollisionAlgorithm.h"
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#include "btSoftSoftCollisionAlgorithm.h"
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btSoftBodyRigidBodyCollisionConfiguration::btSoftBodyRigidBodyCollisionConfiguration(btStackAlloc* stackAlloc,btPoolAllocator* persistentManifoldPool,btPoolAllocator* collisionAlgorithmPool)
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:btDefaultCollisionConfiguration(stackAlloc,persistentManifoldPool,collisionAlgorithmPool)
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{
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void* mem;
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mem = btAlignedAlloc(sizeof(btSoftSoftCollisionAlgorithm::CreateFunc),16);
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m_softSoftCreateFunc = new(mem) btSoftSoftCollisionAlgorithm::CreateFunc;
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mem = btAlignedAlloc(sizeof(btSoftRigidCollisionAlgorithm::CreateFunc),16);
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m_softRigidCreateFunc = new(mem) btSoftRigidCollisionAlgorithm::CreateFunc;
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mem = btAlignedAlloc(sizeof(btSoftRigidCollisionAlgorithm::CreateFunc),16);
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m_swappedSoftRigidCreateFunc = new(mem) btSoftRigidCollisionAlgorithm::CreateFunc;
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m_swappedSoftRigidCreateFunc->m_swapped=true;
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}
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btSoftBodyRigidBodyCollisionConfiguration::~btSoftBodyRigidBodyCollisionConfiguration()
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{
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m_softSoftCreateFunc->~btCollisionAlgorithmCreateFunc();
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btAlignedFree( m_softSoftCreateFunc);
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m_softRigidCreateFunc->~btCollisionAlgorithmCreateFunc();
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btAlignedFree( m_softRigidCreateFunc);
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m_swappedSoftRigidCreateFunc->~btCollisionAlgorithmCreateFunc();
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btAlignedFree( m_swappedSoftRigidCreateFunc);
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}
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///creation of soft-soft and soft-rigid, and otherwise fallback to base class implementation
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btCollisionAlgorithmCreateFunc* btSoftBodyRigidBodyCollisionConfiguration::getCollisionAlgorithmCreateFunc(int proxyType0,int proxyType1)
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{
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///try to handle the softbody interactions first
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if ((proxyType0 == SOFTBODY_SHAPE_PROXYTYPE ) && (proxyType1==SOFTBODY_SHAPE_PROXYTYPE))
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{
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return m_softSoftCreateFunc;
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}
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///other can't be also softbody, so assume rigid for now
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if (proxyType0 == SOFTBODY_SHAPE_PROXYTYPE )
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{
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return m_softRigidCreateFunc;
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}
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///other can't be also softbody, so assume rigid for now
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if (proxyType1 == SOFTBODY_SHAPE_PROXYTYPE )
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{
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return m_swappedSoftRigidCreateFunc;
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}
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///fallback to the regular rigid collision shape
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return btDefaultCollisionConfiguration::getCollisionAlgorithmCreateFunc(proxyType0,proxyType1);
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} |