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author | Jesse Luehrs <doy@tozt.net> | 2014-10-08 16:54:33 -0400 |
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committer | Jesse Luehrs <doy@tozt.net> | 2014-10-08 16:54:33 -0400 |
commit | b8d4c2f60e810b91382f95353a5534bd59fd3976 (patch) | |
tree | 1ac6fffa4c02f2767a80b4a4a6b87ace5f60c45d | |
parent | e05ab5585330dab627fcfbc4ea4a09bfa71a5929 (diff) | |
download | nes-snake-b8d4c2f60e810b91382f95353a5534bd59fd3976.tar.gz nes-snake-b8d4c2f60e810b91382f95353a5534bd59fd3976.zip |
use a smaller screen
this will fit into ram more easily
-rw-r--r-- | main.s | 18 |
1 files changed, 9 insertions, 9 deletions
@@ -265,15 +265,15 @@ apply_direction: check_collisions LDA head.x - CMP #$18 + CMP #$40 BCC collision - CMP #$E8 + CMP #$C0 BCS collision LDA head.y - CMP #$1D + CMP #$3D BCC collision - CMP #$DD + CMP #$BD BCS collision JMP end_game_loop @@ -327,7 +327,7 @@ start_game: ; {{{ STA $2006 LDA #$20 - LDY #$03 + LDY #$07 -- LDX #$00 - STA $2007 INX @@ -343,7 +343,7 @@ start_game: ; {{{ CPX #$20 BNE - - LDY #$18 + LDY #$10 -- LDX #$00 - LDA game_background_middle.w, x STA $2007 @@ -431,13 +431,13 @@ intro_screen: ; {{{ .asc " SNAKE " ; }}} game_background_top: ; {{{ - .asc " ,--------------------------. " + .asc " ,----------------. " ; }}} game_background_middle: ; {{{ - .asc " | | " + .asc " | | " ; }}} game_background_bottom: ; {{{ - .asc " '--------------------------: " + .asc " '----------------: " ; }}} ; }}} .orga $FFFA ;first of the three vectors starts here |