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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
415 lines
12 KiB
C++
415 lines
12 KiB
C++
// 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 <Adaptor3d_Curve.hxx>
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#include <Bnd_Box.hxx>
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#include <BndLib_Add3dCurve.hxx>
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#include <GCPnts_QuasiUniformDeflection.hxx>
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#include <gp_Circ.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Vec.hxx>
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#include <Precision.hxx>
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#include <TColgp_HArray1OfVec.hxx>
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#include <TColStd_HArray1OfInteger.hxx>
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#include <Vrml_Coordinate3.hxx>
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#include <Vrml_IndexedLineSet.hxx>
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#include <Vrml_Material.hxx>
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#include <Vrml_Separator.hxx>
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#include <VrmlConverter_DeflectionCurve.hxx>
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#include <VrmlConverter_Drawer.hxx>
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#include <VrmlConverter_LineAspect.hxx>
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//==================================================================
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// function: FindLimits
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// purpose:
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//==================================================================
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static void FindLimits(const Adaptor3d_Curve& aCurve,
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const Standard_Real aLimit,
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Standard_Real& First,
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Standard_Real& Last)
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{
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First = aCurve.FirstParameter();
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Last = aCurve.LastParameter();
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Standard_Boolean firstInf = Precision::IsNegativeInfinite(First);
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Standard_Boolean lastInf = Precision::IsPositiveInfinite(Last);
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if (firstInf || lastInf) {
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gp_Pnt P1,P2;
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Standard_Real delta = 1;
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if (firstInf && lastInf) {
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do {
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delta *= 2;
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First = - delta;
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Last = delta;
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aCurve.D0(First,P1);
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aCurve.D0(Last,P2);
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} while (P1.Distance(P2) < aLimit);
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}
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else if (firstInf) {
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aCurve.D0(Last,P2);
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do {
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delta *= 2;
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First = Last - delta;
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aCurve.D0(First,P1);
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} while (P1.Distance(P2) < aLimit);
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}
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else if (lastInf) {
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aCurve.D0(First,P1);
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do {
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delta *= 2;
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Last = First + delta;
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aCurve.D0(Last,P2);
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} while (P1.Distance(P2) < aLimit);
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}
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}
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}
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//==================================================================
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// function: PrintPoints
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// purpose:
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//==================================================================
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static void PrintPoints (Handle(TColgp_HArray1OfVec)& aHAV1,
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Handle(TColStd_HArray1OfInteger)& aHAI1,
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const Handle(VrmlConverter_Drawer)& aDrawer,
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Standard_OStream& anOStream)
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{
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// creation of Vrml objects
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Handle(VrmlConverter_LineAspect) LA = new VrmlConverter_LineAspect;
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LA = aDrawer->LineAspect();
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// Separator 1 {
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Vrml_Separator SE1;
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SE1.Print(anOStream);
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// Material
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if (LA->HasMaterial()){
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Handle(Vrml_Material) M;
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M = LA->Material();
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M->Print(anOStream);
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}
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// Coordinate3
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Handle(Vrml_Coordinate3) C3 = new Vrml_Coordinate3(aHAV1);
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C3->Print(anOStream);
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// IndexedLineSet
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Vrml_IndexedLineSet ILS;
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ILS.SetCoordIndex(aHAI1);
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ILS.Print(anOStream);
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// Separator 1 }
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SE1.Print(anOStream);
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}
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//==================================================================
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// function: DrawCurve
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// purpose:
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//==================================================================
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static void DrawCurve (Adaptor3d_Curve& aCurve,
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const Standard_Real TheDeflection,
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const Standard_Real U1,
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const Standard_Real U2,
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const Handle(VrmlConverter_Drawer)& aDrawer, // for passsing of LineAspect
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Standard_OStream& anOStream)
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{
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Standard_Integer i;
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Standard_Boolean key = Standard_False;
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Handle(TColgp_HArray1OfVec) HAV1;
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Handle(TColStd_HArray1OfInteger) HAI1;
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switch (aCurve.GetType()) {
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case GeomAbs_Line:
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{
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gp_Vec V;
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key = Standard_True;
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HAV1 = new TColgp_HArray1OfVec(1, 2);
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HAI1 = new TColStd_HArray1OfInteger(1,3);
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// array of coordinates of line
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gp_Pnt p = aCurve.Value(U1);
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V.SetX(p.X()); V.SetY(p.Y()); V.SetZ(p.Z());
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HAV1->SetValue(1,V);
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p = aCurve.Value(U2);
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V.SetX(p.X()); V.SetY(p.Y()); V.SetZ(p.Z());
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HAV1->SetValue(2,V);
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// array of indexes of line
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HAI1->SetValue(1,0);
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HAI1->SetValue(2,1);
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HAI1->SetValue(3,-1);
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}
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break;
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case GeomAbs_Circle:
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{
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Standard_Real Radius = aCurve.Circle().Radius();
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if (!Precision::IsInfinite(Radius)) {
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Standard_Real DU = Sqrt(8.0 * TheDeflection / Radius);
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Standard_Integer N = Standard_Integer(Abs( U2 - U1) / DU);
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if ( N > 0) {
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gp_Vec V;
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key = Standard_True;
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HAV1 = new TColgp_HArray1OfVec(1, N+1);
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HAI1 = new TColStd_HArray1OfInteger(1,N+2);
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DU = (U2-U1) / N;
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Standard_Real U;
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gp_Pnt p;
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for (Standard_Integer Index = 1; Index <= N+1; Index++) {
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U = U1 + (Index - 1) * DU;
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p = aCurve.Value(U);
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V.SetX(p.X()); V.SetY(p.Y()); V.SetZ(p.Z());
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HAV1->SetValue(Index,V);
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HAI1->SetValue(Index,Index-1);
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}
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/*
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if( HAV1->Value(1).IsEqual( HAV1->Value(N+1),Precision::Confusion(), Precision::Angular() ) )
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{
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HAI1->SetValue(N+1, 0);
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}
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*/
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HAI1->SetValue(HAI1->Upper(),-1);
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}
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}
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}
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break;
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default:
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{
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GCPnts_QuasiUniformDeflection Algo(aCurve,TheDeflection,U1,U2);
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if(Algo.IsDone()){
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Standard_Integer NumberOfPoints = Algo.NbPoints();
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if (NumberOfPoints > 0) {
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gp_Vec V;
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key = Standard_True;
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HAV1 = new TColgp_HArray1OfVec(1, NumberOfPoints);
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HAI1 = new TColStd_HArray1OfInteger(1,NumberOfPoints+1);
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gp_Pnt p;
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for (i=1;i<=NumberOfPoints;i++) {
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p = Algo.Value(i);
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V.SetX(p.X()); V.SetY(p.Y()); V.SetZ(p.Z());
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HAV1->SetValue(i,V);
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}
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for (i=HAI1->Lower(); i < HAI1->Upper(); i++)
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{
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HAI1->SetValue(i,i-1);
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}
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HAI1->SetValue(HAI1->Upper(),-1);
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}
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}
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//else
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//cannot draw with respect to a maximal chordial deviation
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}
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}
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//cout << " Array HAI1 - coordIndex " << endl;
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//
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//for ( i=HAI1->Lower(); i <= HAI1->Upper(); i++ )
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// {
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// cout << HAI1->Value(i) << endl;
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// }
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if (key) {
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PrintPoints(HAV1, HAI1, aDrawer, anOStream);
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}
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}
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//==================================================================
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// function: GetDeflection
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// purpose:
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//==================================================================
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static Standard_Real GetDeflection(const Adaptor3d_Curve& aCurve,
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const Standard_Real U1,
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const Standard_Real U2,
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const Handle(VrmlConverter_Drawer)& aDrawer) {
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Standard_Real theRequestedDeflection;
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if(aDrawer->TypeOfDeflection() == Aspect_TOD_RELATIVE) // TOD_RELATIVE, TOD_ABSOLUTE
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{
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Bnd_Box box;
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BndLib_Add3dCurve::Add(aCurve, U1, U2, Precision::Confusion(), box);
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Standard_Real Xmin, Xmax, Ymin, Ymax, Zmin, Zmax, diagonal;
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box.Get( Xmin, Ymin, Zmin, Xmax, Ymax, Zmax );
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if (!(box.IsOpenXmin() || box.IsOpenXmax() ||
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box.IsOpenYmin() || box.IsOpenYmax() ||
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box.IsOpenZmin() || box.IsOpenZmax()))
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{
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diagonal = Sqrt ((Xmax - Xmin)*( Xmax - Xmin) + ( Ymax - Ymin)*( Ymax - Ymin) + ( Zmax - Zmin)*( Zmax - Zmin));
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diagonal = Max(diagonal, Precision::Confusion());
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theRequestedDeflection = aDrawer->DeviationCoefficient() * diagonal;
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}
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else
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{
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diagonal =1000000.;
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theRequestedDeflection = aDrawer->DeviationCoefficient() * diagonal;
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}
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// cout << "diagonal = " << diagonal << endl;
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// cout << "theRequestedDeflection = " << theRequestedDeflection << endl;
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}
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else
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{
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theRequestedDeflection = aDrawer->MaximalChordialDeviation();
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}
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return theRequestedDeflection;
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}
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//==================================================================
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// function: Add
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// purpose: 1
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//==================================================================
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void VrmlConverter_DeflectionCurve::Add(Standard_OStream& anOStream,
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Adaptor3d_Curve& aCurve,
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const Handle(VrmlConverter_Drawer)& aDrawer)
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{
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Standard_Real V1, V2;
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Standard_Real aLimit = aDrawer->MaximalParameterValue();
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FindLimits(aCurve, aLimit, V1, V2);
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Standard_Real theRequestedDeflection = GetDeflection(aCurve, V1, V2, aDrawer);
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DrawCurve(aCurve,
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theRequestedDeflection,
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V1 , V2, aDrawer, anOStream);
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}
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//==================================================================
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// function: Add
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// purpose: 2
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//==================================================================
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void VrmlConverter_DeflectionCurve::Add(Standard_OStream& anOStream,
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Adaptor3d_Curve& aCurve,
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const Standard_Real U1,
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const Standard_Real U2,
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const Handle(VrmlConverter_Drawer)& aDrawer)
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{
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Standard_Real V1 = U1;
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Standard_Real V2 = U2;
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if (Precision::IsNegativeInfinite(V1)) V1 = -aDrawer->MaximalParameterValue();
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if (Precision::IsPositiveInfinite(V2)) V2 = aDrawer->MaximalParameterValue();
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Standard_Real theRequestedDeflection = GetDeflection(aCurve, V1, V2, aDrawer);
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DrawCurve(aCurve,
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theRequestedDeflection,
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V1 , V2, aDrawer, anOStream);
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}
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//==================================================================
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// function: Add
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// purpose: 3
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//==================================================================
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void VrmlConverter_DeflectionCurve::Add(Standard_OStream& anOStream,
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Adaptor3d_Curve& aCurve,
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const Standard_Real aDeflection,
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const Standard_Real aLimit)
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{
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Standard_Real V1, V2;
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FindLimits(aCurve, aLimit, V1, V2);
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Handle(VrmlConverter_Drawer) aDrawer = new VrmlConverter_Drawer;
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Handle(VrmlConverter_LineAspect) la = new VrmlConverter_LineAspect;
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aDrawer->SetLineAspect(la);
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DrawCurve(aCurve,
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aDeflection,
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V1 , V2, aDrawer, anOStream);
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}
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//==================================================================
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// function: Add
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// purpose: 4
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//==================================================================
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void VrmlConverter_DeflectionCurve::Add(Standard_OStream& anOStream,
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Adaptor3d_Curve& aCurve,
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const Standard_Real aDeflection,
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const Handle(VrmlConverter_Drawer)& aDrawer)
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{
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Standard_Real aLimit = aDrawer->MaximalParameterValue();
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Standard_Real V1, V2;
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FindLimits(aCurve, aLimit, V1, V2);
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DrawCurve(aCurve,
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aDeflection,
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V1 , V2, aDrawer, anOStream);
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}
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//==================================================================
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// function: Add
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// purpose: 5
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//==================================================================
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void VrmlConverter_DeflectionCurve::Add(Standard_OStream& anOStream,
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Adaptor3d_Curve& aCurve,
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const Standard_Real U1,
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const Standard_Real U2,
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const Standard_Real aDeflection)
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{
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Handle(VrmlConverter_Drawer) aDrawer = new VrmlConverter_Drawer;
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Handle(VrmlConverter_LineAspect) la = new VrmlConverter_LineAspect;
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aDrawer->SetLineAspect(la);
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DrawCurve(aCurve,
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aDeflection,
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U1 , U2, aDrawer, anOStream);
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}
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//==================================================================
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// function: Add
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// purpose: 6
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//==================================================================
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void VrmlConverter_DeflectionCurve::Add(Standard_OStream& anOStream,
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const Adaptor3d_Curve& aCurve,
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const Handle(TColStd_HArray1OfReal)& aParams,
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const Standard_Integer aNbNodes,
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const Handle(VrmlConverter_Drawer)& aDrawer)
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{
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Handle(TColgp_HArray1OfVec) aHAV1 = new TColgp_HArray1OfVec(1, aNbNodes);
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Handle(TColStd_HArray1OfInteger) aHAI1 = new TColStd_HArray1OfInteger(1, aNbNodes + 1);
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Standard_Integer i;
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gp_Pnt aPoint;
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gp_Vec aVec;
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for (i = 1; i<=aNbNodes; i++)
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{
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Standard_Real aParam = aParams->Value(aParams->Lower() + i - 1);
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aPoint = aCurve.Value(aParam);
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aVec.SetX(aPoint.X());
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aVec.SetY(aPoint.Y());
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aVec.SetZ(aPoint.Z());
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aHAV1->SetValue(i, aVec);
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}
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for (i = aHAI1->Lower(); i < aHAI1->Upper(); i++)
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{
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aHAI1->SetValue(i,i-1);
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}
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aHAI1->SetValue(aHAI1->Upper(),-1);
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PrintPoints(aHAV1, aHAI1, aDrawer, anOStream);
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}
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