118 lines
1.6 KiB
ArmAsm
118 lines
1.6 KiB
ArmAsm
; dsr Intro
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; by deater (Vince Weaver) <vince@deater.net>
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; graphics by porta2note
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NIBCOUNT = $09
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; 2302 bytes when RLE
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; 2459 bytes move to lzsa code
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; 1060 bytes lzsa the graphics
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; Zero Page
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.include "zp.inc"
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.include "hardware.inc"
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;===================
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; init screen
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jsr TEXT
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jsr HOME
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bit KEYRESET
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; GR part
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bit PAGE1
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bit LORES ; 4
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bit SET_GR ; 4
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bit FULLGR ; 4
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;===================
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; init vars
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lda #0
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sta DRAW_PAGE
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lda #4
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sta DISP_PAGE
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;=============================
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; Load desire 1st
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; lda #<desire_rle
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; sta GBASL
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; lda #>desire_rle
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; sta GBASH
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; lda #$c
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; jsr load_rle_gr
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lda #<desire_lzsa
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sta getsrc_smc+1
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lda #>desire_lzsa
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sta getsrc_smc+2
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lda #$c
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jsr decompress_lzsa2_fast
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jsr gr_copy_to_current ; copy to page1
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jsr page_flip
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jsr wait_until_keypress
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;=============================
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; Load desire 2nd
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; lda #<desire2_rle
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; sta GBASL
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; lda #>desire2_rle
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; sta GBASH
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; lda #$c
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; jsr load_rle_gr
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lda #<desire2_lzsa
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sta getsrc_smc+1
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lda #>desire2_lzsa
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sta getsrc_smc+2
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lda #$c
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jsr decompress_lzsa2_fast
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jsr gr_copy_to_current ; copy to page1
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jsr page_flip
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jsr wait_until_keypress
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forever:
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jmp forever
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wait_until_keypress:
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lda KEYPRESS
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bpl wait_until_keypress
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bit KEYRESET
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rts
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.include "decompress_fast_v2.s"
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; .include "gr_unrle.s"
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.include "gr_offsets.s"
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.include "gr_copy.s"
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.include "gr_pageflip.s"
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; .include "desire.inc"
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desire_lzsa:
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.incbin "desire.lzsa"
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desire2_lzsa:
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.incbin "desire2.lzsa"
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