Home » Archimedes archive » Acorn User » AU 1993-04.adf » !StarInfo/Files/SpriteDemo/SprDem7
!StarInfo/Files/SpriteDemo/SprDem7
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 1993-04.adf |
Filename: | !StarInfo/Files/SpriteDemo/SprDem7 |
Read OK: | ✔ |
File size: | 067D bytes |
Load address: | FFFFFB44 |
Exec address: | 696EA084 |
File contents
10REM >SprDem7 (Info17) 20REM By DA 30REM For 32-bit machines 40REM (c) BAU April 1993 50: 60MODE 13 70OFF 80VDU 19,0,24,&80,&80,&80 90PROCinit_sprite_area 100PROCmake_picture 110PROCdemo 120END 130: 140DEF PROCinit_sprite_area 150sprite_op%=&2E 160area_size%=161*1024 170DIM sprites% area_size%,zoom% 16 180!sprites%=area_size% 190sprites%!8=16 200SYS sprite_op%,&109,sprites% 210SYS sprite_op%,&10F,sprites%,"picture",,320,256,13 220SYS sprite_op%,&11D,sprites%,"picture" 230SYS sprite_op%,&3E TO ,,,save_area_size% 240DIM save_area% save_area_size% 250ENDPROC 260: 270DEF PROCmake_picture 280PRINT"Please wait..." 290m$="BBC Acorn User" 300!save_area%=0 310SYS sprite_op%,&13C,sprites%,"picture",save_area% TO r0,r1,r2,r3 320GCOL 128+%101010 330CLG 340FOR i%=1 TO 30 350 x%=RND(1280)-512 360 y%=RND(1280)-128 370 xscale=1+RND(1)*4 380 yscale=1+RND(1)*4 390 PROCmessage(x%-8,y%-8,xscale,yscale,m$,0) 400 PROCmessage(x%,y%,xscale,yscale,m$,RND(256)-1) 410NEXT 420SYS sprite_op%,r0,r1,r2,r3 430ENDPROC 440: 450DEF PROCmessage(x%,y%,xscale,yscale,t$,c%) 460LOCAL i% 470!zoom%=&100*xscale 480zoom%!4=&100*yscale 490zoom%!8=&100 500zoom%!12=&100 510GCOL (c% AND 63) TINT (c% AND 192) 520FOR i%=1 TO LEN(t$) 530 SYS sprite_op%,&33,ASCMID$(t$,i%),,x%,y%,,zoom% 540 x%+=32*xscale 550NEXT 560ENDPROC 570: 580DEF PROCdemo 590n%=8 600DIM r%(n%),col%(n%),tint%(n%) 610FOR i%=0 TO n%-1 620 IF i%<7 col%(i%)=1<<i% ELSE tint%(i%)=1<<i% 630 r%(i%)=-64*i% 640NEXT 650CLS 660REPEAT 670 !save_area%=0 680 SYS sprite_op%,&13D,sprites%,"picture",save_area% TO r0,r1,r2,r3 690 GCOL 128 TINT 0 700 CLG 710 FOR i%=0 TO n%-1 720 IF r%(i%)>0 THEN 730 GCOL col%(i%) TINT tint%(i%) 740 CIRCLE FILL 640,512,r%(i%) 750 ENDIF 760 r%(i%)+=16 770 NEXT 780 SYS sprite_op%,r0,r1,r2,r3 790 WAIT 800 SYS sprite_op%,&122,sprites%,"picture",0,0,8 810UNTIL r%(7)>820 820ENDPROC
� >SprDem7 (Info17) � By DA � For 32-bit machines (� (c) BAU April 1993 2: <� 13 F� P� 19,0,24,&80,&80,&80 Z�init_sprite_area d�make_picture n �demo x� �: �� �init_sprite_area �sprite_op%=&2E �area_size%=161*1024 �"� sprites% area_size%,zoom% 16 �!sprites%=area_size% �sprites%!8=16 �ș sprite_op%,&109,sprites% �5ș sprite_op%,&10F,sprites%,"picture",,320,256,13 �)ș sprite_op%,&11D,sprites%,"picture" �*ș sprite_op%,&3E � ,,,save_area_size% � � save_area% save_area_size% �� : � �make_picture �"Please wait..." "m$="BBC Acorn User" ,!save_area%=0 6Bș sprite_op%,&13C,sprites%,"picture",save_area% � r0,r1,r2,r3 @� 128+%101010 J� T� i%=1 � 30 ^ x%=�(1280)-512 h y%=�(1280)-128 r xscale=1+�(1)*4 | yscale=1+�(1)*4 �+ �message(x%-8,y%-8,xscale,yscale,m$,0) �. �message(x%,y%,xscale,yscale,m$,�(256)-1) �� �ș sprite_op%,r0,r1,r2,r3 �� �: �)� �message(x%,y%,xscale,yscale,t$,c%) �� i% �!zoom%=&100*xscale �zoom%!4=&100*yscale �zoom%!8=&100 �zoom%!12=&100 �� (c% � 63) Ȝ (c% � 192) � i%=1 � �(t$) - ș sprite_op%,&33,��t$,i%),,x%,y%,,zoom% x%+=32*xscale &� 0� :: D� �demo Nn%=8 X� r%(n%),col%(n%),tint%(n%) b� i%=0 � n%-1 l, � i%<7 col%(i%)=1<<i% � tint%(i%)=1<<i% v r%(i%)=-64*i% �� �� �� � !save_area%=0 �C ș sprite_op%,&13D,sprites%,"picture",save_area% � r0,r1,r2,r3 � � 128 Ȝ 0 � � � � i%=0 � n%-1 � � r%(i%)>0 � � � col%(i%) Ȝ tint%(i%) � ȏ Ȑ 640,512,r%(i%) � � � r%(i%)+=16 � ș sprite_op%,r0,r1,r2,r3 Ȗ 0 ș sprite_op%,&122,sprites%,"picture",0,0,8 *� r%(7)>820 4� �
00000000 0d 00 0a 1b f4 20 20 20 20 20 3e 53 70 72 44 65 |..... >SprDe| 00000010 6d 37 20 28 49 6e 66 6f 31 37 29 0d 00 14 0c f4 |m7 (Info17).....| 00000020 20 42 79 20 20 44 41 0d 00 1e 19 f4 20 46 6f 72 | By DA..... For| 00000030 20 33 32 2d 62 69 74 20 6d 61 63 68 69 6e 65 73 | 32-bit machines| 00000040 0d 00 28 18 f4 20 28 63 29 20 42 41 55 20 41 70 |..(.. (c) BAU Ap| 00000050 72 69 6c 20 31 39 39 33 0d 00 32 05 3a 0d 00 3c |ril 1993..2.:..<| 00000060 08 eb 20 31 33 0d 00 46 05 87 0d 00 50 19 ef 20 |.. 13..F....P.. | 00000070 31 39 2c 30 2c 32 34 2c 26 38 30 2c 26 38 30 2c |19,0,24,&80,&80,| 00000080 26 38 30 0d 00 5a 15 f2 69 6e 69 74 5f 73 70 72 |&80..Z..init_spr| 00000090 69 74 65 5f 61 72 65 61 0d 00 64 11 f2 6d 61 6b |ite_area..d..mak| 000000a0 65 5f 70 69 63 74 75 72 65 0d 00 6e 09 f2 64 65 |e_picture..n..de| 000000b0 6d 6f 0d 00 78 05 e0 0d 00 82 05 3a 0d 00 8c 17 |mo..x......:....| 000000c0 dd 20 f2 69 6e 69 74 5f 73 70 72 69 74 65 5f 61 |. .init_sprite_a| 000000d0 72 65 61 0d 00 96 12 73 70 72 69 74 65 5f 6f 70 |rea....sprite_op| 000000e0 25 3d 26 32 45 0d 00 a0 17 61 72 65 61 5f 73 69 |%=&2E....area_si| 000000f0 7a 65 25 3d 31 36 31 2a 31 30 32 34 0d 00 aa 22 |ze%=161*1024..."| 00000100 de 20 73 70 72 69 74 65 73 25 20 61 72 65 61 5f |. sprites% area_| 00000110 73 69 7a 65 25 2c 7a 6f 6f 6d 25 20 31 36 0d 00 |size%,zoom% 16..| 00000120 b4 18 21 73 70 72 69 74 65 73 25 3d 61 72 65 61 |..!sprites%=area| 00000130 5f 73 69 7a 65 25 0d 00 be 11 73 70 72 69 74 65 |_size%....sprite| 00000140 73 25 21 38 3d 31 36 0d 00 c8 1f c8 99 20 73 70 |s%!8=16...... sp| 00000150 72 69 74 65 5f 6f 70 25 2c 26 31 30 39 2c 73 70 |rite_op%,&109,sp| 00000160 72 69 74 65 73 25 0d 00 d2 35 c8 99 20 73 70 72 |rites%...5.. spr| 00000170 69 74 65 5f 6f 70 25 2c 26 31 30 46 2c 73 70 72 |ite_op%,&10F,spr| 00000180 69 74 65 73 25 2c 22 70 69 63 74 75 72 65 22 2c |ites%,"picture",| 00000190 2c 33 32 30 2c 32 35 36 2c 31 33 0d 00 dc 29 c8 |,320,256,13...).| 000001a0 99 20 73 70 72 69 74 65 5f 6f 70 25 2c 26 31 31 |. sprite_op%,&11| 000001b0 44 2c 73 70 72 69 74 65 73 25 2c 22 70 69 63 74 |D,sprites%,"pict| 000001c0 75 72 65 22 0d 00 e6 2a c8 99 20 73 70 72 69 74 |ure"...*.. sprit| 000001d0 65 5f 6f 70 25 2c 26 33 45 20 b8 20 2c 2c 2c 73 |e_op%,&3E . ,,,s| 000001e0 61 76 65 5f 61 72 65 61 5f 73 69 7a 65 25 0d 00 |ave_area_size%..| 000001f0 f0 20 de 20 73 61 76 65 5f 61 72 65 61 25 20 73 |. . save_area% s| 00000200 61 76 65 5f 61 72 65 61 5f 73 69 7a 65 25 0d 00 |ave_area_size%..| 00000210 fa 05 e1 0d 01 04 05 3a 0d 01 0e 13 dd 20 f2 6d |.......:..... .m| 00000220 61 6b 65 5f 70 69 63 74 75 72 65 0d 01 18 15 f1 |ake_picture.....| 00000230 22 50 6c 65 61 73 65 20 77 61 69 74 2e 2e 2e 22 |"Please wait..."| 00000240 0d 01 22 17 6d 24 3d 22 42 42 43 20 41 63 6f 72 |..".m$="BBC Acor| 00000250 6e 20 55 73 65 72 22 0d 01 2c 11 21 73 61 76 65 |n User"..,.!save| 00000260 5f 61 72 65 61 25 3d 30 0d 01 36 42 c8 99 20 73 |_area%=0..6B.. s| 00000270 70 72 69 74 65 5f 6f 70 25 2c 26 31 33 43 2c 73 |prite_op%,&13C,s| 00000280 70 72 69 74 65 73 25 2c 22 70 69 63 74 75 72 65 |prites%,"picture| 00000290 22 2c 73 61 76 65 5f 61 72 65 61 25 20 b8 20 72 |",save_area% . r| 000002a0 30 2c 72 31 2c 72 32 2c 72 33 0d 01 40 11 e6 20 |0,r1,r2,r3..@.. | 000002b0 31 32 38 2b 25 31 30 31 30 31 30 0d 01 4a 05 da |128+%101010..J..| 000002c0 0d 01 54 0f e3 20 69 25 3d 31 20 b8 20 33 30 0d |..T.. i%=1 . 30.| 000002d0 01 5e 13 20 78 25 3d b3 28 31 32 38 30 29 2d 35 |.^. x%=.(1280)-5| 000002e0 31 32 0d 01 68 13 20 79 25 3d b3 28 31 32 38 30 |12..h. y%=.(1280| 000002f0 29 2d 31 32 38 0d 01 72 14 20 78 73 63 61 6c 65 |)-128..r. xscale| 00000300 3d 31 2b b3 28 31 29 2a 34 0d 01 7c 14 20 79 73 |=1+.(1)*4..|. ys| 00000310 63 61 6c 65 3d 31 2b b3 28 31 29 2a 34 0d 01 86 |cale=1+.(1)*4...| 00000320 2b 20 f2 6d 65 73 73 61 67 65 28 78 25 2d 38 2c |+ .message(x%-8,| 00000330 79 25 2d 38 2c 78 73 63 61 6c 65 2c 79 73 63 61 |y%-8,xscale,ysca| 00000340 6c 65 2c 6d 24 2c 30 29 0d 01 90 2e 20 f2 6d 65 |le,m$,0).... .me| 00000350 73 73 61 67 65 28 78 25 2c 79 25 2c 78 73 63 61 |ssage(x%,y%,xsca| 00000360 6c 65 2c 79 73 63 61 6c 65 2c 6d 24 2c b3 28 32 |le,yscale,m$,.(2| 00000370 35 36 29 2d 31 29 0d 01 9a 05 ed 0d 01 a4 1d c8 |56)-1)..........| 00000380 99 20 73 70 72 69 74 65 5f 6f 70 25 2c 72 30 2c |. sprite_op%,r0,| 00000390 72 31 2c 72 32 2c 72 33 0d 01 ae 05 e1 0d 01 b8 |r1,r2,r3........| 000003a0 05 3a 0d 01 c2 29 dd 20 f2 6d 65 73 73 61 67 65 |.:...). .message| 000003b0 28 78 25 2c 79 25 2c 78 73 63 61 6c 65 2c 79 73 |(x%,y%,xscale,ys| 000003c0 63 61 6c 65 2c 74 24 2c 63 25 29 0d 01 cc 08 ea |cale,t$,c%).....| 000003d0 20 69 25 0d 01 d6 16 21 7a 6f 6f 6d 25 3d 26 31 | i%....!zoom%=&1| 000003e0 30 30 2a 78 73 63 61 6c 65 0d 01 e0 17 7a 6f 6f |00*xscale....zoo| 000003f0 6d 25 21 34 3d 26 31 30 30 2a 79 73 63 61 6c 65 |m%!4=&100*yscale| 00000400 0d 01 ea 10 7a 6f 6f 6d 25 21 38 3d 26 31 30 30 |....zoom%!8=&100| 00000410 0d 01 f4 11 7a 6f 6f 6d 25 21 31 32 3d 26 31 30 |....zoom%!12=&10| 00000420 30 0d 01 fe 1d e6 20 28 63 25 20 80 20 36 33 29 |0..... (c% . 63)| 00000430 20 c8 9c 20 28 63 25 20 80 20 31 39 32 29 0d 02 | .. (c% . 192)..| 00000440 08 12 e3 20 69 25 3d 31 20 b8 20 a9 28 74 24 29 |... i%=1 . .(t$)| 00000450 0d 02 12 2d 20 c8 99 20 73 70 72 69 74 65 5f 6f |...- .. sprite_o| 00000460 70 25 2c 26 33 33 2c 97 c1 74 24 2c 69 25 29 2c |p%,&33,..t$,i%),| 00000470 2c 78 25 2c 79 25 2c 2c 7a 6f 6f 6d 25 0d 02 1c |,x%,y%,,zoom%...| 00000480 12 20 78 25 2b 3d 33 32 2a 78 73 63 61 6c 65 0d |. x%+=32*xscale.| 00000490 02 26 05 ed 0d 02 30 05 e1 0d 02 3a 05 3a 0d 02 |.&....0....:.:..| 000004a0 44 0b dd 20 f2 64 65 6d 6f 0d 02 4e 08 6e 25 3d |D.. .demo..N.n%=| 000004b0 38 0d 02 58 1f de 20 72 25 28 6e 25 29 2c 63 6f |8..X.. r%(n%),co| 000004c0 6c 25 28 6e 25 29 2c 74 69 6e 74 25 28 6e 25 29 |l%(n%),tint%(n%)| 000004d0 0d 02 62 11 e3 20 69 25 3d 30 20 b8 20 6e 25 2d |..b.. i%=0 . n%-| 000004e0 31 0d 02 6c 2c 20 e7 20 69 25 3c 37 20 63 6f 6c |1..l, . i%<7 col| 000004f0 25 28 69 25 29 3d 31 3c 3c 69 25 20 8b 20 74 69 |%(i%)=1<<i% . ti| 00000500 6e 74 25 28 69 25 29 3d 31 3c 3c 69 25 0d 02 76 |nt%(i%)=1<<i%..v| 00000510 12 20 72 25 28 69 25 29 3d 2d 36 34 2a 69 25 0d |. r%(i%)=-64*i%.| 00000520 02 80 05 ed 0d 02 8a 05 db 0d 02 94 05 f5 0d 02 |................| 00000530 9e 12 20 21 73 61 76 65 5f 61 72 65 61 25 3d 30 |.. !save_area%=0| 00000540 0d 02 a8 43 20 c8 99 20 73 70 72 69 74 65 5f 6f |...C .. sprite_o| 00000550 70 25 2c 26 31 33 44 2c 73 70 72 69 74 65 73 25 |p%,&13D,sprites%| 00000560 2c 22 70 69 63 74 75 72 65 22 2c 73 61 76 65 5f |,"picture",save_| 00000570 61 72 65 61 25 20 b8 20 72 30 2c 72 31 2c 72 32 |area% . r0,r1,r2| 00000580 2c 72 33 0d 02 b2 0f 20 e6 20 31 32 38 20 c8 9c |,r3.... . 128 ..| 00000590 20 30 0d 02 bc 06 20 da 0d 02 c6 12 20 e3 20 69 | 0.... ..... . i| 000005a0 25 3d 30 20 b8 20 6e 25 2d 31 0d 02 d0 12 20 20 |%=0 . n%-1.... | 000005b0 e7 20 72 25 28 69 25 29 3e 30 20 8c 0d 02 da 1e |. r%(i%)>0 .....| 000005c0 20 20 20 e6 20 63 6f 6c 25 28 69 25 29 20 c8 9c | . col%(i%) ..| 000005d0 20 74 69 6e 74 25 28 69 25 29 0d 02 e4 1b 20 20 | tint%(i%).... | 000005e0 20 c8 8f 20 c8 90 20 36 34 30 2c 35 31 32 2c 72 | .. .. 640,512,r| 000005f0 25 28 69 25 29 0d 02 ee 07 20 20 cd 0d 02 f8 10 |%(i%).... .....| 00000600 20 20 72 25 28 69 25 29 2b 3d 31 36 0d 03 02 06 | r%(i%)+=16....| 00000610 20 ed 0d 03 0c 1e 20 c8 99 20 73 70 72 69 74 65 | ..... .. sprite| 00000620 5f 6f 70 25 2c 72 30 2c 72 31 2c 72 32 2c 72 33 |_op%,r0,r1,r2,r3| 00000630 0d 03 16 07 20 c8 96 0d 03 20 30 20 c8 99 20 73 |.... .... 0 .. s| 00000640 70 72 69 74 65 5f 6f 70 25 2c 26 31 32 32 2c 73 |prite_op%,&122,s| 00000650 70 72 69 74 65 73 25 2c 22 70 69 63 74 75 72 65 |prites%,"picture| 00000660 22 2c 30 2c 30 2c 38 0d 03 2a 0f fd 20 72 25 28 |",0,0,8..*.. r%(| 00000670 37 29 3e 38 32 30 0d 03 34 05 e1 0d ff |7)>820..4....| 0000067d