kindred/create
1
1
Fork 0
Code Issues 53 Pull Requests Actions Packages Projects 9 Releases 2 Wiki Activity

[Part] Fix periodic b-spline trim

Browse Source 
When `v == u` we want to "break" the b-spline at `u` (also OCC will raise an
exception if same parameter is provided).

The range of parameter can in general be different than 1.0, so use a general term.
This commit is contained in:
Ajinkya Dahale
2022-03-02 03:32:58 -05:00
committed by abdullahtahiriyo
parent dda2d4761e
commit 2ca96161ed
1 changed files with 3 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/Mod/Part/App/Geometry.cpp
View File

@@ -1602,19 +1602,9 @@ void GeomBSplineCurve::Trim(double u, double v)
};
try {
if(!isPeriodic()) {
splitUnwrappedBSpline(u, v);
}
else { // periodic
if( v < u ) { // wraps over origin
v = v + 1.0; // v needs one extra lap (1.0)
splitUnwrappedBSpline(u, v);
}
else {
splitUnwrappedBSpline(u, v);
}
}
if (isPeriodic() && (v - u <= Precision::PConfusion()))
v = v + myCurve->LastParameter() - myCurve->FirstParameter(); // v needs one extra lap
splitUnwrappedBSpline(u, v);
}
catch (Standard_Failure& e) {
THROWM(Base::CADKernelError,e.GetMessageString())