btSoftBodySolverOutputCLtoGL.h

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00001 /*
00002 Bullet Continuous Collision Detection and Physics Library
00003 Copyright (c) 2003-2006 Erwin Coumans  http://continuousphysics.com/Bullet/
00004 
00005 This software is provided 'as-is', without any express or implied warranty.
00006 In no event will the authors be held liable for any damages arising from the use of this software.
00007 Permission is granted to anyone to use this software for any purpose, 
00008 including commercial applications, and to alter it and redistribute it freely, 
00009 subject to the following restrictions:
00010 
00011 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.
00012 2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
00013 3. This notice may not be removed or altered from any source distribution.
00014 */
00015 
00016 #ifndef BT_SOFT_BODY_SOLVER_OUTPUT_CL_TO_GL_H
00017 #define BT_SOFT_BODY_SOLVER_OUTPUT_CL_TO_GL_H
00018 
00019 #include "btSoftBodySolver_OpenCL.h"
00020 
00025 class btSoftBodySolverOutputCLtoGL : public btSoftBodySolverOutput
00026 {
00027 protected:
00028         cl_command_queue        m_cqCommandQue;
00029         cl_context                      m_cxMainContext;
00030         CLFunctions                     clFunctions;
00031         
00032         cl_kernel               outputToVertexArrayWithNormalsKernel;
00033         cl_kernel               outputToVertexArrayWithoutNormalsKernel;
00034 
00035         bool m_shadersInitialized;
00036         
00037         virtual bool checkInitialized();        
00038         virtual bool buildShaders();
00039         void releaseKernels();
00040 public:
00041         btSoftBodySolverOutputCLtoGL(cl_command_queue cqCommandQue, cl_context cxMainContext) :
00042                 m_cqCommandQue( cqCommandQue ),
00043                 m_cxMainContext( cxMainContext ),
00044                 clFunctions(cqCommandQue, cxMainContext),
00045                 outputToVertexArrayWithNormalsKernel( 0 ),
00046                 outputToVertexArrayWithoutNormalsKernel( 0 ),
00047                 m_shadersInitialized( false )
00048         {
00049         }
00050 
00051         virtual ~btSoftBodySolverOutputCLtoGL()
00052         {
00053                 releaseKernels();
00054         }
00055 
00057         virtual void copySoftBodyToVertexBuffer( const btSoftBody * const softBody, btVertexBufferDescriptor *vertexBuffer );
00058 };
00059 
00060 
00061 
00062 #endif // #ifndef BT_SOFT_BODY_SOLVER_OUTPUT_CL_TO_GL_H