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- 10 dim cb(3),cm(3),mv$(6)
- 20 gosub 400:gosub 300
- 107 rem
- 108 rem main loop
- 109 rem
- 110 am=am+1:if am>3 then am=0
- 117 rem
- 118 rem switch character sets
- 119 rem
- 120 poke 53272,cm(am):for k=0 to 59:next
- 127 rem
- 128 rem is shift, commodore, or ctrl pressed?
- 129 rem
- 130 if peek(653)>0 then 200
- 190 goto 110
- 197 rem
- 198 rem ending routine
- 199 rem
- 200 poke 808,237:poke 648,4:poke 53272,xx:poke 56578,peek(56578)or 3
- 210 poke 56576,(peek(56576)and 252)or 3:print "[154]":end
- 297 rem
- 298 rem set up screen randomly
- 299 rem
- 300 mv$(0)="[156]a":mv$(1)="b":mv$(2)="c":mv$(3)="[144]d":mv$(4)="[129]e":mv$(5)="[149]f"
- 310 mv$(6)="[144]gh"
- 340 for i=0 to 35:d=int(rnd(9)*24):r=2*int(rnd(9)*19):cc=int(rnd(9)*7)
- 350 print "";:for j=0 to d:print "";:next:print tab(r)mv$(cc)" ";:next:return
- 395 rem
- 396 rem video set-up routines
- 397 rem
- 398 rem set video pointers
- 399 rem
- 400 vm=1:sm=6:for i=0 to 3:cm(i)=i*2+8:next:xx=peek(53272)
- 407 rem
- 408 rem set starting addresses
- 409 rem
- 410 vb=16*1024*vm:sb=vb+1024*sm:for i=0 to 3:cb(i)=cm(i)*1024+vb:next
- 417 rem
- 418 rem poke character data into place
- 419 rem
- 420 for i=0 to 3:for j=cb(i)+8 to cb(i)+71:read a:poke j,a:next:next
- 427 rem
- 428 rem set up blank character
- 429 rem
- 430 for i=0 to 3:for j=cb(i)+32*8 to cb(i)+32*8+7:poke j,0:next:next
- 437 rem
- 438 rem poke new character set and screen memory locations
- 439 rem
- 440 sk=sm*16:poke 648,sb/256
- 445 for i=0 to 3:cm(i)=cm(i)+sk:next:poke 53272,cm(0)
- 447 rem
- 448 rem poke new video block location
- 449 rem
- 450 poke 56578,peek(56578)or 3:poke 56576,(peek(56576)and 252)or (3-vm)
- 457 rem
- 458 rem disable shift-commodore and run/stop-restore
- 459 rem
- 460 print chr$(8):poke 808,234
- 490 print "[147]":return
- 997 rem
- 998 rem character data
- 999 rem
- 1000 data 0,0,0,24,24,0,0,0
- 1010 data 124,254,146,238,254,124,0,0
- 1020 data 28,62,62,28,0,0,0,0
- 1030 data 56,64,128,128,128,128,192,192
- 1040 data 0,0,0,0,0,0,16,254
- 1050 data 0,64,64,255,255,2,2,0
- 1060 data 0,10,10,10,22,45,83,145
- 1070 data 0,80,80,80,104,172,202,137
- 1080 data 0,0,24,44,52,24,0,0
- 1090 data 124,254,146,238,254,84,124,0
- 1100 data 0,0,0,28,62,62,28,0
- 1110 data 0,0,0,128,128,128,67,63
- 1120 data 0,0,0,0,16,56,124,254
- 1130 data 2,7,14,158,121,112,224,64
- 1140 data 0,20,20,42,45,75,81,144
- 1150 data 0,40,40,84,180,210,138,9
- 1160 data 0,60,122,102,102,94,60,0
- 1170 data 124,254,146,238,254,84,40,124
- 1180 data 0,0,0,0,0,28,62,127
- 1190 data 3,3,1,1,1,1,2,28
- 1200 data 0,0,16,16,56,56,124,254
- 1210 data 24,30,24,24,24,24,120,24
- 1220 data 20,42,45,43,81,80,80,144
- 1230 data 40,84,180,212,138,10,10,9
- 1240 data 126,191,195,203,211,195,253,126
- 1250 data 124,254,146,238,254,84,124,0
- 1260 data 0,0,0,28,62,62,28,0
- 1270 data 252,194,1,01,1,0,0,0
- 1280 data 16,16,56,56,124,124,254,254
- 1290 data 72,240,112,56,28,14,15,18
- 1300 data 0,20,20,42,45,75,81,144
- 1310 data 0,40,40,84,180,210,138,9
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