ABSTRACT
If we keep the Red Value the same, but change the operator to Subtract, we get a completely different result. The result is cyan, because the Red Value now specifi es how much red to subtract from the fi nal result (Fig. 5.13 ).
If we keep the Red Value the same, but change the operator to Subtract, we get a completely different result. The result is cyan, because the Red Value now specifi es how much red to subtract from the fi nal result (Fig. 5.13 ).