Home » Archimedes archive » Acorn User » AU 1997-10 A.adf » Regulars » StarInfo/Adcock/WibbleLine
StarInfo/Adcock/WibbleLine
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 1997-10 A.adf » Regulars |
| Filename: | StarInfo/Adcock/WibbleLine |
| Read OK: | ✔ |
| File size: | 06D9 bytes |
| Load address: | 0000 |
| Exec address: | 0000 |
File contents
10REM > WibbleLine 20REM > 30REM > By Mark Adcock 40REM 50REM VARIABLES 60REM -------- 70: 80FADE=0 90REM SET FADE TO 1 TO HAVE A FADE EFFECT ON THE LINE, OR HIGHER FOR A '3D' EFFECT 100: 110NUM_OF_LINES=20 120REM SET NUM_OF_LINES TO THE NUMBER OF LINES IN THE FADE (INCLUDING THE ORIGINAL WHITE LINE) 130: 140N=50 150REM NUMBER OF SEGMENTS IN THE LINE 160: 170REM LINE CONSTANTS 180W1=4 190REM HIGH W1 = RETURN TO ORIGINAL POSITION 200W2=10 210REM LOW W2 = GET PULLED TO NEIGBOURS MORE 220: 230SYS "OS_SWINumberFromString",,"ColourTrans_SetGCOL" TO gcol 250MODE 9:OFF 260FOR C = 1 TO 15:COLOUR C,C*17,C*17,C*17:NEXT C 270ON ERROR PRINTERL:REPORT:END 280 290H=INT(1280/N) 300DIM G(N),GP(N) 310DIM O(NUM_OF_LINES,N) 320ORIGIN 0,512 330B=1 340LOCKED=0 350MOUSE ON 360: 370REPEAT 380: 390MOUSE MX,MY,MB 400IF MB=4 THEN LOCKED=INT(MX/H) 410IF MB=2 AND LOCKED>0 AND LOCKED<=N THEN LOCKED=INT(MX/H):O(1,LOCKED)=0:GP(LOCKED)=0:LOCKED=0 420IF MB=1 THEN FOR L=1 TO N:O(1,L)=0:GP(L)=0:NEXT L 430IF MB=0 OR LOCKED<=1 OR LOCKED>N-2 THEN LOCKED=0 440IF LOCKED O(1,LOCKED)=MY 450: 460O(1,1)=0:O(1,N-1)=0 470O(1,2)=0:O(1,N-1)=0 480IF FADE THEN 481FADD=0:IF FADE>1 FADD=FADE 490FOR O = NUM_OF_LINES TO 2 STEP -1 500FOR L = 1 TO N 510O(O,L)=O(O-1,L)+FADD 520NEXT L 530NEXT O 540ENDIF 550: 560O(1,1)=0:O(1,N-1)=0 570O(1,2)=0:O(1,N-1)=0 580FOR L = 3 TO N-2 590: 600IF L<>LOCKED THEN 610 GP(L)-=O(1,L)/W2 620 GP(L)+=(O(1,L+1)+O(1,L-1))/(10*W1) 630 O(1,L)+=GP(L) 640 O(1,L)=O(1,L)*0.95 650ENDIF 660: 670NEXT L 680 690SYS 6,19 700SYS 6,112,B 710SYS 6,113,3-B 720B=3-B 730CLS 740 750DRAW L*H,O(1,N-1) 760: 770IF FADE THEN FOR O = NUM_OF_LINES TO 1STEP-1:C=255-255*O/NUM_OF_LINES:SYS gcol,(C<<8)+(C<<16)+(C<<24):MOVE H,O(O,1):FOR L = 2 TO N-1:DRAW L*H,O(O,L):NEXT L:NEXT O 780: 790SYS gcol,(255<<8)+(255<<16)+(255<<24),,,&333:MOVE H,O(1,1):FOR L = 2 TO N-1:DRAW L*H,O(1,L):NEXT L 800: 810k=INKEY0-48 820IF k=0 FADE=0 830IF k=1 FADE=1 840IF k>=2 AND k<=9 FADE=k*2 860: 870UNTIL FALSE
� > WibbleLine � > � > By Mark Adcock (� 2� VARIABLES <� -------- F: P FADE=0 ZR� SET FADE TO 1 TO HAVE A FADE EFFECT ON THE LINE, OR HIGHER FOR A '3D' EFFECT d: nNUM_OF_LINES=20 x]� SET NUM_OF_LINES TO THE NUMBER OF LINES IN THE FADE (INCLUDING THE ORIGINAL WHITE LINE) �: �N=50 �$� NUMBER OF SEGMENTS IN THE LINE �: �� LINE CONSTANTS �W1=4 �+� HIGH W1 = RETURN TO ORIGINAL POSITION � W2=10 �+� LOW W2 = GET PULLED TO NEIGBOURS MORE �: �=ș "OS_SWINumberFromString",,"ColourTrans_SetGCOL" � gcol � � 9:� '� C = 1 � 15:� C,C*17,C*17,C*17:� C � � �:�:� "H=�(1280/N) ,� G(N),GP(N) 6� O(NUM_OF_LINES,N) @ȑ 0,512 JB=1 TLOCKED=0 ^ȗ � h: r� |: �ȗ MX,MY,MB �� MB=4 � LOCKED=�(MX/H) �V� MB=2 � LOCKED>0 � LOCKED<=N � LOCKED=�(MX/H):O(1,LOCKED)=0:GP(LOCKED)=0:LOCKED=0 �+� MB=1 � � L=1 � N:O(1,L)=0:GP(L)=0:� L �.� MB=0 � LOCKED<=1 � LOCKED>N-2 � LOCKED=0 �� LOCKED O(1,LOCKED)=MY �: �O(1,1)=0:O(1,N-1)=0 �O(1,2)=0:O(1,N-1)=0 �� FADE � �FADD=0:� FADE>1 FADD=FADE �� O = NUM_OF_LINES � 2 � -1 �� L = 1 � N �O(O,L)=O(O-1,L)+FADD � L � O � &: 0O(1,1)=0:O(1,N-1)=0 :O(1,2)=0:O(1,N-1)=0 D� L = 3 � N-2 N: X� L<>LOCKED � b GP(L)-=O(1,L)/W2 l' GP(L)+=(O(1,L+1)+O(1,L-1))/(10*W1) v O(1,L)+=GP(L) � O(1,L)=O(1,L)*0.95 �� �: �� L � �ș 6,19 �ș 6,112,B �ș 6,113,3-B � B=3-B �� � �� L*H,O(1,N-1) �: �� FADE � � O = NUM_OF_LINES � 1�-1:C=255-255*O/NUM_OF_LINES:ș gcol,(C<<8)+(C<<16)+(C<<24):� H,O(O,1):� L = 2 � N-1:� L*H,O(O,L):� L:� O : Yș gcol,(255<<8)+(255<<16)+(255<<24),,,&333:� H,O(1,1):� L = 2 � N-1:� L*H,O(1,L):� L : *k=�0-48 4� k=0 FADE=0 >� k=1 FADE=1 H� k>=2 � k<=9 FADE=k*2 \: f� � �
00000000 0d 00 0a 12 f4 20 3e 20 57 69 62 62 6c 65 4c 69 |..... > WibbleLi| 00000010 6e 65 0d 00 14 07 f4 20 3e 0d 00 1e 16 f4 20 3e |ne..... >..... >| 00000020 20 42 79 20 4d 61 72 6b 20 41 64 63 6f 63 6b 0d | By Mark Adcock.| 00000030 00 28 05 f4 0d 00 32 0f f4 20 56 41 52 49 41 42 |.(....2.. VARIAB| 00000040 4c 45 53 0d 00 3c 0e f4 20 2d 2d 2d 2d 2d 2d 2d |LES..<.. -------| 00000050 2d 0d 00 46 05 3a 0d 00 50 0a 46 41 44 45 3d 30 |-..F.:..P.FADE=0| 00000060 0d 00 5a 52 f4 20 53 45 54 20 46 41 44 45 20 54 |..ZR. SET FADE T| 00000070 4f 20 31 20 54 4f 20 48 41 56 45 20 41 20 46 41 |O 1 TO HAVE A FA| 00000080 44 45 20 45 46 46 45 43 54 20 4f 4e 20 54 48 45 |DE EFFECT ON THE| 00000090 20 4c 49 4e 45 2c 20 4f 52 20 48 49 47 48 45 52 | LINE, OR HIGHER| 000000a0 20 46 4f 52 20 41 20 27 33 44 27 20 45 46 46 45 | FOR A '3D' EFFE| 000000b0 43 54 0d 00 64 05 3a 0d 00 6e 13 4e 55 4d 5f 4f |CT..d.:..n.NUM_O| 000000c0 46 5f 4c 49 4e 45 53 3d 32 30 0d 00 78 5d f4 20 |F_LINES=20..x]. | 000000d0 53 45 54 20 4e 55 4d 5f 4f 46 5f 4c 49 4e 45 53 |SET NUM_OF_LINES| 000000e0 20 54 4f 20 54 48 45 20 4e 55 4d 42 45 52 20 4f | TO THE NUMBER O| 000000f0 46 20 4c 49 4e 45 53 20 49 4e 20 54 48 45 20 46 |F LINES IN THE F| 00000100 41 44 45 20 28 49 4e 43 4c 55 44 49 4e 47 20 54 |ADE (INCLUDING T| 00000110 48 45 20 4f 52 49 47 49 4e 41 4c 20 57 48 49 54 |HE ORIGINAL WHIT| 00000120 45 20 4c 49 4e 45 29 0d 00 82 05 3a 0d 00 8c 08 |E LINE)....:....| 00000130 4e 3d 35 30 0d 00 96 24 f4 20 4e 55 4d 42 45 52 |N=50...$. NUMBER| 00000140 20 4f 46 20 53 45 47 4d 45 4e 54 53 20 49 4e 20 | OF SEGMENTS IN | 00000150 54 48 45 20 4c 49 4e 45 0d 00 a0 05 3a 0d 00 aa |THE LINE....:...| 00000160 14 f4 20 4c 49 4e 45 20 43 4f 4e 53 54 41 4e 54 |.. LINE CONSTANT| 00000170 53 0d 00 b4 08 57 31 3d 34 0d 00 be 2b f4 20 48 |S....W1=4...+. H| 00000180 49 47 48 20 57 31 20 3d 20 52 45 54 55 52 4e 20 |IGH W1 = RETURN | 00000190 54 4f 20 4f 52 49 47 49 4e 41 4c 20 50 4f 53 49 |TO ORIGINAL POSI| 000001a0 54 49 4f 4e 0d 00 c8 09 57 32 3d 31 30 0d 00 d2 |TION....W2=10...| 000001b0 2b f4 20 4c 4f 57 20 57 32 20 3d 20 47 45 54 20 |+. LOW W2 = GET | 000001c0 50 55 4c 4c 45 44 20 54 4f 20 4e 45 49 47 42 4f |PULLED TO NEIGBO| 000001d0 55 52 53 20 4d 4f 52 45 0d 00 dc 05 3a 0d 00 e6 |URS MORE....:...| 000001e0 3d c8 99 20 22 4f 53 5f 53 57 49 4e 75 6d 62 65 |=.. "OS_SWINumbe| 000001f0 72 46 72 6f 6d 53 74 72 69 6e 67 22 2c 2c 22 43 |rFromString",,"C| 00000200 6f 6c 6f 75 72 54 72 61 6e 73 5f 53 65 74 47 43 |olourTrans_SetGC| 00000210 4f 4c 22 20 b8 20 67 63 6f 6c 0d 00 fa 09 eb 20 |OL" . gcol..... | 00000220 39 3a 87 0d 01 04 27 e3 20 43 20 3d 20 31 20 b8 |9:....'. C = 1 .| 00000230 20 31 35 3a fb 20 43 2c 43 2a 31 37 2c 43 2a 31 | 15:. C,C*17,C*1| 00000240 37 2c 43 2a 31 37 3a ed 20 43 0d 01 0e 0e ee 20 |7,C*17:. C..... | 00000250 85 20 f1 9e 3a f6 3a e0 0d 01 18 04 0d 01 22 0f |. ..:.:.......".| 00000260 48 3d a8 28 31 32 38 30 2f 4e 29 0d 01 2c 10 de |H=.(1280/N)..,..| 00000270 20 47 28 4e 29 2c 47 50 28 4e 29 0d 01 36 17 de | G(N),GP(N)..6..| 00000280 20 4f 28 4e 55 4d 5f 4f 46 5f 4c 49 4e 45 53 2c | O(NUM_OF_LINES,| 00000290 4e 29 0d 01 40 0c c8 91 20 30 2c 35 31 32 0d 01 |N)..@... 0,512..| 000002a0 4a 07 42 3d 31 0d 01 54 0c 4c 4f 43 4b 45 44 3d |J.B=1..T.LOCKED=| 000002b0 30 0d 01 5e 08 c8 97 20 ee 0d 01 68 05 3a 0d 01 |0..^... ...h.:..| 000002c0 72 05 f5 0d 01 7c 05 3a 0d 01 86 0f c8 97 20 4d |r....|.:...... M| 000002d0 58 2c 4d 59 2c 4d 42 0d 01 90 1b e7 20 4d 42 3d |X,MY,MB..... MB=| 000002e0 34 20 8c 20 4c 4f 43 4b 45 44 3d a8 28 4d 58 2f |4 . LOCKED=.(MX/| 000002f0 48 29 0d 01 9a 56 e7 20 4d 42 3d 32 20 80 20 4c |H)...V. MB=2 . L| 00000300 4f 43 4b 45 44 3e 30 20 80 20 4c 4f 43 4b 45 44 |OCKED>0 . LOCKED| 00000310 3c 3d 4e 20 8c 20 4c 4f 43 4b 45 44 3d a8 28 4d |<=N . LOCKED=.(M| 00000320 58 2f 48 29 3a 4f 28 31 2c 4c 4f 43 4b 45 44 29 |X/H):O(1,LOCKED)| 00000330 3d 30 3a 47 50 28 4c 4f 43 4b 45 44 29 3d 30 3a |=0:GP(LOCKED)=0:| 00000340 4c 4f 43 4b 45 44 3d 30 0d 01 a4 2b e7 20 4d 42 |LOCKED=0...+. MB| 00000350 3d 31 20 8c 20 e3 20 4c 3d 31 20 b8 20 4e 3a 4f |=1 . . L=1 . N:O| 00000360 28 31 2c 4c 29 3d 30 3a 47 50 28 4c 29 3d 30 3a |(1,L)=0:GP(L)=0:| 00000370 ed 20 4c 0d 01 ae 2e e7 20 4d 42 3d 30 20 84 20 |. L..... MB=0 . | 00000380 4c 4f 43 4b 45 44 3c 3d 31 20 84 20 4c 4f 43 4b |LOCKED<=1 . LOCK| 00000390 45 44 3e 4e 2d 32 20 8c 20 4c 4f 43 4b 45 44 3d |ED>N-2 . LOCKED=| 000003a0 30 0d 01 b8 1b e7 20 4c 4f 43 4b 45 44 20 4f 28 |0..... LOCKED O(| 000003b0 31 2c 4c 4f 43 4b 45 44 29 3d 4d 59 0d 01 c2 05 |1,LOCKED)=MY....| 000003c0 3a 0d 01 cc 17 4f 28 31 2c 31 29 3d 30 3a 4f 28 |:....O(1,1)=0:O(| 000003d0 31 2c 4e 2d 31 29 3d 30 0d 01 d6 17 4f 28 31 2c |1,N-1)=0....O(1,| 000003e0 32 29 3d 30 3a 4f 28 31 2c 4e 2d 31 29 3d 30 0d |2)=0:O(1,N-1)=0.| 000003f0 01 e0 0c e7 20 46 41 44 45 20 8c 0d 01 e1 1d 46 |.... FADE .....F| 00000400 41 44 44 3d 30 3a e7 20 46 41 44 45 3e 31 20 46 |ADD=0:. FADE>1 F| 00000410 41 44 44 3d 46 41 44 45 0d 01 ea 1f e3 20 4f 20 |ADD=FADE..... O | 00000420 3d 20 4e 55 4d 5f 4f 46 5f 4c 49 4e 45 53 20 b8 |= NUM_OF_LINES .| 00000430 20 32 20 88 20 2d 31 0d 01 f4 0f e3 20 4c 20 3d | 2 . -1..... L =| 00000440 20 31 20 b8 20 4e 0d 01 fe 18 4f 28 4f 2c 4c 29 | 1 . N....O(O,L)| 00000450 3d 4f 28 4f 2d 31 2c 4c 29 2b 46 41 44 44 0d 02 |=O(O-1,L)+FADD..| 00000460 08 07 ed 20 4c 0d 02 12 07 ed 20 4f 0d 02 1c 05 |... L..... O....| 00000470 cd 0d 02 26 05 3a 0d 02 30 17 4f 28 31 2c 31 29 |...&.:..0.O(1,1)| 00000480 3d 30 3a 4f 28 31 2c 4e 2d 31 29 3d 30 0d 02 3a |=0:O(1,N-1)=0..:| 00000490 17 4f 28 31 2c 32 29 3d 30 3a 4f 28 31 2c 4e 2d |.O(1,2)=0:O(1,N-| 000004a0 31 29 3d 30 0d 02 44 11 e3 20 4c 20 3d 20 33 20 |1)=0..D.. L = 3 | 000004b0 b8 20 4e 2d 32 0d 02 4e 05 3a 0d 02 58 11 e7 20 |. N-2..N.:..X.. | 000004c0 4c 3c 3e 4c 4f 43 4b 45 44 20 8c 0d 02 62 15 20 |L<>LOCKED ...b. | 000004d0 47 50 28 4c 29 2d 3d 4f 28 31 2c 4c 29 2f 57 32 |GP(L)-=O(1,L)/W2| 000004e0 0d 02 6c 27 20 47 50 28 4c 29 2b 3d 28 4f 28 31 |..l' GP(L)+=(O(1| 000004f0 2c 4c 2b 31 29 2b 4f 28 31 2c 4c 2d 31 29 29 2f |,L+1)+O(1,L-1))/| 00000500 28 31 30 2a 57 31 29 0d 02 76 12 20 4f 28 31 2c |(10*W1)..v. O(1,| 00000510 4c 29 2b 3d 47 50 28 4c 29 0d 02 80 17 20 4f 28 |L)+=GP(L).... O(| 00000520 31 2c 4c 29 3d 4f 28 31 2c 4c 29 2a 30 2e 39 35 |1,L)=O(1,L)*0.95| 00000530 0d 02 8a 05 cd 0d 02 94 05 3a 0d 02 9e 07 ed 20 |.........:..... | 00000540 4c 0d 02 a8 04 0d 02 b2 0b c8 99 20 36 2c 31 39 |L.......... 6,19| 00000550 0d 02 bc 0e c8 99 20 36 2c 31 31 32 2c 42 0d 02 |...... 6,112,B..| 00000560 c6 10 c8 99 20 36 2c 31 31 33 2c 33 2d 42 0d 02 |.... 6,113,3-B..| 00000570 d0 09 42 3d 33 2d 42 0d 02 da 05 db 0d 02 e4 04 |..B=3-B.........| 00000580 0d 02 ee 12 df 20 4c 2a 48 2c 4f 28 31 2c 4e 2d |..... L*H,O(1,N-| 00000590 31 29 0d 02 f8 05 3a 0d 03 02 8c e7 20 46 41 44 |1)....:..... FAD| 000005a0 45 20 8c 20 e3 20 4f 20 3d 20 4e 55 4d 5f 4f 46 |E . . O = NUM_OF| 000005b0 5f 4c 49 4e 45 53 20 b8 20 31 88 2d 31 3a 43 3d |_LINES . 1.-1:C=| 000005c0 32 35 35 2d 32 35 35 2a 4f 2f 4e 55 4d 5f 4f 46 |255-255*O/NUM_OF| 000005d0 5f 4c 49 4e 45 53 3a c8 99 20 67 63 6f 6c 2c 28 |_LINES:.. gcol,(| 000005e0 43 3c 3c 38 29 2b 28 43 3c 3c 31 36 29 2b 28 43 |C<<8)+(C<<16)+(C| 000005f0 3c 3c 32 34 29 3a ec 20 48 2c 4f 28 4f 2c 31 29 |<<24):. H,O(O,1)| 00000600 3a e3 20 4c 20 3d 20 32 20 b8 20 4e 2d 31 3a df |:. L = 2 . N-1:.| 00000610 20 4c 2a 48 2c 4f 28 4f 2c 4c 29 3a ed 20 4c 3a | L*H,O(O,L):. L:| 00000620 ed 20 4f 0d 03 0c 05 3a 0d 03 16 59 c8 99 20 67 |. O....:...Y.. g| 00000630 63 6f 6c 2c 28 32 35 35 3c 3c 38 29 2b 28 32 35 |col,(255<<8)+(25| 00000640 35 3c 3c 31 36 29 2b 28 32 35 35 3c 3c 32 34 29 |5<<16)+(255<<24)| 00000650 2c 2c 2c 26 33 33 33 3a ec 20 48 2c 4f 28 31 2c |,,,&333:. H,O(1,| 00000660 31 29 3a e3 20 4c 20 3d 20 32 20 b8 20 4e 2d 31 |1):. L = 2 . N-1| 00000670 3a df 20 4c 2a 48 2c 4f 28 31 2c 4c 29 3a ed 20 |:. L*H,O(1,L):. | 00000680 4c 0d 03 20 05 3a 0d 03 2a 0b 6b 3d a6 30 2d 34 |L.. .:..*.k=.0-4| 00000690 38 0d 03 34 10 e7 20 6b 3d 30 20 46 41 44 45 3d |8..4.. k=0 FADE=| 000006a0 30 0d 03 3e 10 e7 20 6b 3d 31 20 46 41 44 45 3d |0..>.. k=1 FADE=| 000006b0 31 0d 03 48 1a e7 20 6b 3e 3d 32 20 80 20 6b 3c |1..H.. k>=2 . k<| 000006c0 3d 39 20 46 41 44 45 3d 6b 2a 32 0d 03 5c 05 3a |=9 FADE=k*2..\.:| 000006d0 0d 03 66 07 fd 20 a3 0d ff |..f.. ...| 000006d9
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