// Code taken from Dr. Geist's handout
void do_stuff() {
float eyepoint[3], viewpoint[3];
int k;
glEnable(GL_DEPTH_TEST);
glClearColor(0.8,0.6,0.62,1.0);
glBindFramebufferEXT(GL_FRAMEBUFFER,1);
glUseProgram(0);
for(k=0;k<3;k++){
eyepoint[k] = light0_position[k];
viewpoint[k] = light0_direction[k]+light0_position[k];
}
view_volume(eyepoint,viewpoint, 0);
lights();
aa_display(eyepoint,viewpoint);
glBindFramebufferEXT(GL_FRAMEBUFFER,0);
save_matrix(eyepoint,viewpoint);
glUseProgram(sprogram);
glActiveTexture(GL_TEXTURE7);
glBindTexture(GL_TEXTURE_2D,1);
// Draw scene from the intended eye point, complete with shadows.
eyepoint[0] = 1.0; eyepoint[1] = 2.0; eyepoint[2] = -5.0;
viewpoint[0] = 0.0; viewpoint[1] = 0.0; viewpoint[2] = 0.0;
view_volume(eyepoint,viewpoint, 0);
lights();
aa_display(eyepoint,viewpoint);
glutSwapBuffers();
}
void aa_flush(aa_context * c)
{
if (c->driver->print != NULL)
aa_display(c, 0, 0, aa_imgwidth(c), aa_imgheight(c));
if (c->driver->flush != NULL)
{ int cursor=c->mousemode;
if(cursor&&c->mousedriver!=NULL&&(c->mousedriver->flags&AA_HIDECURSOR))
aa_hidemouse(c);
c->driver->flush(c);
if(cursor&&c->mousedriver!=NULL&&(c->mousedriver->flags&AA_HIDECURSOR))
aa_showmouse(c);
}
}
