get_x_rotate_quat3alleg4
Construct axis rotation quaternions. allegro game programming library.
Usage
#include <allegro.h>
void get_x_rotate_quat(QUAT *q, float r);
void get_y_rotate_quat(QUAT *q, float r);
void get_z_rotate_quat(QUAT *q, float r);
Overview
Construct axis rotation quaternions, storing them in q. When applied to a point, these quaternions will rotate it about the relevant axis by the specified angle (given in binary, 256 degrees to a circle format).
Releases
7 releases since Debian 7 (Wheezy); the text changed 1 time.