OpenCascade/occt
1
0
Fork 0
mirror of https://git.dev.opencascade.org/repos/occt.git synced 2025-08-09 13:22:24 +03:00
Code Activity

0030272: Modeling Algorithms - Incorrect work of gproject

Browse Source 
-fix TolU/V for approximation;
-fix cutting tool for approximation;
-add method Adaptor3d_HSurfaceTool::IsSurfG1.
-add test bugs/moddata_3/bug30272
This commit is contained in:
knosulko
2021-10-14 20:15:02 +03:00
committed by smoskvin
parent 90da038e9d
commit 4ec4e4e8a8
9 changed files with 224 additions and 20 deletions
Download Patch File Download Diff File Expand all files Collapse all files

79
src/Adaptor3d/Adaptor3d_HSurfaceTool.cxx
View File

@@ -17,8 +17,11 @@
#include <Adaptor3d_Curve.hxx>
#include <Adaptor3d_Surface.hxx>
#include <Geom2dAdaptor_Curve.hxx>
#include <Geom_BezierSurface.hxx>
#include <Geom_BSplineCurve.hxx>
#include <Geom_BSplineSurface.hxx>
#include <Geom_OffsetCurve.hxx>
#include <gp_Pnt.hxx>
#include <gp_Vec.hxx>
#include <Standard_NoSuchObject.hxx>
@@ -98,3 +101,79 @@ Standard_Integer Adaptor3d_HSurfaceTool::NbSamplesV(const Handle(Adaptor3d_Surfa
}
return n;
}
Standard_Boolean Adaptor3d_HSurfaceTool::IsSurfG1(const Handle(Adaptor3d_Surface)& theSurf,
const Standard_Boolean theAlongU,
const Standard_Real theAngTol)
{
Standard_Real aUf, aUl, aVf, aVl;
aUf = theSurf->FirstUParameter();
aUl = theSurf->LastUParameter();
aVf = theSurf->FirstVParameter();
aVl = theSurf->LastVParameter();
Handle(Adaptor3d_Surface) aS = theSurf;
Handle(Adaptor3d_Curve) aC;
Handle(Geom_BSplineSurface) aBS;
Handle(Geom_BSplineCurve) aBC;
if (aS->GetType() == GeomAbs_OffsetSurface)
{
aS = aS->BasisSurface();
}
if (aS->GetType() == GeomAbs_SurfaceOfRevolution ||
aS->GetType() == GeomAbs_SurfaceOfExtrusion)
{
aC = aS->BasisCurve();
}
if (!aC.IsNull())
{
if (aC->GetType() == GeomAbs_OffsetCurve)
{
Handle(Geom_OffsetCurve) aOC = aC->OffsetCurve();
aC = new GeomAdaptor_Curve(aOC->BasisCurve());
}
if (aC->GetType() == GeomAbs_BSplineCurve)
{
if ((theAlongU && aS->GetType() == GeomAbs_SurfaceOfExtrusion) ||
(!theAlongU && aS->GetType() == GeomAbs_SurfaceOfRevolution))
{
aBC = aC->BSpline();
}
}
}
if (aS->GetType() == GeomAbs_BSplineSurface)
{
aBS = aS->BSpline();
if (theAlongU)
{
const Standard_Real anIsoPar = (aVf + aVl) / 2.0;
aBC = Handle(Geom_BSplineCurve)::DownCast(aBS->VIso(anIsoPar));
}
else
{
const Standard_Real anIsoPar = (aUf + aUl) / 2.0;
aBC = Handle(Geom_BSplineCurve)::DownCast(aBS->UIso(anIsoPar));
}
}
if(!aBC.IsNull())
{
if (theAlongU)
{
return aBC->IsG1(aUf, aUl, theAngTol);
}
else
{
return aBC->IsG1(aVf, aVl, theAngTol);
}
}
return Standard_False;
}

4
src/Adaptor3d/Adaptor3d_HSurfaceTool.hxx
View File

@@ -165,6 +165,10 @@ public:
static Standard_Real OffsetValue (const Handle(Adaptor3d_Surface)& theSurf) { return theSurf->OffsetValue(); }
Standard_EXPORT static Standard_Boolean IsSurfG1 (const Handle(Adaptor3d_Surface)& theSurf,
const Standard_Boolean theAlongU,
const Standard_Real theAngTol = Precision::Angular());
Standard_EXPORT static Standard_Integer NbSamplesU (const Handle(Adaptor3d_Surface)& S);
Standard_EXPORT static Standard_Integer NbSamplesV (const Handle(Adaptor3d_Surface)& S);