php man page for get_scaling_matrix

get_scaling_matrix(3alleg4)					  Allegro manual				       get_scaling_matrix(3alleg4)

NAME
       get_scaling_matrix, get_scaling_matrix_f - Constructs a scaling matrix. Allegro game programming library.

SYNOPSIS
       #include <allegro.h>

       void get_scaling_matrix(MATRIX *m, fixed x, fixed y, fixed z);

       void get_scaling_matrix_f(MATRIX_f *m, float x, float y, float z);

DESCRIPTION
       Constructs  a  scaling  matrix,	storing  it  in m. When applied to the point (px, py, pz), this matrix will produce the point (px*x, py*y,
       pz*z). In other words, it stretches or shrinks things.

SEE ALSO
       apply_matrix(3alleg4), get_transformation_matrix(3alleg4), qscale_matrix(3alleg4)

Allegro 							   version 4.4.2				       get_scaling_matrix(3alleg4)