quat_to_matrix - Constructs a rotation matrix from a quaternion. Allegro game programming library.

       Constructs a rotation matrix from a quaternion.

       quat_to_matrix - Constructs a rotation matrix from a quaternion. Allegro game programming library.

exquat(3alleg4)

Allegro                                           version 4.4.3                          quat_to_matrix(3alleg4)

#include<allegro.h>voidquat_to_matrix(constQUAT*q,MATRIX_f*m);