// Modify the view matrix to apply transformations to all objects.
// To visualize the 5 target transformations, press keys 1-5.
modifyViewMatrix = function(M){
M.translate(0, 0, 0); // Translates all objects by 0 (X), 0 (Y), 0 (Z)
M.rotate(0, 0, 0); // Rotates all objects in relation to axes (in radians)
M.scale(1, 1, 1); // Scales object by multiplier in X,Y,Z
};