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140 lines
4.3 KiB
C++
Executable File
140 lines
4.3 KiB
C++
Executable File
// Created on: 1994-02-24
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// Created by: Laurent BOURESCHE
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// Copyright (c) 1994-1999 Matra Datavision
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// Copyright (c) 1999-2012 OPEN CASCADE SAS
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//
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// The content of this file is subject to the Open CASCADE Technology Public
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// License Version 6.5 (the "License"). You may not use the content of this file
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// except in compliance with the License. Please obtain a copy of the License
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// at http://www.opencascade.org and read it completely before using this file.
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//
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// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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//
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// The Original Code and all software distributed under the License is
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// distributed on an "AS IS" basis, without warranty of any kind, and the
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// Initial Developer hereby disclaims all such warranties, including without
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// limitation, any warranties of merchantability, fitness for a particular
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// purpose or non-infringement. Please see the License for the specific terms
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// and conditions governing the rights and limitations under the License.
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#include <LProp3d_SurfaceTool.ixx>
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//=======================================================================
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//function : Value
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//purpose :
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//=======================================================================
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void LProp3d_SurfaceTool::Value(const Handle(Adaptor3d_HSurface)& S,
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const Standard_Real U,
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const Standard_Real V,
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gp_Pnt& P)
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{
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P = S->Value(U, V);
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}
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//=======================================================================
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//function : D1
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//purpose :
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//=======================================================================
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void LProp3d_SurfaceTool::D1(const Handle(Adaptor3d_HSurface)& S,
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const Standard_Real U,
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const Standard_Real V,
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gp_Pnt& P,
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gp_Vec& D1U,
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gp_Vec& D1V)
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{
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S->D1(U, V, P, D1U, D1V);
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}
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//=======================================================================
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//function : D2
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//purpose :
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//=======================================================================
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void LProp3d_SurfaceTool::D2(const Handle(Adaptor3d_HSurface)& S,
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const Standard_Real U,
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const Standard_Real V,
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gp_Pnt& P,
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gp_Vec& D1U,
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gp_Vec& D1V,
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gp_Vec& D2U,
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gp_Vec& D2V,
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gp_Vec& DUV)
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{
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S->D2(U, V, P, D1U, D1V, D2U, D2V, DUV);
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}
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//=======================================================================
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//function : DN
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//purpose :
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//=======================================================================
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gp_Vec LProp3d_SurfaceTool::DN(const Handle(Adaptor3d_HSurface)& S,
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const Standard_Real U,
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const Standard_Real V,
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const Standard_Integer IU,
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const Standard_Integer IV)
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{
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return S->DN(U, V, IU, IV);
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}
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//=======================================================================
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//function : Continuity
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//purpose :
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//=======================================================================
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Standard_Integer LProp3d_SurfaceTool::Continuity
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(const Handle(Adaptor3d_HSurface)& S)
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{
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GeomAbs_Shape s = (GeomAbs_Shape) Min(S->UContinuity(),S->VContinuity());
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switch (s) {
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case GeomAbs_C0:
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return 0;
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case GeomAbs_C1:
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return 1;
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case GeomAbs_C2:
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return 2;
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case GeomAbs_C3:
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return 3;
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case GeomAbs_G1:
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return 0;
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case GeomAbs_G2:
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return 0;
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case GeomAbs_CN:
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return 3;
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};
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return 0;
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}
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//=======================================================================
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//function : Bounds
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//purpose :
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//=======================================================================
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void LProp3d_SurfaceTool::Bounds(const Handle(Adaptor3d_HSurface)& S,
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Standard_Real& U1,
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Standard_Real& V1,
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Standard_Real& U2,
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Standard_Real& V2)
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{
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U1 = S->FirstUParameter();
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V1 = S->FirstVParameter();
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U2 = S->LastUParameter();
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V2 = S->LastVParameter();
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}
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