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122 lines
3.8 KiB
C++
122 lines
3.8 KiB
C++
// Created on: 2015-09-21
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// Copyright (c) 2015 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <GeomEvaluator_SurfaceOfExtrusion.hxx>
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#include <GeomAdaptor_HCurve.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(GeomEvaluator_SurfaceOfExtrusion,GeomEvaluator_Surface)
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GeomEvaluator_SurfaceOfExtrusion::GeomEvaluator_SurfaceOfExtrusion(
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const Handle(Geom_Curve)& theBase, const gp_Dir& theExtrusionDir)
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: GeomEvaluator_Surface(),
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myBaseCurve(theBase),
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myDirection(theExtrusionDir)
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{
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}
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GeomEvaluator_SurfaceOfExtrusion::GeomEvaluator_SurfaceOfExtrusion(
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const Handle(Adaptor3d_HCurve)& theBase, const gp_Dir& theExtrusionDir)
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: GeomEvaluator_Surface(),
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myBaseAdaptor(theBase),
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myDirection(theExtrusionDir)
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{
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}
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void GeomEvaluator_SurfaceOfExtrusion::D0(
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const Standard_Real theU, const Standard_Real theV,
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gp_Pnt& theValue) const
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{
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if (!myBaseAdaptor.IsNull())
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myBaseAdaptor->D0(theU, theValue);
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else
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myBaseCurve->D0(theU, theValue);
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Shift(theV, theValue);
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}
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void GeomEvaluator_SurfaceOfExtrusion::D1(
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const Standard_Real theU, const Standard_Real theV,
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gp_Pnt& theValue, gp_Vec& theD1U, gp_Vec& theD1V) const
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{
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if (!myBaseAdaptor.IsNull())
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myBaseAdaptor->D1(theU, theValue, theD1U);
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else
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myBaseCurve->D1(theU, theValue, theD1U);
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theD1V = myDirection;
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Shift(theV, theValue);
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}
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void GeomEvaluator_SurfaceOfExtrusion::D2(
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const Standard_Real theU, const Standard_Real theV,
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gp_Pnt& theValue, gp_Vec& theD1U, gp_Vec& theD1V,
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gp_Vec& theD2U, gp_Vec& theD2V, gp_Vec& theD2UV) const
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{
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if (!myBaseAdaptor.IsNull())
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myBaseAdaptor->D2(theU, theValue, theD1U, theD2U);
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else
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myBaseCurve->D2(theU, theValue, theD1U, theD2U);
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theD1V = myDirection;
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theD2V.SetCoord(0.0, 0.0, 0.0);
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theD2UV.SetCoord(0.0, 0.0, 0.0);
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Shift(theV, theValue);
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}
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void GeomEvaluator_SurfaceOfExtrusion::D3(
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const Standard_Real theU, const Standard_Real theV,
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gp_Pnt& theValue, gp_Vec& theD1U, gp_Vec& theD1V,
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gp_Vec& theD2U, gp_Vec& theD2V, gp_Vec& theD2UV,
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gp_Vec& theD3U, gp_Vec& theD3V, gp_Vec& theD3UUV, gp_Vec& theD3UVV) const
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{
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if (!myBaseAdaptor.IsNull())
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myBaseAdaptor->D3(theU, theValue, theD1U, theD2U, theD3U);
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else
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myBaseCurve->D3(theU, theValue, theD1U, theD2U, theD3U);
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theD1V = myDirection;
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theD2V.SetCoord(0.0, 0.0, 0.0);
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theD2UV.SetCoord(0.0, 0.0, 0.0);
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theD3V.SetCoord(0.0, 0.0, 0.0);
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theD3UUV.SetCoord(0.0, 0.0, 0.0);
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theD3UVV.SetCoord(0.0, 0.0, 0.0);
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Shift(theV, theValue);
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}
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gp_Vec GeomEvaluator_SurfaceOfExtrusion::DN(
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const Standard_Real theU, const Standard_Real ,
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const Standard_Integer theDerU, const Standard_Integer theDerV) const
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{
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Standard_RangeError_Raise_if(theDerU < 0, "GeomEvaluator_SurfaceOfExtrusion::DN(): theDerU < 0");
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Standard_RangeError_Raise_if(theDerV < 0, "GeomEvaluator_SurfaceOfExtrusion::DN(): theDerV < 0");
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Standard_RangeError_Raise_if(theDerU + theDerV < 1,
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"GeomEvaluator_SurfaceOfExtrusion::DN(): theDerU + theDerV < 1");
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gp_Vec aResult(0.0, 0.0, 0.0);
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if (theDerV == 0)
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{
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if (!myBaseAdaptor.IsNull())
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aResult = myBaseAdaptor->DN(theU, theDerU);
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else
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aResult = myBaseCurve->DN(theU, theDerU);
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}
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else if (theDerU == 0 && theDerV == 1)
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aResult = gp_Vec(myDirection);
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return aResult;
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}
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