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// File: TopOpeBRep_GeomTool.cxx
// Created: Thu Jun 24 18:45:58 1993
// Author: Jean Yves LEBEY
// <jyl@zerox>
#include <TopOpeBRep_GeomTool.ixx>
#include <BRep_Tool.hxx>
#include <TopoDS.hxx>
#include <TopOpeBRep_TypeLineCurve.hxx>
#include <TColStd_Array1OfReal.hxx>
#include <TColStd_Array1OfInteger.hxx>
#include <TColgp_Array1OfPnt.hxx>
#include <TColgp_Array1OfPnt2d.hxx>
#include <Standard_ProgramError.hxx>
#include <TopOpeBRep_WPointInter.hxx>
#include <TopOpeBRep_WPointInterIterator.hxx>
#include <TopOpeBRepTool_CurveTool.hxx>
#include <TopOpeBRepTool_ShapeTool.hxx>
//=======================================================================
//function : TopOpeBRep_GeomTool
//purpose :
//=======================================================================
TopOpeBRep_GeomTool::TopOpeBRep_GeomTool()
{
}
//=======================================================================
//function : MakeCurves
//purpose :
//=======================================================================
void TopOpeBRep_GeomTool::MakeCurves
(const Standard_Real min,const Standard_Real max,
const TopOpeBRep_LineInter& L,
const TopoDS_Shape& S1,const TopoDS_Shape& S2,
TopOpeBRepDS_Curve& C,
Handle(Geom2d_Curve)& PC1,Handle(Geom2d_Curve)& PC2)
{
Standard_Boolean IsWalk = Standard_False;
Handle(Geom_Curve) C3D;
TopOpeBRep_TypeLineCurve typeline = L.TypeLineCurve();
switch (typeline) {
case TopOpeBRep_WALKING : {
// make BSplines of degree 1
C3D = MakeBSpline1fromWALKING3d(L);
PC1 = MakeBSpline1fromWALKING2d(L,1);
PC2 = MakeBSpline1fromWALKING2d(L,2);
if (!PC1.IsNull())
C.Curve1(PC1);
if (!PC2.IsNull())
C.Curve2(PC2);
IsWalk = Standard_True;
break;
}
case TopOpeBRep_LINE :
case TopOpeBRep_CIRCLE :
case TopOpeBRep_ELLIPSE : {
C3D = L.Curve();
break;
}
case TopOpeBRep_PARABOLA :
case TopOpeBRep_HYPERBOLA : {
C3D = L.Curve(min,max); // Trimmed
break;
}
case TopOpeBRep_ANALYTIC :
case TopOpeBRep_RESTRICTION :
case TopOpeBRep_OTHERTYPE :
default :
Standard_ProgramError::Raise("TopOpeBRep_GeomTool::MakePrivateCurves");
break;
}
Standard_Real tol = C.Tolerance();
C.DefineCurve(C3D,tol,IsWalk);
C.SetRange(min,max);
}
//=======================================================================
//function : MakeCurve
//purpose :
//=======================================================================
void TopOpeBRep_GeomTool::MakeCurve
(const Standard_Real min,const Standard_Real max,
const TopOpeBRep_LineInter& L,
Handle(Geom_Curve)& C3D)
{
TopOpeBRep_TypeLineCurve typeline = L.TypeLineCurve();
switch (typeline) {
case TopOpeBRep_WALKING :
C3D = MakeBSpline1fromWALKING3d(L);
break;
case TopOpeBRep_LINE :
C3D = L.Curve();
break;
case TopOpeBRep_CIRCLE :
case TopOpeBRep_ELLIPSE :
case TopOpeBRep_PARABOLA :
case TopOpeBRep_HYPERBOLA :
if (typeline == TopOpeBRep_CIRCLE)
C3D = L.Curve();
else if (typeline == TopOpeBRep_ELLIPSE)
C3D = L.Curve();
else if (typeline == TopOpeBRep_PARABOLA)
C3D = L.Curve(min,max); // Trimmed
else if (typeline == TopOpeBRep_HYPERBOLA)
C3D = L.Curve(min,max); //Trimmed
break;
case TopOpeBRep_ANALYTIC :
case TopOpeBRep_RESTRICTION :
case TopOpeBRep_OTHERTYPE :
default :
Standard_ProgramError::Raise("TopOpeBRep_GeomTool::MakePrivateCurves");
break;
}
}
//=======================================================================
//function : MakeBSpline1fromWALKING3d
//purpose :
//=======================================================================
Handle(Geom_Curve) TopOpeBRep_GeomTool::MakeBSpline1fromWALKING3d
(const TopOpeBRep_LineInter& L)
{
Standard_Integer ip;
TopOpeBRep_WPointInterIterator itW(L);
Standard_Integer nbpoints = L.NbWPoint();
// Define points3d with the walking 3d points of <L>
TColgp_Array1OfPnt points3d(1,nbpoints);
for (ip = 1, itW.Init(); itW.More(); ip++, itW.Next()) {
points3d.SetValue(ip,itW.CurrentWP().Value());
}
Handle(Geom_Curve) C=TopOpeBRepTool_CurveTool::MakeBSpline1fromPnt(points3d);
return C;
}
//=======================================================================
//function : MakeBSpline1fromWALKING2d
//purpose :
//=======================================================================
Handle(Geom2d_Curve) TopOpeBRep_GeomTool::MakeBSpline1fromWALKING2d
(const TopOpeBRep_LineInter& L, const Standard_Integer SI)
{
Standard_Integer ip;
TopOpeBRep_WPointInterIterator itW(L);
Standard_Integer nbpoints = L.NbWPoint();
// Define points2d with the walking 2d points of <L>
TColgp_Array1OfPnt2d points2d(1,nbpoints);
for (ip = 1, itW.Init(); itW.More(); ip++, itW.Next()) {
if (SI == 1) points2d.SetValue(ip,itW.CurrentWP().ValueOnS1());
else if (SI == 2) points2d.SetValue(ip,itW.CurrentWP().ValueOnS2());
}
Handle(Geom2d_Curve) C=TopOpeBRepTool_CurveTool::MakeBSpline1fromPnt2d(points2d);
return C;
}
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