rotate quad based on time

This commit is contained in:
Josh Holtrop 2013-02-02 21:50:50 -05:00
parent 3fbc5aa16d
commit 4425ba1c0b

View File

@ -24,6 +24,8 @@ void display()
{
drawing = true;
glClear(GL_COLOR_BUFFER_BIT);
glPushMatrix();
glRotatef(SDL_GetTicks() * 90.0 / 1000, 0, 0, 1);
glBegin(GL_QUADS);
glColor3f(1, 1, 1);
glVertex3f(5.0, 5.0, 0.0);
@ -34,8 +36,9 @@ void display()
glColor3f(0, 1, 0);
glVertex3f(5.0, -5.0, 0.0);
glEnd();
SDL_GL_SwapBuffers();
glPopMatrix();
drawing = false;
SDL_GL_SwapBuffers();
}
extern (C) Uint32 timer_callback(Uint32 interval, void *param)
@ -73,7 +76,7 @@ int main(char[][] args)
init();
SDL_Event event;
SDL_AddTimer(1000 / 50, &timer_callback, null);
SDL_AddTimer(1000 / 60, &timer_callback, null);
while (SDL_WaitEvent(&event))
{
if (event.type == SDL_QUIT)