exploring/brep_geometry/brep_geometry.java

Refer to the B-Rep Geometry Exploration Example.

base_explorer.java

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2025, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
import java.util.function.Consumer;
import java.util.function.BiConsumer;
 
import cadex.*;
import cadex.ModelData.*;
import cadex.Geom.*;
import cadex.Geom.Direction;
 
public class base_explorer {
 
    public static void PrintElementary(Conic theGeometry) {
        PrintDomain(theGeometry);
        Axis3d aPosition = theGeometry.Position();
        Point aLoc = aPosition.Location();
        Direction anAxis = aPosition.Axis();
        Direction aXDir = aPosition.XDirection();
        Direction aYDir = aPosition.YDirection();
        PrintParameter("Location", aLoc);
        PrintParameter("Axis", anAxis);
        PrintParameter("X Direction", aXDir);
        PrintParameter("Y Direction", aYDir);
 
    }
 
    public static void PrintElementary(ElementarySurface theGeometry) {
        PrintDomain(theGeometry);
        Axis3d aPosition = theGeometry.Position();
        Point aLoc = aPosition.Location();
        Direction anAxis = aPosition.Axis();
        Direction aXDir = aPosition.XDirection();
        Direction aYDir = aPosition.YDirection();
        PrintParameter("Location", aLoc);
        PrintParameter("Axis", anAxis);
        PrintParameter("X Direction", aXDir);
        PrintParameter("Y Direction", aYDir);
 
    }
 
    public static void PrintElementary2d(Conic2d theGeometry) {
        PrintDomain(theGeometry);
        Axis2d aPosition = theGeometry.Position();
        Point2d aLoc = aPosition.Location();
        Direction2d aXDir = aPosition.XDirection();
        Direction2d aYDir = aPosition.YDirection();
        PrintParameter("Location", aLoc);
        PrintParameter("X Direction", aXDir);
        PrintParameter("Y Direction", aYDir);
    }
 
    public static void PrintRange(String aName, double aFirstParameter, double aLastParameter) {
        System.out.print(aName + " = [" + aFirstParameter + ", " + aLastParameter + "]; ");
    }
 
    public static void PrintDomain(final Curve theCurve) {
        PrintRange("Domain", theCurve.UMin(), theCurve.UMax());
    }
 
    public static void PrintDomain(final Curve2d theCurve) {
        PrintRange("Domain", theCurve.UMin(), theCurve.UMax());
    }
 
    public static void PrintDomain(final Surface theSurface) {
        PrintRange("Domain U", theSurface.UMin(), theSurface.UMax());
        PrintRange("V", theSurface.VMin(), theSurface.VMax());
    }
 
    public static void PrintParameter(Point theValue) {
        System.out.print("(" + theValue.X() + ", " + theValue.Y() + ", " + theValue.Z() + "); ");
    }
 
    public static void PrintParameter(Direction theValue) {
        System.out.print("(" + theValue.X() + ", " + theValue.Y() + ", " + theValue.Z() + "); ");
    }
 
    public static void PrintParameter(Point2d theValue) {
        System.out.print("(" + theValue.X() + ", " + theValue.Y() + "); ");
    }
 
    public static void PrintParameter(Direction2d theValue) {
        System.out.print("(" + theValue.X() + ", " + theValue.Y() + "); ");
    }
 
    public static void PrintParameter(double theValue) {
        System.out.print(theValue + "; ");
    }
 
    public static void PrintParameter(String theName, Point theValue) {
        System.out.print(theName + " = ");
        PrintParameter(theValue);
    }
 
    public static void PrintParameter(String theName, Direction theValue) {
        System.out.print(theName + " = ");
        PrintParameter(theValue);
    }
 
    public static void PrintParameter(String theName, double theValue) {
        System.out.print(theName + " = ");
        PrintParameter(theValue);
    }
 
    public static void PrintParameter(String theName, Point2d theValue) {
        System.out.print(theName + " = ");
        PrintParameter(theValue);
    }
 
    public static void PrintParameter(String theName, Direction2d theValue) {
        System.out.print(theName + " = ");
        PrintParameter(theValue);
    }
 
    public static void PrintName(String theName) {
        System.out.print(theName + ": ");
    }
 
    public static void PrintCollection(String theName,
                                       int theFinalIndex,
                                       Consumer<Integer> thePrintElement) {
        if (theName != null) {
            System.out.print(theName + " = ");
        }
 
        System.out.print("[");
        for (Integer i = 1; i <= theFinalIndex; ++i) {
            if (i > 3) {
                System.out.print("...");
                break;
            }
            thePrintElement.accept(i);
        }
        System.out.print("]; ");
    }
 
    public static void PrintCollection(String theName,
                                       int theFinalIndex1,
                                       int theFinalIndex2,
                                       BiConsumer<Integer, Integer> thePrintElement) {
        PrintCollection(theName, theFinalIndex1, (Integer i) ->
        {
            PrintCollection(null, theFinalIndex2, (Integer j) -> {
                thePrintElement.accept(i, j);
            });
        });
    }
 
    public static void PrintOrientation(final ShapeOrientation theOrientation) {
        System.out.print("Orientation = ");
        switch (theOrientation) {
            case Forward:
                System.out.print("Forward");
                break;
            case Reversed:
                System.out.print("Reversed");
                break;
            default:
                System.out.print("Undefined");
                break;
        }
        System.out.print("; ");
    }
 
    public void PrintTabulation() {
        for (int i = 0; i < myNestingLevel; ++i) {
            System.out.print("--- ");
        }
    }
 
    public int myNestingLevel = 0;
}

curve_explorer.java

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2025, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
import cadex.Geom.*;
import cadex.Geom.Direction;
 
public class curve_explorer extends base_explorer {
    public static void PrintCurveInfo(final Curve theCurve) {
        switch (theCurve.Type()) {
            case Line:
                PrintLine(Line.Cast(theCurve));
                break;
            case Circle:
                PrintCircle(Circle.Cast(theCurve));
                break;
            case Ellipse:
                PrintEllipse(Ellipse.Cast(theCurve));
                break;
            case Hyperbola:
                PrintHyperbola(Hyperbola.Cast(theCurve));
                break;
            case Parabola:
                PrintParabola(Parabola.Cast(theCurve));
                break;
            case Bezier:
                PrintBezierCurve(BezierCurve.Cast(theCurve));
                break;
            case BSpline:
                PrintBSplineCurve(BSplineCurve.Cast(theCurve));
                break;
            case Offset:
                PrintOffsetCurve(OffsetCurve.Cast(theCurve));
                break;
            default:
                break;
        }
    }
 
    public static void PrintLine(final Line theLine) {
        PrintName("Line");
        Point aLoc = theLine.Location();
        Direction aDir = theLine.Direction();
        PrintDomain(theLine);
        PrintParameter("Location", aLoc);
        PrintParameter("Direction", aDir);
    }
 
    public static void PrintCircle(final Circle theCircle) {
        PrintName("Circle");
        double aRadius = theCircle.Radius();
        PrintElementary(theCircle);
        PrintParameter("Radius", aRadius);
    }
 
    public static void PrintEllipse(final Ellipse theEllipse) {
        PrintName("Ellipse");
        double aMajorRadius = theEllipse.MajorRadius();
        double aMinorRadius = theEllipse.MinorRadius();
        PrintElementary(theEllipse);
        PrintParameter("Major Radius", aMajorRadius);
        PrintParameter("Minor Radius", aMinorRadius);
    }
 
    public static void PrintHyperbola(final Hyperbola theHyperbola) {
        PrintName("Hyperbola");
        double aMajorRadius = theHyperbola.MajorRadius();
        double aMinorRadius = theHyperbola.MinorRadius();
        PrintElementary(theHyperbola);
        PrintParameter("Major Radius", aMajorRadius);
        PrintParameter("Minor Radius", aMinorRadius);
    }
 
    public static void PrintParabola(final Parabola theParabola) {
        PrintName("Parabola");
        double aFocal = theParabola.Focal();
        PrintElementary(theParabola);
        PrintParameter("Focal", aFocal);
    }
 
    public static void PrintBezierCurve(final BezierCurve theBezier) {
        PrintName("Bezier Curve");
        int aDegree = theBezier.Degree();
        int aNumberOfPoles = theBezier.NumberOfPoles();
        PrintDomain(theBezier);
        PrintParameter("Degree", aDegree);
        PrintParameter("Number Of Poles", aNumberOfPoles);
 
        PrintCollection("Poles", aNumberOfPoles, (Integer i) -> {
            Point aPole = theBezier.Pole(i);
            PrintParameter(aPole);
        });
 
        PrintCollection("Weights", aNumberOfPoles, (Integer i) -> {
            double aWeight = theBezier.Weight(i);
            PrintParameter(aWeight);
        });
    }
 
    public static void PrintBSplineCurve(final BSplineCurve theBSpline) {
        PrintName("BSpline Curve");
        int aDegree = theBSpline.Degree();
        int aNumberOfKnots = theBSpline.NumberOfKnots();
        int aNumberOfPoles = theBSpline.NumberOfPoles();
        PrintDomain(theBSpline);
        PrintParameter("Degree", aDegree);
        PrintParameter("Number Of Knots", aNumberOfKnots);
        PrintParameter("Number Of Poles", aNumberOfPoles);
 
        PrintCollection("Knots", aNumberOfKnots, (Integer i) -> {
            double aKnot = theBSpline.Knot(i);
            PrintParameter(aKnot);
        });
 
        PrintCollection("Multiplicities", aNumberOfKnots, (Integer i) -> {
            int aMultiplicity = theBSpline.Multiplicity(i);
            PrintParameter(aMultiplicity);
        });
 
        PrintCollection("Poles", aNumberOfPoles, (Integer i) -> {
            Point aPole = theBSpline.Pole(i);
            PrintParameter(aPole);
        });
 
        PrintCollection("Weights", aNumberOfPoles, (Integer i) -> {
            double aWeight = theBSpline.Weight(i);
            PrintParameter(aWeight);
        });
    }
 
    public static void PrintOffsetCurve(final OffsetCurve theOffset) {
        PrintName("Offset Curve");
        final Direction aDir = theOffset.Direction();
        double anOffset = theOffset.Offset();
        PrintDomain(theOffset);
        PrintParameter("Direction", aDir);
        PrintParameter("Offset", anOffset);
        System.out.print("Basis Curve = ");
        PrintCurveInfo(theOffset.BasisCurve());
    }
}

pcurve_explorer.java

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2025, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
import cadex.Geom.*;
 
public class pcurve_explorer extends base_explorer {
    public static void PrintPCurveInfo(Curve2d theCurve) {
        switch (theCurve.Type()) {
            case Line:
                PrintLine(Line2d.Cast(theCurve));
                break;
            case Circle:
                PrintCircle(Circle2d.Cast(theCurve));
                break;
            case Ellipse:
                PrintEllipse(Ellipse2d.Cast(theCurve));
                break;
            case Hyperbola:
                PrintHyperbola(Hyperbola2d.Cast(theCurve));
                break;
            case Parabola:
                PrintParabola(Parabola2d.Cast(theCurve));
                break;
            case Bezier:
                PrintBezierCurve(BezierCurve2d.Cast(theCurve));
                break;
            case BSpline:
                PrintBSplineCurve(BSplineCurve2d.Cast(theCurve));
                break;
            case Offset:
                PrintOffsetCurve(OffsetCurve2d.Cast(theCurve));
                break;
            default:
                break;
        }
    }
 
    public static void PrintLine(Line2d theLine) {
        PrintName("Line 2d");
        Point2d aLoc = theLine.Location();
        Direction2d aDir = theLine.Direction();
        PrintDomain(theLine);
        PrintParameter("Location", aLoc);
        PrintParameter("Direction", aDir);
    }
 
    public static void PrintCircle(Circle2d theCircle) {
        PrintName("Circle 2d");
        double aRadius = theCircle.Radius();
        PrintElementary2d(theCircle);
        PrintParameter("Radius", aRadius);
    }
 
    public static void PrintEllipse(Ellipse2d theEllipse) {
        PrintName("Ellipse 2d");
        double aMajorRadius = theEllipse.MajorRadius();
        double aMinorRadius = theEllipse.MinorRadius();
        PrintElementary2d(theEllipse);
        PrintParameter("Major Radius", aMajorRadius);
        PrintParameter("Minor Radius", aMinorRadius);
    }
 
    public static void PrintHyperbola(Hyperbola2d theHyperbola) {
        PrintName("Hyperbola 2d");
        double aMajorRadius = theHyperbola.MajorRadius();
        double aMinorRadius = theHyperbola.MinorRadius();
        PrintElementary2d(theHyperbola);
        PrintParameter("Major Radius", aMajorRadius);
        PrintParameter("Minor Radius", aMinorRadius);
    }
 
    public static void PrintParabola(Parabola2d theParabola) {
        PrintName("Parabola 2d");
        double aFocal = theParabola.Focal();
        PrintElementary2d(theParabola);
        PrintParameter("Focal", aFocal);
    }
 
    public static void PrintBezierCurve(BezierCurve2d theBezier) {
        PrintName("Bezier Curve 2d");
        int aDegree = theBezier.Degree();
        int aNumberOfPoles = theBezier.NumberOfPoles();
        PrintDomain(theBezier);
        PrintParameter("Degree", aDegree);
        PrintParameter("Number Of Poles", aNumberOfPoles);
 
        PrintCollection("Poles", aNumberOfPoles, (Integer i) -> {
            Point2d aPole = theBezier.Pole(i);
            PrintParameter(aPole);
        });
 
        PrintCollection("Weights", aNumberOfPoles, (Integer i) -> {
            double aWeight = theBezier.Weight(i);
            PrintParameter(aWeight);
        });
    }
 
    public static void PrintBSplineCurve(BSplineCurve2d theBSpline) {
        PrintName("BSpline Curve 2d");
        int aDegree = theBSpline.Degree();
        int aNumberOfKnots = theBSpline.NumberOfKnots();
        int aNumberOfPoles = theBSpline.NumberOfPoles();
        PrintDomain(theBSpline);
        PrintParameter("Degree", aDegree);
        PrintParameter("Number Of Knots", aNumberOfKnots);
        PrintParameter("Number Of Poles", aNumberOfPoles);
 
        PrintCollection("Knots", aNumberOfKnots, (Integer i) ->
        {
            double aKnot = theBSpline.Knot(i);
            PrintParameter(aKnot);
        });
 
        PrintCollection("Multiplicities", aNumberOfKnots, (Integer i) -> {
            int aMultiplicity = theBSpline.Multiplicity(i);
            PrintParameter(aMultiplicity);
        });
 
        PrintCollection("Poles", aNumberOfPoles, (Integer i) -> {
            Point2d aPole = theBSpline.Pole(i);
            PrintParameter(aPole);
        });
 
        PrintCollection("Weights", aNumberOfPoles, (Integer i) -> {
            double aWeight = theBSpline.Weight(i);
            PrintParameter(aWeight);
        });
    }
 
    public static void PrintOffsetCurve(OffsetCurve2d theOffset) {
        PrintName("Offset Curve 2d");
        double anOffset = theOffset.Offset();
        PrintDomain(theOffset);
        PrintParameter("Offset", anOffset);
        System.out.print("Basis Curve = ");
        PrintPCurveInfo(theOffset.BasisCurve());
    }
}

shape_explorer.java

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2025, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
import cadex.ModelData.*;
import cadex.Geom.*;
import cadex.Collections.*;
 
public class shape_explorer extends ModelElementVoidVisitor {
 
    @Override
    public void Apply(Part thePart) {
        System.out.println("Part = \"" + thePart.Name() + "\"");
        BodyList aBodies = thePart.Bodies();
        if (!aBodies.isEmpty()) {
            System.out.println("Part = \"" + thePart.Name() + "\"");
            ExploreBRep(aBodies);
        }
    }
 
    private void ExploreBRep(final BodyList theBodies) {
        // Iterate over bodies
        for (int i = 0; i < theBodies.size(); ++i) {
            myBase.PrintTabulation();
            Body aBody = theBodies.get(i);
            System.out.println("Body " + i + ": " + BodyType(aBody));
 
            for (ShapeIterator j = new ShapeIterator(aBody); j.HasNext(); ) {
                Shape aShape = j.Next();
                ExploreShape(aShape);
            }
        }
    }
 
    // Recursive iterating over the Shape until reaching vertices
    private void ExploreShape(final Shape theShape) {
        if (theShape.Type() == ShapeType.Face) {
            myCurrentFace = Face.Cast(theShape);
        }
        ++myBase.myNestingLevel;
        ShapeIterator aShapeIt = new ShapeIterator(theShape);
        while (aShapeIt.HasNext()) {
            Shape aShape = aShapeIt.Next();
            PrintShape(aShape);
            ExploreShape(aShape);
        }
        if (theShape.Type() == ShapeType.Face) {
            myCurrentFace = null;
        }
        --myBase.myNestingLevel;
    }
 
    // Returns body type name
    private final String BodyType(final Body theBody) {
        if (SheetBody.CompareType(theBody)) {
            return "Sheet";
        } else if (SolidBody.CompareType(theBody)) {
            return "Solid";
        } else if (WireframeBody.CompareType(theBody)) {
            return "Wireframe";
        }
 
        return "Undefined";
    }
 
    // Returns shape type name and prints shape info in some cases
    private void PrintShape(final Shape theShape) {
        myBase.PrintTabulation();
 
        switch (theShape.Type()) {
            case Solid:
                System.out.print("Solid");
                break;
            case Shell:
                PrintShell(Shell.Cast(theShape));
                break;
            case Wire:
                PrintWire(Wire.Cast(theShape));
                break;
            case Face:
                PrintFace(Face.Cast(theShape));
                break;
            case Edge:
                PrintEdge(Edge.Cast(theShape));
                break;
            case Vertex:
                PrintVertex(Vertex.Cast(theShape));
                break;
            default:
                System.out.print("Undefined");
                break;
        }
 
        System.out.println("");
    }
 
    private void PrintShell(final Shell theWire) {
        myBase.PrintName("Shell");
        ++myBase.myNestingLevel;
        myBase.PrintOrientation(theWire.Orientation());
        --myBase.myNestingLevel;
    }
 
    private void PrintWire(final Wire theWire) {
        myBase.PrintName("Wire");
        ++myBase.myNestingLevel;
        myBase.PrintOrientation(theWire.Orientation());
        --myBase.myNestingLevel;
    }
 
    private void PrintFace(final Face theFace) {
        myBase.PrintName("Face");
        ++myBase.myNestingLevel;
        myBase.PrintOrientation(theFace.Orientation());
        System.out.println("");
        Surface aSurface = theFace.Surface();
        myBase.PrintTabulation();
        myBase.PrintName("Surface");
        surface_explorer.PrintSurface(aSurface);
        --myBase.myNestingLevel;
    }
 
    private void PrintEdge(final Edge theEdge) {
        myBase.PrintName("Edge");
        ++myBase.myNestingLevel;
        if (theEdge.IsDegenerated()) {
            System.out.print("Degenerated: ");
        }
        myBase.PrintOrientation(theEdge.Orientation());
        myBase.PrintParameter("Tolerance", theEdge.Tolerance());
 
        if (!theEdge.IsDegenerated()) {
            double[] aFirstParameter = {0}, aLastParameter = {0};
            Curve aCurve = theEdge.Curve(aFirstParameter, aLastParameter);
            System.out.println("");
            myBase.PrintTabulation();
            myBase.PrintName("Curve");
            myBase.PrintRange("Edge Range", aFirstParameter[0], aLastParameter[0]);
            curve_explorer.PrintCurveInfo(aCurve);
        }
 
        if (myCurrentFace != null) {
            double[] aFirstParameter2d = {0}, aLastParameter2d = {0};
            final Curve2d aPCurve = theEdge.PCurve(myCurrentFace, aFirstParameter2d, aLastParameter2d);
            System.out.println("");
            myBase.PrintTabulation();
            myBase.PrintName("PCurve");
            myBase.PrintRange("Edge Range", aFirstParameter2d[0], aLastParameter2d[0]);
            pcurve_explorer.PrintPCurveInfo(aPCurve);
        }
        --myBase.myNestingLevel;
    }
 
    private void PrintVertex(final Vertex theVertex) {
        myBase.PrintName("Vertex");
        Point aLoc = theVertex.Point();
        double aTolerance = theVertex.Tolerance();
        myBase.PrintOrientation(theVertex.Orientation());
        myBase.PrintParameter("Tolerance", aTolerance);
        myBase.PrintParameter("Location", aLoc);
    }
 
    private base_explorer myBase = new base_explorer();
    private Face myCurrentFace = null;
}

surface_explorer.java

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2025, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
import cadex.Geom.*;
import cadex.Geom.Direction;
 
public class surface_explorer extends base_explorer {
    public static void PrintSurface(Surface theSurface) {
        switch (theSurface.Type()) {
            case Plane:
                PrintPlane(Plane.Cast(theSurface));
                break;
            case Cylinder:
                PrintCylinder(CylindricalSurface.Cast(theSurface));
                break;
            case Cone:
                PrintCone(ConicalSurface.Cast(theSurface));
                break;
            case Sphere:
                PrintSphere(SphericalSurface.Cast(theSurface));
                break;
            case Torus:
                PrintTorus(ToroidalSurface.Cast(theSurface));
                break;
            case LinearExtrusion:
                PrintLinearExtrusion(SurfaceOfLinearExtrusion.Cast(theSurface));
                break;
            case Revolution:
                PrintRevolution(SurfaceOfRevolution.Cast(theSurface));
                break;
            case Bezier:
                PrintBezierSurface(BezierSurface.Cast(theSurface));
                break;
            case BSpline:
                PrintBSplineSurface(BSplineSurface.Cast(theSurface));
                break;
            case Offset:
                PrintOffsetSurface(OffsetSurface.Cast(theSurface));
                break;
            default:
                break;
        }
    }
 
    public static void PrintPlane(Plane thePlane) {
        PrintName("Plane");
        PrintElementary(thePlane);
    }
 
    public static void PrintCylinder(CylindricalSurface theCylinder) {
        PrintName("Cylinder");
        double aRadius = theCylinder.Radius();
        PrintElementary(theCylinder);
        PrintParameter("Radius", aRadius);
    }
 
    public static void PrintCone(ConicalSurface theCone) {
        PrintName("Cone");
        double aRadius = theCone.Radius();
        double aSemiAngle = theCone.SemiAngle();
        PrintElementary(theCone);
        PrintParameter("Radius", aRadius);
        PrintParameter("Semi-Angle", aSemiAngle);
    }
 
    public static void PrintSphere(SphericalSurface theSphere) {
        PrintName("Sphere");
        double aRadius = theSphere.Radius();
        PrintElementary(theSphere);
        PrintParameter("Radius", aRadius);
    }
 
    public static void PrintTorus(ToroidalSurface theTorus) {
        PrintName("Torus");
        double aMajorRadius = theTorus.MajorRadius();
        double aMinorRadius = theTorus.MinorRadius();
        PrintElementary(theTorus);
        PrintParameter("Major Radius", aMajorRadius);
        PrintParameter("Minor Radius", aMinorRadius);
    }
 
    public static void PrintLinearExtrusion(SurfaceOfLinearExtrusion theLinearExtrusion) {
        PrintName("Linear Extrusion Surface");
        Direction aDir = theLinearExtrusion.Direction();
        PrintDomain(theLinearExtrusion);
        PrintParameter("Direction", aDir);
        System.out.print("Basis Curve = ");
        curve_explorer.PrintCurveInfo(theLinearExtrusion.BasisCurve());
    }
 
    public static void PrintRevolution(SurfaceOfRevolution theRevolution) {
        PrintName("Revolution Surface");
        Direction aDir = theRevolution.Direction();
        Point aLoc = theRevolution.Location();
        PrintDomain(theRevolution);
        PrintParameter("Location", aLoc);
        PrintParameter("Direction", aDir);
        System.out.print("Basis Curve = ");
        curve_explorer.PrintCurveInfo(theRevolution.BasisCurve());
    }
 
    public static void PrintBezierSurface(BezierSurface theBezier) {
        PrintName("Bezier Surface");
        int aUDegree = theBezier.UDegree();
        int aVDegree = theBezier.VDegree();
        int aNumberOfUPoles = theBezier.NumberOfUPoles();
        int aNumberOfVPoles = theBezier.NumberOfVPoles();
        PrintDomain(theBezier);
        PrintParameter("U Degree", aUDegree);
        PrintParameter("V Degree", aVDegree);
        PrintParameter("Number Of U Poles", aNumberOfUPoles);
        PrintParameter("Number Of V Poles", aNumberOfVPoles);
 
        PrintCollection("Poles", aNumberOfUPoles, aNumberOfVPoles, (Integer i, Integer j) -> {
            Point aPole = theBezier.Pole(i, j);
            PrintParameter(aPole);
        });
 
        PrintCollection("Weights", aNumberOfUPoles, aNumberOfVPoles, (Integer i, Integer j) -> {
            double aWeight = theBezier.Weight(i, j);
            PrintParameter(aWeight);
        });
    }
 
    public static void PrintBSplineSurface(BSplineSurface theBSpline) {
        PrintName("BSpline Surface");
        int aUDegree = theBSpline.UDegree();
        int aVDegree = theBSpline.VDegree();
        int aNumberOfUKnots = theBSpline.NumberOfUKnots();
        int aNumberOfVKnots = theBSpline.NumberOfVKnots();
        int aNumberOfUPoles = theBSpline.NumberOfUPoles();
        int aNumberOfVPoles = theBSpline.NumberOfVPoles();
        PrintDomain(theBSpline);
        PrintParameter("U Degree", aUDegree);
        PrintParameter("V Degree", aVDegree);
        PrintParameter("Number Of U Knots", aNumberOfUKnots);
        PrintParameter("Number Of V Knots", aNumberOfVKnots);
        PrintParameter("Number Of U Poles", aNumberOfUPoles);
        PrintParameter("Number Of V Poles", aNumberOfVPoles);
 
        PrintCollection("U Knots", aNumberOfUKnots, (Integer i) -> {
            double aKnot = theBSpline.UKnot(i);
            PrintParameter(aKnot);
        });
 
        PrintCollection("V Knots", aNumberOfVKnots, (Integer i) -> {
            double aKnot = theBSpline.VKnot(i);
            PrintParameter(aKnot);
        });
 
 
        PrintCollection("U Multiplicities", aNumberOfUKnots, (Integer i) -> {
            int aUMultiplicity = theBSpline.UMultiplicity(i);
            PrintParameter(aUMultiplicity);
        });
 
        PrintCollection("V Multiplicities", aNumberOfVKnots, (Integer i) -> {
            int aVMultiplicity = theBSpline.VMultiplicity(i);
            PrintParameter(aVMultiplicity);
        });
 
        PrintCollection("Poles", aNumberOfUPoles, aNumberOfVPoles, (Integer i, Integer j) -> {
            Point aPole = theBSpline.Pole(i, j);
            PrintParameter(aPole);
        });
 
        PrintCollection("Weights", aNumberOfUPoles, aNumberOfVPoles, (Integer i, Integer j) -> {
            double aWeight = theBSpline.Weight(i, j);
            PrintParameter(aWeight);
        });
    }
 
    public static void PrintOffsetSurface(OffsetSurface theOffset) {
        PrintName("Offset Surface");
        double anOffset = theOffset.Offset();
        PrintDomain(theOffset);
        PrintParameter("Offset", anOffset);
        System.out.print("Basis Surface = ");
        PrintSurface(theOffset.BasisSurface());
    }
}

brep_geometry.java

// ****************************************************************************
// $Id$
//
// Copyright (C) 2008-2014, Roman Lygin. All rights reserved.
// Copyright (C) 2014-2025, CADEX. All rights reserved.
//
// This file is part of the Manufacturing Toolkit software.
//
// You may use this file under the terms of the BSD license as follows:
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// * Redistributions of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright notice,
//   this list of conditions and the following disclaimer in the documentation
//   and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// ****************************************************************************
 
import cadex.*;
import cadex.ModelData.*;
 
public class brep_geometry {
    static {
        try {
            System.loadLibrary("CadExMTK");
        } catch (UnsatisfiedLinkError e) {
            System.err.println("Native code library failed to load.\n" + e);
            System.exit(1);
        }
    }
 
    public static void main(String[] args) {
        String aKey = MTKLicenseKey.Value();
 
        // Activate the license (the key must be defined in MTKLicenseKey.java)
        if (!LicenseManager.Activate(aKey)) {
            System.out.println("Failed to activate Manufacturing Toolkit license.");
            System.exit(1);
        }
 
        if (args.length != 1) {
            System.out.println("Usage: " + " <input_file>, where:");
            System.out.println("    <input_file>  is a name of the file to be read");
            System.exit(1);
        }
 
        String aSource = args[0];
 
        Model aModel = new Model();
 
        if (!new ModelReader().Read(new UTF16String(aSource), aModel)) {
            System.out.println("Failed to read the file");
            System.exit(1);
        }
 
        shape_explorer aVisitor = new shape_explorer();
        aModel.Accept(aVisitor);
    }
}