SpiceWare's Blog - 2x collisions and smarter robots

[RSS Bot]

Updated the collision routines to handle the 2x players. To do this I needed to double-up the pixels of the sprites so that a 2x image of _X__X_X_ would be tested as __XX____XX__XX__

const unsigned char double_nybble[] = { 0x00, 0x03, 0x0C, 0x0F,

0x30, 0x33, 0x3C, 0x3F,

...

 

http://www.atariage.com/forums/blog/148/entry-8531-2x-collisions-and-smarter-robots/