Returns a 3x3 matrix that performs a scaling transformation.
Original signature is 'GLKMatrix3 GLKMatrix3MakeScale ( float sx, float sy, float sz );'
Available in OS X x0.8 and later.
public static GLKMatrix3 MakeScale (float sx, float sy, float sz) { GLKMatrix3 m = Identity; m [0] = sx; m [4] = sy; m [8] = sz; return m; }