Files
bullet3/Extras/CUDA/render_particles.h

83 lines
2.8 KiB
C++

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