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C-/C++-Quelltext

CGame::CGame()
{
    SDL_Init(SDL_INIT_EVERYTHING);
    screen=SDL_SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, 32, SDL_SWSURFACE|SDL_OPENGL);

    enableOpenGL();
}

CGame::~CGame()
{
    if(level != NULL)
        delete level;
    SDL_Quit();
}

void CGame::enableOpenGL()
{
    //Initializing openGL
    glMatrixMode(GL_PROJECTION);
    glLoadIdentity();
    glViewport(0, 0, 800, 600);
    gluPerspective(45.0, 800/600, 1.0f, 500.0f);

    glMatrixMode(GL_MODELVIEW);
    glEnable(GL_DEPTH_TEST);
    glEnable(GL_LIGHTING);
    glEnable(GL_LIGHT0);

    float dif[] = {1.0f, 1.0f, 1.0f, 1.0f};
    glLightfv(GL_LIGHT0, GL_DIFFUSE, dif);
    float amb[] = {0.05f, 0.05f, 0.05f, 1.0f};
    glLightfv(GL_LIGHT0, GL_AMBIENT, amb);

    //level
    level = new CLevel();
}

void CGame::display()
{
    glClearColor( 0.0f, 0.0f, 0.0f, 1.0f );
    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
    glLoadIdentity();               
    //CCamera
    cam.control(1.0f);
    level->drawSky();//draw the sky before the translations+scalations!(but don't forget,rotation has to be done)}
    cam.update();
    //Light
    float pos[] = {25.0f, 25.0f, -25.0f, 1.0f};
    glLightfv(GL_LIGHT0, GL_POSITION, pos);


    drawAxis();
}

void CGame::loop()
{
    running = true;
    enableOpenGL();
    SDL_Event sdlEvent;
    while (running)
    {
        eventHandling(sdlEvent);

        display();

        SDL_GL_SwapBuffers();
    }
}