diff options
Diffstat (limited to 'texmf-dist/scripts/ketcindy/ketlib/ketpic2escifiles6/Meetpoints.sci')
-rw-r--r-- | texmf-dist/scripts/ketcindy/ketlib/ketpic2escifiles6/Meetpoints.sci | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/texmf-dist/scripts/ketcindy/ketlib/ketpic2escifiles6/Meetpoints.sci b/texmf-dist/scripts/ketcindy/ketlib/ketpic2escifiles6/Meetpoints.sci new file mode 100644 index 00000000..65ba1166 --- /dev/null +++ b/texmf-dist/scripts/ketcindy/ketlib/ketpic2escifiles6/Meetpoints.sci @@ -0,0 +1,169 @@ +// 08.10.24 +// 08.10.25 +// 08.10.26 +// 09.12.31 (gsort) +// 13.10.22 ( __ added to varibles ) +// 13.12.02 debugged + +function PtL__=Meetpoints(PtA__,PtB__,Fd__,Uveq__,Np__,Eps__) + Eps__0=10^(-4); + Vec__=PtB__-PtA__; + Out__=[]; + PtL__=[]; + Tmp__=Mixop(2,Fd__); + K__=mtlb_findstr(Tmp__,'='); + Xname__=part(Tmp__,1:K__-1); + Tmp__=Mixop(3,Fd__); + K__=mtlb_findstr(Tmp__,'='); + Yname__=part(Tmp__,1:K__-1); + Tmp__=Mixop(1,Fd__); + K__=mtlb_findstr(Tmp__,'='); + if K__~=[] + Zname__=part(Tmp__,1:K__-1); + else + Tmp__=Mixop(4,Fd__); + K__=mtlb_findstr(Tmp__,'='); + Zname__=part(Tmp__,1:K__-1); + end; + Fd__L=Fullformfunc(Fd__); + Xf__=Mixop(2,Fd__L); + Yf__=Mixop(3,Fd__L); + Zf__=Mixop(4,Fd__L); + Tmp__=Mixop(5,Fd__L); + K__=mtlb_findstr(Tmp__,'='); + Uname__=part(Tmp__,1:K__-1); + Urg__=evstr(part(Tmp__,K__+1:length(Tmp__))); + Tmp__=Mixop(6,Fd__L); + K__=mtlb_findstr(Tmp__,'='); + Vname__=part(Tmp__,1:K__-1); + Vrg__=evstr(part(Tmp__,K__+1:length(Tmp__))); + Umin__=Urg__(1); UMax__=Urg__(2); + Vmin__=Vrg__(1); VMax__=Vrg__(2); + V1__='('+string(Vec__(1))+')'; + V2__='('+string(Vec__(2))+')'; + V3__='('+string(Vec__(3))+')'; + Xstr__='(('+Xf__+')-('+string(PtA__(1))+'))'; + Ystr__='(('+Yf__+')-('+string(PtA__(2))+'))'; + Zstr__='(('+Zf__+')-('+string(PtA__(3))+'))'; + Urg__str=Mixop(5,Fd__L); + Vrg__str=Mixop(6,Fd__L); + if abs(Vec__(2))>Eps__0 | abs(Vec__(1))>Eps__0 + Eq__=V2__+'*'+Xstr__+'-'+V1__+'*'+Ystr__; + else + Eq__=Xstr__; + end; + MS__=Mix(Eq__,Urg__str,Vrg__str,Np__); + [Zval__,Xval__,Yval__]=Makevaltable(MS__); + for J=1:length(Yval__)-1 + for I=1:length(Xval__)-1 + a1__=Xval__(I);b1__=Yval__(J);c1__=Zval__(J,I); + a2__=Xval__(I+1);b2__=Yval__(J);c2__=Zval__(J,I+1); + a3__=Xval__(I+1);b3__=Yval__(J+1);c3__=Zval__(J+1,I+1); + a4__=Xval__(I);b4__=Yval__(J+1);c4__=Zval__(J+1,I); + PL__=[a1__,b1__;a2__,b2__;a3__,b3__;a4__,b4__;a1__,b1__]; + VL__=[c1__,c2__,c3__,c4__,c1__]; + QL__=[]; + for K__=1:4 + P1__=PL__(K__,:); P2__=PL__(K__+1,:); + M1__=VL__(K__); M2__=VL__(K__+1); + if M1__>=Eps__0 & M2__>=Eps__0 + continue; + end; + if M1__<=-Eps__0 & M2__<=-Eps__0 + continue; + end; + if abs(M1__)<Eps__0 + Tmp__=P1__; + elseif abs(M2__)<Eps__0 + continue; + else + Tmp__=1/(M1__-M2__)*(-M2__*P1__+M1__*P2__); + end; + QL__=[QL__;Tmp__]; + end; + if size(QL__,1)==2 + Puv__1=QL__(1,:); Puv__2=QL__(2,:); + Tmp__1=Puv__1(1); + Tmp__2=Puv__1(2); + Tmp__=strsubst(Xf__,Uname__,'('+string(Tmp__1)+')'); + Tmp__=strsubst(Tmp__,Vname__,'('+string(Tmp__2)+')'); + Xv__=evstr(Tmp__); + Tmp__=strsubst(Yf__,Uname__,'('+string(Tmp__1)+')'); + Tmp__=strsubst(Tmp__,Vname__,'('+string(Tmp__2)+')'); + Yv__=evstr(Tmp__); // 13.12.02 + Tmp__=strsubst(Zf__,Uname__,'('+string(Tmp__1)+')'); + Tmp__=strsubst(Tmp__,Vname__,'('+string(Tmp__2)+')'); + Zv__=evstr(Tmp__); + P1__=[Xv__,Yv__,Zv__]; + Tmp__1=Puv__2(1); + Tmp__2=Puv__2(2); + Tmp__=strsubst(Xf__,Uname__,'('+string(Tmp__1)+')'); + Tmp__=strsubst(Tmp__,Vname__,'('+string(Tmp__2)+')'); + Xv__=evstr(Tmp__); + Tmp__=strsubst(Yf__,Uname__,'('+string(Tmp__1)+')'); + Tmp__=strsubst(Tmp__,Vname__,'('+string(Tmp__2)+')'); + Yv__=evstr(Tmp__); + Tmp__=strsubst(Zf__,Uname__,'('+string(Tmp__1)+')'); + Tmp__=strsubst(Tmp__,Vname__,'('+string(Tmp__2)+')'); + Zv__=evstr(Tmp__); + P2__=[Xv__,Yv__,Zv__]; + V1__=Vec__(1); V2__=Vec__(2); V3__=Vec__(3); + if abs(V1__)>Eps__0 + M1__=PtA__(3)+V3__/V1__*(P1__(1)-PtA__(1))-P1__(3); + M2__=PtA__(3)+V3__/V1__*(P2__(1)-PtA__(1))-P2__(3); + elseif abs(V2__)>Eps__0 + M1__=PtA__(3)+V3__/V2__*(P1__(2)-PtA__(2))-P1__(3); + M2__=PtA__(3)+V3__/V2__*(P2__(2)-PtA__(2))-P2__(3); + else + M1__=PtA__(2)-P1__(2); + M2__=PtA__(2)-P2__(2); + end; + if M1__*M2__>=0 + if (M1__>Eps__0 & M2__>Eps__0) | (M1__<-Eps__0 & M2__<-Eps__0) + continue; + end; + if abs(M1__)<=Eps__0 + Pt__=P1__; Ptuv__=Puv__1; + else + Pt__=P2__; Ptuv__=Puv__2; + end; + else + Pt__=1/(M1__-M2__)*(-M2__*P1__+M1__*P2__); + Ptuv__=1/(M1__-M2__)*(-M2__*Puv__1+M1__*Puv__2); + end; + if type(Uveq__)==10 + Tmp__1='('+string(Ptuv__(1))+')'; + Tmp__2='('+string(Ptuv__(2))+')'; + Tmp__=strsubst(Uveq__,Uname__,Tmp__1); + Tmp__=strsubst(Tmp__,Vname__,Tmp__2); + Tmp__=evstr(Tmp__); + if Tmp__<-Eps__0 + continue; + end; + end; + Tmp__1=Naiseki(Pt__-PtA__,Vec__); + Tmp__1=Tmp__1/norm(Vec__)^2; + if Tmp__1>-Eps__0 & Tmp__1<1+Eps__0 + Out__=[Out__,Tmp__1]; + end; + end; + end; + end; + if length(Out__)>0 + Out__=gsort(Out__); + Out__=Out__(length(Out__):-1:1); + Tmp__=[Out__(1)]; + for I__=2:length(Out__) + Tmp__1=(Out__(I__)-Tmp__(length(Tmp__)))*Vec__; + Tmp__1=norm(Tmp__1); + if Tmp__1>Eps__ + Tmp__=[Tmp__,Out__(I__)]; + end; + end; + Out__=Tmp__; + for I__=1:length(Out__) + Tmp__=PtA__+Out__(I__)*Vec__; + PtL__=Mixadd(PtL__,Tmp__); + end; + end; +endfunction; |