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!GameDes/Files/Populate

This website contains an archive of files for the Acorn Electron, BBC Micro, Acorn Archimedes, Commodore 16 and Commodore 64 computers, which Dominic Ford has rescued from his private collection of floppy disks and cassettes.

Some of these files were originally commercial releases in the 1980s and 1990s, but they are now widely available online. I assume that copyright over them is no longer being asserted. If you own the copyright and would like files to be removed, please contact me.

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Filename: !GameDes/Files/Populate
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   10REM     >Populate
   20REM By  Antony Bruce Lytis
   30REM For 32-bit machines
   40REM (C) BAU April 1993
   50:
   60MODE 9:OFF
   70PROCinit
   80PROCinit_sblk
   90PROCclear_map
  100PROCclear_pos
  110PROCload
  120PROCedit
  130END
  140:
  150DEF PROCinit
  160size=16
  170pixlen=16384
  180maxwid=256 DIV 16
  190maxlen=pixlen DIV size
  200xsize=320 DIV size
  210ysize=256 DIV size
  220sqr=size*4
  230max_move=256
  240DIM sprname$(256),map maxwid*maxlen,blk 20
  250DIM used(256),pos pixlen*4,pused(max_move)
  260DIM move$(max_move),mspr(max_move),pat$(max_move),spr(max_move)
  270game$="Test"
  280games$="Games"
  290top=ysize-2
  300xpos=0
  310spop=FNswi("XOS_SpriteOp")
  320pat=0
  330null$=CHR$13
  340sel=-1
  350spc12$=STRING$(12," ")
  360ENDPROC
  370:
  380DEF FNswi(swi$)
  390SYS "OS_SWINumberFromString",,swi$ TO swi
  400=swi
  410:
  420DEF PROCinit_sblk
  430sbsize=HIMEM-END-32768
  440DIM sblk sbsize
  450!sblk=sbsize
  460sblk!8=16
  470SYS spop,&109,sblk
  480ENDPROC
  490:
  500DEF PROCclear_sprites
  510SYS spop,&109,sblk
  520ENDPROC
  530:
  540DEF PROCload_sprites(file$)
  550SYS spop,&10B,sblk,file$
  560ENDPROC
  570:
  580DEF PROCsprite_names
  590FOR s=0 TO sprites-1
  600 sprname$(s)=FNsprite_name(s+1)
  610NEXT
  620ENDPROC
  630:
  640DEF FNnoof_sprites
  650SYS spop,&108,sblk TO ,,,number
  660=number
  670:
  680DEF FNsprite_name(spr)
  690SYS spop,&10D,sblk,blk,20,spr TO ,,,nlen
  700blk?nlen=13
  710=$blk
  720:
  730DEF FNmatch_sprname(spr$)
  740i=1
  750matched=FALSE
  760spr$=FNlo(spr$)
  770WHILE NOT matched
  780 SYS spop,&10D,sblk,blk,20,i TO ,,,nlen;ok
  790 IF (ok AND 1)>0 THEN
  800  matched=TRUE
  810 ELSE
  820  blk?nlen=13
  830  IF LEFT$($blk,LEN(spr$))=spr$ THEN
  840   matched=TRUE
  850   spr$=$blk
  860  ELSE
  870   i+=1
  880  ENDIF
  890 ENDIF
  900ENDWHILE
  910=spr$
  920:
  930DEF FNaddress_of(spr$)
  940SYS spop,&118,sblk,spr$ TO ,,addr ;v
  950IF v AND 1 addr=0
  960=addr
  970:
  980DEF PROCclear_map
  990FOR i=0 TO maxwid*maxlen-1 STEP 4
 1000 map!i=0
 1010NEXT
 1020ENDPROC
 1030:
 1040DEF PROCclear_pos
 1050FOR i=0 TO pixlen*4 STEP 4
 1060 pos!i=-1
 1070NEXT
 1080ENDPROC
 1090:
 1100DEF FNstrip(a$)
 1110WHILE LEFT$(a$,1)=" "
 1120 a$=MID$(a$,2)
 1130ENDWHILE
 1140WHILE RIGHT$(a$,1)=" "
 1150 a$=LEFT$(a$)
 1160ENDWHILE
 1170=a$
 1180:
 1190DEF FNfind_sprite(spr$)
 1200spr=sprites
 1210REPEAT
 1220 spr-=1
 1230UNTIL spr=0 OR spr$=sprname$(spr)
 1240IF spr$=sprname$(spr) THEN =spr
 1250ERROR 1,"Unknown sprite '"+spr$+"'"
 1260:
 1270DEF FNlo(a$)
 1280b$=""
 1290FOR lo=1 TO LENa$
 1300 c$=MID$(a$,lo,1)
 1310 IF c$>="A" AND c$<="Z" c$=CHR$(ASCc$+32)
 1320 b$+=c$
 1330NEXT
 1340=b$
 1350:
 1360DEF FNinput(old$,x,y,max)
 1370VDU 31,x+LENold$,y
 1380a$=old$
 1390MOUSE ix,iy,iz
 1400iheld=(iz>0)
 1410*FX229,1
 1420*FX21,0
 1430ON
 1440REPEAT
 1450 REPEAT
 1460  key=INKEY0
 1470  MOUSE x,y,z
 1480  IF z=0 iheld=FALSE
 1490 UNTIL key<>-1 OR (z<>0 AND NOT iheld)
 1500 IF z<>0 key=13
 1510 IF key=127 AND LENa$>0 VDU 127:a$=LEFT$(a$)
 1520 IF key=21 OR key=27 PRINTSTRING$(LENa$,CHR$127);:a$=""
 1530 IF key=27 a$=old$:PRINTa$;
 1540 IF key>32 AND key<127 AND LENa$<max a$+=CHR$key:VDU key
 1550UNTIL key=13 OR key=27
 1560IF key=27 a$=""
 1570OFF
 1580*FX229,0
 1590=a$
 1600:
 1610DEF FNlength
 1620w=maxlen
 1630REPEAT
 1640 w-=1
 1650UNTIL w=0 OR FNnot_blank(w)
 1660=w+1
 1670:
 1680DEF FNnot_blank(c)
 1690nb=-4
 1700REPEAT
 1710 nb+=4
 1720UNTIL nb>top OR map!(c*maxwid+nb)<>0
 1730=(map!(c*maxwid+nb)<>0)
 1740:
 1750DEF PROCfind_used
 1760used()=-1
 1770used(0)=0
 1780next=1
 1790FOR i=0 TO length-1
 1800 FOR j=0 TO across-1
 1810  k=map?(i*maxwid+j)
 1820  IF used(k)<0 used(k)=next:next+=1
 1830 NEXT
 1840NEXT
 1850ENDPROC
 1860:
 1870DEF PROCload
 1880VDU 30:SYS "OS_CLI","Cat "+games$
 1890ok=FALSE
 1900REPEAT
 1910 PRINTTAB(0,20);"Load game:";game$
 1920 new$=FNinput(game$,10,20,12)
 1930 IF new$<>"" THEN
 1940  IF FNok(games$+"."+new$) THEN
 1950   game$=new$
 1960   PROCgame(games$+"."+game$)
 1970   ok=TRUE
 1980  ENDIF
 1990 ENDIF
 2000UNTIL ok
 2010ENDPROC
 2020:
 2030DEF PROCgame(g$)
 2040game=OPENIN(g$)
 2050REPEAT
 2060 in$=FNstrip(GET$#game)
 2070UNTIL LEFT$(in$,1)<>";" AND in$<>""
 2080FOR line=1 TO 6
 2090 colon=INSTR(in$,":")
 2100 type$=FNlo(LEFT$(in$,colon-1))
 2110 file$=FNstrip(MID$(in$,colon+1))
 2120 IFEVAL("FNload_"+type$+"("""+file$+""")")
 2130 in$=FNstrip(GET$#game)
 2140NEXT
 2150CLOSE #game
 2160ENDPROC
 2170:
 2180DEF FNload_scenery(f$)
 2190PROCclear_sprites
 2200PROCload_sprites("Scenery."+f$)
 2210sprites=FNnoof_sprites
 2220PROCsprite_names
 2230=0
 2240:
 2250DEF FNload_maps(f$)
 2260in=OPENIN("Maps."+f$)
 2270mode$=""
 2280REPEAT
 2290 REPEAT
 2300  in$=FNstrip(GET$#in)
 2310 UNTIL EOF#in OR (LEFT$(in$,1)<>";" AND in$<>"")
 2320 IF in$<>"" THEN
 2330  IF RIGHT$(in$,1)=":" THEN
 2340   mode$=in$
 2350   CASE mode$ OF
 2360    WHEN "Used:":
 2370     used()=-1
 2380    WHEN "Map:"
 2390     store=map
 2400     maplen=0
 2410   ENDCASE
 2420  ELSE
 2430   CASE mode$ OF
 2440    WHEN "Used:"
 2450     spc=INSTR(in$," ")
 2460     spr=EVAL("&"+LEFT$(in$,2))
 2470     used(spr)=FNfind_sprite(FNlo(MID$(in$,spc+1)))
 2480    WHEN "Map:"
 2490     IF INSTR(in$,"-")=0 in$+="-"
 2500     i=0
 2510     WHILE LEFT$(in$,1)<>"-"
 2520      store?i=used(EVAL("&"+LEFT$(in$,2)))
 2530      i+=1
 2540      in$=MID$(in$,3)
 2550     ENDWHILE
 2560     in$=MID$(in$,2)
 2570     i=top
 2580     WHILE in$<>""
 2590      store?i=used(EVAL("&"+RIGHT$(in$,2)))
 2600      i-=1
 2610      in$=LEFT$(in$,LENin$-2)
 2620     ENDWHILE
 2630     store+=maxwid
 2640     maplen+=1
 2650   ENDCASE
 2660  ENDIF
 2670 ENDIF
 2680UNTIL EOF#in
 2690CLOSE #in
 2700lastcol=(maplen-xsize)*sqr
 2710SYS spop,&128,sblk,"blank" TO ,,,,,,mode
 2720IF mode<>9 ERROR 1,"Not Mode 9"
 2730SYS spop,&118,sblk,"palette" TO ,,pal_spr
 2740pal_dat=pal_spr+44
 2750FOR i=0 TO 15
 2760 a=pal_dat+8*i
 2770 COLOUR i,a?1,a?2,a?3
 2780NEXT
 2790=0
 2800:
 2810DEF FNok(f$)
 2820SYS "OS_File",5,f$ TO type
 2830=(type=1)
 2840:
 2850DEF FNload_sprites(f$)
 2860PROCload_sprites("Sprites."+f$)
 2870=0
 2880:
 2890DEF FNload_movement(f$)
 2900in=OPENIN("Movement."+f$)
 2910moves=0
 2920WHILE NOT EOF#in
 2930 in$=GET$#in
 2940 IF in$<>"" AND LEFT$(in$,1)<>";" THEN
 2950  IF MID$(in$,27,1)=" " THEN
 2960   move$=FNstrip(MID$(in$,2,12))
 2970   spr$=FNstrip(MID$(in$,15,12))
 2980   spr$=FNmatch_sprname(spr$)
 2990   addr=FNaddress_of(spr$)
 3000   IF addr>0 THEN
 3010    move$(moves)=FNlo(move$)
 3020    mspr(moves)=addr
 3030    moves+=1
 3040   ENDIF
 3050  ENDIF
 3060 ENDIF
 3070ENDWHILE
 3080CLOSE #in
 3090=0
 3100:
 3110DEF FNload_patterns(f$)
 3120in=OPENIN("Patterns."+f$)
 3130pats=0
 3140WHILE NOT EOF#in
 3150 in$=GET$#in
 3160 IF in$<>"" AND LEFT$(in$,1)<>";" THEN
 3170  IF LEFT$(in$,1)<>" " THEN
 3180   spc=INSTR(in$," ")
 3190   pat$=LEFT$(in$,spc-1)
 3200   rest$=FNstrip(MID$(in$,spc))
 3210   i=0
 3220   REPEAT
 3230    i+=1
 3240   UNTIL i>LENrest$ OR MID$(rest$,i,1)=" "
 3250   move$=FNlo(LEFT$(rest$,i-1))
 3260   move=FNfind(move$,move$())
 3270   IF move<>-1 THEN
 3280    pat$(pats)=pat$
 3290    spr(pats)=mspr(move)
 3300    pats+=1
 3310   ENDIF
 3320  ENDIF
 3330 ENDIF
 3340ENDWHILE
 3350CLOSE #in
 3360=0
 3370:
 3380DEF FNfind(a$,a$())
 3390LOCAL i,got
 3400i=DIM(a$(),1)+1
 3410REPEAT
 3420 i-=1
 3430UNTIL a$=a$(i) OR i=0
 3440IF a$=a$(i) THEN =i
 3450=-1
 3460:
 3470DEF FNload_layout(f$)
 3480in=OPENIN("Layout."+f$)
 3490IF in<>0 THEN
 3500 found=FALSE
 3510 WHILE NOT EOF#in
 3520  in$=FNstrip(GET$#in)
 3530  IF in$<>"" AND LEFT$(in$,1)<>";" THEN
 3540   IF NOT found THEN
 3550    IF in$="Layout:" found=TRUE
 3560   ELSE
 3570    pat=FNeval(in$)
 3580    abs=FNeval(in$)
 3590    mem=pos+abs*4
 3600    mem?0=pat
 3610    mem?1=FNeval(in$)
 3620    mem?2=-1
 3630    mem?3=-1
 3640    IF in$<>"" mem?2=FNeval(in$) DIV 2
 3650    IF in$<>"" mem?3=FNeval(in$) DIV 2
 3660   ENDIF
 3670  ENDIF
 3680 ENDWHILE
 3690 CLOSE #in
 3700ENDIF
 3710layout$=f$
 3720=0
 3730:
 3740DEF FNeval(RETURN a$)
 3750spc=INSTR(a$," ")
 3760a=EVALa$
 3770IF spc=0 a$="" ELSE a$=FNstrip(MID$(a$,spc+1))
 3780=a
 3790:
 3800DEF PROCscreen
 3810FOR col=0 TO xsize-1
 3820 PROCcolumn(col+xpos DIV sqr,col*sqr)
 3830NEXT
 3840PROCaliens(xpos DIV sqr,(xpos DIV sqr)+xsize-1)
 3850ENDPROC
 3860:
 3870DEF PROCcolumn(column,at)
 3880addr=map+column*maxwid
 3890FOR i=0 TO top
 3900 SYS spop,&122,sblk,sprname$(addr?i),at,(i+1)*sqr
 3910NEXT
 3920ENDPROC
 3930:
 3940DEF PROCpoke(px,py,poke)
 3950map?(px*xm+py*ym)=poke
 3960ENDPROC
 3970:
 3980DEF PROCpathname(p)
 3990PRINTTAB(1,31);CHR$136;" ";FNlpad(pat$(p),12);" ";CHR$137;
 4000ENDPROC
 4010:
 4020DEF PROClayoutname
 4030PRINTTAB(21,31);"File: ";FNlpad(layout$,12);
 4040ENDPROC
 4050:
 4060DEF FNlpad(s$,l)
 4070=LEFT$(s$+STRING$(l," "),l)
 4080:
 4090DEF FNrpad(s$,r)
 4100=RIGHT$(STRING$(r," ")+s$,r)
 4110:
 4120DEF PROCedit
 4130PROCscreen
 4140PROCpathname(pat)
 4150PROClayoutname
 4160MOUSE ON
 4170held=FALSE
 4180REPEAT
 4190 MOUSE x,y,z
 4200 IF z=0 THEN
 4210  PROCflash(sel,0)
 4220  move=FNmouse(20)
 4230  PROCflash(sel,1)
 4240  IF NOT move wait=FNmouse(20)
 4250 ENDIF
 4260 IF z=0 THEN
 4270  held=FALSE
 4280 ELSE
 4290  IF held z=0 ELSE held=TRUE
 4300 ENDIF
 4310 IF y>sqr THEN
 4320  CASE z OF
 4330   WHEN 0:
 4340    IF x>1279-4 PROClscroll
 4350    IF x<4 PROCrscroll
 4360   WHEN 2:
 4370    IF sel=-1 THEN
 4380     PROCplace
 4390    ELSE
 4400     IF FNwhat_at(x,y)=sel THEN
 4410      PROCrespot
 4420     ELSE
 4430      PROCplace
 4440     ENDIF
 4450    ENDIF
 4460   WHEN 4:
 4470    IF INKEY-1 THEN
 4480     PROCdelete
 4490    ELSE
 4500     PROCselect
 4510    ENDIF
 4520   WHEN 1:PROCdeselect
 4530  ENDCASE
 4540 ELSE
 4550  x=x DIV 32
 4560  y=31-(y DIV 32)
 4570  IF z>0 THEN
 4580   IF y=31 THEN
 4590    IF x=1 PROCnewpath(-1)
 4600    IF x=16 PROCnewpath(1)
 4610    IF x=18 OR x=19 AND sel<>-1 PROCadjust_status(sel)
 4620    IF x>20 PROCsave
 4630   ENDIF
 4640  ENDIF
 4650 ENDIF
 4660UNTIL FALSE
 4670ENDPROC
 4680:
 4690DEF PROCadjust_status(at)
 4700col=at-xpos DIV 4
 4710IF col>320 col=320
 4720IF col<0 VDU 7:ENDPROC
 4730IF INKEY-1 THEN
 4740 mem?2=-1
 4750 mem?3=-1
 4760ELSE
 4770 IF mem?2=255 THEN
 4780  mem?2=col DIV 2
 4790 ELSE
 4800  IF z=4 mem?2=col DIV 2
 4810  IF z=1 mem?3=col DIV 2
 4820 ENDIF
 4830 IF mem?2<>255 AND mem?3<>255 AND mem?2<mem?3 SWAP mem?2,mem?3
 4840ENDIF
 4850PRINTTAB(18,31);FNstatus(at);
 4860ENDPROC
 4870:
 4880DEF FNstatus(at)
 4890IF at=-1 THEN ="  "
 4900mem=pos+4*at
 4910col=at-xpos DIV 4
 4920IF mem?2=255       THEN ="--"
 4930IF col DIV 2>mem?2 THEN ="<<"
 4940IF mem?3=255       THEN ="G1"
 4950IF col DIV 2<mem?3 THEN ="G2"
 4960="??"
 4970:
 4980DEF PROCflash(at,state)
 4990IF at=-1 OR pos!(at*4)=-1 ENDPROC
 5000mem=pos+4*at
 5010fx=4*at-xpos
 5020fy=4*mem?1+sqr
 5030CASE state OF
 5040 WHEN 0:
 5050  GCOL 128
 5060  SYS spop,&231,sblk,spr(?mem),fx,fy
 5070 WHEN 1:
 5080  SYS spop,&222,sblk,spr(?mem),fx,fy,8
 5090ENDCASE
 5100ENDPROC
 5110:
 5120DEF FNmouse(wait)
 5130time=TIME
 5140xx=x:yy=y
 5150REPEAT
 5160 MOUSE x,y,z
 5170 PRINTTAB(1,30);FNid(x,y);
 5180 move=(z>0 OR x<4 OR x>1279-4)
 5190 IF z=0 held=FALSE
 5200UNTIL TIME>time+wait OR move
 5210=move
 5220:
 5230DEF FNid(x,y)
 5240IF NOT INKEY-2 THEN =spc12$+spc12$
 5250id=FNwhat_at(x,y)
 5260IF id=-1 THEN ="[ "+spc12$+"   .. ]"
 5270="[ "+FNlpad(pat$(pos?(4*id)),12)+"   "+FNstatus(id)+" ]"
 5280:
 5290DEF PROCnewpath(a)
 5300pat=(pat+pats+a)MODpats
 5310PROCpathname(pat)
 5320ENDPROC
 5330:
 5340DEF PROCpointer(px,py)
 5350blk!1=px
 5360blk!3=py
 5370?blk=5:SYS "OS_Word",21,blk
 5380ENDPROC
 5390:
 5400DEF PROClscroll
 5410*FX 106,&81
 5420MOUSE RECTANGLE -1000,-1000,2000,2000
 5430MOUSE TO 0,0
 5440ox=0:xs=0
 5450REPEAT
 5460 dx=xs-ox
 5470 ox=xs
 5480 MOUSE xs,ys,zs
 5490 PROCpointer(x,y+ys)
 5500 xs=(xs AND NOT 7) DIV 2
 5510 IF xs>0 THEN
 5520  IF xpos+xs>lastcol scroll=lastcol-xpos ELSE scroll=xs
 5530  IF scroll<>0 THEN
 5540   RECTANGLE FILL 0,sqr,1279,1023-sqr TO -scroll,sqr
 5550   PRINTTAB(18,31);FNstatus(sel);
 5560   x1=(xpos DIV sqr)+xsize
 5570   xp=1280-scroll-(xpos MOD sqr)
 5580   x0=x1
 5590   REPEAT
 5600    PROCcolumn(x1,xp)
 5610    xp+=sqr
 5620    x1+=1
 5630   UNTIL xp>1280
 5640   xpos+=scroll
 5650   PROCaliens(x0,x1-1)
 5660  ENDIF
 5670 ENDIF
 5680UNTIL dx<0
 5690MOUSE RECTANGLE 0,0,1279,1023
 5700MOUSE TO x+dx,y+ys
 5710*FX 106,1
 5720ENDPROC
 5730:
 5740DEF PROCrscroll
 5750*FX 106,&81
 5760MOUSE RECTANGLE -1000,-1000,2000,2000
 5770MOUSE TO 0,0
 5780ox=0:xs=0
 5790REPEAT
 5800 dx=xs-ox
 5810 ox=xs
 5820 MOUSE xs,ys,zs
 5830 PROCpointer(x,y+ys)
 5840 xs=(xs AND NOT 7) DIV 2
 5850 IF xs<0 THEN
 5860  IF -xs>xpos scroll=-xpos ELSE scroll=xs
 5870  IF scroll<>0 THEN
 5880   RECTANGLE FILL 0,sqr,1279,1023-sqr TO -scroll,sqr
 5890   PRINTTAB(18,31);FNstatus(sel);
 5900   x1=(xpos DIV sqr)
 5910   xp=-scroll-(xpos MOD sqr)
 5920   x0=x1
 5930   REPEAT
 5940    PROCcolumn(x1,xp)
 5950    xp-=sqr
 5960    x1-=1
 5970   UNTIL xp<0
 5980   xpos+=scroll
 5990   PROCaliens(x1+1,x0)
 6000  ENDIF
 6010 ENDIF
 6020UNTIL dx>0
 6030MOUSE RECTANGLE 0,0,1279,1023
 6040MOUSE TO x+dx,y+ys
 6050*FX 106,1
 6060ENDPROC
 6070:
 6080DEF PROCaliens(c1,c2)
 6090a1=(c1-1)*size:IF a1<0 a1=0
 6100a2=(c2+1)*size:IF a2>=lastcol a2=lastcol-1
 6110FOR abs=a1*4 TO a2*4 STEP 4
 6120 IF pos!abs<>-1 SYS spop,&222,sblk,spr(pos?abs),abs-xpos,sqr+4*pos?(abs+1),8
 6130NEXT
 6140ENDPROC
 6150:
 6160DEF PROCshow(spr,x,y,w,h)
 6170SYS spop,&110,sblk,null$,,x,y,x+w*4,y+h*4
 6180SYS spop,&222,sblk,spr,x,y,8
 6190ENDPROC
 6200:
 6210DEF PROCrespot
 6220mem=pos+4*sel
 6230spr=?mem
 6240old=!mem
 6250xoff=4*sel-xpos-x
 6260yoff=4*mem?1+sqr-y
 6270PROCremove(sel)
 6280new=FNmove(spr,xoff,yoff)
 6290IF new>0 THEN
 6300 sel=new
 6310 PRINTTAB(18,31);FNstatus(sel);
 6320ELSE
 6330 !mem=old
 6340 SYS spop,&222,sblk,spr(?mem),sel*4-xpos,sqr+4*mem?1,8
 6350ENDIF
 6360ENDPROC
 6370:
 6380DEF PROCplace
 6390dummy=FNmove(pat,0,0)
 6400ENDPROC
 6410:
 6420DEF FNmove(p,dx,dy)
 6430LOCAL held
 6440SYS spop,&228,sblk,spr(p) TO ,,,w,h
 6450x+=dx:y+=dy
 6460PROCshow(spr(p),x,y,w,h)
 6470ox=x:oy=y
 6480to=-1
 6490MOUSE OFF
 6500REPEAT
 6510 held=TRUE
 6520 REPEAT
 6530  MOUSE x,y,z
 6540  x+=dx
 6550  y+=dy
 6560  IF x<>ox OR y<>oy THEN
 6570   IF y>=sqr THEN
 6580    WAIT
 6590    SYS spop,&122,sblk,null$,ox,oy
 6600    PROCshow(spr(p),x,y,w,h)
 6610    ox=x:oy=y
 6620   ENDIF
 6630  ENDIF
 6640  IF z=0 held=FALSE
 6650 UNTIL (z>0 AND NOT held) OR y<sqr
 6660 IF y>=sqr THEN
 6670  to=(xpos+x) DIV 4
 6680  abs=pos+4*to
 6690  IF !abs=-1 THEN
 6700   ?abs=p
 6710   abs?1=(y-sqr) DIV 4
 6720   abs?2=-1
 6730   abs?3=-1
 6740  ELSE
 6750   VDU 7
 6760   to=-1
 6770  ENDIF
 6780 ELSE
 6790  SYS spop,&122,sblk,null$,ox,oy
 6800  to=-2
 6810 ENDIF
 6820UNTIL to<>-1
 6830MOUSE ON
 6840=to
 6850:
 6860DEF PROCsave
 6870MOUSE OFF
 6880new$=FNinput(layout$,27,31,12)
 6890IF new$<>"" THEN
 6900 IF new$<>layout$ THEN
 6910  full$=games$+"."+game$
 6920  out=OPENOUT"_x_"
 6930  in=OPENIN(full$)
 6940  WHILE NOT EOF#in
 6950   in$=GET$#in
 6960   IF LEFT$(in$,7)="Layout:" THEN
 6970    at=LENin$
 6980    WHILE MID$(in$,at,1)<>" "
 6990     at-=1
 7000    ENDWHILE
 7010    in$=LEFT$(in$,at)+new$
 7020   ENDIF
 7030   PROCbput(out,in$)
 7040  ENDWHILE
 7050  CLOSE #in
 7060  CLOSE #out
 7070  layout$=new$
 7080  SYS "OS_CLI","Wipe "+full$+" F~C~V"
 7090  SYS "OS_CLI","Rename _x_ "+full$
 7100  PROCset_type(full$,&FFF)
 7110 ENDIF
 7120 pused()=FALSE
 7130 FOR i=0 TO lastcol-1
 7140  IF pos!(i*4)<>-1 pused(pos?(i*4))=TRUE
 7150 NEXT
 7160 out=OPENOUT("Layout."+layout$)
 7170 PROCbput(out,"; >Layout."+layout$)
 7180 PROCbput(out,"; "+TIME$)
 7190 PROCbput(out,"")
 7200 PROCbput(out,"Patterns:")
 7210 FOR i=0 TO max_move
 7220  IF pused(i) PROCbput(out," "+FNlpad(pat$(i),13)+STR$i)
 7230 NEXT
 7240 PROCbput(out,"")
 7250 PROCbput(out,"Layout:")
 7260 FOR i=0 TO lastcol-1
 7270  IF pos!(i*4)<>-1 THEN
 7280   mem=pos+i*4
 7290   out$=" "+FNrpad(STR$?mem,3)+" "+FNrpad(STR$i,5)+" "+FNrpad(STR$mem?1,3)
 7300   IF mem?2<>255 out$+=" "+FNrpad(STR$(mem?2*2),3)
 7310   IF mem?3<>255 out$+=" "+FNrpad(STR$(mem?3*2),3)
 7320   PROCbput(out,out$)
 7330  ENDIF
 7340 NEXT
 7350 CLOSE #out
 7360 PROCset_type("Layout."+layout$,&FFF)
 7370 PROClayoutname
 7380ENDIF
 7390MOUSE ON
 7400ENDPROC
 7410:
 7420DEF PROCset_type(f$,type)
 7430SYS "OS_File",18,f$,type
 7440ENDPROC
 7450:
 7460DEF PROCbput(f,s$)
 7470BPUT #f,s$+CHR$10;
 7480ENDPROC
 7490:
 7500DEF PROCselect
 7510new=FNwhat_at(x,y)
 7520IF new<>-1 THEN
 7530 sel=new
 7540 PRINTTAB(18,31);FNstatus(sel);
 7550ENDIF
 7560ENDPROC
 7570:
 7580DEF FNwhat_at(xat,yat)
 7590xat=(xat+xpos) DIV 4
 7600yat=(yat-sqr) DIV 4
 7610add=1
 7620end=0
 7630try=xat
 7640REPEAT
 7650 IF try>=0 AND try<lastcol THEN
 7660  IF FNon(xat,yat,try) end=1
 7670 ENDIF
 7680 IF end=0 THEN
 7690  try+=add
 7700  add=-add-SGNadd
 7710  IF ABSadd>2*sqr end=-1
 7720 ENDIF
 7730UNTIL end<>0
 7740IF end=1 THEN =try
 7750=-1
 7760:
 7770DEF PROCdelete
 7780del=FNwhat_at(x,y)
 7790IF del<>-1 THEN
 7800 PROCremove(del)
 7810 IF sel=del sel=-1
 7820 PRINTTAB(18,31);FNstatus(sel);
 7830ENDIF
 7840ENDPROC
 7850:
 7860DEF PROCremove(s)
 7870mem=pos+s*4
 7880SYS spop,&228,sblk,spr(?mem) TO ,,,w
 7890c1=s DIV size
 7900c2=(s+w) DIV size
 7910FOR col=c1 TO c2
 7920 PROCcolumn(col,col*sqr-xpos)
 7930NEXT
 7940!mem=-1
 7950PROCaliens(c1,c2)
 7960ENDPROC
 7970:
 7980DEF FNon(sx,sy,s)
 7990IF pos!(s*4)=-1 THEN =FALSE
 8000mem=pos+s*4
 8010SYS spop,&228,sblk,spr(?mem) TO ,,,w,h
 8020=(sx>=s AND sx<s+w AND sy>=mem?1 AND sy<mem?1+h)
 8030:
 8040DEF PROCdeselect
 8050sel=-1
 8060PRINTTAB(18,31);FNstatus(-1);
 8070ENDPROC

�     >Populate
� By  Antony Bruce Lytis
� For 32-bit machines
(� (C) BAU April 1993
2:
<	� 9:�
F	�init
P�init_sblk
Z�clear_map
d�clear_pos
n	�load
x	�edit
��
�:
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�pixlen=16384
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�sqr=size*4
�max_move=256
�,� sprname$(256),map maxwid*maxlen,blk 20
�,� used(256),pos pixlen*4,pused(max_move)
A� move$(max_move),mspr(max_move),pat$(max_move),spr(max_move)
game$="Test"
games$="Games"
"top=ysize-2
,
xpos=0
6spop=�swi("XOS_SpriteOp")
@	pat=0
J
null$=�13
T
sel=-1
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h�
r:
|� �swi(swi$)
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�� �init_sblk
�sbsize=�-�-32768
�� sblk sbsize
�!sblk=sbsize
�
sblk!8=16
�ș spop,&109,sblk
��
�:
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�
:
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0�
::
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l�
v:
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 � (ok � 1)>0 �
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 pos!i=-1
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 nb+=4
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v �0,20);"Load game:";game$
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000034ff