Esempio n. 1
0
        static void Main(string[] args)
        {
            DatabaseIfc db = new DatabaseIfc(ReleaseVersion.IFC4X3_RC2);

            db.Factory.Options.AngleUnitsInRadians  = false;
            db.Factory.Options.GenerateOwnerHistory = false;
            IfcRailway railway = new IfcRailway(db)
            {
                Name = "Default Railway", GlobalId = "2Iw5TO8gL8cQQMnPMEy58o"
            };
            IfcProject project = new IfcProject(railway, "Default Project", IfcUnitAssignment.Length.Metre)
            {
                GlobalId = "2VgFtp_1zCO98zJG_O3kln"
            };

            db.Factory.Options.GenerateOwnerHistory = true;
            project.OwnerHistory = db.Factory.OwnerHistoryAdded;
            db.Factory.Options.GenerateOwnerHistory = false;

            IfcGeometricRepresentationSubContext axisSubContext = db.Factory.SubContext(IfcGeometricRepresentationSubContext.SubContextIdentifier.Axis);

            IfcAlignment alignment = new IfcAlignment(railway)
            {
                Name = "TfNSW Alignment", GlobalId = "1F78QPlVv6N9AnnF$LSkp$"
            };
            IfcCartesianPoint alignmentOrigin = new IfcCartesianPoint(db, 0, 0, 0);

            //IfcCartesianPoint alignmentOrigin = new IfcCartesianPoint(db, 1000, 2000, 3000);
            alignment.ObjectPlacement = new IfcLocalPlacement(new IfcAxis2Placement3D(alignmentOrigin));

            double            lineLength = 100;
            IfcCartesianPoint point1     = new IfcCartesianPoint(db, -lineLength, 0);
            IfcCartesianPoint point2     = new IfcCartesianPoint(db, 0, 0);

            double xc               = 99.89734;
            double radius           = 500;
            double transitionLength = 100;

            double d          = -0.75 * Math.Sqrt(3) * xc / radius;
            double ang1       = (Math.Acos(-0.75 * Math.Sqrt(3) * xc / radius) * 180 / Math.PI / 3) + 240;
            double thiRadians = Math.Asin(2 / Math.Sqrt(3) * Math.Cos(ang1 * Math.PI / 180));
            double thi        = thiRadians * 180 / Math.PI;

            double m  = Math.Tan(thiRadians) / (3 * xc * xc);
            double yc = m * Math.Pow(xc, 3);

            IfcCartesianPoint point3 = new IfcCartesianPoint(db, xc, yc);

            double            cx        = Math.Sin(thiRadians) * radius;
            double            cy        = Math.Cos(thiRadians) * radius;
            IfcCartesianPoint arcCentre = new IfcCartesianPoint(db, xc - cx, yc + cy);

            double arcLength = 100;
            double arcAngle  = arcLength / radius * 180 / Math.PI;

            List <IfcSegment> compositeSegments = new List <IfcSegment>();

            IfcLine xLine = new IfcLine(db.Factory.Origin2d, new IfcVector(new IfcDirection(db, 1, 0), 1));

            IfcAlignmentHorizontalSegment linearSegment = new IfcAlignmentHorizontalSegment(point1, 0, 0, 0, lineLength, IfcAlignmentHorizontalSegmentTypeEnum.LINE);
            IfcLine         line         = new IfcLine(point1, new IfcVector(db.Factory.XAxis, 1));
            IfcTrimmedCurve trimmedCurve = new IfcTrimmedCurve(line, new IfcTrimmingSelect(0, point1), new IfcTrimmingSelect(lineLength, point2), true, IfcTrimmingPreference.PARAMETER);

            compositeSegments.Add(new IfcCompositeCurveSegment(IfcTransitionCode.CONTINUOUS, true, trimmedCurve));

            List <double> coefficientsX = new List <double>()
            {
                0, 1, 0, 0, 0, -0.9 * m * m, 0, 0, 0, 5.175 * Math.Pow(m, 4), 0, 0, 0, -43.1948 * Math.Pow(m, 6), 0, 0, 0, 426.0564 * Math.Pow(m, 8)
            };
            List <double> coefficientsY = new List <double>()
            {
                0, 0, 0, m, 0, 0, 0, -2.7 * Math.Pow(m, 3), 0, 0, 0, 17.955 * Math.Pow(m, 5), 0, 0, 0, -158.258 * Math.Pow(m, 7), 0, 0, 0, 1604.338 * Math.Pow(m, 9)
            };
            IfcSeriesParameterCurve seriesParameterCurve = new IfcSeriesParameterCurve(db.Factory.Origin2dPlace, coefficientsX, coefficientsY);

            IfcAlignmentHorizontalSegment transitionSegment = new IfcAlignmentHorizontalSegment(point2, 0, 0, radius, transitionLength, IfcAlignmentHorizontalSegmentTypeEnum.CUBICSPIRAL);            // { ObjectType = "TfNSW" };

            trimmedCurve = new IfcTrimmedCurve(seriesParameterCurve, new IfcTrimmingSelect(0, point2), new IfcTrimmingSelect(transitionLength, point3), true, IfcTrimmingPreference.PARAMETER);
            compositeSegments.Add(new IfcCompositeCurveSegment(IfcTransitionCode.CONTSAMEGRADIENTSAMECURVATURE, true, trimmedCurve));

            IfcAxis2Placement2D circlePlacement = new IfcAxis2Placement2D(arcCentre)
            {
                RefDirection = new IfcDirection(db, Math.Sin(thiRadians), -Math.Cos(thiRadians))
            };
            IfcCircle circle = new IfcCircle(circlePlacement, radius);

            trimmedCurve = new IfcTrimmedCurve(circle, new IfcTrimmingSelect(0, point3), new IfcTrimmingSelect(arcLength / radius * 180 / Math.PI), true, IfcTrimmingPreference.PARAMETER);

            IfcAlignmentHorizontalSegment arcSegment = new IfcAlignmentHorizontalSegment(point3, thi, radius, radius, arcLength, IfcAlignmentHorizontalSegmentTypeEnum.CIRCULARARC);

            compositeSegments.Add(new IfcCompositeCurveSegment(IfcTransitionCode.CONTSAMEGRADIENTSAMECURVATURE, true, trimmedCurve));

            IfcCompositeCurve alignmentCurve = new IfcCompositeCurve(compositeSegments);

            alignment.Axis = alignmentCurve;

            double startDist = -123;
            IfcAlignmentHorizontal alignmentHorizontal = new IfcAlignmentHorizontal(alignment, linearSegment, transitionSegment, arcSegment)
            {
                StartDistAlong = startDist,
            };

            alignmentHorizontal.GlobalId        = "0sEEGBFgr289x9s$R$T7N9";
            alignmentHorizontal.ObjectPlacement = alignment.ObjectPlacement;
            alignmentHorizontal.Representation  = new IfcProductDefinitionShape(new IfcShapeRepresentation(axisSubContext, alignmentCurve, ShapeRepresentationType.Curve2D));

            IfcAlignmentSegment alignmentSegment = new IfcAlignmentSegment(alignmentHorizontal, transitionSegment);

            alignmentSegment.GlobalId   = "2_crD$eoPDah_QvgsPhXF3";
            alignmentSegment.ObjectType = "TFNSW";
            new IfcPropertySet(alignmentSegment, "TfNSW_Transition", new IfcPropertySingleValue(db, "m", m));

            IfcPointByDistanceExpression verticalDistanceExpression = new IfcPointByDistanceExpression(0, alignmentCurve);
            double startHeight = 25;

            verticalDistanceExpression.OffsetVertical = startHeight;
            IfcAlignmentVerticalSegment verticalSegment = new IfcAlignmentVerticalSegment(db, startDist, lineLength + transitionLength + arcLength, startHeight, 0.01, IfcAlignmentVerticalSegmentTypeEnum.CONSTANTGRADIENT);

            IfcAlignmentVertical alignmentVertical = new IfcAlignmentVertical(alignment, verticalSegment);

            alignmentVertical.GlobalId = "2YR0TUxTv75RC2XxZVmlj8";

            //IfcLinearAxis2Placement verticalAxisPlacement = new IfcLinearAxis2Placement(verticalDistanceExpression);
            //IfcLinearPlacement verticalLinearPlacement = new IfcLinearPlacement(alignmentPlacement, verticalAxisPlacement);
            //alignmentVertical.ObjectPlacement = verticalLinearPlacement;

            //List<IfcCurveSegment> verticalSegments = new List<IfcCurveSegment>();
            //IfcLine linearGradient = new IfcLine(db.Factory.Origin, new IfcVector(new IfcDirection(db, 1, 0, 0.01), 1)); //not right and should it be xy or xz
            //IfcCurveSegment verticalCurveSegment = new IfcCurveSegment(IfcTransitionCode.CONTINUOUS, new IfcAxis2Placement3D(db.Factory.Origin2d), 50, linearGradient);
            //verticalSegments.Add(verticalCurveSegment);
            //IfcAlignmentVerticalSegment verticalSegment = new IfcAlignmentVerticalSegment(alignmentVertical,
            //	verticalLinearPlacement, verticalCurveSegment, 0, 50, startHeight, 0.01,
            //	IfcAlignmentVerticalSegmentTypeEnum.LINE);

            //IfcGradientCurve gradientCurve = new IfcGradientCurve(horizontalCurve, verticalSegments);
            //alignment.Representation = new IfcProductDefinitionShape(new IfcShapeRepresentation(axisSubContext, gradientCurve, ShapeRepresentationType.Curve3D));
            IfcPointByDistanceExpression distanceExpression = new IfcPointByDistanceExpression(150, alignmentCurve);

            distanceExpression.OffsetLateral = 5;
            IfcAxis2PlacementLinear   axis2PlacementLinear   = new IfcAxis2PlacementLinear(distanceExpression);
            IfcLinearPlacement        linearPlacement        = new IfcLinearPlacement(alignment.ObjectPlacement, axis2PlacementLinear);
            IfcExtrudedAreaSolid      extrudedAreaSolid      = new IfcExtrudedAreaSolid(new IfcRectangleProfileDef(db, "", 0.5, 0.5), 5);
            IfcProductDefinitionShape productDefinitionShape = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid));
            IfcPile pile = new IfcPile(railway, linearPlacement, productDefinitionShape);

            new IfcRelPositions(db, alignment, new List <IfcProduct>()
            {
                pile
            });

            // Conceptual 50m span Bridge from chainage -80
            distanceExpression   = new IfcPointByDistanceExpression(-80 - startDist, alignmentCurve);
            axis2PlacementLinear = new IfcAxis2PlacementLinear(distanceExpression);
            IfcCurveSegment curveSegment = new IfcCurveSegment(IfcTransitionCode.CONTINUOUS, axis2PlacementLinear, 50, alignmentCurve);

            productDefinitionShape = new IfcProductDefinitionShape(new IfcShapeRepresentation(axisSubContext, curveSegment, ShapeRepresentationType.Curve2D));
            IfcBridge bridge = new IfcBridge(railway, alignment.ObjectPlacement, productDefinitionShape);

            db.WriteFile(args[0]);
        }
Esempio n. 2
0
 public IfcLinearPlacement(IfcCurve placementMeasuredAlong, IfcPointByDistanceExpression distance)
     : base(placementMeasuredAlong.Database)
 {
     PlacementMeasuredAlong = placementMeasuredAlong;
     Distance = distance;
 }
Esempio n. 3
0
 internal IfcLinearSpanPlacement(IfcCurve placementMeasuredAlong, IfcPointByDistanceExpression distance, double span)
     : base(placementMeasuredAlong, distance)
 {
     Span = span;
 }
        /// <summary>
        /// You can give the name of the TestCase -> to build only them
        /// </summary>
        /// <param name="args">Testcases to expoert</param>
        /// <help> Testcases: Spatial_simple\n
        /// Railway_spatial\n Spatial_01\nPlacement_Local"\nGeomRepresentation_01\n
        /// \nGeomRepresentation_02\nGeomRepresentation_03\nGeomRepresentation_04
        /// \nLocalPlacement_01\nLinearPlacement_02
        ///
        /// </help>
        static void Main(string[] args)
        {
            //Var declaration

            string folder       = "Unittest";
            var    testcasename = new List <string>();

            testcasename.Add("Spatial_simple");
            testcasename.Add("Railway_spatial");
            testcasename.Add("Spatial_01");
            testcasename.Add("Placement_Local");
            testcasename.Add("GeomRepresentation_01");
            testcasename.Add("GeomRepresentation_02");
            testcasename.Add("GeomRepresentation_03");
            testcasename.Add("GeomRepresentation_04");
            //testcasename.Add("GeomRepresentation_05");
            testcasename.Add("LocalPlacement_01");
            testcasename.Add("LinearPlacement_02");
            System.IO.Directory.CreateDirectory(".\\" + folder);


            //Help handling + single selection
            if (args.Length != 0)
            {
                //Help handling
                if (args.First().Equals("-?"))
                {
                    foreach (var i in testcasename)
                    {
                        Console.WriteLine(i);
                    }
                    return;
                }

                //Select only selected ones
                testcasename = new List <string>();
                foreach (var i in args)
                {
                    testcasename.Add(i);
                }
            }


            foreach (var proname in testcasename)
            {
                var db = new DatabaseIfc(ModelView.Ifc4NotAssigned);
                db.Factory.Options.GenerateOwnerHistory = false;

                var site = new IfcSite(db, "site")
                {
                    Guid = new Guid("aa4019f8-2584-44a1-a132-c17dfff69c41")
                };
                var project = new IfcProject(db, proname)
                {
                    Guid = new Guid("94d4ddac-9120-4fb9-bea0-7a414ee725d4")
                };

                new IfcRelAggregates(project, new List <IfcObjectDefinition>()
                {
                    site
                })
                {
                    Guid = new Guid("5e1fd0e5-b005-fe11-501e-5caff01dc1ad")
                };
                //Some placements
                IfcAxis2Placement3D placement1       = new IfcAxis2Placement3D(new IfcCartesianPoint(db, 2, 5, 1));
                IfcLocalPlacement   objectPlacement1 = new IfcLocalPlacement(site.ObjectPlacement, placement1);
                IfcAxis2Placement3D placement2       = new IfcAxis2Placement3D(new IfcCartesianPoint(db, 10, 5, 1));
                IfcLocalPlacement   objectPlacement2 = new IfcLocalPlacement(site.ObjectPlacement, placement2);
                IfcAxis2Placement3D placement3       = new IfcAxis2Placement3D(new IfcCartesianPoint(db, 15, 3, 6));
                IfcLocalPlacement   objectPlacement3 = new IfcLocalPlacement(site.ObjectPlacement, placement3);
                IfcAxis2Placement3D placement4       = new IfcAxis2Placement3D(new IfcCartesianPoint(db, 5, 8, 3));
                IfcLocalPlacement   objectPlacement4 = new IfcLocalPlacement(site.ObjectPlacement, placement4);
                IfcAxis2Placement3D originaxis2place = new IfcAxis2Placement3D(db.Factory.Origin);
                IfcLocalPlacement   origionobjplace  = new IfcLocalPlacement(site.ObjectPlacement, originaxis2place);


                //Select the Testcases and fill them into the container
                switch (proname)
                {
                case "Spatial_simple":
                    //initial File
                    IfcBuilding building1 = new IfcBuilding(db, "building1")
                    {
                        Guid = new Guid("fbc7f4b2-177d-4875-88bb-d3b44115bb42")
                    };
                    building1.ObjectPlacement = objectPlacement1;


                    IfcBuilding building2 = new IfcBuilding(db, "building2")
                    {
                        Guid = new Guid("fbc7f4b2-177d-4875-88bb-d3b441151337")
                    };
                    building2.ObjectPlacement = objectPlacement2;

                    //Write inital File
                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //continue with the updated version


                    IfcBuilding building3 = new IfcBuilding(db, "building3")
                    {
                        Guid            = new Guid("fbc7f4b2-177d-4875-88bb-d3b441153531"),
                        ObjectPlacement = objectPlacement3
                    };
                    break;

                case "Railway_spatial":
                    //initial
                    IfcSpatialZone spazone1 = new IfcSpatialZone(db, "Spatialzone1")
                    {
                        Guid            = new Guid("42c7f4b2-177d-4875-88bb-d3b441153531"),
                        ObjectPlacement = objectPlacement1
                    };

                    IfcSpatialZone spazone2 = new IfcSpatialZone(db, "Spatialzone2")
                    {
                        Guid            = new Guid("42c7f4b2-1337-4875-88bb-d3b441153531"),
                        ObjectPlacement = objectPlacement2
                    };
                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //Update
                    IfcSpatialZone spazone3 = new IfcSpatialZone(db, "Spatialzone3")
                    {
                        Guid            = new Guid("42c7f4b2-1337-4422-88bb-d3b441153531"),
                        ObjectPlacement = objectPlacement3
                    };
                    IfcSpatialZone spazone4 = new IfcSpatialZone(db, "Spatialzone4")
                    {
                        Guid            = new Guid("42c7f4b2-1337-4875-4242-d3b441153531"),
                        ObjectPlacement = objectPlacement4
                    };

                    break;

                case "Spatial_01":
                    //creating building and add parts to it
                    building1 = new IfcBuilding(db, "building1")
                    {
                        Guid            = new Guid("fbc7f4b2-177d-4875-88bb-d3b44115bb42"),
                        ObjectPlacement = objectPlacement1
                    };

                    IfcBuildingStorey buildingsto1 = new IfcBuildingStorey(building1, "Level1", 0)
                    {
                        Guid            = new Guid("42c74222-1337-4875-4242-d3b441153531"),
                        ObjectPlacement = objectPlacement2
                    };

                    building1.IsDecomposedBy.First().Guid = new Guid("42abcd22-1337-4875-4242-abcd41153531");

                    var profile1 = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    IfcExtrudedAreaSolid      extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    IfcProductDefinitionShape shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    IfcWall wall = new IfcWall(buildingsto1, objectPlacement3, shape1)
                    {
                        Guid = new Guid("42aa4222-1337-aaaa-4242-d3aa41153531"),
                        Name = "Wall1"
                    };
                    wall.ContainedInStructure.Guid = new Guid("42c74222-1337-4875-4242-d3b44abcd531");


                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //update
                    IfcBuildingStorey buildingsto2 = new IfcBuildingStorey(building1, "Level2", 0)
                    {
                        Guid            = new Guid("42c74222-1337-4875-4242-bbbb41153531"),
                        ObjectPlacement = objectPlacement4
                    };
                    // Reassign Wall to Storey2
                    wall.ContainedInStructure.RelatingStructure = buildingsto2;

                    break;

                case "Placement_Local":
                    //Initial set
                    profile1           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    //Wall at origin
                    IfcWall wall2 = new IfcWall(site, origionobjplace, shape1)
                    {
                        Guid = new Guid("42aa4222-1337-aaaa-4242-d3aa41153531"),
                        Name = "Wall1"
                    };
                    wall2.ContainedInStructure.Guid = new Guid("42cab222-1337-4875-4242-d3b44abcd531");

                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //Update
                    IfcAxis2Placement3D wallaxisplace = new IfcAxis2Placement3D(new IfcCartesianPoint(db, 2, 3, 0));
                    wall2.ObjectPlacement = new IfcLocalPlacement(site.ObjectPlacement, wallaxisplace);


                    break;

                case "GeomRepresentation_01":
                    //init
                    profile1           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    IfcRectangleProfileDef    profile2           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    IfcExtrudedAreaSolid      extrudedAreaSolid2 = new IfcExtrudedAreaSolid(profile2, 1.35);
                    IfcProductDefinitionShape shape2             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid2));


                    var proxy1 = new IfcBuildingElementProxy(site, objectPlacement1, shape1)
                    {
                        Name = "Cuboid1",
                        Guid = new Guid("fbc7f4b2-177d-4875-88bb-d3abed15bbaa")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("000ab222-1337-4875-4242-d3b44abcd531");

                    var proxy2 = new IfcBuildingElementProxy(site, objectPlacement2, shape2)
                    {
                        Name = "Cuboid2",
                        Guid = new Guid("f8e196cb-c7d9-4d53-9885-0f687706abcd")
                    };
                    proxy2.ContainedInStructure.Guid = new Guid("42cab222-1337-4875-4242-00004abcd531");


                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");
                    //Update


                    proxy2.Representation = shape1;
                    shape2.Dispose(true);     //Remove orphaned entries


                    break;

                case "GeomRepresentation_02":
                    //init
                    profile1           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    profile2           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid2 = new IfcExtrudedAreaSolid(profile2, 1.35);
                    shape2             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid2));

                    proxy1 = new IfcBuildingElementProxy(site, objectPlacement1, shape1)
                    {
                        Name = "Cuboid1",
                        Guid = new Guid("fbcba4b2-1c7d-4875-88bb-d3abed15bbaa")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("000ab222-1337-4875-4242-d3b00abcd531");
                    proxy2 = new IfcBuildingElementProxy(site, objectPlacement2, shape2)
                    {
                        Name = "Cuboid2",
                        Guid = new Guid("f821963b-c7d9-4d53-9885-0f87cd6abcda")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("000ab222-1337-4875-4242-d3414abcd531");
                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //Update
                    extrudedAreaSolid2.Depth = 3;
                    break;

                case "GeomRepresentation_03":
                    //init
                    profile1           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    proxy1 = new IfcBuildingElementProxy(site, objectPlacement1, shape1)
                    {
                        Name = "Cuboid_extrudedArea",
                        Guid = new Guid("fbcba4b2-1c7d-0000-88bb-d3abed15bbaa")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("00011222-1337-4875-4242-d1114abcd531");
                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //Update
                    profile1.Dispose(false);     // Remove profile
                    var profile3 = new IfcCircleProfileDef(db, "CylinderProfileDef", 4);
                    extrudedAreaSolid1.SweptArea = profile3;
                    proxy1.Name = "Cylinder_extrudedArea";



                    break;

                case "GeomRepresentation_04":
                    //init
                    profile1           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    proxy1 = new IfcBuildingElementProxy(site, objectPlacement1, shape1)
                    {
                        Name = "Cuboid_extrudedArea",
                        Guid = new Guid("fbcba4b2-1c7d-0000-88bb-d3abed15bbaa")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("00011222-1337-4875-4242-d1114abcd531");

                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //Update

                    var points = new List <IfcCartesianPoint>();
                    points.Add(new IfcCartesianPoint(db, -2, -3, 0));
                    points.Add(new IfcCartesianPoint(db, -2, 3, 0));
                    points.Add(new IfcCartesianPoint(db, 2, 3, 0));
                    points.Add(new IfcCartesianPoint(db, 2, -3, 0));
                    points.Add(new IfcCartesianPoint(db, -2, -3, 1.35));
                    points.Add(new IfcCartesianPoint(db, -2, 3, 1.35));
                    points.Add(new IfcCartesianPoint(db, 2, 3, 1.35));
                    points.Add(new IfcCartesianPoint(db, 2, -3, 1.35));

                    var polyloop = new List <IfcPolyLoop>();
                    polyloop.Add(new IfcPolyLoop(points[0], points[1], points[2], points[3]));
                    polyloop.Add(new IfcPolyLoop(points[0], points[4], points[5], points[1]));
                    polyloop.Add(new IfcPolyLoop(points[0], points[4], points[7], points[3]));
                    polyloop.Add(new IfcPolyLoop(points[4], points[5], points[6], points[7]));
                    polyloop.Add(new IfcPolyLoop(points[1], points[5], points[6], points[2]));
                    polyloop.Add(new IfcPolyLoop(points[3], points[7], points[6], points[2]));

                    var faceouter = new List <IfcFaceOuterBound>();
                    foreach (var i in polyloop)
                    {
                        faceouter.Add(new IfcFaceOuterBound(i, true));
                    }

                    var face = new List <IfcFace>();
                    foreach (var j in faceouter)
                    {
                        face.Add(new IfcFace(j));
                    }

                    var closedshell = new IfcClosedShell(face);
                    var brep        = new IfcFacetedBrep(closedshell);

                    shape2 = new IfcProductDefinitionShape(new IfcShapeRepresentation(brep));
                    proxy1.Representation = shape2;
                    break;

                case "GeomRepresentation_05":
                    var points1 = new List <IfcCartesianPoint>();
                    points1.Add(new IfcCartesianPoint(db, -2, -3, 0));
                    points1.Add(new IfcCartesianPoint(db, -2, 3, 0));
                    points1.Add(new IfcCartesianPoint(db, 2, 3, 0));
                    points1.Add(new IfcCartesianPoint(db, 2, -3, 0));
                    var points2 = new List <IfcCartesianPoint>();
                    points2.Add(new IfcCartesianPoint(db, -2, -3, 1.35));
                    points2.Add(new IfcCartesianPoint(db, -2, 3, 1.35));
                    points2.Add(new IfcCartesianPoint(db, 2, 3, 1.35));
                    points2.Add(new IfcCartesianPoint(db, 2, -3, 1.35));

                    polyloop = new List <IfcPolyLoop>();
                    polyloop.Add(new IfcPolyLoop(points1));
                    polyloop.Add(new IfcPolyLoop(points2));


                    break;


                case "LocalPlacement_01":
                    //init
                    profile1           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    profile2           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid2 = new IfcExtrudedAreaSolid(profile2, 1.35);
                    shape2             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid2));

                    proxy1 = new IfcBuildingElementProxy(site, objectPlacement1, shape1)
                    {
                        Name = "Cuboid1",
                        Guid = new Guid("fbcba4b2-1c7d-4815-88bb-d3abed15bbaa")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("000ab222-1337-4875-4242-d3b00abcd531");
                    proxy2 = new IfcBuildingElementProxy(site, objectPlacement2, shape2)
                    {
                        Name = "Cuboid2",
                        Guid = new Guid("f821963b-c7d9-4d53-9825-0f87cd6abcda")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("000ab242-1337-4875-4242-d3414abcd531");
                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //update
                    var point1 = new IfcCartesianPoint(db, 2, 2, 2);
                    placement1.Location = point1;


                    break;

                case "LinearPlacement_02":

                    profile1           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid1 = new IfcExtrudedAreaSolid(profile1, 1.35);
                    shape1             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid1));

                    profile2           = new IfcRectangleProfileDef(db, "rectangleProfileDef", 4, 6);
                    extrudedAreaSolid2 = new IfcExtrudedAreaSolid(profile2, 1.35);
                    shape2             = new IfcProductDefinitionShape(new IfcShapeRepresentation(extrudedAreaSolid2));


                    IfcLine line1 = new IfcLine(new IfcCartesianPoint(db, 1, 1, 1)
                                                , new IfcVector(new IfcDirection(db, 1, 1), 20));

                    IfcLine line2 = new IfcLine(new IfcCartesianPoint(db, 1, -1, -1)
                                                , new IfcVector(new IfcDirection(db, -1, 1), 20));

                    var alignment1 = new IfcAlignment(site, line1)
                    {
                        Name = "Alignment1",
                        Guid = new Guid("fbcba4b2-1cdd-48d5-88bb-d3aced15bbaa")
                    };
                    var alignment2 = new IfcAlignment(site, line2)
                    {
                        Name = "Alignment2",
                        Guid = new Guid("f111a4b2-1c7d-4815-88bb-d3aced15bbaa")
                    };

                    var distn1 = new IfcPointByDistanceExpression(4, line1);
                    var distn2 = new IfcPointByDistanceExpression(2, line2);

                    //Deprecated but should be right for IFC4
                    var linearplace1 = new IfcLinearPlacement(line1, distn1)
                    {
                        Orientation = new IfcOrientationExpression(new IfcDirection(db, 0.5, 0.24),
                                                                   new IfcDirection(db, -0.24, 0.5))
                    };
                    var linearplace2 = new IfcLinearPlacement(line2, distn2)
                    {
                        Orientation = new IfcOrientationExpression(new IfcDirection(db, 0.75, 0.24),
                                                                   new IfcDirection(db, -0.24, 0.66))
                    };

                    proxy1 = new IfcBuildingElementProxy(site, linearplace1, shape1)
                    {
                        Name = "Cuboid1",
                        Guid = new Guid("fbcba4b2-1c7d-4815-88bb-d3aced15bbaa")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("000cc222-1337-4875-4242-d3b00abcd531");
                    proxy2 = new IfcBuildingElementProxy(site, linearplace2, shape2)
                    {
                        Name = "Cuboid2",
                        Guid = new Guid("f821963b-c7d9-4d53-98a5-0f8ccd6abcda")
                    };
                    proxy1.ContainedInStructure.Guid = new Guid("000ccc42-1337-4875-4242-d3414abcd531");
                    db.WriteFile(".\\" + folder + "\\Initial_" + proname + ".ifc");
                    db.WriteXmlFile(".\\" + folder + "\\Initial_" + proname + ".ifcxml");

                    //Update

                    IfcLine line3 = new IfcLine(new IfcCartesianPoint(db, 0, 1, 0)
                                                , new IfcVector(new IfcDirection(db, 0, 5, 2), 15));
                    var distn3 = new IfcPointByDistanceExpression(4, line3);

                    linearplace1.PlacementMeasuredAlong = line3;
                    linearplace1.Distance = distn3;


                    break;


                default:
                    //exit
                    return;
                }

                db.WriteFile(".\\" + folder + "\\Update_" + proname + ".ifc");
                db.WriteXmlFile(".\\" + folder + "\\Update_" + proname + ".ifcxml");
            }
        }