Switched 6502 code to mixed case, rather than all-upper.
Coding real raycasting on 6502.
6502 code all written and assmebling. Debug ho.
Added linker config to get rid of ld65 warning message.
Tested and fixed umul_bb_b
Tested and fixed log2_w_w and pow2_w_w
Tested and fixed the DDA algorithm, cool\!
First ray successfully cast on Apple II.
Hooked up drawing code to ray casting. Not beautiful yet, but recognizably 3D.
Fixed clear, now does proper sky and ground.
Turned on double buffering, and enabled multiple steps. At least we can see the speed now.
Added keys to rotate and move so you can wanter around BugTown. Crazy.
Fixed several bugs in the ray caster.