/usr/include/sofa/gpu/cuda/CudaVisualModel.h is in libsofa1-dev 1.0~beta4-6.
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* SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4 *
* (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS *
* *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, or (at *
* your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, but WITHOUT *
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
*******************************************************************************
* SOFA :: Modules *
* *
* Authors: The SOFA Team and external contributors (see Authors.txt) *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#ifndef SOFA_GPU_CUDA_CUDAVISUALMODEL_H
#define SOFA_GPU_CUDA_CUDAVISUALMODEL_H
#include <sofa/core/VisualModel.h>
#include <sofa/core/componentmodel/topology/BaseMeshTopology.h>
#include <sofa/core/componentmodel/behavior/State.h>
#include "CudaTypes.h"
namespace sofa
{
namespace gpu
{
namespace cuda
{
template<class DataTypes>
class CudaKernelsCudaVisualModel;
} // namespace cuda
} // namespace gpu
namespace component
{
namespace visualmodel
{
template <class TDataTypes>
class CudaVisualModel : public core::VisualModel
{
public:
//typedef gpu::cuda::CudaVectorTypes<TCoord,TDeriv,TReal> DataTypes;
typedef TDataTypes DataTypes;
typedef typename DataTypes::VecCoord VecCoord;
typedef typename DataTypes::VecDeriv VecDeriv;
typedef typename DataTypes::Coord Coord;
typedef typename DataTypes::Deriv Deriv;
typedef typename DataTypes::Real Real;
typedef core::componentmodel::topology::BaseMeshTopology::PointID Index;
typedef core::componentmodel::topology::BaseMeshTopology::Triangle Triangle;
typedef core::componentmodel::topology::BaseMeshTopology::SeqTriangles SeqTriangles;
typedef core::componentmodel::topology::BaseMeshTopology::Quad Quad;
typedef core::componentmodel::topology::BaseMeshTopology::SeqQuads SeqQuads;
typedef core::componentmodel::behavior::State<DataTypes> TState;
typedef gpu::cuda::CudaKernelsCudaVisualModel<DataTypes> Kernels;
TState* state;
core::componentmodel::topology::BaseMeshTopology* topology;
bool needUpdateTopology;
gpu::cuda::CudaVector<Triangle> triangles;
gpu::cuda::CudaVector<Quad> quads;
VecCoord fnormals;
VecCoord vnormals;
int nbElement; ///< number of elements
int nbVertex; ///< number of vertices to process to compute all elements
int nbElementPerVertex; ///< max number of elements connected to a vertex
/// Index of elements attached to each points (layout per bloc of NBLOC vertices, with first element of each vertex, then second element, etc)
gpu::cuda::CudaVector<int> velems;
Data<defaulttype::Vec4f> matAmbient, matDiffuse, matSpecular, matEmissive;
Data<float> matShininess;
Data<bool> useVBO;
Data<bool> computeNormals;
CudaVisualModel()
: state(NULL), topology(NULL), needUpdateTopology(true), nbElement(0), nbVertex(0), nbElementPerVertex(0)
, matAmbient ( initData( &matAmbient, defaulttype::Vec4f(0.1f,0.1f,0.1f,0.0f), "ambient", "material ambient color") )
, matDiffuse ( initData( &matDiffuse, defaulttype::Vec4f(0.8f,0.8f,0.8f,1.0f), "diffuse", "material diffuse color and alpha") )
, matSpecular ( initData( &matSpecular, defaulttype::Vec4f(1.0f,1.0f,1.0f,0.0f), "specular", "material specular color") )
, matEmissive ( initData( &matEmissive, defaulttype::Vec4f(0.0f,0.0f,0.0f,0.0f), "emissive", "material emissive color") )
, matShininess( initData( &matShininess, 45.0f, "shininess", "material specular shininess") )
, useVBO( initData( &useVBO, false, "useVBO", "true to activate Vertex Buffer Object") )
, computeNormals( initData( &computeNormals, false, "computeNormals", "true to compute smooth normals") )
{}
virtual void init();
virtual void reinit();
virtual void drawVisual();
virtual void updateVisual();
protected:
void updateTopology();
void updateNormals();
void initV(int nbe, int nbv, int nbelemperv)
{
nbElement = nbe;
nbVertex = nbv;
nbElementPerVertex = nbelemperv;
int nbloc = (nbVertex+BSIZE-1)/BSIZE;
velems.resize(nbloc*nbElementPerVertex*BSIZE);
for (unsigned int i=0;i<velems.size();i++)
velems[i] = 0;
}
void setV(int vertex, int num, int index)
{
int bloc = vertex/BSIZE;
int b_x = vertex%BSIZE;
velems[ bloc*BSIZE*nbElementPerVertex // start of the bloc
+ num*BSIZE // offset to the element
+ b_x // offset to the vertex
] = index+1;
}
};
} // namespace visualmodel
} // namespace component
} // namespace sofa
#endif
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