mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-12-27 02:31:00 +00:00
100 lines
1.5 KiB
ArmAsm
100 lines
1.5 KiB
ArmAsm
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; Play music in the background
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; by deater (Vince Weaver) <vince@deater.net>
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; Zero Page
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.include "zp.inc"
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.include "hardware.inc"
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;PT3_USE_ZERO_PAGE=0
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;===================
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; PT3 Setup
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lda #0
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sta DONE_PLAYING
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lda #1
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sta LOOP
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jsr mockingboard_detect
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bcc mockingboard_not_found
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setup_interrupt:
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jsr mockingboard_init
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jsr mockingboard_setup_interrupt
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jsr reset_ay_both
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jsr clear_ay_both
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jsr pt3_init_song
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start_interrupts:
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cli
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mockingboard_not_found:
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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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; 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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done:
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jmp $3D0
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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 "gr_unrle.s"
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; .include "gr_unrle_large.s"
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; .include "gr_offsets.s"
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; .include "gr_copy.s"
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; .include "gr_copy_large.s"
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; .include "gr_pageflip.s"
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.include "pt3_lib_core.s"
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.include "pt3_lib_init.s"
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.include "pt3_lib_mockingboard_setup.s"
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.include "interrupt_handler.s"
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; if you're self patching, detect has to be after interrupt_handler.s
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.include "pt3_lib_mockingboard_detect.s"
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.include "nozp.inc"
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PT3_LOC = song
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.align $100
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song:
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.incbin "../pt3_player/music/DF.PT3"
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