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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
320 lines
12 KiB
C++
320 lines
12 KiB
C++
// Created on: 2000-10-20
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// Created by: Julia DOROVSKIKH
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// Copyright (c) 2000-2014 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 <DsgPrs_MidPointPresentation.ixx>
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#include <Precision.hxx>
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#include <TCollection_ExtendedString.hxx>
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#include <gp_Lin.hxx>
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#include <gp_Circ.hxx>
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#include <gp_Vec.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Ax1.hxx>
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#include <gp_Ax2.hxx>
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#include <gp_Pnt.hxx>
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#include <ElCLib.hxx>
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#include <Graphic3d_Group.hxx>
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#include <Graphic3d_ArrayOfSegments.hxx>
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#include <Graphic3d_ArrayOfPolylines.hxx>
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#include <Graphic3d_AspectLine3d.hxx>
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#include <Prs3d_Root.hxx>
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#include <Prs3d_LineAspect.hxx>
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#include <Prs3d_DimensionAspect.hxx>
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#include <Prs3d_Text.hxx>
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//===================================================================
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//Function:Add
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//Purpose: draws the representation of a radial symmetry between two vertices.
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//===================================================================
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void DsgPrs_MidPointPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
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const Handle(Prs3d_Drawer)& aDrawer,
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const gp_Ax2& theAxe,
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const gp_Pnt& MidPoint,
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const gp_Pnt& Position,
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const gp_Pnt& AttachPoint,
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const Standard_Boolean first)
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{
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Standard_Real rad = AttachPoint.Distance(MidPoint)/20.0;
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Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
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gp_Ax2 ax = theAxe;
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ax.SetLocation(MidPoint);
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gp_Circ aCircleM (ax,rad);
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if ( first )
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{
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// center of the symmetry - circle around the MidPoint
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Prs3d_Root::NewGroup(aPresentation);
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Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
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const Standard_Real alpha = 2. * M_PI;
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const Standard_Integer nbp = 100;
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const Standard_Real dteta = alpha/(nbp-1);
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Handle(Graphic3d_ArrayOfPolylines) aPrims = new Graphic3d_ArrayOfPolylines(nbp+2,2);
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aPrims->AddBound(nbp);
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for (Standard_Integer i = 1; i <= nbp; i++)
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aPrims->AddVertex(ElCLib::Value(dteta*(i-1),aCircleM));
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// segment from mid point to the text position
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aPrims->AddBound(2);
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aPrims->AddVertex(Position.IsEqual(MidPoint,rad)? MidPoint : ElCLib::Value(ElCLib::Parameter(aCircleM,Position),aCircleM)); // mid point
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aPrims->AddVertex(Position); // text position
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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// texte
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TCollection_ExtendedString aText(" (+)");
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Prs3d_Text::Draw(aPresentation,LA->TextAspect(),aText,Position);
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}
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if ( !AttachPoint.IsEqual(MidPoint, Precision::Confusion()) )
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{
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if ( !first )
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{
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Prs3d_Root::NewGroup(aPresentation);
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Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
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}
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// segment from mid point to the geometry
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Handle(Graphic3d_ArrayOfSegments) aPrims = new Graphic3d_ArrayOfSegments(2);
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aPrims->AddVertex(ElCLib::Value(ElCLib::Parameter(aCircleM,AttachPoint),aCircleM)); // mid point
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aPrims->AddVertex(AttachPoint); // attach point to the geometry
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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}
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}
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//===================================================================
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//Function:Add
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//Purpose: draws the representation of a radial symmetry between two linear segments.
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//===================================================================
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void DsgPrs_MidPointPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
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const Handle(Prs3d_Drawer)& aDrawer,
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const gp_Ax2& theAxe,
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const gp_Pnt& MidPoint,
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const gp_Pnt& Position,
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const gp_Pnt& AttachPoint,
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const gp_Pnt& Point1,
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const gp_Pnt& Point2,
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const Standard_Boolean first)
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{
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Standard_Real rad = AttachPoint.Distance(MidPoint)/20.0;
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if ( rad <= Precision::Confusion() ) rad = Point1.Distance(Point2)/20.0;
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Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
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gp_Ax2 ax = theAxe;
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ax.SetLocation(MidPoint);
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gp_Circ aCircleM (ax,rad);
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// segment on line
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Prs3d_Root::NewGroup(aPresentation);
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Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
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Handle(Graphic3d_ArrayOfPrimitives) aPrims = new Graphic3d_ArrayOfSegments(2);
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aPrims->AddVertex(Point1);
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aPrims->AddVertex(Point2);
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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if ( first )
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{
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// center of the symmetry - circle around the MidPoint
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const Standard_Real alpha = 2. * M_PI;
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const Standard_Integer nbp = 100;
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const Standard_Real dteta = alpha/(nbp-1);
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aPrims = new Graphic3d_ArrayOfPolylines(nbp+2,2);
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aPrims->AddBound(nbp);
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for (Standard_Integer i = 1; i <= nbp; i++)
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aPrims->AddVertex(ElCLib::Value(dteta*(i-1),aCircleM));
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// segment from mid point to the text position
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aPrims->AddBound(2);
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aPrims->AddVertex(Position.IsEqual(MidPoint,rad)? MidPoint : ElCLib::Value(ElCLib::Parameter(aCircleM,Position),aCircleM)); // mid point
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aPrims->AddVertex(Position); // text position
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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// texte
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TCollection_ExtendedString aText (" (+)");
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Prs3d_Text::Draw(aPresentation,LA->TextAspect(),aText,Position);
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}
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if ( !AttachPoint.IsEqual(MidPoint, Precision::Confusion()) )
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{
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// mid point
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aPrims = new Graphic3d_ArrayOfSegments(2);
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aPrims->AddVertex(ElCLib::Value(ElCLib::Parameter(aCircleM,AttachPoint),aCircleM));
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aPrims->AddVertex(AttachPoint); // attach point to the geometry
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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}
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}
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//===================================================================
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//Function:Add
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//Purpose: draws the representation of a radial symmetry between two circular arcs.
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//===================================================================
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void DsgPrs_MidPointPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
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const Handle(Prs3d_Drawer)& aDrawer,
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const gp_Circ& aCircle,
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const gp_Pnt& MidPoint,
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const gp_Pnt& Position,
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const gp_Pnt& AttachPoint,
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const gp_Pnt& Point1,
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const gp_Pnt& Point2,
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const Standard_Boolean first)
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{
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Standard_Real rad = AttachPoint.Distance(MidPoint)/20.0;
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if ( rad <= Precision::Confusion() ) rad = Point1.Distance(Point2)/20.0;
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Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
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gp_Ax2 ax = aCircle.Position();
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ax.SetLocation(MidPoint);
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gp_Circ aCircleM (ax,rad);
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// segment on circle
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Prs3d_Root::NewGroup(aPresentation);
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Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
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const Standard_Real pf = ElCLib::Parameter(aCircle,Point1);
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const Standard_Real pl = ElCLib::Parameter(aCircle,Point2);
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Standard_Real alpha = pl - pf;
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if ( alpha < 0 ) alpha += 2. * M_PI;
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const Standard_Integer nb = (Standard_Integer)(50.0*alpha/M_PI);
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Standard_Integer nbp = Max(4,nb);
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Standard_Real dteta = alpha/(nbp-1);
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Handle(Graphic3d_ArrayOfPrimitives) aPrims = new Graphic3d_ArrayOfPolylines(nbp);
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for (Standard_Integer i = 1; i <= nbp; i++)
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aPrims->AddVertex(ElCLib::Value(pf + dteta*(i-1),aCircle));
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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if ( first )
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{
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// center of the symmetry - circle around the MidPoint
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alpha = 2. * M_PI;
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nbp = 100;
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dteta = alpha/(nbp-1);
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aPrims = new Graphic3d_ArrayOfPolylines(nbp+2,2);
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aPrims->AddBound(nbp);
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for (Standard_Integer i = 1; i <= nbp; i++)
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aPrims->AddVertex(ElCLib::Value(dteta*(i-1),aCircleM));
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// segment from mid point to the text position
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aPrims->AddBound(2);
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aPrims->AddVertex(Position.IsEqual(MidPoint,rad)? MidPoint : ElCLib::Value(ElCLib::Parameter(aCircleM,Position),aCircleM)); // mid point
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aPrims->AddVertex(Position); // text position
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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// texte
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TCollection_ExtendedString aText (" (+)");
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Prs3d_Text::Draw(aPresentation,LA->TextAspect(),aText,Position);
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}
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if ( !AttachPoint.IsEqual(MidPoint, Precision::Confusion()) )
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{
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// segment from mid point to the geometry
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aPrims = new Graphic3d_ArrayOfSegments(2);
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aPrims->AddVertex(ElCLib::Value(ElCLib::Parameter(aCircleM,AttachPoint),aCircleM)); // mid point
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aPrims->AddVertex(AttachPoint); // attach point to the geometry
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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}
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}
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//===================================================================
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//Function:Add
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//Purpose: draws the representation of a radial symmetry between two elliptic arcs.
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//===================================================================
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void DsgPrs_MidPointPresentation::Add (const Handle(Prs3d_Presentation)& aPresentation,
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const Handle(Prs3d_Drawer)& aDrawer,
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const gp_Elips& aCircle,
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const gp_Pnt& MidPoint,
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const gp_Pnt& Position,
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const gp_Pnt& AttachPoint,
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const gp_Pnt& Point1,
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const gp_Pnt& Point2,
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const Standard_Boolean first)
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{
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Standard_Real rad = AttachPoint.Distance(MidPoint)/20.0;
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if ( rad <= Precision::Confusion() ) rad = Point1.Distance(Point2)/20.0;
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Handle(Prs3d_DimensionAspect) LA = aDrawer->DimensionAspect();
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gp_Pnt Ptmp,ptcur;
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gp_Ax2 ax = aCircle.Position();
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ax.SetLocation(MidPoint);
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gp_Circ aCircleM (ax,rad);
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// segment on ellipse
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Prs3d_Root::NewGroup(aPresentation);
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Prs3d_Root::CurrentGroup(aPresentation)->SetPrimitivesAspect(LA->LineAspect()->Aspect());
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const Standard_Real pf = ElCLib::Parameter(aCircle,Point1);
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const Standard_Real pl = ElCLib::Parameter(aCircle,Point2);
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Standard_Real alpha = pl - pf;
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if ( alpha < 0 ) alpha += 2 * M_PI;
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const Standard_Integer nb = (Standard_Integer)(50.0*alpha/M_PI);
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Standard_Integer nbp = Max(4,nb);
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Standard_Real dteta = alpha/(nbp-1);
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Handle(Graphic3d_ArrayOfPrimitives) aPrims = new Graphic3d_ArrayOfPolylines(nbp);
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for (Standard_Integer i = 1; i <= nbp; i++)
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aPrims->AddVertex(ElCLib::Value(pf + dteta*(i-1),aCircle));
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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if ( first )
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{
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// center of the symmetry - circle around the MidPoint
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alpha = 2. * M_PI;
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nbp = 100;
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dteta = alpha/(nbp-1);
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aPrims = new Graphic3d_ArrayOfPolylines(nbp+2,2);
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aPrims->AddBound(nbp);
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for (Standard_Integer i = 1; i <= nbp; i++)
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aPrims->AddVertex(ElCLib::Value(dteta*(i-1),aCircleM));
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// segment from mid point to the text position
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aPrims->AddBound(2);
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aPrims->AddVertex(Position.IsEqual(MidPoint,rad)? MidPoint : ElCLib::Value(ElCLib::Parameter(aCircleM,Position),aCircleM)); // mid point
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aPrims->AddVertex(Position); // text position
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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// texte
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TCollection_ExtendedString aText (" (+)");
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Prs3d_Text::Draw(aPresentation,LA->TextAspect(),aText,Position);
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}
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if ( !AttachPoint.IsEqual(MidPoint, Precision::Confusion()) )
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{
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// segment from mid point to the geometry
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aPrims = new Graphic3d_ArrayOfSegments(2);
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aPrims->AddVertex(ElCLib::Value(ElCLib::Parameter(aCircleM,AttachPoint),aCircleM)); // mid point
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aPrims->AddVertex(AttachPoint); // attach point to the geometry
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Prs3d_Root::CurrentGroup(aPresentation)->AddPrimitiveArray(aPrims);
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}
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}
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