DOKK / manpages / debian 10 / allegro5-doc / ALLEGRO_TRANSFORM.3alleg5.en
ALLEGRO_TRANSFORM(3alleg5) ALLEGRO_TRANSFORM(3alleg5)

ALLEGRO_TRANSFORM - Allegro 5 API

#include <allegro5/allegro.h>
typedef struct ALLEGRO_TRANSFORM ALLEGRO_TRANSFORM;
    

Defines the generic transformation type, a 4x4 matrix. 2D transforms use only a small subsection of this matrix, namely the top left 2x2 matrix, and the right most 2x1 matrix, for a total of 6 values.

Fields:

m - A 4x4 float matrix
Allegro reference manual