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space_bars: getting closer

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This commit is contained in:
Vince Weaver 2018-10-07 17:43:13 -04:00
parent b2bc1fb0ce
commit d4b45d2ec8
3 changed files with 10 additions and 20 deletions
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2
space_bars/Makefile
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@ -17,7 +17,7 @@ SPACE_BARS: space_bars.o
space_bars.o: space_bars.s instructions.s game.s \
game_over.s gr_copy.s text_print.s title.s \
spacebars_title.inc \
spacebars_title.inc screen_split.s \
vapor_lock.s delay_a.s lz4_decode.s SB_BACKGROUNDC.BIN.lz4
ca65 -o space_bars.o space_bars.s -l space_bars.lst

26
space_bars/game.s
View File

@ -38,17 +38,12 @@ game:
;=============================
; Load graphic page0
lda #$0c
sta BASH
lda #$00
sta BASL ; load image to $c00
lda #8
sta DRAW_PAGE
lda #22
jsr clear_gr
; lda #<fs
; sta GBASL
; lda #>fs
; sta GBASH
; jsr load_rle_gr
lda #4
sta DRAW_PAGE
@ -64,17 +59,12 @@ game:
;=============================
; Load graphic page1
lda #$0c
sta BASH
lda #$00
sta BASL ; load image to $c00
; lda #<fs
; sta GBASL
; lda #>fs
; sta GBASH
; jsr load_rle_gr
lda #8
sta DRAW_PAGE
lda #44
jsr clear_gr
;===================
; copy to page3

2
space_bars/screen_split.s
View File

@ -210,7 +210,7 @@ split_36:
ss_multiples:
; .byte 0,0,23,46,69,92,115,138,161,184
.byte 184,161,138,115,92,69,46,23,0,0
.byte 184,184,161,138,115,92,69,46,23,0
; 6 4 25+16+8+16 NNNNNNNN
; 7 6 25+15+10+15 LNNNNNN