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Defy 5.asm
executable file
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Defy 5.asm
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;------------------------------------------------------------------------------
;
; *** **** **** * * ****
; * * * * * * * Source Code
; * * ** ** * **
; * * * * * * All code by cro / CYDoNiA
; * *** **** * * *** Startup by Extremist / CDN
;
;------------------------------------------------------------------------------
; Please note: This is a good example of how NOT to code a disk-mag
;
; The data format used by this mag for storing articles is proprietry. The
; data cruncher is not available for use under AmigaOS
;
; Now includes multi-colour text!
;
; Now uses StoneCruncher instead of Ice Cruncher
;
; Devpac form
opt o+,w-
yes equ 0
no equ 1
music_on set yes ; include music files?
ifeq music_on
incdir defy5:
include music/maccros.i
endc
incdir defy5:
include includes/custom2.i
incdir defy5:
fade_workbench equ yes
screen_res equ 1 ; 0 = lowres, 1 = hires.
screen_width equ 80
screen_height equ 194
screen_depth equ 3
screen_bitplane equ screen_width*screen_height
screen_size equ screen_depth*screen_bitplane
screen_bitplaneoffset equ screen_bitplane
screen_nextlineoffset equ screen_width
xmin equ 0
xmax equ (screen_width*8)-1
ymin equ 0
ymax equ screen_height-1
xstrt equ $081
ystrt equ $01c
xstop equ $1c1
ystop equ $126+12
f_w equ 80
f_h equ 8
f_d equ 1
*******************************************************************************
first jmp startup
dc.b ' - DEFY Issue #5 - ©1996 CYDoNiA - '
dc.b ' - DEFY is now one year old!!! '
even
startup: bsr.s take_system
tst.l d0
beq.s .error
bsr initiations
bsr intro_bit
bsr set_main
lea modname1,a0
bsr write_music
bsr fade_panels
bsr main
bsr start_down2
.ghh bsr t_fade
tst.b d0
bne.s .ghh
bsr clear_sprites
bsr fade_panels2
ifeq music_on
stop_music
endc
bsr free_system
moveq #0,d0
.error rts
include includes/takefree_system.i
*******************************************************************************
initiations: lea custom,a5
lea data_segment,a6
movem.l blank,d0-d7
movem.l d0-d7,color00(a5)
movem.l d0-d7,color16(a5)
.wait move.l vposr(a5),d0 ; wait for vertical blank.
and.l #$1ff00,d0
bne.s .wait
move.l #copper,cop1lch(a5) ; for intro
move.w #set+dmaen+blten+bplen+copen+spren,dmacon(a5)
move.w #$7fff,intena(a5)
move.l #music_int,$6c
move.w #set+inten+vertb,intena(a5)
; set copper
bsr clear_sprites
lea textbpl,a0
lea text_screen,a1
move.l a1,d0
rept 3
move.w d0,6(a0)
swap d0
move.w d0,2(a0)
swap d0
addq.w #8,a0
add.l #screen_bitplane,d0
endr
lea topbpl,a0
lea top+32,a1
move.l a1,d0
rept 4
move.w d0,6(a0)
swap d0
move.w d0,2(a0)
swap d0
add.l #80*30,d0 ; new top is 30 lines high
addq.w #8,a0
endr
lea botbpl,a0
lea bottom+32,a1
move.l a1,d0
rept 4
move.w d0,6(a0)
swap d0
move.w d0,2(a0)
swap d0
add.l #40*80,d0
addq.w #8,a0
endr
move.l highlight1,d0
move.w d0,highbpl+6
swap d0
move.w d0,highbpl+2 ; set highlight plane
lea font1,a0
moveq #8-1,d0
.lkj
move.b #0,(a0)
lea 80(a0),a0
dbf d0,.lkj
rts
clear_sprites
lea screen_copper,a0
lea a_copper,a2
lea a_copper2,a3
lea nullspr,a1
move.l a1,d0
rept 8
move.w d0,6(a0)
move.w d0,6(a2)
move.w d0,6(a3)
swap d0
move.w d0,2(a0)
move.w d0,2(a2)
move.w d0,2(a3)
addq.w #8,a0
addq.w #8,a2
addq.w #8,a3
swap d0
endr
rts
****************************************************************************
* Set_First
*
* Decrunches selected article to 'text-32'
****************************************************************************
set_first
lea decr,a0
bsr write_header ; wait for new font from Souri :-)
move.w article_num,d0
lsl.w #2,d0
lea articles,a0
move.l 0(a0,d0.w),a0 ; this pointer for pack
lea text-32,a1
move.l a5,-(a7)
bsr ice_decrunch
move.l (a7)+,a5
lea text+26+20,a0 ; data store, skip author
move.w (a0),max_pagenum
move.w (a0)+,d0
lea page_offsets,a1
.loop move.w (a0)+,(a1)+
dbf d0,.loop ; get page offsets
move.l a0,start_p
move.l a0,textp ; reset_pointers!
move.w curr_pagenum,d0
lea page_offsets,a0
move.l start_p,a1
lsl.w #1,d0
add.w 0(a0,d0.w),a1
move.l a1,textp
bsr write_pagenum
move.w #1,curr_col
move.w #0,curr_font
rts
decr dc.b 'DECRUNCHING TEXT - WAIT '
dc.b ' -^-[ CYDoNiA ]-^- '
even
****************************************************************************
* Write_Header
*
* Writes article Name to top panel
* Writes Author Name to top panel
****************************************************************************
write_header
move.l a0,-(a7)
bsr clear_header
move.l (a7)+,a0
move.w #26-1,d6 ; this many chars
lea top+32+(320/8)+(3*80),a1 ; this screen, was 5
titleloop
lea font2,a4
moveq #0,d0
move.b (a0)+,d0
sub.w #" ",d0
lsl.w #1,d0 ; offset
lea text_lookup,a2
move.w 0(a2,d0.w),d0 ; this offset
add.w d0,a4
tf1 set 0
rept 7 ; height of font
move.b tf1(a4),d0
or.b d0,tf1(a1)
or.b d0,tf1+(30*80)(a1)
or.b d0,tf1+(60*80)(a1)
or.b d0,tf1+(90*80)(a1)
tf1 set tf1+80
endr
addq.l #1,a1
dbf d6,titleloop
move.w #20-1,d6 ; this many chars
lea top+32+(320/8)+(17*80),a1 ; this screen
authorloop
lea font2,a4
moveq #0,d0
move.b (a0)+,d0
sub.w #" ",d0
lsl.w #1,d0 ; offset
lea text_lookup,a2
move.w 0(a2,d0.w),d0 ; this offset
add.w d0,a4
tf1 set 0
rept 7 ; height of font
move.b tf1(a4),d0
or.b d0,tf1(a1)
or.b d0,tf1+(30*80)(a1)
or.b d0,tf1+(60*80)(a1)
or.b d0,tf1+(90*80)(a1)
tf1 set tf1+80
endr
addq.l #1,a1
dbf d6,authorloop
rts
clear_header
lea top+32+(320/8),a1 ; this screen
lea top+32+(320/8)+(17*80),a3
lea clips+(320/8),a2
lea clips+(320/8)+(17*80),a4
move.w #10-1,d0
.clear_loop
move.l (a2),(a1)
move.l 4(a2),4(a1)
move.l 8(a2),8(a1)
move.l 12(a2),12(a1)
move.l 16(a2),16(a1)
move.l 20(a2),20(a1)
move.l 24(a2),24(a1)
move.l 28(a2),28(a1)
move.l (a4),(a3)
move.l 4(a4),4(a3)
move.l 8(a4),8(a3)
move.l 12(a4),12(a3)
move.l 16(a4),16(a3)
move.l 4000(a2),2400(a1)
move.l 4004(a2),2404(a1)
move.l 4008(a2),2408(a1)
move.l 4012(a2),2412(a1)
move.l 4016(a2),2416(a1)
move.l 4020(a2),2420(a1)
move.l 4024(a2),2424(a1)
move.l 4028(a2),2428(a1)
move.l 4000(a4),2400(a3)
move.l 4004(a4),2404(a3)
move.l 4008(a4),2408(a3)
move.l 4012(a4),2412(a3)
move.l 4016(a4),2416(a3)
move.l 8000(a2),4800(a1)
move.l 8004(a2),4804(a1)
move.l 8008(a2),4808(a1)
move.l 8012(a2),4812(a1)
move.l 8016(a2),4816(a1)
move.l 8020(a2),4820(a1)
move.l 8024(a2),4824(a1)
move.l 8028(a2),4828(a1)
move.l 8000(a4),4800(a3)
move.l 8004(a4),4804(a3)
move.l 8008(a4),4808(a3)
move.l 8012(a4),4812(a3)
move.l 8016(a4),4816(a3)
move.l 12000(a2),7200(a1)
move.l 12004(a2),7204(a1)
move.l 12008(a2),7208(a1)
move.l 12012(a2),7212(a1)
move.l 12016(a2),7216(a1)
move.l 12020(a2),7220(a1)
move.l 12024(a2),7224(a1)
move.l 12028(a2),7228(a1)
move.l 12000(a4),7200(a3)
move.l 12004(a4),7204(a3)
move.l 12008(a4),7208(a3)
move.l 12012(a4),7212(a3)
move.l 12016(a4),7216(a3)
lea 80(a1),a1
lea 80(a2),a2
lea 80(a3),a3
lea 80(a4),a4
dbf d0,.clear_loop
rts
****************************************************************************
* Write_Pagenum
*
* Writes curr_pagenum and Max_pagenum to top panel
****************************************************************************
write_pagenum
; rts
movem.l d0/a1/a2,-(a7)
bsr clear_page
movem.l (a7)+,d0/a1/a2
move.w #3-1,d6
lea page_text,a0
tst.w max_pagenum
beq.s .nopagenum ; 1 page only, don't write
move.w curr_pagenum,d0
addq.w #1,d0
lsl.w #1,d0
lea pagenumbers,a1
add.w d0,a1
move.b (a1)+,(a0)+
move.b (a1)+,(a0)+
; addq.w #1,d0
; move.b #"0",(a0)
; add.b d0,(a0)+ ; first char
; move.b #"/",(a0)+
; move.w max_pagenum,d0
; addq.w #1,d0
; move.b #"0",(a0)
; add.b d0,(a0) ; all set...
bra.s .doit
.nopagenum rept 3 ; was 5
move.b #" ",(a0)+
endr
.doit lea page_text,a0
lea top+32+68+(17*80),a1
titleloop2
lea font2,a4
moveq #0,d0
move.b (a0)+,d0
sub.w #" ",d0
add.w d0,a4
tf1 set 0
rept f_h-1
move.b tf1(a4),d0
or.b d0,tf1(a1)
or.b d0,tf1+(30*80)(a1)
or.b d0,tf1+(60*80)(a1)
or.b d0,tf1+(90*80)(a1)
tf1 set tf1+80
endr
addq.l #1,a1
dbf d6,titleloop2
rts
; change this to number only!!!
even
page_text dc.b ' '
even
pagenumbers dc.b ' '
dc.b ' 1'
dc.b ' 2'
dc.b ' 3'
dc.b ' 4'
dc.b ' 5'
dc.b ' 6'
dc.b ' 7'
dc.b ' 8'
dc.b ' 9'
dc.b '10'
dc.b '11'
dc.b '12'
dc.b '13'
dc.b '14'
dc.b '15'
dc.b '16'
dc.b '17'
dc.b '18'
dc.b '19'
dc.b '20'
dc.b '21'
dc.b '22'
dc.b '23'
dc.b '24'
dc.b '25'
dc.b '26'
dc.b '27'
even
clear_page
lea top+32+68+(17*80),a1
lea clips+68+(17*80),a2
move.w #7-1,d0
.clear_loop
move.l (a2),(a1)
move.l 4(a2),4(a1)
move.l 4000(a2),2400(a1)
move.l 4004(a2),2404(a1)
move.l 8000(a2),4800(a1)
move.l 8004(a2),4804(a1)
move.l 12000(a2),7200(a1)
move.l 12004(a2),7204(a1)
lea 80(a2),a2
lea 80(a1),a1
dbf d0,.clear_loop
rts
******************************************************************************
* Set_Main
*
* Sets up main screen
****************************************************************************
set_main
move.l #screen_copper,cop1lch(a5)
move.w #ystrt<<8+xstrt,diwstrt(a5)
move.w #(ystop-$100)<<8+(xstop-$100),diwstop(a5)
move.w #screen_depth<<12+color,bplcon0(a5)
move.w #$3c,ddfstrt(a5)
move.w #$d4,ddfstop(a5)
move.w #0,bpl1mod(a5)
move.w #0,bpl2mod(a5)
lea screen_copper,a0
lea pointer,a1
move.l a1,d0
move.w d0,6(a0)
swap d0
move.w d0,2(a0)
move.w #0,curr_pagenum
bsr set_first
rts
****************************************************************************
* Fade_Panels
*
* Fades top and bottom panels smoothly
****************************************************************************
fade_panels
move.l a5,-(a7)
movem.l top,d0-d7
movem.l d0-d7,dest_pal
movem.l blank,d0-d7
movem.l d0-d7,source_pal
move.w #16,d0
move.w #4,d1
lea source_pal,a0
lea dest_pal,a1
bsr trigfadeto
move.l (a7)+,a5
panel_fade
tst.w vblank
beq.s panel_fade
clr.w vblank
move.l a5,-(a7)
bsr fade_to
move.b fadetoflag(a5),d0
move.l (a7)+,a5
lea source_pal,a0
lea topcol+2,a1
lea botcol+2,a2
rept 16
move.w (a0),(a1)+
move.w (a0)+,(a2)+
addq.w #2,a1
addq.w #2,a2
endr
tst.b d0
bne panel_fade
rts
start_down2
move.l a5,-(a7)
movem.l fontpal,d0-d7
movem.l d0-d7,source_pal
movem.l blank,d0-d7
movem.l d0-d7,dest_pal
lea source_pal,a0
lea dest_pal,a1
move.w #16,d0
move.w #8,d1
bsr trigfadeto
move.l (a7)+,a5
addq.w #1,this_one
rts
fade_panels2
move.l a5,-(a7)
movem.l top,d0-d7
movem.l d0-d7,source_pal
movem.l blank,d0-d7
movem.l d0-d7,dest_pal
move.w #16,d0
move.w #4,d1
lea source_pal,a0
lea dest_pal,a1
bsr trigfadeto
move.l (a7)+,a5
jmp panel_fade
****************************************************************************
* intro_Bit
*
* Shows title pages
****************************************************************************
intro_bit
tst.w vblank
beq.w intro_bit
clr.w vblank
move.w intro_state,d0
lsl.w #2,d0
move.l intro_routines(pc,d0.w),a0
jsr (a0)
tst.w d7 ; 0 = exit!!
beq.s intro_bit
rts
intro_routines
dc.l title_up
dc.l set_title_down
dc.l title_up
dc.l set_defy_title
dc.l title_up
dc.l delay_a_bit
dc.l set_defy_down
dc.l title_up
dc.l quit_it
intro_state dc.w 0
intro_delay dc.w 200
quit_it
move.w #-1,d7
move.w #-1,intro
; bsr clear_screen
rts
title_up
move.l a5,-(a7)
bsr fade_to
move.b fadetoflag(a5),d0
move.l (a7)+,a5
move.b d0,-(a7)
movem.l source_pal,d0-d7
movem.l d0-d7,color00(a5)
movem.l source_pal+32,d0-d7
movem.l d0-d7,color16(a5)
move.b (a7)+,d0
tst.b d0
bne.s .exit
addq.w #1,intro_state
.exit moveq #0,d7
rts
delay_a_bit
subq.w #1,intro_delay
bne.s .exit
addq.w #1,intro_state
move.w #500,intro_delay
.exit moveq #0,d7
rts
set_title_down
movem.l dest_pal,d0-d7
movem.l d0-d7,source_pal
movem.l dest_pal+32,d0-d7
movem.l d0-d7,source_pal+32
movem.l blank3,d0-d7
movem.l d0-d7,dest_pal
movem.l d0-d7,dest_pal+32
move.l a5,-(a7)
move.w #32,d0
move.w #4,d1
lea source_pal,a0
lea dest_pal,a1
bsr trigfadeto
move.l (a7)+,a5
addq.w #1,intro_state
moveq #0,d7
rts
set_defy_title
; dc.w diwstrt,$22<<8+$81
; dc.w diwstop,($136-$100)<<8+($1c1-$100)
; dc.w bplcon0,1<<12+color
; dc.w ddfstrt,($81-17)/2
; dc.w ddfstop,($81-17)/2+8*(($1c1-$81)/16-1)
; dc.w bpl1mod,0
; dc.w bpl2mod,0
move.l #copper,cop1lch(a5)
move.w #$2c<<8+xstrt,diwstrt(a5)
move.w #($12c-$100)<<8+(xstop-$100),diwstop(a5)
move.w #5<<12+color,bplcon0(a5)
move.w #($81-17)/2,ddfstrt(a5)
move.w #($81-17)/2+8*(($1c1-$81)/16-1),ddfstop(a5)
move.w #0,bpl1mod(a5)
move.w #0,bpl2mod(a5)
lea defylogo,a0
lea text_screen-64,a1
move.l a5,-(a7)
bsr ice_decrunch
move.l (a7)+,a5
ifeq music_on
lea mod1,a0
init_music
endc
lea text_screen,a0
lea a_c2,a1
move.l a0,d0
rept 5
move.w d0,6(a1)
swap d0
move.w d0,2(a1)
swap d0
add.l #40*256,d0
addq.w #8,a1
endr ; set title copper
move.l #a_copper2,cop1lch(a5)
move.l a5,-(a7)
movem.l text_screen-64,d0-d7
movem.l d0-d7,dest_pal
movem.l blank3,d0-d7
movem.l d0-d7,source_pal
movem.l d0-d7,source_pal+32
movem.l text_screen-32,d0-d7
movem.l d0-d7,dest_pal+32
move.w #32,d0
move.w #4,d1
lea source_pal,a0
lea dest_pal,a1
bsr trigfadeto
move.l (a7)+,a5
addq.w #1,intro_state
moveq #0,d7
rts
set_defy_down
movem.l dest_pal,d0-d7
movem.l d0-d7,source_pal
movem.l dest_pal+32,d0-d7
movem.l d0-d7,source_pal+32
movem.l blank,d0-d7
movem.l d0-d7,dest_pal
movem.l d0-d7,dest_pal+32
move.l a5,-(a7)
move.w #32,d0
move.w #4,d1
lea source_pal,a0
lea dest_pal,a1
bsr trigfadeto
move.l (a7)+,a5
addq.w #1,intro_state
moveq #0,d7
rts
clear_screen
lea text_screen,a0
lea custom,a5
.blt btst #6,dmaconr(a5)
bne.s .blt
.bltwait btst #6,dmaconr(a5)
bne.s .bltwait
move.l a0,bltdpth(a5) ; dest 1
move.l #USED<<16,bltcon0(a5)
move.w #0,bltcon1(a5)
move.w #0,bltamod(a5)
move.w #0,bltdmod(a5)
move.w #(256-1)*64+80/2,bltsize(a5)
.bltwait2 btst #6,dmaconr(a5)
bne.s .bltwait2
lea 255*80(a0),a0
move.l a0,bltdpth(a5) ; dest 1
move.l #USED<<16,bltcon0(a5)
move.w #0,bltcon1(a5)
move.w #0,bltamod(a5)
move.w #0,bltdmod(a5)
move.w #(256-1)*64+80/2,bltsize(a5)
.bltwait3 btst #6,dmaconr(a5)
bne.s .bltwait3
lea 255*80(a0),a0
move.l a0,bltdpth(a5) ; dest 1
move.w #0,bltcon1(a5)
move.w #0,bltamod(a5)
move.l #USED<<16,bltcon0(a5)
move.w #0,bltdmod(a5)
move.w #(256-1)*64+80/2,bltsize(a5)
.bltwait4 btst #6,dmaconr(a5)
bne.s .bltwait4
lea 255*80(a0),a0
move.l a0,bltdpth(a5) ; dest 1
move.l #USED<<16,bltcon0(a5)
move.w #0,bltcon1(a5)
move.w #0,bltamod(a5)
move.w #0,bltdmod(a5)
move.w #(256-1)*64+80/2,bltsize(a5)
.bltwait5 btst #6,dmaconr(a5)
bne.s .bltwait5
rts
write_music
move.l a0,-(a7)
bsr clear_music
move.l (a7)+,a0
move.w #20-1,d6 ; this many chars
lea bottom+32+(394/8)+(7*80),a1 ; this screen, was 8
mus_loop
lea font2,a4
moveq #0,d0
move.b (a0)+,d0
sub.w #" ",d0
lsl.w #1,d0 ; offset
lea text_lookup,a2
move.w 0(a2,d0.w),d0 ; this offset
add.w d0,a4
tf1 set 0
rept 7 ; height of font
move.b tf1(a4),d0
or.b d0,tf1(a1)
or.b d0,tf1+(40*80)(a1)
or.b d0,tf1+(80*80)(a1)
or.b d0,tf1+(120*80)(a1)
tf1 set tf1+80
endr
addq.l #1,a1
dbf d6,mus_loop
rts
no_music_text dc.b 'Mod not playing '
even
modname1 dc.b 'Cro my Friend '
even
modname2 dc.b 'Never Liked Dean !! '
even
clear_music
lea bottom+32+(384/8)+(6*80),a1 ; this screen
lea clips+(384/8)+(36*80),a2
move.w #8-1,d0
.clear_loop
move.l (a2),(a1)
move.l 4(a2),4(a1)
move.l 8(a2),8(a1)
move.l 12(a2),12(a1)
move.l 16(a2),16(a1)
move.l 20(a2),20(a1)
; move.l 24(a2),24(a1)
; move.l 28(a2),28(a1)
move.l 4000(a2),3200(a1)
move.l 4004(a2),3204(a1)
move.l 4008(a2),3208(a1)
move.l 4012(a2),3212(a1)
move.l 4016(a2),3216(a1)
move.l 4020(a2),3220(a1)
; move.l 4024(a2),3224(a1)
; move.l 4028(a2),3228(a1)
move.l 8000(a2),6400(a1)
move.l 8004(a2),6404(a1)
move.l 8008(a2),6408(a1)
move.l 8012(a2),6412(a1)
move.l 8016(a2),6416(a1)
move.l 8020(a2),6420(a1)
; move.l 8024(a2),6424(a1)
; move.l 8028(a2),6428(a1)
move.l 12000(a2),9600(a1)
move.l 12004(a2),9604(a1)
move.l 12008(a2),9608(a1)
move.l 12012(a2),9612(a1)
move.l 12016(a2),9616(a1)
move.l 12020(a2),9620(a1)
; move.l 12024(a2),9624(a1)
; move.l 12028(a2),9628(a1)
lea 80(a1),a1
lea 80(a2),a2
dbf d0,.clear_loop
rts
*******************************************************************************
* Main
*
* The main control routines for the mag
****************************************************************************
main:
tst.w vblank
beq.s main ; wait for VBL interrupt
clr.w vblank
move.w this_one,d0
lsl.w #2,d0
lea routines,a0
move.l 0(a0,d0.w),a0
jsr (a0)
bsr do_highlight
tst.w this_one
bne.s .doing_stuff ; so you can't do anything while
; changing pages
bsr get_key
bsr check_key
tst.w d7
bpl.s .keyit ; key pressed ???...
.doing_stuff
btst #6,$bfe001 ; lmb ?
bne.w main
; LMB pressed... got a new article??
tst.w d6
bmi.s .notnewart
.waitlmb btst #6,$bfe001
beq.s .waitlmb
move.w d6,article_num
move.w curr_pagenum,last_menu
move.w #0,curr_pagenum
bsr set_first
bsr clear_last
move.w #1,this_one
move.w #232-5,min_y
jmp main
.notnewart
bsr checkit
.keyit tst.w d7
bmi.w main ; not a button
cmp.w #0,d7
beq PageLeft
cmp.w #1,d7
beq PageUp
cmp.w #2,d7
beq PageDown
cmp.w #3,d7
beq PageRight
cmp.w #4,d7
beq PageIndex
cmp.w #6,d7 ; music
beq.s musicstuff
cmp.w #5,d7 ; exit?
bne.w main
.quiit rts
music_c dc.w 1
music_p dc.l no_music_text,modname1,modname2
music_m dc.l 0,mod1,mod2
musicstuff
ifeq music_on
.loopit btst #6,$bfe001
beq.s .loopit
stop_music
addq.w #1,music_c
cmp.w #3,music_c
bne.s .restart
move.w #0,music_c
.stopit move.b #0,musicflag
lea no_music_text,a0
bsr write_music
bra.s .noright
.restart
move.w music_c,d0
lsl.w #2,d0
lea music_m,a0
move.l 0(a0,d0.w),a0
init_music
move.b #-1,musicflag
move.w music_c,d0
lsl.w #2,d0
lea music_p,a0
move.l 0(a0,d0.w),a0
bsr write_music
.noright
endc
jmp main
last_menu dc.w 0
musicflag dc.b -1 ; 0 = no music
even
vblank dc.w 0
routines dc.l wait
dc.l start_down
dc.l t_fade
dc.l some_text
dc.l set_new_buttons
dc.l start_up
dc.l t_fade
dc.l resetit
dc.l 0
this_one dc.w 3
check_key
moveq #0,d0
moveq #-1,d7
move.b key,d0
move.b #0,key
cmp.w #$4f,d0
bne.s .notleft
move.w #0,d7 ; left arrow
rts
.notleft cmp.w #$4e,d0
bne.s .notright
move.w #3,d7 ; right arrow
rts
.notright cmp.w #$4c,d0
bne.s .notup
move.w #1,d7 ; up arrow
rts
.notup cmp.w #$4d,d0
bne.s .notdown
move.w #2,d7 ; down arrow
rts
.notdown cmp.w #$45,d0
bne.s .notesc
move.w #5,d7 ; escape key
rts
.notesc cmp.w #$40,d0
bne.s .notspc
move.w #4,d7 ; space bar
.notspc rts
resetit move.w #0,this_one