Add a comment because this is confusing

This commit is contained in:
James R 2020-03-23 17:50:51 -07:00
parent 21a168d410
commit ef028e5822

View file

@ -466,6 +466,10 @@ static void GIF_headwrite(void)
WRITEUINT16(p, rheight);
// colors, aspect, etc
/*
also these are magical values, check out
https://tronche.com/computer-graphics/gif/gif89a.html#screen-descriptor
*/
WRITEUINT8(p, 0xF7); // (0xF7 = 1111 0111)
WRITEUINT8(p, 0x00);
WRITEUINT8(p, 0x00);