Allegro 5 api
#include <allegro5/allegro_direct3d.h> void al_get_d3d_texture_position(ALLEGRO_BITMAP *bitmap, int *u, int *v)
Returns the u/v coordinates for the top/left corner of the bitmap within the used texture, in pixels.
Parameters:
bitmap - ALLEGRO_BITMAP to examine
u - Will hold the returned u coordinate
v - Will hold the returned v coordinate