Home » Archimedes archive » Acorn User » AU 1997-08 B.adf » Regulars » starinfo/Adcock/blulitenin

starinfo/Adcock/blulitenin

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 1997-08 B.adf » Regulars
Filename: starinfo/Adcock/blulitenin
Read OK:
File size: 064F bytes
Load address: 0000
Exec address: 0000
File contents
   10ON ERROR MOUSE STEP 4:PRINTERL:REPORT:END
   20MODE 12:OFF
   30R=RND(5)/10+0.5
   40G=RND(5)/10+0.5
   50B=RND(5)/10+0.5
   60FOR C = 1 TO 15
   70COLOUR C,R*C*17,G*C*17,B*C*17
   80NEXT C
   90PROCFINDMEM
  100NUM=1000
  110DIM X(NUM),Y(NUM)
  120REPEAT
  130GCOL 15
  140:
  150PX=RND(1280)
  160PY=RND(1024)
  170OPY=PY
  180OPX=PX
  190PXP=RND(3)*SGN(RND)
  200PYP=RND(3)*SGN(RND)
  210L=0
  220
  230 GCOL 15
  240 REPEAT
  250  REM MOVE PX,PY
  260  PX+=PXP
  270  PY+=PYP
  280  PXP+=RND(3)*SGN(RND)
  290  PYP+=RND(3)*SGN(RND)
  300  IF PXP>10 PXP=PXP*0.9
  310  IF PXP<-10 PXP=PXP*0.9
  320  IF PYP>10 PYP=PYP*0.9
  330  IF PYP<-10 PYP=PYP*0.9
  340  IF PX>1280 OR PX<0 PXP=-PXP+SGN(RND)*RND(3):PYP+=SGN(RND)*RND(3)
  350  IF PY>1024 OR PY<0 PYP=-PYP+SGN(RND)*RND(3):PXP+=SGN(RND)*RND(3)
  360  REM DRAW PX,PY
  370  L+=1
  380  X(L)=PX
  390  Y(L)=PY
  400 UNTIL RND(100)=1 OR L=NUM OR POINT(X(L),Y(L))<>0
  410 MOVE X(1),Y(1)
  420 FOR EM = 1 TO L
  430 DRAW X(EM),Y(EM)
  440 NEXT EM
  450ENDIF
  460GCOL 15
  470M=L
  480:
  490PROCB
  500:
  510UNTIL FALSE
  520END
  530:
  540:
  550:
  560DEF PROCB
  570FOR L = 1 TO M
  580MOUSE OX,OY,OB
  590PROCBLUR(X(L),Y(L),7)
  600NEXT L
  610ENDPROC
  620:
  630:
  640:
  650DEF PROCFINDMEM
  660DIM input_list  8
  670DIM output_list 4
  680input_list!0 = 149
  690input_list!4 =  -1
  700SYS "OS_ReadVduVariables",input_list,output_list
  710BASE_ADDRESS = output_list!0
  720ENDPROC
  730:
  740:
  750:
  760DEFPROCBLUR(BX,BY,R)
  770FOR YC = 0 TO R STEP 2
  780S=SQR((R^2)-(YC^2))
  790FOR X = BX-S TO BX+S STEP 2
  800Y=BY+YC
  810PROCPOINT(X,Y)
  820Y=BY-YC
  830PROCPOINT(X,Y)
  840NEXT X
  850NEXT YC
  860ENDPROC
  870:
  880:
  890:
  900DEF PROCPOINT(X,Y)
  910A=POINT(X,Y+1)
  920B=POINT(X,Y-1)
  930D=POINT(X+1,Y)
  940E=POINT(X-1,Y)
  950F=POINT(X-1,Y-1)
  960G=POINT(X+1,Y-1)
  970H=POINT(X+1,Y+1)
  980I=POINT(X-1,Y+1)
  990J=POINT(X,Y)
 1000COL=(J+A+B+D+E+F+G+H+I)/8
 1010GCOL COL
 1020REM SYS "ColourTrans_SetGCOL",(COL<<8)+(COL<<16)+(COL<<24)
 1030POINT X,Y
 1040REM A=INT(X/4)+(256-INT((Y)/4))*320
 1050REM BASE_ADDRESS?A+=%10001
 1060ENDPROC
 1070
 1080
 1090
 1100

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� 12:�
R=�(5)/10+0.5
(G=�(5)/10+0.5
2B=�(5)/10+0.5
<� C = 1 � 15
F� C,R*C*17,G*C*17,B*C*17
P� C
Z�FINDMEM
dNUM=1000
n� X(NUM),Y(NUM)
x�
�� 15
�:
�PX=�(1280)
�PY=�(1024)
�
OPY=PY
�
OPX=PX
�PXP=�(3)*�(�)
�PYP=�(3)*�(�)
�L=0
�
�	 � 15
� �
�  � MOVE PX,PY

  PX+=PXP

  PY+=PYP
  PXP+=�(3)*�(�)
"  PYP+=�(3)*�(�)
,  � PXP>10 PXP=PXP*0.9
6  � PXP<-10 PXP=PXP*0.9
@  � PYP>10 PYP=PYP*0.9
J  � PYP<-10 PYP=PYP*0.9
T8  � PX>1280 � PX<0 PXP=-PXP+�(�)*�(3):PYP+=�(�)*�(3)
^8  � PY>1024 � PY<0 PYP=-PYP+�(�)*�(3):PXP+=�(�)*�(3)
h  � DRAW PX,PY
r
  L+=1
|
  X(L)=PX
�
  Y(L)=PY
�( � �(100)=1 � L=NUM � �X(L),Y(L))<>0
� � X(1),Y(1)
� � EM = 1 � L
� � X(EM),Y(EM)
�	 � EM
��
�� 15
�M=L
�:
��B
�:
�� �
�
:
:
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0� �B
:� L = 1 � M
Dȗ OX,OY,OB
N�BLUR(X(L),Y(L),7)
X� L
b�
l:
v:
�:
�� �FINDMEM
�� input_list  8
�� output_list 4
�input_list!0 = 149
�input_list!4 =  -1
�3ș "OS_ReadVduVariables",input_list,output_list
� BASE_ADDRESS = output_list!0
��
�:
�:
�:
���BLUR(BX,BY,R)
� YC = 0 � R � 2
S=�((R^2)-(YC^2))
� X = BX-S � BX+S � 2
 Y=BY+YC
*�POINT(X,Y)
4Y=BY-YC
>�POINT(X,Y)
H� X
R� YC
\�
f:
p:
z:
�� �POINT(X,Y)
�
A=�X,Y+1)
�
B=�X,Y-1)
�
D=�X+1,Y)
�
E=�X-1,Y)
�F=�X-1,Y-1)
�G=�X+1,Y-1)
�H=�X+1,Y+1)
�I=�X-1,Y+1)
�J=�X,Y)
�COL=(J+A+B+D+E+F+G+H+I)/8
�	� COL
�<� SYS "ColourTrans_SetGCOL",(COL<<8)+(COL<<16)+(COL<<24)

Ȓ X,Y
%� A=INT(X/4)+(256-INT((Y)/4))*320
� BASE_ADDRESS?A+=%10001
$�
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00000000  0d 00 0a 15 ee 20 85 20  c8 97 20 88 20 34 3a f1  |..... . .. . 4:.|
00000010  9e 3a f6 3a e0 0d 00 14  0a eb 20 31 32 3a 87 0d  |.:.:...... 12:..|
00000020  00 1e 11 52 3d b3 28 35  29 2f 31 30 2b 30 2e 35  |...R=.(5)/10+0.5|
00000030  0d 00 28 11 47 3d b3 28  35 29 2f 31 30 2b 30 2e  |..(.G=.(5)/10+0.|
00000040  35 0d 00 32 11 42 3d b3  28 35 29 2f 31 30 2b 30  |5..2.B=.(5)/10+0|
00000050  2e 35 0d 00 3c 10 e3 20  43 20 3d 20 31 20 b8 20  |.5..<.. C = 1 . |
00000060  31 35 0d 00 46 1c fb 20  43 2c 52 2a 43 2a 31 37  |15..F.. C,R*C*17|
00000070  2c 47 2a 43 2a 31 37 2c  42 2a 43 2a 31 37 0d 00  |,G*C*17,B*C*17..|
00000080  50 07 ed 20 43 0d 00 5a  0c f2 46 49 4e 44 4d 45  |P.. C..Z..FINDME|
00000090  4d 0d 00 64 0c 4e 55 4d  3d 31 30 30 30 0d 00 6e  |M..d.NUM=1000..n|
000000a0  13 de 20 58 28 4e 55 4d  29 2c 59 28 4e 55 4d 29  |.. X(NUM),Y(NUM)|
000000b0  0d 00 78 05 f5 0d 00 82  08 e6 20 31 35 0d 00 8c  |..x....... 15...|
000000c0  05 3a 0d 00 96 0e 50 58  3d b3 28 31 32 38 30 29  |.:....PX=.(1280)|
000000d0  0d 00 a0 0e 50 59 3d b3  28 31 30 32 34 29 0d 00  |....PY=.(1024)..|
000000e0  aa 0a 4f 50 59 3d 50 59  0d 00 b4 0a 4f 50 58 3d  |..OPY=PY....OPX=|
000000f0  50 58 0d 00 be 11 50 58  50 3d b3 28 33 29 2a b4  |PX....PXP=.(3)*.|
00000100  28 b3 29 0d 00 c8 11 50  59 50 3d b3 28 33 29 2a  |(.)....PYP=.(3)*|
00000110  b4 28 b3 29 0d 00 d2 07  4c 3d 30 0d 00 dc 04 0d  |.(.)....L=0.....|
00000120  00 e6 09 20 e6 20 31 35  0d 00 f0 06 20 f5 0d 00  |... . 15.... ...|
00000130  fa 12 20 20 f4 20 4d 4f  56 45 20 50 58 2c 50 59  |..  . MOVE PX,PY|
00000140  0d 01 04 0d 20 20 50 58  2b 3d 50 58 50 0d 01 0e  |....  PX+=PXP...|
00000150  0d 20 20 50 59 2b 3d 50  59 50 0d 01 18 14 20 20  |.  PY+=PYP....  |
00000160  50 58 50 2b 3d b3 28 33  29 2a b4 28 b3 29 0d 01  |PXP+=.(3)*.(.)..|
00000170  22 14 20 20 50 59 50 2b  3d b3 28 33 29 2a b4 28  |".  PYP+=.(3)*.(|
00000180  b3 29 0d 01 2c 1a 20 20  e7 20 50 58 50 3e 31 30  |.)..,.  . PXP>10|
00000190  20 50 58 50 3d 50 58 50  2a 30 2e 39 0d 01 36 1b  | PXP=PXP*0.9..6.|
000001a0  20 20 e7 20 50 58 50 3c  2d 31 30 20 50 58 50 3d  |  . PXP<-10 PXP=|
000001b0  50 58 50 2a 30 2e 39 0d  01 40 1a 20 20 e7 20 50  |PXP*0.9..@.  . P|
000001c0  59 50 3e 31 30 20 50 59  50 3d 50 59 50 2a 30 2e  |YP>10 PYP=PYP*0.|
000001d0  39 0d 01 4a 1b 20 20 e7  20 50 59 50 3c 2d 31 30  |9..J.  . PYP<-10|
000001e0  20 50 59 50 3d 50 59 50  2a 30 2e 39 0d 01 54 38  | PYP=PYP*0.9..T8|
000001f0  20 20 e7 20 50 58 3e 31  32 38 30 20 84 20 50 58  |  . PX>1280 . PX|
00000200  3c 30 20 50 58 50 3d 2d  50 58 50 2b b4 28 b3 29  |<0 PXP=-PXP+.(.)|
00000210  2a b3 28 33 29 3a 50 59  50 2b 3d b4 28 b3 29 2a  |*.(3):PYP+=.(.)*|
00000220  b3 28 33 29 0d 01 5e 38  20 20 e7 20 50 59 3e 31  |.(3)..^8  . PY>1|
00000230  30 32 34 20 84 20 50 59  3c 30 20 50 59 50 3d 2d  |024 . PY<0 PYP=-|
00000240  50 59 50 2b b4 28 b3 29  2a b3 28 33 29 3a 50 58  |PYP+.(.)*.(3):PX|
00000250  50 2b 3d b4 28 b3 29 2a  b3 28 33 29 0d 01 68 12  |P+=.(.)*.(3)..h.|
00000260  20 20 f4 20 44 52 41 57  20 50 58 2c 50 59 0d 01  |  . DRAW PX,PY..|
00000270  72 0a 20 20 4c 2b 3d 31  0d 01 7c 0d 20 20 58 28  |r.  L+=1..|.  X(|
00000280  4c 29 3d 50 58 0d 01 86  0d 20 20 59 28 4c 29 3d  |L)=PX....  Y(L)=|
00000290  50 59 0d 01 90 28 20 fd  20 b3 28 31 30 30 29 3d  |PY...( . .(100)=|
000002a0  31 20 84 20 4c 3d 4e 55  4d 20 84 20 b0 58 28 4c  |1 . L=NUM . .X(L|
000002b0  29 2c 59 28 4c 29 29 3c  3e 30 0d 01 9a 10 20 ec  |),Y(L))<>0.... .|
000002c0  20 58 28 31 29 2c 59 28  31 29 0d 01 a4 11 20 e3  | X(1),Y(1).... .|
000002d0  20 45 4d 20 3d 20 31 20  b8 20 4c 0d 01 ae 12 20  | EM = 1 . L.... |
000002e0  df 20 58 28 45 4d 29 2c  59 28 45 4d 29 0d 01 b8  |. X(EM),Y(EM)...|
000002f0  09 20 ed 20 45 4d 0d 01  c2 05 cd 0d 01 cc 08 e6  |. . EM..........|
00000300  20 31 35 0d 01 d6 07 4d  3d 4c 0d 01 e0 05 3a 0d  | 15....M=L....:.|
00000310  01 ea 06 f2 42 0d 01 f4  05 3a 0d 01 fe 07 fd 20  |....B....:..... |
00000320  a3 0d 02 08 05 e0 0d 02  12 05 3a 0d 02 1c 05 3a  |..........:....:|
00000330  0d 02 26 05 3a 0d 02 30  08 dd 20 f2 42 0d 02 3a  |..&.:..0.. .B..:|
00000340  0f e3 20 4c 20 3d 20 31  20 b8 20 4d 0d 02 44 0f  |.. L = 1 . M..D.|
00000350  c8 97 20 4f 58 2c 4f 59  2c 4f 42 0d 02 4e 16 f2  |.. OX,OY,OB..N..|
00000360  42 4c 55 52 28 58 28 4c  29 2c 59 28 4c 29 2c 37  |BLUR(X(L),Y(L),7|
00000370  29 0d 02 58 07 ed 20 4c  0d 02 62 05 e1 0d 02 6c  |)..X.. L..b....l|
00000380  05 3a 0d 02 76 05 3a 0d  02 80 05 3a 0d 02 8a 0e  |.:..v.:....:....|
00000390  dd 20 f2 46 49 4e 44 4d  45 4d 0d 02 94 13 de 20  |. .FINDMEM..... |
000003a0  69 6e 70 75 74 5f 6c 69  73 74 20 20 38 0d 02 9e  |input_list  8...|
000003b0  13 de 20 6f 75 74 70 75  74 5f 6c 69 73 74 20 34  |.. output_list 4|
000003c0  0d 02 a8 16 69 6e 70 75  74 5f 6c 69 73 74 21 30  |....input_list!0|
000003d0  20 3d 20 31 34 39 0d 02  b2 16 69 6e 70 75 74 5f  | = 149....input_|
000003e0  6c 69 73 74 21 34 20 3d  20 20 2d 31 0d 02 bc 33  |list!4 =  -1...3|
000003f0  c8 99 20 22 4f 53 5f 52  65 61 64 56 64 75 56 61  |.. "OS_ReadVduVa|
00000400  72 69 61 62 6c 65 73 22  2c 69 6e 70 75 74 5f 6c  |riables",input_l|
00000410  69 73 74 2c 6f 75 74 70  75 74 5f 6c 69 73 74 0d  |ist,output_list.|
00000420  02 c6 20 42 41 53 45 5f  41 44 44 52 45 53 53 20  |.. BASE_ADDRESS |
00000430  3d 20 6f 75 74 70 75 74  5f 6c 69 73 74 21 30 0d  |= output_list!0.|
00000440  02 d0 05 e1 0d 02 da 05  3a 0d 02 e4 05 3a 0d 02  |........:....:..|
00000450  ee 05 3a 0d 02 f8 13 dd  f2 42 4c 55 52 28 42 58  |..:......BLUR(BX|
00000460  2c 42 59 2c 52 29 0d 03  02 14 e3 20 59 43 20 3d  |,BY,R)..... YC =|
00000470  20 30 20 b8 20 52 20 88  20 32 0d 03 0c 15 53 3d  | 0 . R . 2....S=|
00000480  b6 28 28 52 5e 32 29 2d  28 59 43 5e 32 29 29 0d  |.((R^2)-(YC^2)).|
00000490  03 16 19 e3 20 58 20 3d  20 42 58 2d 53 20 b8 20  |.... X = BX-S . |
000004a0  42 58 2b 53 20 88 20 32  0d 03 20 0b 59 3d 42 59  |BX+S . 2.. .Y=BY|
000004b0  2b 59 43 0d 03 2a 0f f2  50 4f 49 4e 54 28 58 2c  |+YC..*..POINT(X,|
000004c0  59 29 0d 03 34 0b 59 3d  42 59 2d 59 43 0d 03 3e  |Y)..4.Y=BY-YC..>|
000004d0  0f f2 50 4f 49 4e 54 28  58 2c 59 29 0d 03 48 07  |..POINT(X,Y)..H.|
000004e0  ed 20 58 0d 03 52 08 ed  20 59 43 0d 03 5c 05 e1  |. X..R.. YC..\..|
000004f0  0d 03 66 05 3a 0d 03 70  05 3a 0d 03 7a 05 3a 0d  |..f.:..p.:..z.:.|
00000500  03 84 11 dd 20 f2 50 4f  49 4e 54 28 58 2c 59 29  |.... .POINT(X,Y)|
00000510  0d 03 8e 0d 41 3d b0 58  2c 59 2b 31 29 0d 03 98  |....A=.X,Y+1)...|
00000520  0d 42 3d b0 58 2c 59 2d  31 29 0d 03 a2 0d 44 3d  |.B=.X,Y-1)....D=|
00000530  b0 58 2b 31 2c 59 29 0d  03 ac 0d 45 3d b0 58 2d  |.X+1,Y)....E=.X-|
00000540  31 2c 59 29 0d 03 b6 0f  46 3d b0 58 2d 31 2c 59  |1,Y)....F=.X-1,Y|
00000550  2d 31 29 0d 03 c0 0f 47  3d b0 58 2b 31 2c 59 2d  |-1)....G=.X+1,Y-|
00000560  31 29 0d 03 ca 0f 48 3d  b0 58 2b 31 2c 59 2b 31  |1)....H=.X+1,Y+1|
00000570  29 0d 03 d4 0f 49 3d b0  58 2d 31 2c 59 2b 31 29  |)....I=.X-1,Y+1)|
00000580  0d 03 de 0b 4a 3d b0 58  2c 59 29 0d 03 e8 1d 43  |....J=.X,Y)....C|
00000590  4f 4c 3d 28 4a 2b 41 2b  42 2b 44 2b 45 2b 46 2b  |OL=(J+A+B+D+E+F+|
000005a0  47 2b 48 2b 49 29 2f 38  0d 03 f2 09 e6 20 43 4f  |G+H+I)/8..... CO|
000005b0  4c 0d 03 fc 3c f4 20 53  59 53 20 22 43 6f 6c 6f  |L...<. SYS "Colo|
000005c0  75 72 54 72 61 6e 73 5f  53 65 74 47 43 4f 4c 22  |urTrans_SetGCOL"|
000005d0  2c 28 43 4f 4c 3c 3c 38  29 2b 28 43 4f 4c 3c 3c  |,(COL<<8)+(COL<<|
000005e0  31 36 29 2b 28 43 4f 4c  3c 3c 32 34 29 0d 04 06  |16)+(COL<<24)...|
000005f0  0a c8 92 20 58 2c 59 0d  04 10 25 f4 20 41 3d 49  |... X,Y...%. A=I|
00000600  4e 54 28 58 2f 34 29 2b  28 32 35 36 2d 49 4e 54  |NT(X/4)+(256-INT|
00000610  28 28 59 29 2f 34 29 29  2a 33 32 30 0d 04 1a 1c  |((Y)/4))*320....|
00000620  f4 20 42 41 53 45 5f 41  44 44 52 45 53 53 3f 41  |. BASE_ADDRESS?A|
00000630  2b 3d 25 31 30 30 30 31  0d 04 24 05 e1 0d 04 2e  |+=%10001..$.....|
00000640  04 0d 04 38 04 0d 04 42  04 0d 04 4c 04 0d ff     |...8...B...L...|
0000064f