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42cf5bc1ca
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl": - WOK-generated header files from inc and sources from drv are moved to src - CDL files removed - All packages are converted to nocdlpack
374 lines
9.0 KiB
C++
374 lines
9.0 KiB
C++
// Created on: 1995-07-02
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// Created by: Laurent BUCHARD
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// Copyright (c) 1995-1999 Matra Datavision
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// Copyright (c) 1999-2014 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 <Adaptor2d_HCurve2d.hxx>
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#include <Adaptor3d_HSurface.hxx>
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#include <Adaptor3d_HVertex.hxx>
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#include <Contap_HContTool.hxx>
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#include <Extrema_EPCOfExtPC2d.hxx>
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#include <Extrema_POnCurv2d.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Pnt2d.hxx>
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static Standard_Real uinf,vinf,usup,vsup;
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Standard_Integer Contap_HContTool::NbSamplesV
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(const Handle(Adaptor3d_HSurface)& S,
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const Standard_Real ,
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const Standard_Real )
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{
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Standard_Integer nbs;
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GeomAbs_SurfaceType typS = S->GetType();
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switch(typS) {
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case GeomAbs_Plane:
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{
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nbs = 2;
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}
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break;
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case GeomAbs_BezierSurface:
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{
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nbs = 3 + S->NbVPoles();
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}
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break;
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case GeomAbs_BSplineSurface:
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{
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//-- Handle(Geom_BSplineSurface)& HBS=S->BSpline();
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nbs = S->NbVKnots();
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nbs*= S->VDegree();
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if(nbs < 2) nbs=2;
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}
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break;
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case GeomAbs_Cylinder:
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case GeomAbs_Cone:
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case GeomAbs_Sphere:
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case GeomAbs_Torus:
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case GeomAbs_SurfaceOfRevolution:
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case GeomAbs_SurfaceOfExtrusion:
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{
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nbs = 15;
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}
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break;
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default:
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{
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nbs = 10;
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}
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break;
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}
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return(nbs);
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}
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Standard_Integer Contap_HContTool::NbSamplesU
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(const Handle(Adaptor3d_HSurface)& S,
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const Standard_Real ,
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const Standard_Real )
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{
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Standard_Integer nbs;
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GeomAbs_SurfaceType typS = S->GetType();
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switch(typS) {
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case GeomAbs_Plane:
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{
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nbs = 2;
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}
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break;
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case GeomAbs_BezierSurface:
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{
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nbs = 3 + S->NbUPoles();
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}
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break;
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case GeomAbs_BSplineSurface:
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{
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//-- Handle(Geom_BSplineSurface)& HBS=S->BSpline();
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nbs = S->NbUKnots();
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nbs*= S->UDegree();
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if(nbs < 2) nbs=2;
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}
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break;
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case GeomAbs_Torus:
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{
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nbs = 20;
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}
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break;
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case GeomAbs_Cylinder:
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case GeomAbs_Cone:
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case GeomAbs_Sphere:
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case GeomAbs_SurfaceOfRevolution:
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case GeomAbs_SurfaceOfExtrusion:
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{
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nbs = 10;
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}
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break;
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default:
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{
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nbs = 10;
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}
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break;
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}
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return(nbs);
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}
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Standard_Integer Contap_HContTool::NbSamplePoints
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(const Handle(Adaptor3d_HSurface)& S)
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{
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uinf = S->FirstUParameter();
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usup = S->LastUParameter();
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vinf = S->FirstVParameter();
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vsup = S->LastVParameter();
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if (usup < uinf) {
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Standard_Real temp = uinf;
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uinf = usup;
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usup = temp;
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}
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if (vsup < vinf) {
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Standard_Real temp = vinf;
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vinf = vsup;
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vsup = temp;
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}
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if (uinf == RealFirst() && usup == RealLast()) {
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uinf = -1.e5;
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usup = 1.e5;
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}
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else if (uinf == RealFirst()) {
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uinf = usup - 2.e5;
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}
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else if (usup == RealLast()) {
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usup = uinf + 2.e5;
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}
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if (vinf == RealFirst() && vsup == RealLast()) {
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vinf = -1.e5;
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vsup = 1.e5;
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}
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else if (vinf == RealFirst()) {
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vinf = vsup - 2.e5;
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}
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else if (vsup == RealLast()) {
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vsup = vinf + 2.e5;
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}
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if(S->GetType() == GeomAbs_BSplineSurface) {
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Standard_Integer m = (NbSamplesU(S,uinf,usup)/3) * (NbSamplesV(S,vinf,vsup)/3);
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if(m>5) return(m);
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else return(5);
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}
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else
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return 5;
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}
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void Contap_HContTool::SamplePoint (const Handle(Adaptor3d_HSurface)& S,
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const Standard_Integer Index,
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Standard_Real& U,
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Standard_Real& V )
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{
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if(S->GetType() == GeomAbs_BSplineSurface) {
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Standard_Integer nbIntU = NbSamplesU(S,uinf,usup)/3;
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Standard_Integer nbIntV = NbSamplesV(S,vinf,vsup)/3;
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if(nbIntU * nbIntV >5) {
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Standard_Integer indU = (Index-1)/nbIntU; //---- 0 --> nbIntV
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Standard_Integer indV = (Index-1) - indU*nbIntU; //---- 0 --> nbIntU
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U = uinf + ((usup-uinf)/((Standard_Real)(nbIntU+1)))*(Standard_Real)(indU+1);
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V = vinf + ((vsup-vinf)/((Standard_Real)(nbIntV+2)))*(Standard_Real)(indV+1);
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//-- cout<<"Index :"<<Index<<" uinf:"<<uinf<<" usup:"<<usup<<" vinf:"<<vinf<<" vsup:"<<vsup<<" ";
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//-- cout<<" ("<<indU<<"/"<<nbIntU<<" ->U:"<<U<<" ";
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//-- cout<<" ("<<indV<<"/"<<nbIntV<<" ->V:"<<V<<endl;
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return;
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}
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}
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switch (Index) {
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case 1:
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U = 0.75*uinf + 0.25*usup; //0.25;
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V = 0.75*vinf + 0.25*vsup; //0.25;
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break;
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case 2:
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U = 0.75*uinf + 0.25*usup; //0.25;
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V = 0.25*vinf + 0.75*vsup; //0.75;
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break;
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case 3:
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U = 0.25*uinf + 0.75*usup; //0.75;
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V = 0.75*vinf + 0.25*vsup; //0.25;
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break;
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case 4:
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U = 0.25*uinf + 0.75*usup; //0.75;
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V = 0.25*vinf + 0.75*vsup; //0.75;
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break;
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default:
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U = 0.5*(uinf+usup); //0.5;
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V = 0.5*(vinf+vsup); //0.5;
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}
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}
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Standard_Integer Contap_HContTool::NbSamplesOnArc
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(const Handle(Adaptor2d_HCurve2d)& A) {
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GeomAbs_CurveType CurveType = A->GetType();
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Standard_Real nbsOnC = 5;
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switch(CurveType) {
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case GeomAbs_Line:
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nbsOnC = 2;
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break;
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case GeomAbs_Circle:
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case GeomAbs_Ellipse:
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case GeomAbs_Hyperbola:
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case GeomAbs_Parabola:
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nbsOnC = 10;
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break;
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case GeomAbs_BezierCurve:
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nbsOnC = A->NbPoles();
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break;
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case GeomAbs_BSplineCurve: {
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//-- Handle(Geom2d_BSplineCurve)& BSC=A->BSpline();
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nbsOnC = 2 + A->NbKnots() * A->Degree();
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break;
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}
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default:
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nbsOnC = 10;
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}
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return (Standard_Integer)(nbsOnC);
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}
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void Contap_HContTool::Bounds(const Handle(Adaptor2d_HCurve2d)& A,
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Standard_Real& Ufirst,
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Standard_Real& Ulast)
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{
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Ufirst = A->FirstParameter();
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Ulast = A->LastParameter();
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}
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Standard_Boolean Contap_HContTool::Project (const Handle(Adaptor2d_HCurve2d)& C,
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const gp_Pnt2d& P,
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Standard_Real& Paramproj,
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gp_Pnt2d& Ptproj)
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{
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Standard_Real epsX = 1.e-8;
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Standard_Integer Nbu = 20;
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Standard_Real Tol = 1.e-5;
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Standard_Real Dist2;
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Extrema_EPCOfExtPC2d extrema(P,C->Curve2d(),Nbu,epsX,Tol);
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if (!extrema.IsDone()) {
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return Standard_False;
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}
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Standard_Integer Nbext = extrema.NbExt();
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if (Nbext == 0) {
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return Standard_False;
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}
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Standard_Integer indexmin = 1;
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Dist2 = extrema.SquareDistance(1);
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for (Standard_Integer i=2; i<=Nbext; i++) {
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if (extrema.SquareDistance(i) < Dist2) {
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indexmin = i;
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Dist2 = extrema.SquareDistance(i);
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}
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}
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Paramproj = extrema.Point(indexmin).Parameter();
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Ptproj = extrema.Point(indexmin).Value();
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return Standard_True;
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}
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Standard_Real Contap_HContTool::Tolerance (const Handle(Adaptor3d_HVertex)& V,
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const Handle(Adaptor2d_HCurve2d)& C)
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{
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// return BRepAdaptor2d_Curve2dTool::Resolution(C,BRep_Tool::Tolerance(V));
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return V->Resolution(C);
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}
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Standard_Real Contap_HContTool::Parameter (const Handle(Adaptor3d_HVertex)& V,
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const Handle(Adaptor2d_HCurve2d)& C)
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{
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// return BRep_Tool::Parameter(V,C.Edge());
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return V->Parameter(C);
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}
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Standard_Boolean Contap_HContTool::HasBeenSeen
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(const Handle(Adaptor2d_HCurve2d)&)
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{
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return Standard_False;
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}
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Standard_Integer Contap_HContTool::NbPoints(const Handle(Adaptor2d_HCurve2d)&)
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{
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return 0;
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}
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void Contap_HContTool::Value(const Handle(Adaptor2d_HCurve2d)&,
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const Standard_Integer,
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gp_Pnt&,
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Standard_Real&,
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Standard_Real&)
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{
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Standard_OutOfRange::Raise();
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}
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Standard_Boolean Contap_HContTool::IsVertex(const Handle(Adaptor2d_HCurve2d)&,
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const Standard_Integer)
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{
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return Standard_False;
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}
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void Contap_HContTool::Vertex(const Handle(Adaptor2d_HCurve2d)&,
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const Standard_Integer,
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Handle(Adaptor3d_HVertex)&)
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{
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Standard_OutOfRange::Raise();
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}
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Standard_Integer Contap_HContTool::NbSegments(const Handle(Adaptor2d_HCurve2d)&)
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{
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return 0;
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}
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Standard_Boolean Contap_HContTool::HasFirstPoint
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(const Handle(Adaptor2d_HCurve2d)&,
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const Standard_Integer,
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Standard_Integer&)
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{
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Standard_OutOfRange::Raise();
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return Standard_False;
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}
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Standard_Boolean Contap_HContTool::HasLastPoint
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(const Handle(Adaptor2d_HCurve2d)&,
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const Standard_Integer,
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Standard_Integer&)
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{
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Standard_OutOfRange::Raise();
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return Standard_False;
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}
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Standard_Boolean Contap_HContTool::IsAllSolution
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(const Handle(Adaptor2d_HCurve2d)&)
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{
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return Standard_False;
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}
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