Function transpose

test/hello_world_gles_proxy.c:392–402

* Transposes a 4x4 matrix. * * @param m the matrix to transpose */

 * @param m the matrix to transpose
 */
static void
transpose(GLfloat *m)
{
   GLfloat t[16] = {
      m[0], m[4], m[8],  m[12],
      m[1], m[5], m[9],  m[13],
      m[2], m[6], m[10], m[14],
      m[3], m[7], m[11], m[15]};

   memcpy(m, t, sizeof(t));
}

/**
 * Inverts a 4x4 matrix.