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Sketcher: Parabola Arc rules solver constraint

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This commit is contained in:
Abdullah Tahiri
2016-12-21 16:25:19 +01:00
parent b2bca80796
commit 61fe4bcaee
4 changed files with 12 additions and 5 deletions
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4
src/Mod/Sketcher/App/planegcs/Geo.cpp
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@@ -539,9 +539,9 @@ DeriVector2 Parabola::Value(double u, double du, double* derivparam)
f = fv.length(df);
DeriVector2 xdir = fv.getNormalized();
DeriVector2 ydir = xdir.rotate90ccw();
DeriVector2 ydir = xdir.rotate90cw();
DeriVector2 dirx = xdir.multD(u,du).multD(u,du).multD(0.25*f,0.5*df);
DeriVector2 dirx = xdir.multD(u,du).multD(u,du).divD(4*f,4*df);
DeriVector2 diry = ydir.multD(u,du);
DeriVector2 dir = dirx.sum(diry);