2#ifndef matpkg_h_defined
3#define matpkg_h_defined
37#if defined(__cplusplus)
52#if defined(__cplusplus)
void translate(Matrix a, float tx, float ty, float tz)
void rotate(Matrix a, float rx, float ry, float rz)
void matmpy(Matrix res, Matrix a, Matrix b)
void mat_copy(Matrix a, Matrix b)
Matrix mat_alloc(int ncols, int nrows)
void scale(Matrix a, float sx, float sy, float sz)