Home » Archimedes archive » Acorn User » AU 1997-12.adf » Regulars » StarInfo/Twine/Twine2

StarInfo/Twine/Twine2

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 1997-12.adf » Regulars
Filename: StarInfo/Twine/Twine2
Read OK:
File size: 01FA bytes
Load address: 0000
Exec address: 0000
File contents
   10MODE 31:OFF
   20n=500
   30max=10000
   40DIM x(n),y(n)
   50REPEAT
   60 CLS
   70 REPEAT
   80 r=17*RND(1)
   90 g=17*RND(1)
  100 b=17*RND(1)
  101 UNTIL r+g+b>20
  110 FOR i=0 TO 15
  120  COLOUR i,i*r,i*g,i*b
  130 NEXT
  140 FOR i=0 TO n-1
  150  x(i)=RND(1600+600)-300
  160  y(i)=RND(1200+600)-300
  170 NEXT
  180 black=0
  190 REPEAT
  200  x0=x(0)
  210  y0=y(0)
  220  FOR i=0 TO n-1
  230   c=POINT(x0,y0)
  240   IF c<15 GCOL c+1:POINT x0,y0 ELSE black+=1
  250   x1=x((i+1)MODn)
  260   y1=y((i+1)MODn)
  270   x(i)+=(x1-x0)/50
  280   y(i)+=(y1-y0)/50
  290   x0=x1
  300   y0=y1
  310  NEXT
  320 UNTIL black>max
  330 a=INKEY500
  340UNTIL 0


� 31:�
	n=500

max=10000
(� x(n),y(n)
2�
< �
F �
P r=17*�(1)
Z g=17*�(1)
d b=17*�(1)
e � r+g+b>20
n � i=0 � 15
x  � i,i*r,i*g,i*b
� �
� � i=0 � n-1
�  x(i)=�(1600+600)-300
�  y(i)=�(1200+600)-300
� �
� black=0
� �
�
  x0=x(0)
�
  y0=y(0)
�  � i=0 � n-1
�   c=�x0,y0)
�'   � c<15 � c+1:Ȓ x0,y0 � black+=1
�   x1=x((i+1)�n)
   y1=y((i+1)�n)
   x(i)+=(x1-x0)/50
   y(i)+=(y1-y0)/50
"   x0=x1
,   y0=y1
6  �
@ � black>max
J a=�500
T� 0
�
00000000  0d 00 0a 0a eb 20 33 31  3a 87 0d 00 14 09 6e 3d  |..... 31:.....n=|
00000010  35 30 30 0d 00 1e 0d 6d  61 78 3d 31 30 30 30 30  |500....max=10000|
00000020  0d 00 28 0f de 20 78 28  6e 29 2c 79 28 6e 29 0d  |..(.. x(n),y(n).|
00000030  00 32 05 f5 0d 00 3c 06  20 db 0d 00 46 06 20 f5  |.2....<. ...F. .|
00000040  0d 00 50 0e 20 72 3d 31  37 2a b3 28 31 29 0d 00  |..P. r=17*.(1)..|
00000050  5a 0e 20 67 3d 31 37 2a  b3 28 31 29 0d 00 64 0e  |Z. g=17*.(1)..d.|
00000060  20 62 3d 31 37 2a b3 28  31 29 0d 00 65 0f 20 fd  | b=17*.(1)..e. .|
00000070  20 72 2b 67 2b 62 3e 32  30 0d 00 6e 0f 20 e3 20  | r+g+b>20..n. . |
00000080  69 3d 30 20 b8 20 31 35  0d 00 78 15 20 20 fb 20  |i=0 . 15..x.  . |
00000090  69 2c 69 2a 72 2c 69 2a  67 2c 69 2a 62 0d 00 82  |i,i*r,i*g,i*b...|
000000a0  06 20 ed 0d 00 8c 10 20  e3 20 69 3d 30 20 b8 20  |. ..... . i=0 . |
000000b0  6e 2d 31 0d 00 96 1a 20  20 78 28 69 29 3d b3 28  |n-1....  x(i)=.(|
000000c0  31 36 30 30 2b 36 30 30  29 2d 33 30 30 0d 00 a0  |1600+600)-300...|
000000d0  1a 20 20 79 28 69 29 3d  b3 28 31 32 30 30 2b 36  |.  y(i)=.(1200+6|
000000e0  30 30 29 2d 33 30 30 0d  00 aa 06 20 ed 0d 00 b4  |00)-300.... ....|
000000f0  0c 20 62 6c 61 63 6b 3d  30 0d 00 be 06 20 f5 0d  |. black=0.... ..|
00000100  00 c8 0d 20 20 78 30 3d  78 28 30 29 0d 00 d2 0d  |...  x0=x(0)....|
00000110  20 20 79 30 3d 79 28 30  29 0d 00 dc 11 20 20 e3  |  y0=y(0)....  .|
00000120  20 69 3d 30 20 b8 20 6e  2d 31 0d 00 e6 10 20 20  | i=0 . n-1....  |
00000130  20 63 3d b0 78 30 2c 79  30 29 0d 00 f0 27 20 20  | c=.x0,y0)...'  |
00000140  20 e7 20 63 3c 31 35 20  e6 20 63 2b 31 3a c8 92  | . c<15 . c+1:..|
00000150  20 78 30 2c 79 30 20 8b  20 62 6c 61 63 6b 2b 3d  | x0,y0 . black+=|
00000160  31 0d 00 fa 14 20 20 20  78 31 3d 78 28 28 69 2b  |1....   x1=x((i+|
00000170  31 29 83 6e 29 0d 01 04  14 20 20 20 79 31 3d 79  |1).n)....   y1=y|
00000180  28 28 69 2b 31 29 83 6e  29 0d 01 0e 17 20 20 20  |((i+1).n)....   |
00000190  78 28 69 29 2b 3d 28 78  31 2d 78 30 29 2f 35 30  |x(i)+=(x1-x0)/50|
000001a0  0d 01 18 17 20 20 20 79  28 69 29 2b 3d 28 79 31  |....   y(i)+=(y1|
000001b0  2d 79 30 29 2f 35 30 0d  01 22 0c 20 20 20 78 30  |-y0)/50..".   x0|
000001c0  3d 78 31 0d 01 2c 0c 20  20 20 79 30 3d 79 31 0d  |=x1..,.   y0=y1.|
000001d0  01 36 07 20 20 ed 0d 01  40 10 20 fd 20 62 6c 61  |.6.  ...@. . bla|
000001e0  63 6b 3e 6d 61 78 0d 01  4a 0b 20 61 3d a6 35 30  |ck>max..J. a=.50|
000001f0  30 0d 01 54 07 fd 20 30  0d ff                    |0..T.. 0..|
000001fa