int main(int argc, char* args[])
{
//this is me being difficult
initGLUT(const_cast<int&>(argc), args);
if(!initGL()){
printf("Unable to initialize GL : main\n");
return 1;
}
if(!initGFXPrograms()){
printf("Unable to initialize GFX Programs : main\n");
return 2;
}
if(!loadMedia()){
printf("Unable to load media : main\n");
return 3;
}
//second thread
moodState.start();
moodState.addMessageCarrier(msgs);
glutKeyboardFunc(vfp_handleKeys);
glutDisplayFunc(vfp_render);
glutTimerFunc(TIME, vfp_mainLoop, 0);
glutMainLoop();
return 0;
}
int main(int argc, char** argv) {
for (int i = 0; i < M.GetLayers(); i++)
{
M.Show(i);
printf("\n");
}
current_elevator_i = M.getElevatorI();
current_elevator_j = M.getElevatorJ();
fvc = read_obj("flashlight.obj", fv, ftv, fn);
initGLUT(&argc, argv);
initGLEW();
initOpenGL();
glutKeyboardFunc(Movement);
glutWarpPointer(200, 200);
glutMotionFunc(MouseActiveMotion);
glutPassiveMotionFunc(MouseMotion);
glutMouseFunc(MouseButtons);
glutMainLoop();
freeVAO();
freeVBO();
cleanShaders();
return 0;
}
int create_window(struct window *window) {
if (window == 0) {
return 1;
}
initGLUT(window);
return 0;
}
bool Engine::init() {
window = new WindowInfo(std::string("EEL"), 200, 200, 800, 800, true);
context = new ContextInfo(3, 3, true /*CORE*/);
framebuffer = new FramebufferInfo(true, true, true, true);
initGLUT();
sceneManager = new SceneManager();
listener = sceneManager;
shaderManager = new ShaderManager();
modelManager = new ModelManager();
textureLoader = new TextureLoader();
inputManager = new InputManager();
if(sceneManager && shaderManager && modelManager && textureLoader && inputManager) {
sceneManager->setModelManager(modelManager);
sceneManager->setInputManager(inputManager);
inputManager->setWindowInfo(window);
//inputManager->toggleMouseCapture();
} else {
return false;
}
return true;
}
int main(int argc, char** argv)
{
srand(time(0));
initGLUT(argc, argv);
initGL();
glutMainLoop();
return 0;
}
int start_engine(int argc, char** argv)
{
srand(time(0));
initGLUT(argc, argv);
initGL();
initBOX2D(&world);
glutMainLoop();
return 0;
}
int main(int argc, char** argv){
globalEngine = new Engine();
globalCamera = new Camera();
initGLUT(&argc, argv);
initGLEW();
loadModels();
initOpenGL();
glutMainLoop();
return 0;
}
int main(int argc, char** argv) {
printInstructions();
initGLUT(&argc, argv);
gluOrtho2D(0, W, H, 0);
glutKeyboardFunc(keyboard);
glutSpecialFunc(handleSpecialKeypress);
glutPassiveMotionFunc(mouseMove);
glutMotionFunc(mouseDrag);
glutDisplayFunc(display);
initPixelBuffer();
glutMainLoop();
atexit(exitfunc);
return 0;
}
void OpenGLHelper::initOpenGL(int *argc, char** argv, string windowCaption, int windowXPosition, int windowYPosition, int windowWidth, int windowHeight)
{
initGLUT(argc, argv, windowCaption, windowXPosition, windowYPosition, windowWidth, windowHeight);
initGLEW();
glEnable(GL_LIGHTING);
glEnable(GL_COLOR_MATERIAL);
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHT0);
glEnable(GL_NORMALIZE);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
GLint textureUnits = 3;
glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &textureUnits);
int main(int argc, char** argv) {
cudaMalloc(&d_vol, NX*NY*NZ*sizeof(float)); // 3D volume data
volumeKernelLauncher(d_vol, volumeSize, id, params);
printInstructions();
initGLUT(&argc, argv);
createMenu();
gluOrtho2D(0, W, H, 0);
glutKeyboardFunc(keyboard);
glutSpecialFunc(handleSpecialKeypress);
glutDisplayFunc(display);
initPixelBuffer();
glutMainLoop();
atexit(exitfunc);
return 0;
}
int main(int argc, char **argv) {
if (argc != 2) {
fprintf(stderr,"Usage: MazeViewer <file>\n");
fprintf(stderr,"argc: %d\n", argc);
getchar();
return -1;
}
setDefaults();
initGLUT(argc, argv);
sceneCleanup();
return 1;
}
int main(const int argc, const char* argv[])
{
printf("<< %s >>\n", TITLE);
//GLU initialize
{
initGLUT(argc, argv);
createGLUTWindow();
}
//GLEW initialize
{
const GLenum result = initGLEW();
if (result != GLEW_OK){ abort_program(); return EXIT_FAILURE; }
}
{
printGLEWInfo();
const bool result = checkGLEWFunctions();
if (!result){ abort_program(); return EXIT_FAILURE; }
}
//Shader initialize
const GLuint vertex_shader_handle = createAndLoadVertexShaderAll();
if (!vertex_shader_handle){ abort_program(); return EXIT_FAILURE; }
const GLuint fragment_shader_handle = createAndLoadFragmentShaderAll();
if (!fragment_shader_handle){ abort_program(); return EXIT_FAILURE; }
const GLuint program_handle = createAndLinkShaderProgram(vertex_shader_handle, fragment_shader_handle);
g_program_handle = program_handle;
printActiveAttribInfo(program_handle);
printActiveUniformInfo(program_handle);
//GLM test
testGLM();
//Main loop
setupGLUTFunctions();
mainloopGLUT();
return EXIT_SUCCESS;
}
int main(int argc, char** argv)
{
initApplication( argc, argv );
//initGL( argc, argv );
initGLUT( argc, argv );
GLenum err = glewInit();
if (err || !glewIsSupported("GL_VERSION_2_0 GL_ARB_pixel_buffer_object"))
{
fprintf(stderr, "Required OpenGL extensions missing.");
exit(-1);
} else {
initCUDA( argc, argv );
initObservationSpace();
// init the pbo
dispResp->createPBO(); // Create pixel buffer object
// init result device memory
//createResMem();
atexit(cleanUpAtExit);
//
printHelpMenu();
// start glut main loop
glutMainLoop();
}
return 0;
}
void Labyrinth::init(int* argc, char** argv, int w, int h) {
m_w_width = 800;
m_w_height = 800;
m_key_u_press = false;
m_key_d_press = false;
m_key_l_press = false;
m_key_r_press = false;
m_key_u_val = 119; // w
m_key_l_val = 97; // a
m_key_d_val = 115; // s
m_key_r_val = 100; // d
m_maze_offset_x = m_w_width/2;
m_maze_offset_y = m_w_height/2;
m_max_maze_size = 10;
m_light_radius = 50;
m_film_grain = false;
m_film_grain_val = 400;
m_show_data = false;
m_splash_screen = true;
m_frame_count = 0;
m_frame_time = 0;
m_fps = 0;
if(!m_screen)
m_screen = new Screen(w,h);
if(!m_maze)
m_maze = new Maze();
if(!m_player)
m_player = new Player(m_maze->nodeAt(0,0));
initGLUT(argc,argv);
registerCallbacks();
}
int main(int argc, char **argv)
{
initSharedMem();
// register exit callback
atexit(exitCB);
// init GLUT and GL
initGLUT(argc, argv);
initGL();
// get OpenGL info
glInfo glInfo;
glInfo.getInfo();
glInfo.printSelf();
#ifdef _WIN32
// check PBO is supported by your video card
if(glInfo.isExtensionSupported("GL_ARB_pixel_buffer_object"))
{
// get pointers to GL functions
glGenBuffersARB = (PFNGLGENBUFFERSARBPROC)wglGetProcAddress("glGenBuffersARB");
glBindBufferARB = (PFNGLBINDBUFFERARBPROC)wglGetProcAddress("glBindBufferARB");
glBufferDataARB = (PFNGLBUFFERDATAARBPROC)wglGetProcAddress("glBufferDataARB");
glBufferSubDataARB = (PFNGLBUFFERSUBDATAARBPROC)wglGetProcAddress("glBufferSubDataARB");
glDeleteBuffersARB = (PFNGLDELETEBUFFERSARBPROC)wglGetProcAddress("glDeleteBuffersARB");
glGetBufferParameterivARB = (PFNGLGETBUFFERPARAMETERIVARBPROC)wglGetProcAddress("glGetBufferParameterivARB");
glMapBufferARB = (PFNGLMAPBUFFERARBPROC)wglGetProcAddress("glMapBufferARB");
glUnmapBufferARB = (PFNGLUNMAPBUFFERARBPROC)wglGetProcAddress("glUnmapBufferARB");
// check once again PBO extension
if(glGenBuffersARB && glBindBufferARB && glBufferDataARB && glBufferSubDataARB &&
glMapBufferARB && glUnmapBufferARB && glDeleteBuffersARB && glGetBufferParameterivARB)
{
pboSupported = pboUsed = true;
std::cout << "Video card supports GL_ARB_pixel_buffer_object." << std::endl;
}
else
{
pboSupported = pboUsed = false;
std::cout << "Video card does NOT support GL_ARB_pixel_buffer_object." << std::endl;
}
}
// check EXT_swap_control is supported
if(glInfo.isExtensionSupported("WGL_EXT_swap_control"))
{
// get pointers to WGL functions
wglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT");
wglGetSwapIntervalEXT = (PFNWGLGETSWAPINTERVALEXTPROC)wglGetProcAddress("wglGetSwapIntervalEXT");
if(wglSwapIntervalEXT && wglGetSwapIntervalEXT)
{
// disable v-sync
wglSwapIntervalEXT(0);
std::cout << "Video card supports WGL_EXT_swap_control." << std::endl;
}
}
#else // for linux, do not need to get function pointers, it is up-to-date
if(glInfo.isExtensionSupported("GL_ARB_pixel_buffer_object"))
{
pboSupported = pboUsed = true;
std::cout << "Video card supports GL_ARB_pixel_buffer_object." << std::endl;
}
else
{
pboSupported = pboUsed = false;
std::cout << "Video card does NOT support GL_ARB_pixel_buffer_object." << std::endl;
}
#endif
if(pboSupported)
{
// create 2 pixel buffer objects, you need to delete them when program exits.
// glBufferDataARB with NULL pointer reserves only memory space.
glGenBuffersARB(PBO_COUNT, pboIds);
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, pboIds[0]);
glBufferDataARB(GL_PIXEL_PACK_BUFFER_ARB, DATA_SIZE, 0, GL_STREAM_READ_ARB);
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, pboIds[1]);
glBufferDataARB(GL_PIXEL_PACK_BUFFER_ARB, DATA_SIZE, 0, GL_STREAM_READ_ARB);
glBindBufferARB(GL_PIXEL_PACK_BUFFER_ARB, 0);
}
// start timer, the elapsed time will be used for updateVertices()
timer.start();
// the last GLUT call (LOOP)
// window will be shown and display callback is triggered by events
// NOTE: this call never return main().
glutMainLoop(); /* Start GLUT event-processing loop */
return 0;
}
int main(int argc, char **argv)
{
// init global vars
initSharedMem();
// register exit callback
atexit(exitCB);
// init GLUT and GL
initGLUT(argc, argv);
initGL();
// create a texture object
glGenTextures(1, &textureId);
glBindTexture(GL_TEXTURE_2D, textureId);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_GENERATE_MIPMAP, GL_TRUE); // automatic mipmap generation included in OpenGL v1.4
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, TEXTURE_WIDTH, TEXTURE_HEIGHT, 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
glBindTexture(GL_TEXTURE_2D, 0);
// get OpenGL info
glInfo glInfo;
glInfo.getInfo();
//glInfo.printSelf();
#ifdef _WIN32
// check if FBO is supported by your video card
if(glInfo.isExtensionSupported("GL_ARB_framebuffer_object"))
{
// get pointers to GL functions
glGenFramebuffers = (PFNGLGENFRAMEBUFFERSPROC)wglGetProcAddress("glGenFramebuffers");
glDeleteFramebuffers = (PFNGLDELETEFRAMEBUFFERSPROC)wglGetProcAddress("glDeleteFramebuffers");
glBindFramebuffer = (PFNGLBINDFRAMEBUFFERPROC)wglGetProcAddress("glBindFramebuffer");
glCheckFramebufferStatus = (PFNGLCHECKFRAMEBUFFERSTATUSPROC)wglGetProcAddress("glCheckFramebufferStatus");
glGetFramebufferAttachmentParameteriv = (PFNGLGETFRAMEBUFFERATTACHMENTPARAMETERIVPROC)wglGetProcAddress("glGetFramebufferAttachmentParameteriv");
glGenerateMipmap = (PFNGLGENERATEMIPMAPPROC)wglGetProcAddress("glGenerateMipmap");
glFramebufferTexture1D = (PFNGLFRAMEBUFFERTEXTURE1DPROC)wglGetProcAddress("glFramebufferTexture1D");
glFramebufferTexture2D = (PFNGLFRAMEBUFFERTEXTURE2DPROC)wglGetProcAddress("glFramebufferTexture2D");
glFramebufferTexture3D = (PFNGLFRAMEBUFFERTEXTURE3DPROC)wglGetProcAddress("glFramebufferTexture3D");
glFramebufferTextureLayer = (PFNGLFRAMEBUFFERTEXTURELAYERPROC)wglGetProcAddress("glFramebufferTextureLayer");
glFramebufferRenderbuffer = (PFNGLFRAMEBUFFERRENDERBUFFERPROC)wglGetProcAddress("glFramebufferRenderbuffer");
glIsFramebuffer = (PFNGLISFRAMEBUFFERPROC)wglGetProcAddress("glIsFramebuffer");
glBlitFramebuffer = (PFNGLBLITFRAMEBUFFERPROC)wglGetProcAddress("glBlitFramebuffer");
glGenRenderbuffers = (PFNGLGENRENDERBUFFERSPROC)wglGetProcAddress("glGenRenderbuffers");
glDeleteRenderbuffers = (PFNGLDELETERENDERBUFFERSPROC)wglGetProcAddress("glDeleteRenderbuffers");
glBindRenderbuffer = (PFNGLBINDRENDERBUFFERPROC)wglGetProcAddress("glBindRenderbuffer");
glRenderbufferStorage = (PFNGLRENDERBUFFERSTORAGEPROC)wglGetProcAddress("glRenderbufferStorage");
glRenderbufferStorageMultisample = (PFNGLRENDERBUFFERSTORAGEMULTISAMPLEPROC)wglGetProcAddress("glRenderbufferStorageMultisample");
glGetRenderbufferParameteriv = (PFNGLGETRENDERBUFFERPARAMETERIVPROC)wglGetProcAddress("glGetRenderbufferParameteriv");
glIsRenderbuffer = (PFNGLISRENDERBUFFERPROC)wglGetProcAddress("glIsRenderbuffer");
// check once again FBO extension
if(glGenFramebuffers && glDeleteFramebuffers && glBindFramebuffer && glCheckFramebufferStatus &&
glGetFramebufferAttachmentParameteriv && glGenerateMipmap && glFramebufferTexture1D && glFramebufferTexture2D && glFramebufferTexture3D &&
glFramebufferTextureLayer && glFramebufferRenderbuffer && glIsFramebuffer && glBlitFramebuffer &&
glGenRenderbuffers && glDeleteRenderbuffers && glBindRenderbuffer && glRenderbufferStorage &&
glRenderbufferStorageMultisample && glGetRenderbufferParameteriv && glIsRenderbuffer)
{
fboSupported = fboUsed = true;
std::cout << "Video card supports GL_ARB_framebuffer_object." << std::endl;
}
else
{
fboSupported = fboUsed = false;
std::cout << "Video card does NOT support GL_ARB_framebuffer_object." << std::endl;
}
}
// check EXT_swap_control is supported
if(glInfo.isExtensionSupported("WGL_EXT_swap_control"))
{
// get pointers to WGL functions
wglSwapIntervalEXT = (PFNWGLSWAPINTERVALEXTPROC)wglGetProcAddress("wglSwapIntervalEXT");
wglGetSwapIntervalEXT = (PFNWGLGETSWAPINTERVALEXTPROC)wglGetProcAddress("wglGetSwapIntervalEXT");
if(wglSwapIntervalEXT && wglGetSwapIntervalEXT)
{
// disable v-sync
wglSwapIntervalEXT(0);
std::cout << "Video card supports WGL_EXT_swap_control." << std::endl;
}
}
#else // for linux, do not need to get function pointers, it is up-to-date
if(glInfo.isExtensionSupported("GL_ARB_framebuffer_object"))
{
fboSupported = fboUsed = true;
std::cout << "Video card supports GL_ARB_framebuffer_object." << std::endl;
}
else
{
fboSupported = fboUsed = false;
std::cout << "Video card does NOT support GL_ARB_framebuffer_object." << std::endl;
}
#endif
if(fboSupported)
{
// create a MSAA framebuffer object
// NOTE: All attachment images must have the same # of samples.
// Ohterwise, the framebuffer status will not be completed.
glGenFramebuffers(1, &fboMsaaId);
glBindFramebuffer(GL_FRAMEBUFFER, fboMsaaId);
// create a MSAA renderbuffer object to store color info
glGenRenderbuffers(1, &rboColorId);
glBindRenderbuffer(GL_RENDERBUFFER, rboColorId);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, msaaCount, GL_RGB8, TEXTURE_WIDTH, TEXTURE_HEIGHT);
glBindRenderbuffer(GL_RENDERBUFFER, 0);
// create a MSAA renderbuffer object to store depth info
// NOTE: A depth renderable image should be attached the FBO for depth test.
// If we don't attach a depth renderable image to the FBO, then
// the rendering output will be corrupted because of missing depth test.
// If you also need stencil test for your rendering, then you must
// attach additional image to the stencil attachement point, too.
glGenRenderbuffers(1, &rboDepthId);
glBindRenderbuffer(GL_RENDERBUFFER, rboDepthId);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, msaaCount, GL_DEPTH_COMPONENT, TEXTURE_WIDTH, TEXTURE_HEIGHT);
glBindRenderbuffer(GL_RENDERBUFFER, 0);
// attach msaa RBOs to FBO attachment points
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, rboColorId);
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, rboDepthId);
// create a normal (no MSAA) FBO to hold a render-to-texture
glGenFramebuffers(1, &fboId);
glBindFramebuffer(GL_FRAMEBUFFER, fboId);
glGenRenderbuffers(1, &rboId);
glBindRenderbuffer(GL_RENDERBUFFER, rboId);
glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT, TEXTURE_WIDTH, TEXTURE_HEIGHT);
glBindRenderbuffer(GL_RENDERBUFFER, 0);
// attach a texture to FBO color attachement point
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, textureId, 0);
// attach a rbo to FBO depth attachement point
glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, rboId);
//@@ disable color buffer if you don't attach any color buffer image,
//@@ for example, rendering the depth buffer only to a texture.
//@@ Otherwise, glCheckFramebufferStatus will not be complete.
//glDrawBuffer(GL_NONE);
//glReadBuffer(GL_NONE);
// check FBO status
printFramebufferInfo(fboMsaaId);
bool status = checkFramebufferStatus(fboMsaaId);
if(!status)
fboUsed = false;
glBindFramebuffer(GL_FRAMEBUFFER, 0);
}
// start timer, the elapsed time will be used for rotating the teapot
timer.start();
// the last GLUT call (LOOP)
// window will be shown and display callback is triggered by events
// NOTE: this call never return main().
glutMainLoop(); /* Start GLUT event-processing loop */
return 0;
}
