83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
/*
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* Copyright 1993-2006 NVIDIA Corporation. All rights reserved.
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*
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* NOTICE TO USER:
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*
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* This source code is subject to NVIDIA ownership rights under U.S. and
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* international Copyright laws.
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*
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* NVIDIA MAKES NO REPRESENTATION ABOUT THE SUITABILITY OF THIS SOURCE
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* CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR
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* IMPLIED WARRANTY OF ANY KIND. NVIDIA DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOURCE CODE, INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE.
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* IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL,
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* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE
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* OR PERFORMANCE OF THIS SOURCE CODE.
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*
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* U.S. Government End Users. This source code is a "commercial item" as
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* that term is defined at 48 C.F.R. 2.101 (OCT 1995), consisting of
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* "commercial computer software" and "commercial computer software
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* documentation" as such terms are used in 48 C.F.R. 12.212 (SEPT 1995)
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* and is provided to the U.S. Government only as a commercial end item.
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* Consistent with 48 C.F.R.12.212 and 48 C.F.R. 227.7202-1 through
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* 227.7202-4 (JUNE 1995), all U.S. Government End Users acquire the
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* source code with only those rights set forth herein.
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*/
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#ifndef __RENDER_PARTICLES__
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#define __RENDER_PARTICLES__
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class ParticleRenderer
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{
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public:
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ParticleRenderer();
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~ParticleRenderer();
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void setPositions(float *pos, int numParticles);
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void setVertexBuffer(unsigned int vbo, int numParticles);
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void setColorBuffer(unsigned int vbo) { m_colorVBO = vbo; }
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enum DisplayMode
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{
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PARTICLE_POINTS,
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PARTICLE_SPHERES,
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PARTICLE_NUM_MODES
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};
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void display(DisplayMode mode = PARTICLE_POINTS);
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void displayGrid();
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void setPointSize(float size) { m_pointSize = size; }
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void setParticleRadius(float r) { m_particleRadius = r; }
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void setFOV(float fov) { m_fov = fov; }
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void setWindowSize(int w, int h) { m_window_w = w; m_window_h = h; }
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void showProfileInfo(float& xOffset,float& yStart, float yIncr);
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void displayProfileString(int xOffset,int yStart,char* message);
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class CProfileIterator* m_profileIterator;
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protected: // methods
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void _initGL();
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void _drawPoints();
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GLuint _compileProgram(const char *vsource, const char *fsource);
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protected: // data
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float *m_pos;
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int m_numParticles;
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float m_pointSize;
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float m_particleRadius;
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float m_fov;
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int m_window_w, m_window_h;
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GLuint m_program;
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GLuint m_vbo;
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GLuint m_colorVBO;
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};
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#endif //__ RENDER_PARTICLES__
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