Apple-2gs-SW/iigs-game-engine
1
0
Fork 0
mirror of https://github.com/lscharen/iigs-game-engine.git synced 2025-01-29 15:33:52 +00:00
Code Issues Projects Releases Wiki Activity

Fix ordering bug that caused /usr/bin/bash0 values to overwrite the sprite

Browse Source
This commit is contained in:
Lucas Scharenbroich 2021-11-19 16:40:21 -06:00
parent 39303041f9
commit fd6c686a95
1 changed files with 2 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/blitter/Tiles10011.s
View File

@ -109,13 +109,12 @@ mixed
eor #$8020 ; Switch the opcode to an ORA and remove the high bit of the operand
sta: $0004,y ; ORA $00,x
lda #$0029 ; AND #SPRITE_MASK
sta: $0006,y
ldal spritemask+]1,x
cmp #$FFFF ; All 1's in the mask is a fully transparent sprite word
beq transparent ; so we can use the Tile00011 method
sta: $0007,y
lda #$0029 ; AND #SPRITE_MASK
sta: $0006,y
lda #$0009 ; ORA #SPRITE_DATA
sta: $0009,y