Home » Archimedes archive » Acorn User » AU 1997-09 B.adf » Regulars » StarInfo/Stoner/PlasBall
StarInfo/Stoner/PlasBall
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.
Tape/disk: | Home » Archimedes archive » Acorn User » AU 1997-09 B.adf » Regulars |
Filename: | StarInfo/Stoner/PlasBall |
Read OK: | ✔ |
File size: | 068F bytes |
Load address: | 0000 |
Exec address: | 0000 |
File contents
1REM 3D Plasma Ball 2REM by Nigel Stoner 3REM (I Finally did it !!) 4ON ERROR MODE12:REPORT:PRINT " at line ";ERL:END 5 6PROCinit 7REPEAT SYS 6,112,s%:s%=s%EOR3:SYS6,113,s%:WAIT:CLS:PROCrotate:PROCsort:PROCdraw:UNTIL FALSE 8END 9 10 11DEFPROCinit 12MODE 9+128:ORIGIN640,512:OFF:PROCcolors 13DIM lx(99),ly(99),lz(99),depth(1024),dh%(99),dv%(99):s%=1:lines%=19:spd%=8:spike%=32 14FOR a%=-512 TO 512:depth(a%+512) = 1/((a%/720)+1):NEXT:hsp%=spd%/2:hspk%=spike%/2 15FOR a%=0 TO lines%:x%=380:y%=0:z%=0:yang%=RND(360):xang%=RND(360):s=SINRAD(yang%):c=COSRAD(yang%):xnew=x%*c-y%*s:ynew=x%*s+y%*c:x%=xnew:y%=ynew:s=SINRAD(xang%):c=COSRAD(xang%):znew=z%*c-y%*s:ynew=z%*s+y%*c:z%=znew:y%=ynew:lx(a%)=x%:lz(a%)=y%:ly(a%)=z% 16dh%(a%)=RND(spd%)-hsp%:dv%(a%)=RND(spd%)-hsp%:NEXT 17ENDPROC 18 19DEFPROCrotate 20FOR vtx%= 0 TO lines%:IF RND(1)>.95 dh%(vtx%)=RND(spd%)-hsp%:dv%(vtx%)=RND(spd%)-hsp% 21c=COSRAD(dh%(vtx%)):s=SINRAD(dh%(vtx%)):xnew=lx(vtx%)*c-lz(vtx%)*s:znew=lx(vtx%)*s+lz(vtx%)*c:lx(vtx%)=xnew:lz(vtx%)=znew:c=COSRAD(dv%(vtx%)):s=SINRAD(dv%(vtx%)):ynew=ly(vtx%)*c-lz(vtx%)*s:znew=ly(vtx%)*s+lz(vtx%)*c:ly(vtx%)=ynew:lz(vtx%)=znew:NEXT vtx% 22ENDPROC 23 24DEFPROCsort 25FOR a%=0 TO lines%-1:IF lz(a%)<lz(a%+1) THEN SWAP lx(a%),lx(a%+1):SWAP ly(a%),ly(a%+1):SWAP lz(a%),lz(a%+1):SWAP dh%(a%),dh%(a%+1):SWAP dv%(a%),dv%(a%+1):a%=0 26NEXT a% 27ENDPROC 28 29DEFPROCdraw 30GCOL8:CIRCLE0,0,468:half%=(lines%+1)/2:FOR a%=0 TO half%:f=depth(INT(lz(a%))+512):px%=lx(a%)*f:py%=ly(a%)*f:GCOLf*7+1:MOVEpx%/6,py%/6:DRAWpx%,py%:CIRCLEFILLpx%,py%,6:NEXT a%:GCOL0:CIRCLEFILL0,0,64 31FOR a%=half%+1 TO lines%:f=depth(INT(lz(a%))+512):GCOL f*7+1:px%=lx(a%)*f:py%=ly(a%)*f:CIRCLEFILLpx%/6,py%/6,4:FOR b=.25 TO 1 STEP.15:y%=RND(spike%)-hspk%:x%=RND(spike%)-hspk%:DRAWpx%*b+x%,py%*b+y%:NEXTb:CIRCLEFILLpx%+x%,py%+y%,8:NEXTa% 32ENDPROC 33 34DEFPROCcolors 35FOR a%=0 TO 15 STEP 2:COLOUR a%,a%*16,a%*8,a%*15:COLOUR a%+1,a%*8,a%*4,a%*7:NEXT a%:COLOUR15,240,200,240 36ENDPROC
� 3D Plasma Ball � by Nigel Stoner � (I Finally did it !!) � � �12:�:� " at line ";�:� �init A� ș 6,112,s%:s%=s%�3:ș6,113,s%:Ȗ:�:�rotate:�sort:�draw:� � � ��init � 9+128:ȑ640,512:�:�colors V� lx(99),ly(99),lz(99),depth(1024),dh%(99),dv%(99):s%=1:lines%=19:spd%=8:spike%=32 O� a%=-512 � 512:depth(a%+512) = 1/((a%/720)+1):�:hsp%=spd%/2:hspk%=spike%/2 �� a%=0 � lines%:x%=380:y%=0:z%=0:yang%=�(360):xang%=�(360):s=��(yang%):c=��(yang%):xnew=x%*c-y%*s:ynew=x%*s+y%*c:x%=xnew:y%=ynew:s=��(xang%):c=��(xang%):znew=z%*c-y%*s:ynew=z%*s+y%*c:z%=znew:y%=ynew:lx(a%)=x%:lz(a%)=y%:ly(a%)=z% /dh%(a%)=�(spd%)-hsp%:dv%(a%)=�(spd%)-hsp%:� � ��rotate O� vtx%= 0 � lines%:� �(1)>.95 dh%(vtx%)=�(spd%)-hsp%:dv%(vtx%)=�(spd%)-hsp% �c=��(dh%(vtx%)):s=��(dh%(vtx%)):xnew=lx(vtx%)*c-lz(vtx%)*s:znew=lx(vtx%)*s+lz(vtx%)*c:lx(vtx%)=xnew:lz(vtx%)=znew:c=��(dv%(vtx%)):s=��(dv%(vtx%)):ynew=ly(vtx%)*c-lz(vtx%)*s:znew=ly(vtx%)*s+lz(vtx%)*c:ly(vtx%)=ynew:lz(vtx%)=znew:� vtx% � ��sort �� a%=0 � lines%-1:� lz(a%)<lz(a%+1) � Ȕ lx(a%),lx(a%+1):Ȕ ly(a%),ly(a%+1):Ȕ lz(a%),lz(a%+1):Ȕ dh%(a%),dh%(a%+1):Ȕ dv%(a%),dv%(a%+1):a%=0 � a% � ��draw ��8:ȏ0,0,468:half%=(lines%+1)/2:� a%=0 � half%:f=depth(�(lz(a%))+512):px%=lx(a%)*f:py%=ly(a%)*f:�f*7+1:�px%/6,py%/6:�px%,py%:ȏȐpx%,py%,6:� a%:�0:ȏȐ0,0,64 �� a%=half%+1 � lines%:f=depth(�(lz(a%))+512):� f*7+1:px%=lx(a%)*f:py%=ly(a%)*f:ȏȐpx%/6,py%/6,4:� b=.25 � 1 �.15:y%=�(spike%)-hspk%:x%=�(spike%)-hspk%:�px%*b+x%,py%*b+y%:�b:ȏȐpx%+x%,py%+y%,8:�a% � ! "��colors #T� a%=0 � 15 � 2:� a%,a%*16,a%*8,a%*15:� a%+1,a%*8,a%*4,a%*7:� a%:�15,240,200,240 $� �
00000000 0d 00 01 15 f4 20 20 33 44 20 50 6c 61 73 6d 61 |..... 3D Plasma| 00000010 20 42 61 6c 6c 0d 00 02 15 f4 20 62 79 20 4e 69 | Ball..... by Ni| 00000020 67 65 6c 20 53 74 6f 6e 65 72 0d 00 03 1b f4 20 |gel Stoner..... | 00000030 28 49 20 46 69 6e 61 6c 6c 79 20 64 69 64 20 69 |(I Finally did i| 00000040 74 20 21 21 29 0d 00 04 1f ee 20 85 20 eb 31 32 |t !!)..... . .12| 00000050 3a f6 3a f1 20 22 20 61 74 20 6c 69 6e 65 20 22 |:.:. " at line "| 00000060 3b 9e 3a e0 0d 00 05 04 0d 00 06 09 f2 69 6e 69 |;.:..........ini| 00000070 74 0d 00 07 41 f5 20 c8 99 20 36 2c 31 31 32 2c |t...A. .. 6,112,| 00000080 73 25 3a 73 25 3d 73 25 82 33 3a c8 99 36 2c 31 |s%:s%=s%.3:..6,1| 00000090 31 33 2c 73 25 3a c8 96 3a db 3a f2 72 6f 74 61 |13,s%:..:.:.rota| 000000a0 74 65 3a f2 73 6f 72 74 3a f2 64 72 61 77 3a fd |te:.sort:.draw:.| 000000b0 20 a3 0d 00 08 05 e0 0d 00 09 04 0d 00 0a 04 0d | ...............| 000000c0 00 0b 0a dd f2 69 6e 69 74 0d 00 0c 1f eb 20 39 |.....init..... 9| 000000d0 2b 31 32 38 3a c8 91 36 34 30 2c 35 31 32 3a 87 |+128:..640,512:.| 000000e0 3a f2 63 6f 6c 6f 72 73 0d 00 0d 56 de 20 6c 78 |:.colors...V. lx| 000000f0 28 39 39 29 2c 6c 79 28 39 39 29 2c 6c 7a 28 39 |(99),ly(99),lz(9| 00000100 39 29 2c 64 65 70 74 68 28 31 30 32 34 29 2c 64 |9),depth(1024),d| 00000110 68 25 28 39 39 29 2c 64 76 25 28 39 39 29 3a 73 |h%(99),dv%(99):s| 00000120 25 3d 31 3a 6c 69 6e 65 73 25 3d 31 39 3a 73 70 |%=1:lines%=19:sp| 00000130 64 25 3d 38 3a 73 70 69 6b 65 25 3d 33 32 0d 00 |d%=8:spike%=32..| 00000140 0e 4f e3 20 61 25 3d 2d 35 31 32 20 b8 20 35 31 |.O. a%=-512 . 51| 00000150 32 3a 64 65 70 74 68 28 61 25 2b 35 31 32 29 20 |2:depth(a%+512) | 00000160 3d 20 31 2f 28 28 61 25 2f 37 32 30 29 2b 31 29 |= 1/((a%/720)+1)| 00000170 3a ed 3a 68 73 70 25 3d 73 70 64 25 2f 32 3a 68 |:.:hsp%=spd%/2:h| 00000180 73 70 6b 25 3d 73 70 69 6b 65 25 2f 32 0d 00 0f |spk%=spike%/2...| 00000190 e8 e3 20 61 25 3d 30 20 b8 20 6c 69 6e 65 73 25 |.. a%=0 . lines%| 000001a0 3a 78 25 3d 33 38 30 3a 79 25 3d 30 3a 7a 25 3d |:x%=380:y%=0:z%=| 000001b0 30 3a 79 61 6e 67 25 3d b3 28 33 36 30 29 3a 78 |0:yang%=.(360):x| 000001c0 61 6e 67 25 3d b3 28 33 36 30 29 3a 73 3d b5 b2 |ang%=.(360):s=..| 000001d0 28 79 61 6e 67 25 29 3a 63 3d 9b b2 28 79 61 6e |(yang%):c=..(yan| 000001e0 67 25 29 3a 78 6e 65 77 3d 78 25 2a 63 2d 79 25 |g%):xnew=x%*c-y%| 000001f0 2a 73 3a 79 6e 65 77 3d 78 25 2a 73 2b 79 25 2a |*s:ynew=x%*s+y%*| 00000200 63 3a 78 25 3d 78 6e 65 77 3a 79 25 3d 79 6e 65 |c:x%=xnew:y%=yne| 00000210 77 3a 73 3d b5 b2 28 78 61 6e 67 25 29 3a 63 3d |w:s=..(xang%):c=| 00000220 9b b2 28 78 61 6e 67 25 29 3a 7a 6e 65 77 3d 7a |..(xang%):znew=z| 00000230 25 2a 63 2d 79 25 2a 73 3a 79 6e 65 77 3d 7a 25 |%*c-y%*s:ynew=z%| 00000240 2a 73 2b 79 25 2a 63 3a 7a 25 3d 7a 6e 65 77 3a |*s+y%*c:z%=znew:| 00000250 79 25 3d 79 6e 65 77 3a 6c 78 28 61 25 29 3d 78 |y%=ynew:lx(a%)=x| 00000260 25 3a 6c 7a 28 61 25 29 3d 79 25 3a 6c 79 28 61 |%:lz(a%)=y%:ly(a| 00000270 25 29 3d 7a 25 0d 00 10 2f 64 68 25 28 61 25 29 |%)=z%.../dh%(a%)| 00000280 3d b3 28 73 70 64 25 29 2d 68 73 70 25 3a 64 76 |=.(spd%)-hsp%:dv| 00000290 25 28 61 25 29 3d b3 28 73 70 64 25 29 2d 68 73 |%(a%)=.(spd%)-hs| 000002a0 70 25 3a ed 0d 00 11 05 e1 0d 00 12 04 0d 00 13 |p%:.............| 000002b0 0c dd f2 72 6f 74 61 74 65 0d 00 14 4f e3 20 76 |...rotate...O. v| 000002c0 74 78 25 3d 20 30 20 b8 20 6c 69 6e 65 73 25 3a |tx%= 0 . lines%:| 000002d0 e7 20 b3 28 31 29 3e 2e 39 35 20 64 68 25 28 76 |. .(1)>.95 dh%(v| 000002e0 74 78 25 29 3d b3 28 73 70 64 25 29 2d 68 73 70 |tx%)=.(spd%)-hsp| 000002f0 25 3a 64 76 25 28 76 74 78 25 29 3d b3 28 73 70 |%:dv%(vtx%)=.(sp| 00000300 64 25 29 2d 68 73 70 25 0d 00 15 ee 63 3d 9b b2 |d%)-hsp%....c=..| 00000310 28 64 68 25 28 76 74 78 25 29 29 3a 73 3d b5 b2 |(dh%(vtx%)):s=..| 00000320 28 64 68 25 28 76 74 78 25 29 29 3a 78 6e 65 77 |(dh%(vtx%)):xnew| 00000330 3d 6c 78 28 76 74 78 25 29 2a 63 2d 6c 7a 28 76 |=lx(vtx%)*c-lz(v| 00000340 74 78 25 29 2a 73 3a 7a 6e 65 77 3d 6c 78 28 76 |tx%)*s:znew=lx(v| 00000350 74 78 25 29 2a 73 2b 6c 7a 28 76 74 78 25 29 2a |tx%)*s+lz(vtx%)*| 00000360 63 3a 6c 78 28 76 74 78 25 29 3d 78 6e 65 77 3a |c:lx(vtx%)=xnew:| 00000370 6c 7a 28 76 74 78 25 29 3d 7a 6e 65 77 3a 63 3d |lz(vtx%)=znew:c=| 00000380 9b b2 28 64 76 25 28 76 74 78 25 29 29 3a 73 3d |..(dv%(vtx%)):s=| 00000390 b5 b2 28 64 76 25 28 76 74 78 25 29 29 3a 79 6e |..(dv%(vtx%)):yn| 000003a0 65 77 3d 6c 79 28 76 74 78 25 29 2a 63 2d 6c 7a |ew=ly(vtx%)*c-lz| 000003b0 28 76 74 78 25 29 2a 73 3a 7a 6e 65 77 3d 6c 79 |(vtx%)*s:znew=ly| 000003c0 28 76 74 78 25 29 2a 73 2b 6c 7a 28 76 74 78 25 |(vtx%)*s+lz(vtx%| 000003d0 29 2a 63 3a 6c 79 28 76 74 78 25 29 3d 79 6e 65 |)*c:ly(vtx%)=yne| 000003e0 77 3a 6c 7a 28 76 74 78 25 29 3d 7a 6e 65 77 3a |w:lz(vtx%)=znew:| 000003f0 ed 20 76 74 78 25 0d 00 16 05 e1 0d 00 17 04 0d |. vtx%..........| 00000400 00 18 0a dd f2 73 6f 72 74 0d 00 19 91 e3 20 61 |.....sort..... a| 00000410 25 3d 30 20 b8 20 6c 69 6e 65 73 25 2d 31 3a e7 |%=0 . lines%-1:.| 00000420 20 6c 7a 28 61 25 29 3c 6c 7a 28 61 25 2b 31 29 | lz(a%)<lz(a%+1)| 00000430 20 8c 20 c8 94 20 6c 78 28 61 25 29 2c 6c 78 28 | . .. lx(a%),lx(| 00000440 61 25 2b 31 29 3a c8 94 20 6c 79 28 61 25 29 2c |a%+1):.. ly(a%),| 00000450 6c 79 28 61 25 2b 31 29 3a c8 94 20 6c 7a 28 61 |ly(a%+1):.. lz(a| 00000460 25 29 2c 6c 7a 28 61 25 2b 31 29 3a c8 94 20 64 |%),lz(a%+1):.. d| 00000470 68 25 28 61 25 29 2c 64 68 25 28 61 25 2b 31 29 |h%(a%),dh%(a%+1)| 00000480 3a c8 94 20 64 76 25 28 61 25 29 2c 64 76 25 28 |:.. dv%(a%),dv%(| 00000490 61 25 2b 31 29 3a 61 25 3d 30 0d 00 1a 08 ed 20 |a%+1):a%=0..... | 000004a0 61 25 0d 00 1b 05 e1 0d 00 1c 04 0d 00 1d 0a dd |a%..............| 000004b0 f2 64 72 61 77 0d 00 1e a1 e6 38 3a c8 8f 30 2c |.draw.....8:..0,| 000004c0 30 2c 34 36 38 3a 68 61 6c 66 25 3d 28 6c 69 6e |0,468:half%=(lin| 000004d0 65 73 25 2b 31 29 2f 32 3a e3 20 61 25 3d 30 20 |es%+1)/2:. a%=0 | 000004e0 b8 20 68 61 6c 66 25 3a 66 3d 64 65 70 74 68 28 |. half%:f=depth(| 000004f0 a8 28 6c 7a 28 61 25 29 29 2b 35 31 32 29 3a 70 |.(lz(a%))+512):p| 00000500 78 25 3d 6c 78 28 61 25 29 2a 66 3a 70 79 25 3d |x%=lx(a%)*f:py%=| 00000510 6c 79 28 61 25 29 2a 66 3a e6 66 2a 37 2b 31 3a |ly(a%)*f:.f*7+1:| 00000520 ec 70 78 25 2f 36 2c 70 79 25 2f 36 3a df 70 78 |.px%/6,py%/6:.px| 00000530 25 2c 70 79 25 3a c8 8f c8 90 70 78 25 2c 70 79 |%,py%:....px%,py| 00000540 25 2c 36 3a ed 20 61 25 3a e6 30 3a c8 8f c8 90 |%,6:. a%:.0:....| 00000550 30 2c 30 2c 36 34 0d 00 1f c9 e3 20 61 25 3d 68 |0,0,64..... a%=h| 00000560 61 6c 66 25 2b 31 20 b8 20 6c 69 6e 65 73 25 3a |alf%+1 . lines%:| 00000570 66 3d 64 65 70 74 68 28 a8 28 6c 7a 28 61 25 29 |f=depth(.(lz(a%)| 00000580 29 2b 35 31 32 29 3a e6 20 66 2a 37 2b 31 3a 70 |)+512):. f*7+1:p| 00000590 78 25 3d 6c 78 28 61 25 29 2a 66 3a 70 79 25 3d |x%=lx(a%)*f:py%=| 000005a0 6c 79 28 61 25 29 2a 66 3a c8 8f c8 90 70 78 25 |ly(a%)*f:....px%| 000005b0 2f 36 2c 70 79 25 2f 36 2c 34 3a e3 20 62 3d 2e |/6,py%/6,4:. b=.| 000005c0 32 35 20 b8 20 31 20 88 2e 31 35 3a 79 25 3d b3 |25 . 1 ..15:y%=.| 000005d0 28 73 70 69 6b 65 25 29 2d 68 73 70 6b 25 3a 78 |(spike%)-hspk%:x| 000005e0 25 3d b3 28 73 70 69 6b 65 25 29 2d 68 73 70 6b |%=.(spike%)-hspk| 000005f0 25 3a df 70 78 25 2a 62 2b 78 25 2c 70 79 25 2a |%:.px%*b+x%,py%*| 00000600 62 2b 79 25 3a ed 62 3a c8 8f c8 90 70 78 25 2b |b+y%:.b:....px%+| 00000610 78 25 2c 70 79 25 2b 79 25 2c 38 3a ed 61 25 0d |x%,py%+y%,8:.a%.| 00000620 00 20 05 e1 0d 00 21 04 0d 00 22 0c dd f2 63 6f |. ....!..."...co| 00000630 6c 6f 72 73 0d 00 23 54 e3 20 61 25 3d 30 20 b8 |lors..#T. a%=0 .| 00000640 20 31 35 20 88 20 32 3a fb 20 61 25 2c 61 25 2a | 15 . 2:. a%,a%*| 00000650 31 36 2c 61 25 2a 38 2c 61 25 2a 31 35 3a fb 20 |16,a%*8,a%*15:. | 00000660 61 25 2b 31 2c 61 25 2a 38 2c 61 25 2a 34 2c 61 |a%+1,a%*8,a%*4,a| 00000670 25 2a 37 3a ed 20 61 25 3a fb 31 35 2c 32 34 30 |%*7:. a%:.15,240| 00000680 2c 32 30 30 2c 32 34 30 0d 00 24 05 e1 0d ff |,200,240..$....| 0000068f