mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-06-08 15:29:41 +00:00
168 lines
2.1 KiB
ArmAsm
168 lines
2.1 KiB
ArmAsm
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; still...
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still:
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jsr HOME
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bit SET_TEXT
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; HLINE = $F819 ; HLINE Y,$2C at A
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; VLINE = $F828 ; VLINE A,$2D at Y
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lda #'*'|$80
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sta COLOR
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lda #39
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sta H2
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lda #0
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tay
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jsr HLINE
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; x=0, Y=39 after?
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sty H2
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ldy #0
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lda #46
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jsr HLINE
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; x=0, y=39 after
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lda #46
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sta V2
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lda #0
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tay
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jsr VLINE
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; x=0,y=0
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lda #46
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sta V2
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lda #1
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ldy #18
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jsr VLINE
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lda #46
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sta V2
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lda #1
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ldy #39
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jsr VLINE
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;==============
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; set screen for wrap
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lda #20
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sta $20 ; left edge
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sta $21 ; width
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lda #2
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sta $22 ; top edge
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;==================
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; draw opening
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lda #<opening
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sta INL
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lda #>opening
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sta INH
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ldy #0
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opening_loop:
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lda (INL),Y
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beq play_music
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ora #$80
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jsr COUT1
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iny
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bne opening_loop ; bra
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;===========================
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; play music and draw loop
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play_music:
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;==========================
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; set screen for wrap again
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lda #1
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sta $20 ; left edge
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lda #15 ; width
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sta $21
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lda #2
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sta $22 ; top edge
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lda #18
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sta $23
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lda #2
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sta CH
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jsr TABV
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lda #<music_data
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sta INL
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lda #>music_data
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sta INH
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ldy #0
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music_loop:
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lda (INL),Y
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beq done_music
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sta $300 ; F
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iny
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lda (INL),Y
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sta $301 ; D
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iny
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sty SAVEY
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play_tone:
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lda $C030 ; click speaker
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duration_loop:
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dey ; where is y set?
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bne ahead
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dec $0301 ; $301=D
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beq done_tone
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ahead:
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dex
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bne duration_loop
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ldx $0300 ; $300=F
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jmp play_tone
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done_tone:
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lda #'@'|$80
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jsr COUT1
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lda #'@'|$80
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jsr COUT1
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lda #'@'|$80
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jsr COUT1
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lda #' '|$80
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jsr COUT1
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ldy SAVEY
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jmp music_loop
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done_music:
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jmp done_music
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; .byte 173,48,192,136,208,5,206,1,3,240,9
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; .byte 202,208,245,174,0,3,76,2,3,96
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done_still:
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jmp done_still
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opening:
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.byte 13
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.byte " ,:/;=",13
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.byte " ,X M@@M HM@/",13
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.byte " @@M MX. XXXH@@#/",13
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.byte " @@@X. . ;",13
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.byte "@ M/ +M@M",13
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.byte "@@M . H @@",13
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.byte "/MMMH. MM =",13
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.byte " . . -H @@M ",13
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.byte " =MMM@MH +M@+ MX",13
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.byte " ,++ .MMMM= ",0
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; F,D
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music_data:
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.byte 85,54, 91,54, 102,54, 102,54, 91,54, 1,54
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.byte 152,54, 85,54, 91,54, 102,54, 102,108, 91,54, 1,54
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.byte 114,108, 102,54, 152, 108, 1,108
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.byte 0
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