Home » Archimedes archive » Archimedes World » AW-1996-12.adf » !AcornAns_AcornAns » December/Collide
December/Collide
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 » Archimedes World » AW-1996-12.adf » !AcornAns_AcornAns |
Filename: | December/Collide |
Read OK: | ✔ |
File size: | 0430 bytes |
Load address: | 0000 |
Exec address: | 0000 |
File contents
10REM >Collide 20: 30r1=32 40m1=r1*r1 50x1=0:y1=500-r1 60vx1=12:vy1=0 70r2=48 80m2=r2*r2 90x2=580:y2=530-r2 100vx2=0:vy2=0 110e=1 120: 130a1=(m1-m2*e)/(m1+m2) 140a2=(m2-m1*e)/(m1+m2) 150b1=m1*(1+e)/(m1+m2) 160b2=m2*(1+e)/(m1+m2) 170: 180PROCreadmonitortype 190MODE mo% 200REPEAT 210 WAIT 220 CLS 230 CIRCLE x1+r1,y1+r1,r1 240 CIRCLE x2+r2,y2+r2,r2 250 x1+=vx1:y1+=vy1 260 x2+=vx2:y2+=vy2 270 tx=x2-x1+r2-r1:ty=y2-y1+r2-r1 280 IF ABS(tx)<=(r1+r2) AND ABS(ty)<=(r1+r2) THEN 290 txs=tx*tx:tys=ty*ty 300 ds=txs+tys 310 IF ds<=(r1+r2)*(r1+r2) THEN 320 x1-=vx1:y1-=vy1 330 x2-=vx2:y2-=vy2 340 txy=tx*ty 350 txs=txs/ds 360 tys=tys/ds 370 txy=txy/ds 380 dy=txy*(vy2-vy1) 390 dx=txy*(vx2-vx1) 400 wx1 = (a1*txs+tys)*vx1 + b2*(txs*vx2+dy) 410 wy1 = (a1*tys+txs)*vy1 + b2*(tys*vy2+dx) 420 wx2 = (a2*txs+tys)*vx2 + b1*(txs*vx1-dy) 430 wy2 = (a2*tys+txs)*vy2 + b1*(tys*vy1-dx) 440 vx1 = wx1 450 vy1 = wy1 460 vx2 = wx2 470 vy2 = wy2 480 ENDIF 490 ENDIF 500UNTIL FALSE 510END 520: 530DEF PROCreadmonitortype 540SYS "OS_Byte",161,133 TO ,,type% 550type%=(type% AND 12) DIV 4 560IF type%=1 mo%=18 ELSE mo%=0 570ENDPROC
� >Collide : r1=32 (m1=r1*r1 2x1=0:y1=500-r1 <vx1=12:vy1=0 F r2=48 Pm2=r2*r2 Zx2=580:y2=530-r2 dvx2=0:vy2=0 ne=1 x: �a1=(m1-m2*e)/(m1+m2) �a2=(m2-m1*e)/(m1+m2) �b1=m1*(1+e)/(m1+m2) �b2=m2*(1+e)/(m1+m2) �: ��readmonitortype � � mo% �� � Ȗ � � � ȏ x1+r1,y1+r1,r1 � ȏ x2+r2,y2+r2,r2 � x1+=vx1:y1+=vy1 x2+=vx2:y2+=vy2 " tx=x2-x1+r2-r1:ty=y2-y1+r2-r1 ( � �(tx)<=(r1+r2) � �(ty)<=(r1+r2) � " txs=tx*tx:tys=ty*ty , ds=txs+tys 6 � ds<=(r1+r2)*(r1+r2) � @ x1-=vx1:y1-=vy1 J x2-=vx2:y2-=vy2 T txy=tx*ty ^ txs=txs/ds h tys=tys/ds r txy=txy/ds | dy=txy*(vy2-vy1) � dx=txy*(vx2-vx1) �/ wx1 = (a1*txs+tys)*vx1 + b2*(txs*vx2+dy) �/ wy1 = (a1*tys+txs)*vy1 + b2*(tys*vy2+dx) �/ wx2 = (a2*txs+tys)*vx2 + b1*(txs*vx1-dy) �/ wy2 = (a2*tys+txs)*vy2 + b1*(tys*vy1-dx) � vx1 = wx1 � vy1 = wy1 � vx2 = wx2 � vy2 = wy2 � � � � �� � �� : � �readmonitortype "ș "OS_Byte",161,133 � ,,type% &type%=(type% � 12) � 4 0� type%=1 mo%=18 � mo%=0 :� �
00000000 0d 00 0a 0e f4 20 3e 43 6f 6c 6c 69 64 65 0d 00 |..... >Collide..| 00000010 14 05 3a 0d 00 1e 09 72 31 3d 33 32 0d 00 28 0c |..:....r1=32..(.| 00000020 6d 31 3d 72 31 2a 72 31 0d 00 32 12 78 31 3d 30 |m1=r1*r1..2.x1=0| 00000030 3a 79 31 3d 35 30 30 2d 72 31 0d 00 3c 10 76 78 |:y1=500-r1..<.vx| 00000040 31 3d 31 32 3a 76 79 31 3d 30 0d 00 46 09 72 32 |1=12:vy1=0..F.r2| 00000050 3d 34 38 0d 00 50 0c 6d 32 3d 72 32 2a 72 32 0d |=48..P.m2=r2*r2.| 00000060 00 5a 14 78 32 3d 35 38 30 3a 79 32 3d 35 33 30 |.Z.x2=580:y2=530| 00000070 2d 72 32 0d 00 64 0f 76 78 32 3d 30 3a 76 79 32 |-r2..d.vx2=0:vy2| 00000080 3d 30 0d 00 6e 07 65 3d 31 0d 00 78 05 3a 0d 00 |=0..n.e=1..x.:..| 00000090 82 18 61 31 3d 28 6d 31 2d 6d 32 2a 65 29 2f 28 |..a1=(m1-m2*e)/(| 000000a0 6d 31 2b 6d 32 29 0d 00 8c 18 61 32 3d 28 6d 32 |m1+m2)....a2=(m2| 000000b0 2d 6d 31 2a 65 29 2f 28 6d 31 2b 6d 32 29 0d 00 |-m1*e)/(m1+m2)..| 000000c0 96 17 62 31 3d 6d 31 2a 28 31 2b 65 29 2f 28 6d |..b1=m1*(1+e)/(m| 000000d0 31 2b 6d 32 29 0d 00 a0 17 62 32 3d 6d 32 2a 28 |1+m2)....b2=m2*(| 000000e0 31 2b 65 29 2f 28 6d 31 2b 6d 32 29 0d 00 aa 05 |1+e)/(m1+m2)....| 000000f0 3a 0d 00 b4 14 f2 72 65 61 64 6d 6f 6e 69 74 6f |:.....readmonito| 00000100 72 74 79 70 65 0d 00 be 09 eb 20 6d 6f 25 0d 00 |rtype..... mo%..| 00000110 c8 05 f5 0d 00 d2 07 20 c8 96 0d 00 dc 06 20 db |....... ...... .| 00000120 0d 00 e6 16 20 c8 8f 20 78 31 2b 72 31 2c 79 31 |.... .. x1+r1,y1| 00000130 2b 72 31 2c 72 31 0d 00 f0 16 20 c8 8f 20 78 32 |+r1,r1.... .. x2| 00000140 2b 72 32 2c 79 32 2b 72 32 2c 72 32 0d 00 fa 14 |+r2,y2+r2,r2....| 00000150 20 78 31 2b 3d 76 78 31 3a 79 31 2b 3d 76 79 31 | x1+=vx1:y1+=vy1| 00000160 0d 01 04 14 20 78 32 2b 3d 76 78 32 3a 79 32 2b |.... x2+=vx2:y2+| 00000170 3d 76 79 32 0d 01 0e 22 20 74 78 3d 78 32 2d 78 |=vy2..." tx=x2-x| 00000180 31 2b 72 32 2d 72 31 3a 74 79 3d 79 32 2d 79 31 |1+r2-r1:ty=y2-y1| 00000190 2b 72 32 2d 72 31 0d 01 18 28 20 e7 20 94 28 74 |+r2-r1...( . .(t| 000001a0 78 29 3c 3d 28 72 31 2b 72 32 29 20 80 20 94 28 |x)<=(r1+r2) . .(| 000001b0 74 79 29 3c 3d 28 72 31 2b 72 32 29 20 8c 0d 01 |ty)<=(r1+r2) ...| 000001c0 22 19 20 20 74 78 73 3d 74 78 2a 74 78 3a 74 79 |". txs=tx*tx:ty| 000001d0 73 3d 74 79 2a 74 79 0d 01 2c 10 20 20 64 73 3d |s=ty*ty..,. ds=| 000001e0 74 78 73 2b 74 79 73 0d 01 36 1d 20 20 e7 20 64 |txs+tys..6. . d| 000001f0 73 3c 3d 28 72 31 2b 72 32 29 2a 28 72 31 2b 72 |s<=(r1+r2)*(r1+r| 00000200 32 29 20 8c 0d 01 40 16 20 20 20 78 31 2d 3d 76 |2) ...@. x1-=v| 00000210 78 31 3a 79 31 2d 3d 76 79 31 0d 01 4a 16 20 20 |x1:y1-=vy1..J. | 00000220 20 78 32 2d 3d 76 78 32 3a 79 32 2d 3d 76 79 32 | x2-=vx2:y2-=vy2| 00000230 0d 01 54 10 20 20 20 74 78 79 3d 74 78 2a 74 79 |..T. txy=tx*ty| 00000240 0d 01 5e 11 20 20 20 74 78 73 3d 74 78 73 2f 64 |..^. txs=txs/d| 00000250 73 0d 01 68 11 20 20 20 74 79 73 3d 74 79 73 2f |s..h. tys=tys/| 00000260 64 73 0d 01 72 11 20 20 20 74 78 79 3d 74 78 79 |ds..r. txy=txy| 00000270 2f 64 73 0d 01 7c 17 20 20 20 64 79 3d 74 78 79 |/ds..|. dy=txy| 00000280 2a 28 76 79 32 2d 76 79 31 29 0d 01 86 17 20 20 |*(vy2-vy1).... | 00000290 20 64 78 3d 74 78 79 2a 28 76 78 32 2d 76 78 31 | dx=txy*(vx2-vx1| 000002a0 29 0d 01 90 2f 20 20 20 77 78 31 20 3d 20 28 61 |).../ wx1 = (a| 000002b0 31 2a 74 78 73 2b 74 79 73 29 2a 76 78 31 20 2b |1*txs+tys)*vx1 +| 000002c0 20 62 32 2a 28 74 78 73 2a 76 78 32 2b 64 79 29 | b2*(txs*vx2+dy)| 000002d0 0d 01 9a 2f 20 20 20 77 79 31 20 3d 20 28 61 31 |.../ wy1 = (a1| 000002e0 2a 74 79 73 2b 74 78 73 29 2a 76 79 31 20 2b 20 |*tys+txs)*vy1 + | 000002f0 62 32 2a 28 74 79 73 2a 76 79 32 2b 64 78 29 0d |b2*(tys*vy2+dx).| 00000300 01 a4 2f 20 20 20 77 78 32 20 3d 20 28 61 32 2a |../ wx2 = (a2*| 00000310 74 78 73 2b 74 79 73 29 2a 76 78 32 20 2b 20 62 |txs+tys)*vx2 + b| 00000320 31 2a 28 74 78 73 2a 76 78 31 2d 64 79 29 0d 01 |1*(txs*vx1-dy)..| 00000330 ae 2f 20 20 20 77 79 32 20 3d 20 28 61 32 2a 74 |./ wy2 = (a2*t| 00000340 79 73 2b 74 78 73 29 2a 76 79 32 20 2b 20 62 31 |ys+txs)*vy2 + b1| 00000350 2a 28 74 79 73 2a 76 79 31 2d 64 78 29 0d 01 b8 |*(tys*vy1-dx)...| 00000360 10 20 20 20 76 78 31 20 3d 20 77 78 31 0d 01 c2 |. vx1 = wx1...| 00000370 10 20 20 20 76 79 31 20 3d 20 77 79 31 0d 01 cc |. vy1 = wy1...| 00000380 10 20 20 20 76 78 32 20 3d 20 77 78 32 0d 01 d6 |. vx2 = wx2...| 00000390 10 20 20 20 76 79 32 20 3d 20 77 79 32 0d 01 e0 |. vy2 = wy2...| 000003a0 07 20 20 cd 0d 01 ea 06 20 cd 0d 01 f4 07 fd 20 |. ..... ...... | 000003b0 a3 0d 01 fe 05 e0 0d 02 08 05 3a 0d 02 12 16 dd |..........:.....| 000003c0 20 f2 72 65 61 64 6d 6f 6e 69 74 6f 72 74 79 70 | .readmonitortyp| 000003d0 65 0d 02 1c 22 c8 99 20 22 4f 53 5f 42 79 74 65 |e...".. "OS_Byte| 000003e0 22 2c 31 36 31 2c 31 33 33 20 b8 20 2c 2c 74 79 |",161,133 . ,,ty| 000003f0 70 65 25 0d 02 26 1a 74 79 70 65 25 3d 28 74 79 |pe%..&.type%=(ty| 00000400 70 65 25 20 80 20 31 32 29 20 81 20 34 0d 02 30 |pe% . 12) . 4..0| 00000410 1c e7 20 74 79 70 65 25 3d 31 20 6d 6f 25 3d 31 |.. type%=1 mo%=1| 00000420 38 20 8b 20 6d 6f 25 3d 30 0d 02 3a 05 e1 0d ff |8 . mo%=0..:....| 00000430