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-rw-r--r--texmf-dist/scripts/ketcindy/ketlib/ketpicscifiles6/Zperspt.sci20
1 files changed, 0 insertions, 20 deletions
diff --git a/texmf-dist/scripts/ketcindy/ketlib/ketpicscifiles6/Zperspt.sci b/texmf-dist/scripts/ketcindy/ketlib/ketpicscifiles6/Zperspt.sci
deleted file mode 100644
index 13601556..00000000
--- a/texmf-dist/scripts/ketcindy/ketlib/ketpicscifiles6/Zperspt.sci
+++ /dev/null
@@ -1,20 +0,0 @@
-// 08.08.12
-// 10.01.02
-
-function X3=Zperspt(P)
-
- global FocusPoint EyePoint
-
- 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;
-endfunction
-