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64'er 1985 November
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64er_Magazin_85-11_1985_Markt__Technik_de.d64
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hires-spiralen
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Commodore BASIC
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2022-10-26
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1KB
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39 lines
1 rem**********************************
2 rem* *
3 rem* verschlungene spiralen *
4 rem* version fuer h i r e s - 3 *
5 rem* *
6 rem* heimo ponnath hamburg 1985 *
7 rem* *
8 rem**********************************
9 rem ***** eingaben ******************
10 poke53280,0:poke53281,0:poke646,5:printchr$(147)
15 input"anzahl spiralen";n:input"textstart xt,yt";xt,yt
20 input"radius,startwinkel";r,a1
22 rem**** init ****
23 sys37498:hfl,6,12
25 rem**** start ****
26 trs,0,320,0,200
30 rem**** mitte ****
32 trs,-160,160,-100,100
35 gosub100:tkr,0,0,r,r,2*(NULL)
40 a$="verschlungene spiralen"
42 rem**** text ****
45 tex,a$,yt,xt
50 rem**** show (hier unnoetig)****
55 poke198,0:wait198,1
60 rem**** normal ****
62 hof
65 rem**** greset ****
67 loe:aus
70 end
100 rem****** unterprogramm zeichnen ***
102 nn=n*100:ra=r/nn:dimt(nn):a=a1
105 forj=1ton:a=a+2*(NULL)/n
110 t=a:th=2*(NULL)/100:t(0)=t
115 fori=1tonn:t(i)=t(i-1)+th:rr=ra*i
120 tln,(rr-ra)*cos(t(i-1)),(rr-ra)*sin(t(i-1)),rr*cos(t(i)),rr*sin(t(i))
125 nexti
130 nextj
135 return