apply_matrix

Section: Allegro manual (3)
Updated: version 4.2.2
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NAME

apply_matrix, apply_matrix_f - Multiplies a point by a transformation matrix. Allegro game programming library.

#include <allegro.h>

void apply_matrix(const MATRIX *m, fixed x, y, z, *xout, *yout, *zout);

void apply_matrix_f(const MATRIX_f *m, float x, y, z, *xout, *yout, *zout);

Multiplies the point (x, y, z) by the transformation matrix m, storing the result in (*xout, *yout, *zout).