diff options
Diffstat (limited to 'texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/CameracoordCurve.sci')
-rwxr-xr-x | texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/CameracoordCurve.sci | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/CameracoordCurve.sci b/texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/CameracoordCurve.sci new file mode 100755 index 00000000..310ac166 --- /dev/null +++ b/texmf-dist/scripts/ketpic/ketlib/ketpicscifiles6/CameracoordCurve.sci @@ -0,0 +1,28 @@ +// 08.08.14 +// 08.10.16 +// 09.09.25 + +function Out=CameracoordCurve(Curve) + global FocusPoint EyePoint; + Out=[]; // 09.09.25 + for J=1:size(Curve,1) + P=Curve(J,:); + Tmp=P-FocusPoint; + X1=Tmp(1); Y1=Tmp(2); Z1=Tmp(3); + Tmp=EyePoint-FocusPoint; + E1=Tmp(1); F1=Tmp(2); G1=Tmp(3); + Ca=E1/sqrt(E1^2+F1^2); + Sa=F1/sqrt(E1^2+F1^2); + X2=X1*Ca+Y1*Sa; Y2=-X1*Sa+Y1*Ca; Z2=Z1; + E2=E1*Ca+F1*Sa; F2=-E1*Sa+F1*Ca; G2=G1; + Cb=E2/sqrt(E2^2+G2^2); + Sb=G2/sqrt(E2^2+G2^2); + X3=X2*Cb+Z2*Sb; Y3=Y2; Z3=-X2*Sb+Z2*Cb; + E3=E2*Cb+G2*Sb; F3=F2; G3=-E2*Sb+G2*Cb; + Xz=X3; + Yz=E3/(E3-X3)*Y3; + Zz=E3/(E3-X3)*Z3; + Out=[Out;Yz,Zz,Xz]; + end; +endfunction + |