man get_rotation_quat (3): Constructs a quaternion to rotate points around all three axes. Allegro game programming library.

get_rotation_quat(3) Constructs a quaternion to rotate points around all three axes. Allegro game programming library.

SYNOPSIS

#include <allegro.h>

void get_rotation_quat(QUAT *q, float x, float y, float z);

Constructs a quaternion that will rotate points around all three axes by the specified amounts (given in binary, 256 degrees to a circle format).