Provided by: allegro5-doc_5.0.11-2_all 

NAME
al_get_d3d_texture_position - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro_direct3d.h>
void al_get_d3d_texture_position(ALLEGRO_BITMAP *bitmap, int *u, int *v)
DESCRIPTION
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
al_get_d3d_texture_posit... Allegro reference manual()