void DisplayGL()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); //clear currenr render target /buffers
//change rendering scene based on globals value
switch(g_eCurrentScene)
{
case ST_Scene1:
{
RenderScene1();
}
break;
case ST_Scene2:
{
RenderScene2();
}
break;
case ST_Scene3:
{
RenderScene3();
}
break;
case ST_Scene4:
{
RenderScene4();
}
break;
}
glutSwapBuffers(); //flip buffers (current buffer to off-screen buffer
glutPostRedisplay(); //tell GLUT that we are ready to render another frame. Marks current window to be redisplayed
}
void DisplayGL() {
glClear(GL_COLOR_BUFFER_BIT |
GL_DEPTH_BUFFER_BIT); // Clean up the colour of the window
// and the depth buffer
switch (g_eCurrentScene) {
case 1: {
RenderScene1();
} break;
case 2: {
RenderScene2();
} break;
case 3: {
RenderScene3();
} break;
case 4: {
RenderScene4();
} break;
case 5: {
RenderScene5();
} break;
case 6: {
RenderScene6();
} break;
}
glutSwapBuffers();
// All drawing commands applied to the
// hidden buffer, so now, bring forward
// the hidden buffer and hide the visible one
}