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Integration of OCCT 6.5.0 from SVN
This commit is contained in:
bugmaster
bugmaster
427
samples/mfc/occtdemo/Offset2d/Offset2d_Presentation.cpp
Executable file
427
samples/mfc/occtdemo/Offset2d/Offset2d_Presentation.cpp
Executable file
@@ -0,0 +1,427 @@
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// Offset2d_Presentation.cpp: implementation of the Offset2d_Presentation class.
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// Presentation class: Offset of curves and wires
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "Offset2d_Presentation.h"
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#include <ISession_Curve.h>
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#include <Geom2d_OffsetCurve.hxx>
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#include <gp.hxx>
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#include <gp_Dir2d.hxx>
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#include <gp_Ax2d.hxx>
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#include <Quantity_Color.hxx>
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#include <Geom2d_Circle.hxx>
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#include <Geom2d_Ellipse.hxx>
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#include <Geom2d_Parabola.hxx>
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#include <Geom2d_Hyperbola.hxx>
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#include <Geom2d_BezierCurve.hxx>
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#include <Geom2d_BSplineCurve.hxx>
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#include <TColgp_Array1OfPnt2d.hxx>
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#include <TColStd_Array1OfReal.hxx>
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#include <TColStd_Array1OfInteger.hxx>
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#include <BRepBuilderAPI_MakePolygon.hxx>
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#include <BRepOffsetAPI_MakeOffset.hxx>
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#include <TopoDS_Wire.hxx>
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// Initialization of global variable with an instance of this class
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OCCDemo_Presentation* OCCDemo_Presentation::Current = new Offset2d_Presentation;
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// Initialization of array of samples
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const Offset2d_Presentation::SampleDescrType Offset2d_Presentation::SampleDescrs[] =
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{
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{&Offset2d_Presentation::sampleCircle, 4, -20, 4, 20},
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{&Offset2d_Presentation::sampleEllipse, 4, -20, 4, 20},
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{&Offset2d_Presentation::sampleParabola, 4, -20., 4, 20},
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{&Offset2d_Presentation::sampleHyperbola, 4, -20., 4, 20},
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//{&Offset2d_Presentation::sampleBezier, 4, -10, 4, 10},
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{&Offset2d_Presentation::samplePBSpline, 4, -10, 8, 10},
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{&Offset2d_Presentation::sampleWire1, 0, 0, 4, 10},
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{&Offset2d_Presentation::sampleWire2, 4, -10, 3, 10}
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};
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// Colors of objects
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static const Quantity_Color CurveColor (1,1,0, Quantity_TOC_RGB); // yellow
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static const Quantity_Color OffsetCurveColor (1,0.647,0, Quantity_TOC_RGB); // orange
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#ifdef WNT
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#define EOL "\r\n"
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#else
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#define EOL "\n"
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#endif
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//////////////////////////////////////////////////////////////////////
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// Construction/Destruction
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//////////////////////////////////////////////////////////////////////
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Offset2d_Presentation::Offset2d_Presentation()
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{
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myNbSamples = sizeof(SampleDescrs)/sizeof(SampleDescrType);
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setName ("Offset Curves");
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}
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//////////////////////////////////////////////////////////////////////
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// Sample execution
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//////////////////////////////////////////////////////////////////////
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void Offset2d_Presentation::DoSample()
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{
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getAISContext()->EraseAll();
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if (myIndex >=0 && myIndex < myNbSamples)
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(this->*SampleDescrs[myIndex].pFunc)();
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}
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//////////////////////////////////////////////////////////////////////
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// Sample functions
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//////////////////////////////////////////////////////////////////////
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void Offset2d_Presentation::sampleCircle()
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{
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Standard_CString aName = "2d Circle";
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// Create a Circle in 2d
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gp_Pnt2d aOrigin (0,0);
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gp_Dir2d aDir (1,0);
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gp_Ax2d aAxis (aOrigin, aDir);
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Standard_Real aRadius = 300;
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Handle(Geom2d_Circle) aCurve = new Geom2d_Circle (aAxis, aRadius);
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TCollection_AsciiString aText (
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" // Create a Circle in 2d" EOL
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" gp_Pnt2d aOrigin (0,0);" EOL
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" gp_Dir2d aDir (1,0);" EOL
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" gp_Ax2d aAxis (aOrigin, aDir);" EOL
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" Standard_Real aRadius = 300;" EOL
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" Handle(Geom2d_Circle) aCurve = new Geom2d_Circle (aAxis, aRadius);" EOL
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);
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drawAndOffsetCurve2d (aCurve, aName, aText);
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}
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void Offset2d_Presentation::sampleEllipse()
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{
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Standard_CString aName = "2d Ellipse";
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// Create an Ellipse in 2d
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gp_Pnt2d aOrigin (0,0);
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gp_Dir2d aDir (1,0);
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gp_Ax2d aMajorAxis (aOrigin, aDir);
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Standard_Real aMajorRadius = 300;
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Standard_Real aMinorRadius = 150;
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Handle(Geom2d_Ellipse) aCurve =
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new Geom2d_Ellipse (aMajorAxis, aMajorRadius, aMinorRadius);
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TCollection_AsciiString aText (
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" // Create an Ellipse in 2d" EOL
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" gp_Pnt2d aOrigin (0,0);" EOL
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" gp_Dir2d aDir (1,0);" EOL
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" gp_Ax2d aMajorAxis (aOrigin, aDir);" EOL
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" Standard_Real aMajorRadius = 300;" EOL
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" Standard_Real aMinorRadius = 150;" EOL
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" Handle(Geom2d_Ellipse) aCurve = " EOL
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" new Geom2d_Ellipse (aMajorAxis, aMajorRadius, aMinorRadius);" EOL
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);
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drawAndOffsetCurve2d (aCurve, aName, aText);
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}
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void Offset2d_Presentation::sampleParabola()
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{
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Standard_CString aName = "2d Parabola";
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// Create a Parabola in 2d
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gp_Pnt2d aOrigin (0,0);
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gp_Dir2d aDir (0,1);
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gp_Ax2d aMirrorAxis (aOrigin, aDir);
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Standard_Real aFocal = 100;
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Handle(Geom2d_Parabola) aCurve =
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new Geom2d_Parabola (aMirrorAxis, aFocal);
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TCollection_AsciiString aText (
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" // Create a Parabola in 2d" EOL
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" gp_Pnt2d aOrigin (0,0);" EOL
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" gp_Dir2d aDir (0,1);" EOL
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" gp_Ax2d aMirrorAxis (aOrigin, aDir);" EOL
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" Standard_Real aFocal = 100;" EOL
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" Handle(Geom2d_Parabola) aCurve = " EOL
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" new Geom2d_Parabola (aMirrorAxis, aFocal);" EOL
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);
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drawAndOffsetCurve2d (aCurve, aName, aText);
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}
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void Offset2d_Presentation::sampleHyperbola()
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{
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Standard_CString aName = "2d Hyperbola";
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// Create a Hyperbola in 2d
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gp_Pnt2d aOrigin (0,0);
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gp_Dir2d aDir (1,1);
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gp_Ax2d aMajorAxis (aOrigin, aDir);
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Standard_Real aMajorRadius = 100;
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Standard_Real aMinorRadius = 100;
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Handle(Geom2d_Hyperbola) aCurve =
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new Geom2d_Hyperbola (aMajorAxis, aMajorRadius, aMinorRadius);
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TCollection_AsciiString aText (
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" // Create a Hyperbola in 2d" EOL
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" gp_Pnt2d aOrigin (0,0);" EOL
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" gp_Dir2d aDir (1,1);" EOL
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" gp_Ax2d aMajorAxis (aOrigin, aDir);" EOL
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" Standard_Real aMajorRadius = 100;" EOL
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" Standard_Real aMinorRadius = 100;" EOL
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" Handle(Geom2d_Hyperbola) aCurve = " EOL
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" new Geom2d_Hyperbola (aMajorAxis, aMajorRadius, aMinorRadius);" EOL
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);
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drawAndOffsetCurve2d (aCurve, aName, aText);
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}
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void Offset2d_Presentation::sampleBezier()
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{
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Standard_CString aName = "2d BezierCurve";
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// Create a BezierCurve in 2d
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Standard_Real aPolesCoords[][2] = {
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{0,0},{0,1},{1,1},{1,2},{2,2},{2,1},{3,1},{3,0},{2,0},{2,-1},
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{3,-1},{3,-2},{4,-2},{4,-1},{5,-1},{5,0},{6,0},{6,-1},{7,-1},
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{7,0},{8,0},{8,1},{7,1},{7,2},{6,2},{6,1},{5,1}
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};
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TColgp_Array1OfPnt2d aPoles (1, sizeof(aPolesCoords)/(sizeof(Standard_Real)*2));
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for (Standard_Integer i=1; i <= aPoles.Upper(); i++)
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aPoles(i) = gp_Pnt2d (aPolesCoords[i-1][0]*100, aPolesCoords[i-1][1]*100);
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Handle(Geom2d_BezierCurve) aCurve =
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new Geom2d_BezierCurve (aPoles);
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TCollection_AsciiString aText (
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" // Create a BezierCurve in 2d" EOL
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" Standard_Real aPolesCoords[][2] = {" EOL
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" {0,0},{0,1},{1,1},{1,2},{2,2},{2,1},{3,1},{3,0},{2,0},{2,-1}," EOL
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" {3,-1},{3,-2},{4,-2},{4,-1},{5,-1},{5,0},{6,0},{6,-1},{7,-1}," EOL
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" {7,0},{8,0},{8,1},{7,1},{7,2},{6,2},{6,1},{5,1}" EOL
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" };" EOL
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" TColgp_Array1OfPnt2d aPoles (1, sizeof(aPolesCoords)/(sizeof(Standard_Real)*2));" EOL
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" " EOL
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" for (Standard_Integer i=1; i <= aPoles.Upper(); i++)" EOL
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" aPoles(i) = gp_Pnt2d (aPolesCoords[i-1][0]*100, aPolesCoords[i-1][1]*100);" EOL
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" " EOL
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" Handle(Geom2d_BezierCurve) aCurve = " EOL
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" new Geom2d_BezierCurve (aPoles);" EOL
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);
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drawAndOffsetCurve2d (aCurve, aName, aText);
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}
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void Offset2d_Presentation::samplePBSpline()
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{
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Standard_CString aName = "2d BSplineCurve";
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// Create a Periodic BSplineCurve in 2d
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Standard_Real aPolesCoords[][2] = {
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{0,0},{0,1},{1,1},{1,0},{2,0},{2,-1},{1,-1},
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{1,-2},{0,-2},{0,-1},{-1,-1},{-1,0}
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};
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Standard_Integer nPoles = sizeof(aPolesCoords)/(sizeof(Standard_Real)*2);
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TColgp_Array1OfPnt2d aPoles (1, nPoles);
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TColStd_Array1OfReal aKnots (1, nPoles+1);
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TColStd_Array1OfInteger aMultiplicities(1, nPoles+1);
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const Standard_Integer aDegree = 3;
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const Standard_Boolean isPeriodic = Standard_True;
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for (Standard_Integer i=1; i <= aPoles.Upper(); i++)
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aPoles(i) = gp_Pnt2d (aPolesCoords[i-1][0]*100, aPolesCoords[i-1][1]*100);
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for (i=1; i <= aKnots.Upper(); i++)
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aKnots(i) = i-1;
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aMultiplicities.Init(1);
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Handle(Geom2d_BSplineCurve) aCurve =
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new Geom2d_BSplineCurve (aPoles, aKnots, aMultiplicities, aDegree, isPeriodic);
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TCollection_AsciiString aText (
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" // Create a Periodic BSplineCurve in 2d" EOL
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" Standard_Real aPolesCoords[][2] = {" EOL
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" {0,0},{0,1},{1,1},{1,0},{2,0},{2,-1},{1,-1}," EOL
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" {1,-2},{0,-2},{0,-1},{-1,-1},{-1,0}" EOL
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" };" EOL
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" Standard_Integer nPoles = sizeof(aPolesCoords)/(sizeof(Standard_Real)*2);" EOL
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" TColgp_Array1OfPnt2d aPoles (1, nPoles);" EOL
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" TColStd_Array1OfReal aKnots (1, nPoles+1);" EOL
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" TColStd_Array1OfInteger aMultiplicities(1, nPoles+1);" EOL
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" const Standard_Integer aDegree = 3;" EOL
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" const Standard_Boolean isPeriodic = Standard_True;" EOL
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"" EOL
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" for (Standard_Integer i=1; i <= aPoles.Upper(); i++)" EOL
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" aPoles(i) = gp_Pnt2d (aPolesCoords[i-1][0]*100, aPolesCoords[i-1][1]*100);" EOL
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" for (i=1; i <= aKnots.Upper(); i++)" EOL
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" aKnots(i) = i-1;" EOL
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" aMultiplicities.Init(1);" EOL
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"" EOL
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" Handle(Geom2d_BSplineCurve) aCurve = " EOL
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" new Geom2d_BSplineCurve (aPoles, aKnots, aMultiplicities, aDegree, isPeriodic);" EOL
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);
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drawAndOffsetCurve2d (aCurve, aName, aText);
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}
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void Offset2d_Presentation::sampleWire1()
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{
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Standard_CString aName = "Wire 1";
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// Create an open polyline wire
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Standard_Real aCoords[][3] = {
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{0,0,0},{0,1,0},{1,1,0},{1,2,0},{2,2,0},{2,1,0},{3,1,0},{3,0,0},
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{2,0,0},{2,-1,0},{3,-1,0},{3,-2,0},{4,-2,0},{4,-1,0},{5,-1,0},
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{5,0,0},{6,0,0},{6,-1,0},{7,-1,0},{7,0,0},{8,0,0},{8,1,0},
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{7,1,0},{7,2,0},{6,2,0},{6,1,0},{5,1,0}
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};
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Standard_Integer nPoints = sizeof(aCoords)/(sizeof(Standard_Real)*3);
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BRepBuilderAPI_MakePolygon aPol;
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for (Standard_Integer i=0; i < nPoints; i++)
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aPol.Add (gp_Pnt (aCoords[i][0]*100, aCoords[i][1]*100, aCoords[i][2]*100));
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TopoDS_Wire aWire = aPol.Wire();
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TCollection_AsciiString aText (
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" // Create an open polyline wire" EOL
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" Standard_Real aCoords[][3] = {" EOL
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" {0,0,0},{0,1,0},{1,1,0},{1,2,0},{2,2,0},{2,1,0},{3,1,0},{3,0,0}," EOL
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" {2,0,0},{2,-1,0},{3,-1,0},{3,-2,0},{4,-2,0},{4,-1,0},{5,-1,0}," EOL
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" {5,0,0},{6,0,0},{6,-1,0},{7,-1,0},{7,0,0},{8,0,0},{8,1,0}," EOL
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" {7,1,0},{7,2,0},{6,2,0},{6,1,0},{5,1,0}" EOL
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" };" EOL
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" Standard_Integer nPoints = sizeof(aCoords)/(sizeof(Standard_Real)*3);" EOL
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" BRepBuilderAPI_MakePolygon aPol;" EOL
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" for (Standard_Integer i=0; i < nPoints; i++)" EOL
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" aPol.Add (gp_Pnt (aCoords[i][0]*100, aCoords[i][1]*100, aCoords[i][2]*100));" EOL
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" TopoDS_Wire aWire = aPol.Wire();" EOL
|
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);
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drawAndOffsetWire (aWire, aName, aText);
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}
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void Offset2d_Presentation::sampleWire2()
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{
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Standard_CString aName = "Wire 2";
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// Create a closed polyline wire
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Standard_Real aCoords[][3] = {
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{0,0,0},{0,1,0},{1,1,0},{1,0,0},{2,0,0},{2,-1,0},{1,-1,0},
|
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{1,-2,0},{0,-2,0},{0,-1,0},{-1,-1,0},{-1,0,0},{0,0,0}
|
||||
};
|
||||
Standard_Integer nPoints = sizeof(aCoords)/(sizeof(Standard_Real)*3);
|
||||
BRepBuilderAPI_MakePolygon aPol;
|
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for (Standard_Integer i=0; i < nPoints; i++)
|
||||
aPol.Add (gp_Pnt (aCoords[i][0]*100, aCoords[i][1]*100, aCoords[i][2]*100));
|
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TopoDS_Wire aWire = aPol.Wire();
|
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|
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TCollection_AsciiString aText (
|
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" // Create a closed polyline wire" EOL
|
||||
" Standard_Real aCoords[][3] = {" EOL
|
||||
" {0,0,0},{0,1,0},{1,1,0},{1,0,0},{2,0,0},{2,-1,0},{1,-1,0}," EOL
|
||||
" {1,-2,0},{0,-2,0},{0,-1,0},{-1,-1,0},{-1,0,0},{0,0,0}" EOL
|
||||
" };" EOL
|
||||
" Standard_Integer nPoints = sizeof(aCoords)/(sizeof(Standard_Real)*3);" EOL
|
||||
" BRepBuilderAPI_MakePolygon aPol;" EOL
|
||||
" for (Standard_Integer i=0; i < nPoints; i++)" EOL
|
||||
" aPol.Add (gp_Pnt (aCoords[i][0]*100, aCoords[i][1]*100, aCoords[i][2]*100));" EOL
|
||||
" TopoDS_Wire aWire = aPol.Wire();" EOL
|
||||
);
|
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drawAndOffsetWire (aWire, aName, aText);
|
||||
}
|
||||
|
||||
void Offset2d_Presentation::drawAndOffsetCurve2d (Handle_Geom2d_Curve theCurve,
|
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const Standard_CString theName,
|
||||
TCollection_AsciiString& theText)
|
||||
{
|
||||
TCollection_AsciiString aTitle ("Offset to ");
|
||||
aTitle += theName;
|
||||
theText += EOL;
|
||||
theText += " // Make an offset curve" EOL;
|
||||
theText += " Standard_Real aDist = ";
|
||||
theText += TCollection_AsciiString (SampleDescrs[myIndex].dPos);
|
||||
theText += ";" EOL;
|
||||
theText += " Handle(Geom2d_OffsetCurve) aOffCurve =" EOL;
|
||||
theText += " new Geom2d_OffsetCurve (aCurve, aDist);" EOL;
|
||||
setResultTitle (aTitle.ToCString());
|
||||
setResultText (theText.ToCString());
|
||||
|
||||
// Display theCurve
|
||||
drawCurve (theCurve, CurveColor);
|
||||
getViewer()->InitActiveViews();
|
||||
getViewer()->ActiveView()->FitAll();
|
||||
getViewer()->ActiveView()->Update();
|
||||
|
||||
// Make offset curves
|
||||
Handle_AIS_InteractiveObject aObj;
|
||||
for (int i=1; i <= SampleDescrs[myIndex].nNeg; i++)
|
||||
{
|
||||
if (WAIT_A_LITTLE)
|
||||
return;
|
||||
if (!aObj.IsNull())
|
||||
getAISContext()->Erase(aObj);
|
||||
Standard_Real aDist = SampleDescrs[myIndex].dNeg * i;
|
||||
Handle(Geom2d_OffsetCurve) aOffCurve = new Geom2d_OffsetCurve (theCurve, aDist);
|
||||
aObj = drawCurve (aOffCurve, OffsetCurveColor);
|
||||
}
|
||||
for (i=1; i <= SampleDescrs[myIndex].nPos; i++)
|
||||
{
|
||||
if (WAIT_A_LITTLE)
|
||||
return;
|
||||
if (!aObj.IsNull())
|
||||
getAISContext()->Erase(aObj);
|
||||
Standard_Real aDist = SampleDescrs[myIndex].dPos * i;
|
||||
Handle(Geom2d_OffsetCurve) aOffCurve = new Geom2d_OffsetCurve (theCurve, aDist);
|
||||
aObj = drawCurve (aOffCurve, OffsetCurveColor);
|
||||
}
|
||||
}
|
||||
|
||||
void Offset2d_Presentation::drawAndOffsetWire(const TopoDS_Wire& theWire,
|
||||
const Standard_CString theName,
|
||||
TCollection_AsciiString& theText)
|
||||
{
|
||||
TCollection_AsciiString aTitle ("Offset to ");
|
||||
aTitle += theName;
|
||||
theText += EOL;
|
||||
theText += " // Make an offset shape" EOL;
|
||||
theText += " Standard_Real aDist = ";
|
||||
theText += TCollection_AsciiString (SampleDescrs[myIndex].dPos);
|
||||
theText += ";" EOL;
|
||||
theText += " BRepOffsetAPI_MakeOffset aOffAlgo (aWire, GeomAbs_Arc);" EOL;
|
||||
theText += " aOffAlgo.Perform (aDist);" EOL;
|
||||
theText += " if (aOffAlgo.IsDone())" EOL;
|
||||
theText += " TopoDS_Shape aOffShape = aOffAlgo.Shape();" EOL;
|
||||
setResultTitle (aTitle.ToCString());
|
||||
setResultText (theText.ToCString());
|
||||
|
||||
// Display theWire
|
||||
Handle_AIS_InteractiveObject aObj = new AIS_Shape (theWire);
|
||||
getAISContext()->SetColor (aObj, CurveColor);
|
||||
getAISContext()->Display (aObj);
|
||||
getViewer()->InitActiveViews();
|
||||
getViewer()->ActiveView()->FitAll();
|
||||
getViewer()->ActiveView()->Update();
|
||||
|
||||
// Make offset shapes
|
||||
aObj.Nullify();
|
||||
for (int i=1; i <= SampleDescrs[myIndex].nNeg; i++)
|
||||
{
|
||||
if (WAIT_A_LITTLE)
|
||||
return;
|
||||
if (!aObj.IsNull())
|
||||
getAISContext()->Erase(aObj);
|
||||
Standard_Real aDist = SampleDescrs[myIndex].dNeg * i;
|
||||
BRepOffsetAPI_MakeOffset aOffAlgo (theWire, GeomAbs_Arc);
|
||||
aOffAlgo.Perform (aDist);
|
||||
if (aOffAlgo.IsDone())
|
||||
{
|
||||
TopoDS_Shape aOffShape = aOffAlgo.Shape();
|
||||
aObj = new AIS_Shape (aOffShape);
|
||||
getAISContext()->SetColor (aObj, OffsetCurveColor);
|
||||
getAISContext()->Display (aObj);
|
||||
}
|
||||
}
|
||||
for (i=1; i <= SampleDescrs[myIndex].nPos; i++)
|
||||
{
|
||||
if (WAIT_A_LITTLE)
|
||||
return;
|
||||
if (!aObj.IsNull())
|
||||
getAISContext()->Erase(aObj);
|
||||
Standard_Real aDist = SampleDescrs[myIndex].dPos * i;
|
||||
BRepOffsetAPI_MakeOffset aOffAlgo (theWire, GeomAbs_Arc);
|
||||
aOffAlgo.Perform (aDist);
|
||||
if (aOffAlgo.IsDone())
|
||||
{
|
||||
TopoDS_Shape aOffShape = aOffAlgo.Shape();
|
||||
aObj = new AIS_Shape (aOffShape);
|
||||
getAISContext()->SetColor (aObj, OffsetCurveColor);
|
||||
getAISContext()->Display (aObj);
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user