int main(int argc, char *argv[]) {
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(500,500);
glutInitWindowPosition(10,10);
glutCreateWindow("Spline");
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutKeyboardFunc(keyboard);
glutMouseFunc(mouse);
glutMotionFunc(mouseMotion);
installShaders();
/*
matrixIdentity(ModelView);
matrixLookat(ModelView,
.1, 0, 600,
0, 0, 0,
0, 0, 1);
matrixIdentity(Projection);
matrixPerspective(Projection,
fovy, 1, 0.01, 1000);
*/
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(40.0, 1.0, 0.1, 1000);
setView();
Color[0] = 1.0; Color[1] = 1.0; Color[2] = 0.0;
glutMainLoop();
return 0;
}
void initShader(char* shaderName, int id ) {
int success = 0;
int gl_major, gl_minor;
GLchar *VertexShaderSource,
*FragmentShaderSource;
glewInit();
// Make sure that OpenGL 2.0 is supported by the driver
getGlVersion(&gl_major, &gl_minor);
printf("GL_VERSION major=%d minor=%d\n", gl_major, gl_minor);
if (gl_major < 2) {
printf("GL_VERSION major=%d minor=%d\n", gl_major, gl_minor);
printf("Support for OpenGL 2.0 is required for this demo...exiting\n");
exit(1);
}
readShaderSource(shaderName, &VertexShaderSource, &FragmentShaderSource);
success = installShaders(VertexShaderSource, FragmentShaderSource, id);
if (!success) {
printf("Fail to load Shaders!!\n");
exit(0);
}
}
int main(int argc, char *argv[]) {
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGBA | GLUT_DEPTH);
glutInitWindowSize(800,800);
glutInitWindowPosition(10,10);
glutCreateWindow("Super Ellipsoid");
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
glutSpecialFunc(specialKeyboard);
glutMouseFunc(mouse);
glutMotionFunc(mouseMotion);
glutIdleFunc(idle);
glutCreateMenu(displayMenu);
glutAddMenuEntry("Increase m",1);
glutAddMenuEntry("Decrease m",2);
glutAddMenuEntry("Increase n",3);
glutAddMenuEntry("Decrease n",4);
glutAddMenuEntry("Exit",5);
glutAttachMenu(GLUT_RIGHT_BUTTON);
installShaders();
setCamera();
matrixIdentity(Projection);
matrixPerspective(Projection,
40, 1.0, (GLfloat) 1, 750);
initValues();
glClearColor(0.0,0.0,0.0,1.0);
glutMainLoop();
return 0;
}
bool Shader::Load(const char *filename)
{
strcpy(m_FileName, filename);
// console->printfAndRender("Compiling Shader '%s'", filename);
if( !readShaderSource() ) return false;
if( !installShaders() ) return false;
return true;
}
int main(int argc, char *argv[]) {
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(500,500);
glutInitWindowPosition(10,10);
glutCreateWindow("Robot Left Arm");
glutDisplayFunc(display);
glutIdleFunc(idle);
glutReshapeFunc(reshape);
glutKeyboardFunc(keyboard);
installShaders();
Color[0] = 1.0; Color[1] = 1.0; Color[2] = 0.0;
glutMainLoop();
return 0;
}
int main(int argc, char *argv[]) {
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGBA | GLUT_DEPTH);
glutInitWindowSize(800,800);
glutInitWindowPosition(70,70);
glutCreateWindow("ST HELENS TERRAIN");
initValues();
glutDisplayFunc(display);
glutKeyboardFunc(keyboard);
glutMouseFunc(mouse);
glutMotionFunc(mouseMotion);
glutIdleFunc(idle);
installShaders();
setCamera();
// nearPlane = radius - 1.3,farPlane = radius + 1.3;
matrixIdentity(Projection);
nearPlane = 1.3;
farPlane = 4.0;
matrixPerspective(Projection,
30, 1.0, (GLfloat) nearPlane, farPlane);
glUniform1f(nearPlaneUniform, nearPlane);
glUniform1f(farPlaneUniform, farPlane);
glClearColor(0.1,0.1,0.1,0.0);
glutMainLoop();
//freeing the memory
free(indicesArray);
free(normalsArray);
free(verticesArray);
return 0;
}
/*
* Main
*
******************************************************************************/
int main( int argc, char **argv )
{
int success = 0;
int gl_major, gl_minor;
GLchar *VertexShaderSource, *FragmentShaderSource;
glutInit( &argc, argv );
glutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
glutInitWindowSize(500, 500);
window = glutCreateWindow( "Temperature Shader");
glutDisplayFunc(display);
glutReshapeFunc(reshape);
// Initialize the "OpenGL Extension Wrangler" library
glewInit();
// Make sure that OpenGL 2.0 is supported by the driver
getGlVersion(&gl_major, &gl_minor);
printf("GL_VERSION major=%d minor=%d\n", gl_major, gl_minor);
if (gl_major < 2)
{
printf("GL_VERSION major=%d minor=%d\n", gl_major, gl_minor);
printf("Support for OpenGL 2.0 is required for this demo...exiting\n");
exit(1);
}
readShaderSource("temp", &VertexShaderSource, &FragmentShaderSource);
success = installShaders(VertexShaderSource, FragmentShaderSource);
if (success)
glutMainLoop();
return 0;
}
void begin()
{
// old-BATB didn't like to be initialized more than once :(
// hence, ignore re-init for specified parts, and continue with previous state
static bool empty = true;
// clear exit, making possible to start over again
//do_exit = false;
// copied from old::main:
//MainWindow::winPosX = 100;
//MainWindow::winPosY = 100;
//MainWindow::winWidth = 640;
//MainWindow::winHeight = 480;
// init glut
//glutInitWindowPosition(MainWindow::winPosX, MainWindow::winPosY);
//glutInitWindowSize (MainWindow::winWidth, MainWindow::winHeight);
//glutInit (&argc, argv);
//glutInitDisplayMode (GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
//MainWindow::main_window = glutCreateWindow("Beat About the Bush");
MainWindow::enableDisplayFunc();
// implemented as GLFW:
GLFWwindow* win = glfwGetCurrentContext();
glfwSetKeyCallback( win, MainWindow::glfwKey ); //glutKeyboardFunc (MainWindow::keyDownFn);
//glutSpecialFunc (MainWindow::specialDownFn);
////glutKeyboardUpFunc (MainWindow::keyUpFn);
////glutSpecialUpFunc (MainWindow::specialUpFn);
glfwSetCursorPosCallback( win, MainWindow::glfwCursorPos ); //glutMouseFunc (MainWindow::mousefn);
glfwSetMouseButtonCallback( win, MainWindow::glfwMouseButton); //glutMotionFunc (MainWindow::motionfn);
glfwSetWindowSizeCallback( win, MainWindow::glfwWindowSize ); //glutReshapeFunc (MainWindow::reshapefn);
glfwSetWindowFocusCallback( win, MainWindow::glfwWindowFocus ); //glutVisibilityFunc (MainWindow::visibility);
if ( empty )
{
// init plib, with no GLUT-binding!
puInitOLD();
puSetDefaultStyle ( PUSTYLE_SMALL_SHADED );
puSetDefaultColourScheme ( 0.3f, 0.4f, 0.6f, 1.0f);
// Initialize the "OpenGL Extension Wrangler" library
//glewInit();
}
mainWindow.initLights();
if ( empty )
{
mainWindow.init();
printVersions();
// Make sure that OpenGL 2.0 is supported by the driver
int gl_major, gl_minor;
getGlVersion(&gl_major, &gl_minor);
printf("GL_VERSION major=%d minor=%d\n", gl_major, gl_minor);
if (gl_major < 2)
{
printf("GL_VERSION major=%d minor=%d\n", gl_major, gl_minor);
printf("Support for OpenGL 2.0 is required for this demo...exiting\n");
//exit(1);
old::exit(1);
return;
}
// init shaders
GLchar *dayVSSource, *dayFSSource;
readShaderSource( old::file("shader/day").c_str(), &dayVSSource, &dayFSSource);
dayShader = installShaders(dayVSSource, dayFSSource);
float forestGreen[] = {34.0/255, 139.0/255, 34.0/255};
//float auburn[] = {113.0/255, 47.0/255, 38.0/255};
float grey[] = {0.5, 0.5, 0.5};
//float sepia[] = {112.0/255, 66.0/255, 20.0/255};
setUniform3f(dayShader, "GrassColor", forestGreen[0], forestGreen[1], forestGreen[2]);
setUniform3f(dayShader, "RockColor", grey[0], grey[1], grey[2]);
//setUniform3f(dayShader, "DirtColor", sepia[0], sepia[1], sepia[2]);
//setUniform4f(dayShader, "LightPos", 0.0, 0.0, 100.0, 1.0);
setUniform1f(dayShader, "Scale", 1.0);
setUniform1f(dayShader, "TerrainHigh", 0.1);
setUniform1f(dayShader, "TerrainLow", 0.1);
setUniform1i(dayShader, "Trees", 0); // sampler
setUniform1i(dayShader, "AltGrad", 1); // sampler
setUniform1i(dayShader, "Noise", 2); // sampler
GLchar *nightVSSource, *nightFSSource;
readShaderSource( old::file("shader/night3").c_str(), &nightVSSource, &nightFSSource);
nightShader = installShaders(nightVSSource, nightFSSource);
setUniform3f(nightShader, "BrickColor", 1.0, 0.3, 0.2);
setUniform3f(nightShader, "MortarColor", 0.85, 0.86, 0.84);
setUniform2f(nightShader, "BrickSize", 0.30, 0.15);
setUniform2f(nightShader, "BrickPct", 0.90, 0.85);
setUniform1i(nightShader, "numEnabledLights", 2);
setUniform3f(nightShader, "GrassColor", forestGreen[0], forestGreen[1], forestGreen[2]);
setUniform3f(nightShader, "RockColor", grey[0], grey[1], grey[2]);
setUniform1f(nightShader, "Scale", 1.0);
setUniform1f(nightShader, "TerrainHigh", 0.1);
setUniform1f(nightShader, "TerrainLow", 0.1);
setUniform1i(nightShader, "Trees", 0); // sampler
setUniform1i(nightShader, "AltGrad", 1); // sampler
setUniform1i(nightShader, "Noise", 2); // sampler
GLchar *nightTreeVS, *nightTreeFS;
readShaderSource( old::file("shader/nightTree").c_str(), &nightTreeVS, &nightTreeFS);
nightTrees = installShaders(nightTreeVS, nightTreeFS);
setUniform1i(nightTrees, "Trees", 0); // sampler
// BUGFIX:
free( dayVSSource );
free( dayFSSource );
free( nightVSSource );
free( nightFSSource );
free( nightTreeVS );
free( nightTreeFS );
}
// enter main loop
//if (dayShader && nightShader)
// glutMainLoop();
//return 0;
empty = false;
}
