Home » Archimedes archive » Acorn User » AU 1998-03 A.adf » Features » DiffDim2/Program1
DiffDim2/Program1
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 1998-03 A.adf » Features |
Filename: | DiffDim2/Program1 |
Read OK: | ✔ |
File size: | 03C5 bytes |
Load address: | 0000 |
Exec address: | 0000 |
File contents
10REM >Rotate cube 20: 30ON ERROR MODE 0:PRINT REPORT$;" at line ";ERL:END 40MODE15:MODE13 50v%=600 60ORIGIN 640,512 70angy%=0:angz%=0 80bank%=2 90REPEAT 100FORangx%=0 TO 359 110WAIT 120SYS"OS_Byte",112,bank% 130bank%=3-bank% 140SYS"OS_Byte",113,bank% 150CLS 160angy%=(angy%+2) MOD 360 170angz%=(angz%+4) MOD 360 180cosx=COSRAD(angx%):sinx=SINRAD(angx%) 190cosy=COSRAD(angy%):siny=SINRAD(angy%) 200cosz=COSRAD(angz%):sinz=SINRAD(angz%) 210PROCplot(4,-2,-2,-2) 220PROCplot(5,2,-2,-2) 230PROCplot(5,2,2,-2) 240PROCplot(5,-2,2,-2) 250PROCplot(5,-2,-2,-2) 260PROCplot(5,-2,-2,2) 270PROCplot(5,2,-2,2) 280PROCplot(5,2,2,2) 290PROCplot(5,-2,2,2) 300PROCplot(5,-2,-2,2) 310PROCplot(4,-2,2,-2) 320PROCplot(5,-2,2,2) 330PROCplot(4,2,-2,-2) 340PROCplot(5,2,-2,2) 350PROCplot(4,2,2,-2) 360PROCplot(5,2,2,2) 370NEXT 380UNTIL FALSE 390END 400: 410DEFPROCplot(p%,x,y,z) 420REM rotate by y 430x1=x*siny+z*cosy 440z1=x*cosy-z*siny 450REM rotate by x 460y2=y*sinx+z1*cosx 470z2=y*cosx-z1*sinx 480REM rotate by z 490x3=x1*sinz+y2*cosz 500y3=x1*cosz-y2*sinz 510z3=z2+10 520x%=v%*(x3/z3):y%=v%*(y3/z3) 530PLOT p%,x%,y% 540ENDPROC
� >Rotate cube : � � � 0:� �$;" at line ";�:� (�15:�13 2 v%=600 <ȑ 640,512 Fangy%=0:angz%=0 Pbank%=2 Z� d�angx%=0 � 359 nȖ xș"OS_Byte",112,bank% �bank%=3-bank% �ș"OS_Byte",113,bank% �� �angy%=(angy%+2) � 360 �angz%=(angz%+4) � 360 �!cosx=��(angx%):sinx=��(angx%) �!cosy=��(angy%):siny=��(angy%) �!cosz=��(angz%):sinz=��(angz%) ��plot(4,-2,-2,-2) ��plot(5,2,-2,-2) ��plot(5,2,2,-2) ��plot(5,-2,2,-2) ��plot(5,-2,-2,-2) �plot(5,-2,-2,2) �plot(5,2,-2,2) �plot(5,2,2,2) "�plot(5,-2,2,2) ,�plot(5,-2,-2,2) 6�plot(4,-2,2,-2) @�plot(5,-2,2,2) J�plot(4,2,-2,-2) T�plot(5,2,-2,2) ^�plot(4,2,2,-2) h�plot(5,2,2,2) r� |� � �� �: ���plot(p%,x,y,z) �� rotate by y �x1=x*siny+z*cosy �z1=x*cosy-z*siny �� rotate by x �y2=y*sinx+z1*cosx �z2=y*cosx-z1*sinx �� rotate by z �x3=x1*sinz+y2*cosz �y3=x1*cosz-y2*sinz �z3=z2+10 x%=v%*(x3/z3):y%=v%*(y3/z3) � p%,x%,y% � �
00000000 0d 00 0a 12 f4 20 3e 52 6f 74 61 74 65 20 63 75 |..... >Rotate cu| 00000010 62 65 0d 00 14 05 3a 0d 00 1e 20 ee 20 85 20 eb |be....:... . . .| 00000020 20 30 3a f1 20 f6 24 3b 22 20 61 74 20 6c 69 6e | 0:. .$;" at lin| 00000030 65 20 22 3b 9e 3a e0 0d 00 28 0b eb 31 35 3a eb |e ";.:...(..15:.| 00000040 31 33 0d 00 32 0a 76 25 3d 36 30 30 0d 00 3c 0e |13..2.v%=600..<.| 00000050 c8 91 20 36 34 30 2c 35 31 32 0d 00 46 13 61 6e |.. 640,512..F.an| 00000060 67 79 25 3d 30 3a 61 6e 67 7a 25 3d 30 0d 00 50 |gy%=0:angz%=0..P| 00000070 0b 62 61 6e 6b 25 3d 32 0d 00 5a 05 f5 0d 00 64 |.bank%=2..Z....d| 00000080 12 e3 61 6e 67 78 25 3d 30 20 b8 20 33 35 39 0d |..angx%=0 . 359.| 00000090 00 6e 06 c8 96 0d 00 78 19 c8 99 22 4f 53 5f 42 |.n.....x..."OS_B| 000000a0 79 74 65 22 2c 31 31 32 2c 62 61 6e 6b 25 0d 00 |yte",112,bank%..| 000000b0 82 11 62 61 6e 6b 25 3d 33 2d 62 61 6e 6b 25 0d |..bank%=3-bank%.| 000000c0 00 8c 19 c8 99 22 4f 53 5f 42 79 74 65 22 2c 31 |....."OS_Byte",1| 000000d0 31 33 2c 62 61 6e 6b 25 0d 00 96 05 db 0d 00 a0 |13,bank%........| 000000e0 19 61 6e 67 79 25 3d 28 61 6e 67 79 25 2b 32 29 |.angy%=(angy%+2)| 000000f0 20 83 20 33 36 30 0d 00 aa 19 61 6e 67 7a 25 3d | . 360....angz%=| 00000100 28 61 6e 67 7a 25 2b 34 29 20 83 20 33 36 30 0d |(angz%+4) . 360.| 00000110 00 b4 21 63 6f 73 78 3d 9b b2 28 61 6e 67 78 25 |..!cosx=..(angx%| 00000120 29 3a 73 69 6e 78 3d b5 b2 28 61 6e 67 78 25 29 |):sinx=..(angx%)| 00000130 0d 00 be 21 63 6f 73 79 3d 9b b2 28 61 6e 67 79 |...!cosy=..(angy| 00000140 25 29 3a 73 69 6e 79 3d b5 b2 28 61 6e 67 79 25 |%):siny=..(angy%| 00000150 29 0d 00 c8 21 63 6f 73 7a 3d 9b b2 28 61 6e 67 |)...!cosz=..(ang| 00000160 7a 25 29 3a 73 69 6e 7a 3d b5 b2 28 61 6e 67 7a |z%):sinz=..(angz| 00000170 25 29 0d 00 d2 15 f2 70 6c 6f 74 28 34 2c 2d 32 |%).....plot(4,-2| 00000180 2c 2d 32 2c 2d 32 29 0d 00 dc 14 f2 70 6c 6f 74 |,-2,-2).....plot| 00000190 28 35 2c 32 2c 2d 32 2c 2d 32 29 0d 00 e6 13 f2 |(5,2,-2,-2).....| 000001a0 70 6c 6f 74 28 35 2c 32 2c 32 2c 2d 32 29 0d 00 |plot(5,2,2,-2)..| 000001b0 f0 14 f2 70 6c 6f 74 28 35 2c 2d 32 2c 32 2c 2d |...plot(5,-2,2,-| 000001c0 32 29 0d 00 fa 15 f2 70 6c 6f 74 28 35 2c 2d 32 |2).....plot(5,-2| 000001d0 2c 2d 32 2c 2d 32 29 0d 01 04 14 f2 70 6c 6f 74 |,-2,-2).....plot| 000001e0 28 35 2c 2d 32 2c 2d 32 2c 32 29 0d 01 0e 13 f2 |(5,-2,-2,2).....| 000001f0 70 6c 6f 74 28 35 2c 32 2c 2d 32 2c 32 29 0d 01 |plot(5,2,-2,2)..| 00000200 18 12 f2 70 6c 6f 74 28 35 2c 32 2c 32 2c 32 29 |...plot(5,2,2,2)| 00000210 0d 01 22 13 f2 70 6c 6f 74 28 35 2c 2d 32 2c 32 |.."..plot(5,-2,2| 00000220 2c 32 29 0d 01 2c 14 f2 70 6c 6f 74 28 35 2c 2d |,2)..,..plot(5,-| 00000230 32 2c 2d 32 2c 32 29 0d 01 36 14 f2 70 6c 6f 74 |2,-2,2)..6..plot| 00000240 28 34 2c 2d 32 2c 32 2c 2d 32 29 0d 01 40 13 f2 |(4,-2,2,-2)..@..| 00000250 70 6c 6f 74 28 35 2c 2d 32 2c 32 2c 32 29 0d 01 |plot(5,-2,2,2)..| 00000260 4a 14 f2 70 6c 6f 74 28 34 2c 32 2c 2d 32 2c 2d |J..plot(4,2,-2,-| 00000270 32 29 0d 01 54 13 f2 70 6c 6f 74 28 35 2c 32 2c |2)..T..plot(5,2,| 00000280 2d 32 2c 32 29 0d 01 5e 13 f2 70 6c 6f 74 28 34 |-2,2)..^..plot(4| 00000290 2c 32 2c 32 2c 2d 32 29 0d 01 68 12 f2 70 6c 6f |,2,2,-2)..h..plo| 000002a0 74 28 35 2c 32 2c 32 2c 32 29 0d 01 72 05 ed 0d |t(5,2,2,2)..r...| 000002b0 01 7c 07 fd 20 a3 0d 01 86 05 e0 0d 01 90 05 3a |.|.. ..........:| 000002c0 0d 01 9a 14 dd f2 70 6c 6f 74 28 70 25 2c 78 2c |......plot(p%,x,| 000002d0 79 2c 7a 29 0d 01 a4 11 f4 20 72 6f 74 61 74 65 |y,z)..... rotate| 000002e0 20 62 79 20 79 0d 01 ae 14 78 31 3d 78 2a 73 69 | by y....x1=x*si| 000002f0 6e 79 2b 7a 2a 63 6f 73 79 0d 01 b8 14 7a 31 3d |ny+z*cosy....z1=| 00000300 78 2a 63 6f 73 79 2d 7a 2a 73 69 6e 79 0d 01 c2 |x*cosy-z*siny...| 00000310 11 f4 20 72 6f 74 61 74 65 20 62 79 20 78 0d 01 |.. rotate by x..| 00000320 cc 15 79 32 3d 79 2a 73 69 6e 78 2b 7a 31 2a 63 |..y2=y*sinx+z1*c| 00000330 6f 73 78 0d 01 d6 15 7a 32 3d 79 2a 63 6f 73 78 |osx....z2=y*cosx| 00000340 2d 7a 31 2a 73 69 6e 78 0d 01 e0 11 f4 20 72 6f |-z1*sinx..... ro| 00000350 74 61 74 65 20 62 79 20 7a 0d 01 ea 16 78 33 3d |tate by z....x3=| 00000360 78 31 2a 73 69 6e 7a 2b 79 32 2a 63 6f 73 7a 0d |x1*sinz+y2*cosz.| 00000370 01 f4 16 79 33 3d 78 31 2a 63 6f 73 7a 2d 79 32 |...y3=x1*cosz-y2| 00000380 2a 73 69 6e 7a 0d 01 fe 0c 7a 33 3d 7a 32 2b 31 |*sinz....z3=z2+1| 00000390 30 0d 02 08 1f 78 25 3d 76 25 2a 28 78 33 2f 7a |0....x%=v%*(x3/z| 000003a0 33 29 3a 79 25 3d 76 25 2a 28 79 33 2f 7a 33 29 |3):y%=v%*(y3/z3)| 000003b0 0d 02 12 0e f0 20 70 25 2c 78 25 2c 79 25 0d 02 |..... p%,x%,y%..| 000003c0 1c 05 e1 0d ff |.....| 000003c5