CudaExternalForceField.inl

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00001 /******************************************************************************
00002 *       SOFA, Simulation Open-Framework Architecture, version 1.0 beta 3      *
00003 *                (c) 2006-2008 MGH, INRIA, USTL, UJF, CNRS                    *
00004 *                                                                             *
00005 * This library is free software; you can redistribute it and/or modify it     *
00006 * under the terms of the GNU Lesser General Public License as published by    *
00007 * the Free Software Foundation; either version 2.1 of the License, or (at     *
00008 * your option) any later version.                                             *
00009 *                                                                             *
00010 * This library is distributed in the hope that it will be useful, but WITHOUT *
00011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or       *
00012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License *
00013 * for more details.                                                           *
00014 *                                                                             *
00015 * You should have received a copy of the GNU Lesser General Public License    *
00016 * along with this library; if not, write to the Free Software Foundation,     *
00017 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.          *
00018 *******************************************************************************
00019 *                               SOFA :: Modules                               *
00020 *                                                                             *
00021 * Authors: The SOFA Team and external contributors (see Authors.txt)          *
00022 *                                                                             *
00023 * Contact information: contact@sofa-framework.org                             *
00024 ******************************************************************************/
00025 #ifndef SOFA_GPU_CUDA_CUDAEXTERNALFORCEFIELD_INL
00026 #define SOFA_GPU_CUDA_CUDAEXTERNALFORCEFIELD_INL
00027 
00028 #include "CudaExternalForceField.h"
00029 #include <sofa/component/interactionforcefield/ExternalForceField.inl>
00030 
00031 namespace sofa
00032 {
00033 
00034 namespace gpu
00035 {
00036 
00037 namespace cuda
00038 {
00039 
00040 extern "C"
00041 {
00042 void ExternalForceFieldCuda3f_addForce(unsigned int size,void* f, const void* indices,const void *forces );
00043 
00044 };
00045 
00046 } // namespace cuda
00047 
00048 } // namespace gpu
00049 
00050 
00051 
00052 namespace component
00053 {
00054 
00055 namespace interactionforcefield
00056 {
00057 
00058 using namespace gpu::cuda;
00059 
00060 template<>
00061 void ExternalForceField<sofa::gpu::cuda::CudaVec3fTypes>::addForce (VecDeriv& f, const VecCoord&/* p*/, const VecDeriv& /*v*/)
00062 {
00063     gpu::cuda::CudaVector<unsigned> indices;
00064         unsigned n=m_indices.getValue().size();
00065     indices.resize(n);
00066     for(unsigned i=0;i<m_indices.getValue().size();i++)
00067             indices[i]=m_indices.getValue()[i];
00068    sofa::gpu::cuda::ExternalForceFieldCuda3f_addForce(m_indices.getValue().size(), f.deviceWrite(),indices.deviceRead(),m_forces.getValue().deviceRead());
00069 }
00070 
00071 
00072 } // namespace interactionforcefield
00073 
00074 } // namespace component
00075 
00076 } // namespace sofa
00077 
00078 #endif