int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_ALPHA | GLUT_DEPTH);
glutInitWindowPosition(100,100);
glutInitWindowSize(RENDER_WIDTH,RENDER_HEIGHT);
glutCreateWindow("GLSL Shadow mapping");
// This call will grab openGL extension function pointers.
// This is not necessary for macosx and linux
#ifdef _WIN32
getOpenGLFunctionPointers();
#endif
generateShadowFBO();
loadShadowShader();
// This is important, if not here, FBO's depthbuffer won't be populated.
glEnable(GL_DEPTH_TEST);
glClearColor(0,0,0,1.0f);
glEnable(GL_CULL_FACE);
glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
glutDisplayFunc(renderScene);
glutIdleFunc(renderScene);
glutKeyboardFunc(processNormalKeys);
glutMainLoop();
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGBA | GLUT_DOUBLE | GLUT_ALPHA | GLUT_DEPTH);
glutInitWindowPosition(100,100);
glutInitWindowSize(RENDER_WIDTH,RENDER_HEIGHT);
glutCreateWindow("GLSL Shadow mapping");
// This call will grab openGL extension function pointers.
// This is not necessary for macosx and linux
generateShadowFBO();
loadShadowShader();
// This is important, if not here, FBO's depthbuffer won't be populated.
glEnable(GL_DEPTH_TEST);
glClearColor(0,0,0,1.0f);
glEnable(GL_CULL_FACE);
glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
glutDisplayFunc(renderScene);
glutIdleFunc(renderScene);
glutKeyboardFunc(keyboard);
glutSpecialFunc(keySpecial);
glutPassiveMotionFunc(mouseMoved);
//glutKeyboardFunc(processNormalKeys);
shaderProgram = initializeShaders("perPixel.vert", "perPixel.frag");
toonProgram = initializeShaders("toon.vert", "toon.frag");
//loadTextures();
static GLfloat angle = 0.0;
for(int x=0; x<45; x++)
{
for(int y=0; y<45; y++)
{
angle = x * 2.0 * 3.14159265 / 45;
points[x][y][0]=float((x/5.0f)-4.5f);
points[x][y][1]=float((y/5.0f)-4.5f);
points[x][y][2]=float(sin((((x/5.0f)*40.0f)/360.0f)*3.141592654*2.0f));
}
}
glutMainLoop();
}
int main(int argc, char** argv)
{
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB|GLUT_DOUBLE|GLUT_DEPTH);
glutInitWindowSize(RENDER_WIDTH,RENDER_HEIGHT);
glutCreateWindow("shader cube");
glutDisplayFunc(display_everything); // shadow
//glutDisplayFunc(display);
//glutDisplayFunc(displayBumpMapping );
glutMouseFunc(mymouse);
glutMotionFunc(mymotion);
glutKeyboardFunc(mykey);
// initialize GLEW
GLenum err = glewInit();
if ( err != GLEW_OK)
printf(" Error initializing GLEW! \n");
else
printf("Initializing GLEW succeeded!\n");
string fileLoc = "/home/arindam/Course/lab5/src/cubeXform";
//programObject = SetupGLSL("/home/arindam/Course/lab3/cse5542Lab3/cubeXform"); //create shaders - assume the shaders are cubeXform.vert and cubeXform.frag
programObject = SetupGLSL("/home/arindam/workspace/cse5542lab5/cubeXform");
InitGeometry();
InitTexture();
generateShadowFBO();
glEnable(GL_DEPTH_TEST);
glClearColor(0,0,0,1.0f);
glEnable(GL_CULL_FACE);
glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
cout <<"init geometry done "<<endl;
InitVBO();
cout <<" init vbo "<<endl;
cout <<" init texture "<<endl;
glutMainLoop();
}
int RenderEngine::init() {
p_camera = vec3(16,10,0);
//Camera lookAt
l_camera = vec3(0,0,0);
//Camera up
u_camera = vec3(0,1,0);
//Light position
p_light = vec3(110,60,0);
//Light lookAt
l_light = vec3(0,0,0);
//Light Scatter Physical Light Location (used for demonstrations like title screen, where illumination is not same place as physical light in light scatter render)
p_light_scatter = vec3(110,60,0);
//Sky Color
skyColor = vec4(0,0,0,0);
//Trippy Light Scattering Mode
deathScatter = false;
FreeImage_Initialise();
// set some lights
{
//float ambient[4] = { .5f, .5f, .5f, 1.f };
float diffuse[4] = { 1.0f, 1.0f, 1.0f, 1.f };
float pos[4] = { p_light[0], p_light[1], p_light[2], 0 };
//glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
glLightfv(GL_LIGHT0, GL_DIFFUSE, diffuse);
glLightfv(GL_LIGHT0, GL_POSITION, pos);
glEnable(GL_LIGHT0);
}
glEnable(GL_DEPTH_TEST);
glClearColor(0,0,0,1.0f);
glEnable(GL_CULL_FACE);
glFrontFace(GL_CCW);
glHint(GL_PERSPECTIVE_CORRECTION_HINT,GL_NICEST);
this->activate();
glutDisplayFunc(renderFunction);
glutIdleFunc(renderFunction);
glewInit();
if (GLEW_ARB_vertex_shader && GLEW_ARB_fragment_shader)
printf("Ready for GLSL\n");
else {
printf("No GLSL support\n");
exit(1);
}
//Generate FBOs
generateShadowFBO();
generateBlurFBO();
generateLightFBO();
//Load Shaders
shade = new ShadowShader("shaders/MainVertexShader.c", "shaders/MainFragmentShader.c");
blurShade = new BlurShader("shaders/GaussianBlurVertexShader.c", "shaders/GaussianBlurFragmentShader.c");
depthShade = new GeometryShader("shaders/DepthVertexShader.c", "shaders/DepthFragmentShader.c");
scatterShade = new ScatterShader("shaders/ScatteringVertexShader.c", "shaders/ScatteringFragmentShader.c");
darkShade = new GeometryShader("shaders/SimpleDarkVertexShader.c", "shaders/SimpleDarkFragmentShader.c");
return 0;
}
