(Apologies for lateness in reply: work has intervened!)
On Sun, 18 Feb 2001, Mariano Alvarez Fernandez wrote:
)By example in 16 color you have 16 index to colors. If you perform 1 XOR 2 you )obtain index color 3. Now, if you don't have assigned the index color 3 what )color is it?. Te answer is "undefined".
A-ha. So as long as I define 2^n colours, everything behaves as expected? Does undefined refer to weird library behaviour, or is there a default behaviour for undefined colours?
I don't expect this to be a problem, as I will probably just use EGA emulation for the time being: I just ask for information :)
J-P