static void Main(string[] args)
{
DatabaseIfc db = new DatabaseIfc(ReleaseVersion.IFC4X3);
IfcRailway sydneyLightRail = new IfcRailway(db);
sydneyLightRail.Name = "Sydney Light Rail";
sydneyLightRail.ObjectType = "Light Rail Complexes";
IfcProject project = new IfcProject(sydneyLightRail, "", IfcUnitAssignment.Length.Metre);
IfcClassification uniclass2015 = new IfcClassification(db, "Uniclass2015");
IfcClassificationReference lightRailComplexes = new IfcClassificationReference(uniclass2015);
lightRailComplexes.Identification = "Co_80_50_45";
lightRailComplexes.Name = "Light Rail Complexes";
lightRailComplexes.Associate(sydneyLightRail);
IfcFacilityPartTypeSelect facilityPartTypeSelect = new IfcFacilityPartTypeSelect(IfcRailwayPartTypeEnum.USERDEFINED);
IfcFacilityPart cbdCorridor = new IfcFacilityPart(sydneyLightRail, "CBD and SE Light Rail", facilityPartTypeSelect, IfcFacilityUsageEnum.LONGITUDINAL);
new IfcClassificationReference(uniclass2015)
{
Identification = "En_80_50_71", Name = "Railway Corridors"
}.Associate(cbdCorridor);
IfcSpace deStop = new IfcSpace(cbdCorridor, "DE Stop");
deStop.PredefinedType = IfcSpaceTypeEnum.USERDEFINED;
deStop.ObjectType = "Light Rail Stops";
new IfcClassificationReference(uniclass2015)
{
Identification = "SL_80_50_47", Name = "Light Rail Stops"
}.Associate(deStop);
IfcSpace platform1_2 = new IfcSpace(deStop, "Platform 1/2");
IfcClassificationReference classificationTicketSystem = new IfcClassificationReference(uniclass2015)
{
Identification = "Ss_75_90_80", Name = "Ticketing Systems"
};
IfcSystem opal = new IfcSystem(sydneyLightRail, "Opal system");
classificationTicketSystem.Associate(opal);
IfcDistributionSystem platform1_2TicketSystem = new IfcDistributionSystem(platform1_2, "DE Stop Platform 1/2 Ticket System", IfcDistributionSystemEnum.USERDEFINED);
opal.AddAggregated(platform1_2TicketSystem);
classificationTicketSystem.Associate(platform1_2TicketSystem);
IfcCommunicationsApplianceType opalTicketMachineType = new IfcCommunicationsApplianceType(db, "Opal Ticket Machine", IfcCommunicationsApplianceTypeEnum.USERDEFINED);
new IfcClassificationReference(uniclass2015)
{
Identification = "Pr_75_75_27_80", Name = "Smart card readers and writers"
}.Associate(opalTicketMachineType);
project.AddDeclared(opalTicketMachineType);
IfcLocalPlacement ticketMachineLocalPlacement = null;
IfcProductDefinitionShape ticketMachineShape = null;
IfcCommunicationsAppliance ticketMachine = new IfcCommunicationsAppliance(platform1_2, ticketMachineLocalPlacement, ticketMachineShape, platform1_2TicketSystem);
IfcPropertySingleValue dateCommissioned = new IfcPropertySingleValue(db, "Date Commissioned", new IfcDate(DateTime.Now));
new IfcPropertySet("TfNSW_Asset", dateCommissioned);
System.Windows.Forms.SaveFileDialog saveFileDialog = new System.Windows.Forms.SaveFileDialog();
saveFileDialog.Filter = "IFC BIM Data (*.ifc,*.ifcxml,*.ifcjson,*.ifczip)|*.ifc;*.ifcxml;*.ifcjson;*.ifczip";;
if (saveFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
db.WriteFile(saveFileDialog.FileName);
}
}
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]);
}
