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james |
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PROC m: |
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GLOBAL a$(10),s$(10),t$(25),u$(25),v$(25) |
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STATUSWIN ON |
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FONT 12,0 |
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gAT RND*gWIDTH,RND*gHEIGHT |
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DO |
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IF i: |
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c: |
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ELSE |
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a$="" :s$="" :t$="" :u$="" :v$="" |
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ENDIF |
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gLINETO RND*gWIDTH,RND*gHEIGHT |
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UNTIL 0 |
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ENDP |
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PROC i: |
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LOCAL d% |
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dINIT |
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dTEXT "","Uniform acceleration: enter 3 values",$302 |
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dEDIT a$,"Acceleration (a) ms-ý" |
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dEDIT s$,"Displacement (s) m" |
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dEDIT t$,"Time (t) s" |
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dEDIT u$,"Initial velocity (u) ms-û" |
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dEDIT v$,"Final velocity (v) ms-û" |
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dBUTTONS "Exit",-27,"Clear all",-9,"Calculate",13 |
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d%=DIALOG |
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IF d%=0 :STOP :ENDIF |
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RETURN (d%=13) |
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ENDP |
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PROC c: |
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LOCAL a,s,t,u,v,t%,u1,u2,v1,v2,t1,t2 |
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ONERR error1 |
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IF a$<>"" :a=EVAL(a$) :ENDIF |
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IF s$<>"" :s=EVAL(s$) :ENDIF |
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IF t$<>"" :t=EVAL(t$) :ENDIF |
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IF u$<>"" :u=EVAL(u$) :ENDIF |
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IF v$<>"" :v=EVAL(v$) :ENDIF |
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ONERR OFF |
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t%=-(a$<>"")*10000-(s$<>"")*1000-(t$<>"")*100-(u$<>"")*10-(v$<>"") |
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ONERR error2 |
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IF t%=00111 :s=0.5*(u+v)*t :a=(v-u)/t |
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ELSEIF t%=01011 :t=s/(0.5*(u+v)) :a=(v-u)/t |
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ELSEIF t%=01101 :u=(2*s)/t-v :a=(v-u)/t |
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ELSEIF t%=01110 :v=(2*s)/t-u :a=(v-u)/t |
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ELSEIF t%=10011 :t=(v-u)/a :s=0.5*(u+v)*t |
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ELSEIF t%=10101 :u=v-a*t :s=0.5*(u+v)*t |
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ELSEIF t%=10110 :v=u+a*t :s=0.5*(u+v)*t |
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ELSEIF t%=11001 :u1=SQR(v*v-2*a*s) :t1=(v-u1)/a :u2=-u1 :t2=(v-u2)/a :u=&7fffffff |
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ELSEIF t%=11010 :v1=SQR(u*u+2*a*s) :t1=(v1-u)/a :v2=-v1 :t2=(v2-u)/a :v=&7fffffff |
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ELSEIF t%=11100 :u=(s-0.5*a*t*t)/t :v=u+a*t |
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ELSE ONERR OFF :GIPRINT "Enter 3 values!",1 :RETURN |
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ENDIF |
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ONERR OFF |
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a$=GEN$(a,10) |
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s$=GEN$(s,10) |
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IF u=&7fffffff OR v=&7fffffff |
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t$=GEN$(t1,10)+" or "+GEN$(t2,10) |
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ELSE |
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t$=GEN$(t,10) |
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ENDIF |
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IF u=&7fffffff |
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u$=GEN$(u1,10)+" or "+GEN$(u2,10) |
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ELSE |
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u$=GEN$(u,10) |
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ENDIF |
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IF v=&7fffffff |
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v$=GEN$(v1,10)+" or "+GEN$(v2,10) |
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ELSE |
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v$=GEN$(v,10) |
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ENDIF |
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RETURN |
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error1:: |
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ONERR OFF |
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GIPRINT "Entry error: "+ERR$(ERR),1 |
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RETURN |
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error2:: |
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ONERR OFF |
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GIPRINT "Calculation error: "+ERR$(ERR),1 |
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RETURN |
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ENDP |
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