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47 lines
1.2 KiB
C++
Executable File
47 lines
1.2 KiB
C++
Executable File
// File : IntPatch_HCurve2dTool.cxx
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// Created : Mon Jul 17 17:39:39 1995
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// Author : Modelistation
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// Copyright : OPEN CASCADE 1995
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#include <IntPatch_HCurve2dTool.ixx>
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#include <GeomAbs_CurveType.hxx>
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#include <GeomAbs_Shape.hxx>
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#include <Handle_Geom2d_BezierCurve.hxx>
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#include <Handle_Geom2d_BSplineCurve.hxx>
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#include <TColStd_Array1OfReal.hxx>
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//============================================================
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Standard_Integer IntPatch_HCurve2dTool::NbSamples (const Handle(Adaptor2d_HCurve2d)& C,
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const Standard_Real U0,
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const Standard_Real U1)
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{
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Standard_Real nbs;
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switch (C->GetType())
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{
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case GeomAbs_Line: return 2;
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case GeomAbs_BezierCurve:
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{
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nbs = (3 + C->NbPoles());
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}
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break;
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case GeomAbs_BSplineCurve:
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{
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nbs = C->NbKnots();
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nbs *= C->Degree();
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//szv:nbs *= C->LastParameter() - C->FirstParameter();
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//szv:nbs /= U1-U0;
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nbs *= U1-U0;
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nbs /= C->LastParameter() - C->FirstParameter();
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if (nbs < 2.0) nbs = 2.0;
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}
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break;
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default: return 25;
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}
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if (nbs>50.0)
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return 50;
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return((Standard_Integer)nbs);
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}
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