al_get_current_inverse_transform man page

al_get_current_inverse_transform — Allegro 5 API

Synopsis

#include <allegro5/allegro.h>

const ALLEGRO_TRANSFORM *al_get_current_inverse_transform(void)

Description

Returns the inverse of the current transformation of the target bitmap. If there is no target bitmap, this function returns NULL.

This is similar to calling al_invert_transform(al_get_current_transform()) but the result of this function is cached.

Since

5.1.0

Info

Allegro reference manual