mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-12-30 22:32:48 +00:00
39 lines
855 B
QBasic
39 lines
855 B
QBasic
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' cls()
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10 GR
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' ::_::
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'for i=0,1600 do
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20 FOR I=0 TO 400
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'if(i<15)pal(i,({0,128,130,2,136,8,142,137,9,10,135,7})[i+1],1)
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30 REM
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'x=rnd(128)
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40 X=RND(1)*128
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'y=rnd(128)
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50 Y=RND(1)*128
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'a=atan2(x-64,y-64)+.17
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'60 A=ATN(X-20,Y-20)+.17
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60 IF X-64>0 THEN A=ATN(Y-64/X-64):GOTO 68
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61 IF X-64=0 THEN A=1.57*SGN(Y-64):GOTO 68
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62 A=ATN(X-64/Y-64)+3.14*SGN(Y-64)
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68 A=A+1
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'd=rnd(7)
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70 D=RND(1)*7
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'pset(x+cos(a)*d,y+sin(a)*d/3-cos(a)*d/4,max(0,pget(x,y)+.87-rnd()))
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80 C=SCRN(X/3.3,Y/3.3)+0.87-RND(1)
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81 IF C<0 THEN C=0
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82 COLOR=C
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85 XX=(X+COS(A)*D)/3.3
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87 YY=(Y+SIN(A)*D/3-COS(A)*D/4)/3.3
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88 IF XX<0 OR XX>39 GOTO 100
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89 IF YY<0 OR YY>39 GOTO 100
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90 PLOT XX,YY
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'end
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100 NEXT I
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' circfill(64,64,5,11)
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110 COLOR=15
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115 PLOT 20,20:PLOT 19,20:PLOT 21,20
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117 PLOT 19,19:PLOT 20,19:PLOT 21,19
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119 PLOT 19,21:PLOT 20,21:PLOT 21,21
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'120 INPUT A$
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130 GOTO 20
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'flip()goto _
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