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[Part] Add setBounds method to BSplineCurve

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and change BSplineSurface.setBounds() to use dedicated OCCT function
This commit is contained in:
tomate44
2022-08-21 18:13:12 +02:00
committed by wwmayer
parent 705d15bdf4
commit e1ce35de14
4 changed files with 62 additions and 16 deletions
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44
src/Mod/Part/App/Geometry.cpp
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@@ -26,6 +26,7 @@
# include <BRepBuilderAPI_MakeEdge.hxx>
# include <BRepBuilderAPI_MakeFace.hxx>
# include <BRepBuilderAPI_MakeVertex.hxx>
# include <BSplCLib.hxx>
# include <GC_MakeArcOfCircle.hxx>
# include <GC_MakeArcOfEllipse.hxx>
# include <GC_MakeArcOfHyperbola.hxx>
@@ -37,10 +38,10 @@
# include <GCPnts_AbscissaPoint.hxx>
# include <gce_ErrorType.hxx>
# include <gce_MakeParab.hxx>
#include <Geom_BezierCurve.hxx>
#include <Geom_BezierSurface.hxx>
#include <Geom_BSplineCurve.hxx>
#include <Geom_BSplineSurface.hxx>
# include <Geom_BezierCurve.hxx>
# include <Geom_BezierSurface.hxx>
# include <Geom_BSplineCurve.hxx>
# include <Geom_BSplineSurface.hxx>
# include <Geom_CartesianPoint.hxx>
# include <Geom_Circle.hxx>
# include <Geom_ConicalSurface.hxx>
@@ -1615,6 +1616,25 @@ void GeomBSplineCurve::Trim(double u, double v)
}
}
void GeomBSplineCurve::setBounds(double u0, double u1)
{
try {
Handle(Geom_BSplineCurve) curve = Handle(Geom_BSplineCurve)::DownCast(myCurve->Copy());
Standard_RangeError_Raise_if (u1 <= u0, " ");
TColStd_Array1OfReal k(1,curve->NbKnots());
curve->Knots(k);
if ((abs(u0-k.First()) > Precision::Confusion()) || (abs(u1-k.Last()) > Precision::Confusion())) {
BSplCLib::Reparametrize(u0, u1, k);
curve->SetKnots(k);
}
myCurve = curve;
return;
}
catch (Standard_Failure& e) {
THROWM(Base::CADKernelError,e.GetMessageString())
}
}
// Persistence implementer
unsigned int GeomBSplineCurve::getMemSize () const
{
@@ -4467,23 +4487,15 @@ void GeomBSplineSurface::setBounds(double u0, double u1, double v0, double v1)
surf->Bounds(bu0,bu1,bv0,bv1);
if ((abs(u0-bu0) > Precision::Confusion()) || (abs(u1-bu1) > Precision::Confusion())) {
TColStd_Array1OfReal uk(1,surf->NbUKnots());
TColStd_Array1OfReal nuk(1,surf->NbUKnots());
surf->UKnots(uk);
Standard_Real ur = uk(uk.Upper()) - uk(uk.Lower());
for (Standard_Integer i=uk.Lower(); i<=uk.Upper(); i++) {
nuk(i) = u0 + ((u1 - u0) * (uk(i) - uk(uk.Lower())) / ur);
}
surf->SetUKnots(nuk);
BSplCLib::Reparametrize(u0, u1, uk);
surf->SetUKnots(uk);
}
if ((abs(v0-bv0) > Precision::Confusion()) || (abs(v1-bv1) > Precision::Confusion())) {
TColStd_Array1OfReal vk(1,surf->NbVKnots());
TColStd_Array1OfReal nvk(1,surf->NbVKnots());
surf->VKnots(vk);
Standard_Real vr = vk(vk.Upper()) - vk(vk.Lower());
for (Standard_Integer j=vk.Lower(); j<=vk.Upper(); j++) {
nvk(j) = v0 + ((v1 - v0) * (vk(j) - vk(vk.Lower())) / vr);
}
surf->SetVKnots(nvk);
BSplCLib::Reparametrize(v0, v1, vk);
surf->SetVKnots(vk);
}
mySurface = surf;
return;