public void CutFacetedSolidFromFacetedSolid()
{
using (var m = XbimModel.CreateTemporaryModel())
{
using (var txn = m.BeginTransaction())
{
IfcBlock ifcBlock1 = IfcModelBuilder.MakeBlock(m, 1000, 2000, 3000);
IfcBlock ifcBlock2 = IfcModelBuilder.MakeBlock(m, 200, 200, 3000);
IfcBlock ifcBlock3 = IfcModelBuilder.MakeBlock(m, 200, 200, 3000);
ifcBlock2.Position.Location.X += 200;
ifcBlock2.Position.Location.Y += 200;
ifcBlock3.Position.Location.X += 200;
ifcBlock3.Position.Location.Y += 600;
var solid1 = XbimGeometryCreator.CreateSolid(ifcBlock1);
var solid2 = XbimGeometryCreator.CreateSolid(ifcBlock2);
var faceted1 = XbimGeometryCreator.CreateFacetedSolid(XbimGeometryCreator.CreateSolid(ifcBlock3), m.ModelFactors.Precision, m.ModelFactors.DeflectionTolerance);
var geom1 = solid1.Cut(solid2, m.ModelFactors.Precision);
var solidSet = (IXbimSolidSet)geom1;
Assert.IsTrue(solidSet.Count == 1, "Cutting these two solids should return a single solid");
var faceted2 = XbimGeometryCreator.CreateFacetedSolid(solidSet.First, m.ModelFactors.Precision, m.ModelFactors.DeflectionTolerance);
var geom2 = faceted2.Cut(faceted1, m.ModelFactors.Precision);
solidSet = (IXbimSolidSet)geom2;
Assert.IsTrue(solidSet.Count == 1, "Cutting these two solids should return a single solid");
var faceted3 = solidSet.First;
var solid6 = XbimGeometryCreator.CreateSolid(faceted3);
Assert.IsTrue(Math.Abs(solid1.BoundingBox.SizeX - solid6.BoundingBox.SizeX) < m.ModelFactors.Precision * 3, "BoundingBox size X error");
Assert.IsTrue(Math.Abs(solid1.BoundingBox.SizeY - solid6.BoundingBox.SizeY) < m.ModelFactors.Precision * 3, "BoundingBox size Y error");
Assert.IsTrue(Math.Abs(solid1.BoundingBox.SizeZ - solid6.BoundingBox.SizeZ) < m.ModelFactors.Precision * 3, "BoundingBox size Z error");
Assert.IsTrue(Math.Abs(solid6.Volume - faceted3.Volume) <= m.ModelFactors.Precision, "Error in volume calc");
Assert.IsTrue(Math.Abs(solid6.Volume - faceted3.Volume) <= m.ModelFactors.Precision, "Error in volume calc");
}
}
}
protected override void GenerateInstance(IfcBuilding building)
{
DatabaseIfc db = building.Database;
IfcBlock block = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(db, 0, 0, 0)), 2000, 800, 800);
IfcRoundedRectangleProfileDef roundedRectangle = new IfcRoundedRectangleProfileDef(db, "VoidProfile", 1800, 600, 200);
IfcExtrudedAreaSolid extrudedAreaSolid = new IfcExtrudedAreaSolid(roundedRectangle, new IfcAxis2Placement3D(new IfcCartesianPoint(db, 1000, 400, 100)), new IfcDirection(db, 0, 0, 1), 700);
IfcBooleanResult booleanResult = new IfcBooleanResult(IfcBooleanOperator.DIFFERENCE, block, extrudedAreaSolid);
IfcCsgSolid csgSolid = new IfcCsgSolid(booleanResult);
IfcRepresentationMap representationMap = new IfcRepresentationMap(csgSolid);
IfcMaterial ceramic = new IfcMaterial(db, "Ceramic");
IfcSanitaryTerminalType sanitaryTerminalType = new IfcSanitaryTerminalType(db, "Bath", IfcSanitaryTerminalTypeEnum.BATH)
{
MaterialSelect = ceramic
};
sanitaryTerminalType.RepresentationMaps.Add(representationMap);
IfcElement element = sanitaryTerminalType.GenerateMappedItemElement(building, new IfcCartesianTransformationOperator3D(db));
db.Context.AddDeclared(sanitaryTerminalType);
//Unique ids assigned to generate constant IfcScript sample files, remove otherwise
sanitaryTerminalType.GlobalId = "1HarmwaPv3OeJSXpaoPKpg";
ceramic.Associates.GlobalId = "0Pkhszwjv1qRMYyCFg9fjB";
sanitaryTerminalType.ObjectTypeOf.GlobalId = "1lO$X3e3j9lfVMhNy4MzKB";
element.GlobalId = "3$$o7C03j0KQeLnoj018fc";
}
public void RotationTest()
{
// ==== Rotate IfcSweptAreaSolid
var operandStack = new Stack();
IfcPolyline outerCurve = IfcGeom.CreatePolyLine(new List <double[]>()
{
new double[] { -1, -1 },
new double[] { -1, 1 },
new double[] { 1, 1 },
new double[] { 1, -1 },
new double[] { -1, -1 }
});
IfcProfileDef profileDef = new IfcArbitraryClosedProfileDef(IfcProfileTypeEnum.AREA,
null,
outerCurve);
operandStack.Push(profileDef.Extrude(1));
operandStack.Push("[-90,0,90]");
ConstructionOperations.ExecuteOperation(OperationName.ROTATION, operandStack);
Assert.Single(operandStack);
var response = operandStack.Pop();
Assert.IsAssignableFrom <IfcSweptAreaSolid>(response);
Assert.Equal(0, ((IfcSweptAreaSolid)response).Position.RefDirection.DirectionRatios[0].Value, 10);
Assert.Equal(0, ((IfcSweptAreaSolid)response).Position.RefDirection.DirectionRatios[1].Value, 10);
Assert.Equal(-1, ((IfcSweptAreaSolid)response).Position.RefDirection.DirectionRatios[2].Value, 10);
// ==== Rotate IfcBooleanResult
operandStack.Clear();
IfcCsgPrimitive3D union_first = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(0, 0, 0), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcCsgPrimitive3D union_second = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(0.5, 0.5, 0.5), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
operandStack.Push(union_first.Union(union_second));
operandStack.Push("[-90,0,90]");
ConstructionOperations.ExecuteOperation(OperationName.ROTATION, operandStack);
Assert.Single(operandStack);
response = operandStack.Pop();
Assert.IsAssignableFrom <IfcBooleanResult>(response);
Assert.Equal(0, ((IfcCsgPrimitive3D)((IfcBooleanResult)response).FirstOperand).Position.RefDirection.DirectionRatios[0].Value, 10);
Assert.Equal(0, ((IfcCsgPrimitive3D)((IfcBooleanResult)response).FirstOperand).Position.RefDirection.DirectionRatios[1].Value, 10);
Assert.Equal(-1, ((IfcCsgPrimitive3D)((IfcBooleanResult)response).FirstOperand).Position.RefDirection.DirectionRatios[2].Value, 10);
Assert.Equal(0, ((IfcCsgPrimitive3D)((IfcBooleanResult)response).SecondOperand).Position.RefDirection.DirectionRatios[0].Value, 10);
Assert.Equal(0, ((IfcCsgPrimitive3D)((IfcBooleanResult)response).SecondOperand).Position.RefDirection.DirectionRatios[1].Value, 10);
Assert.Equal(-1, ((IfcCsgPrimitive3D)((IfcBooleanResult)response).SecondOperand).Position.RefDirection.DirectionRatios[2].Value, 10);
}
protected override void GenerateData(STPModelData md, IfcBuilding building)
{
IfcBlock block = new IfcBlock(md,Plane.WorldXY, 2000,800,800);
IfcRoundedRectangleProfileDef roundedRectangle = new IfcRoundedRectangleProfileDef(md, "VoidProfile", 600,1800,200);
IfcExtrudedAreaSolid extrudedAreaSolid = new IfcExtrudedAreaSolid(roundedRectangle,new IfcAxis2Placement3D(md,new Plane(new Point3d( 1000,400,100),Vector3d.XAxis,Vector3d.YAxis)),new IfcDirection(md,0,0,1),700);
IfcBooleanResult booleanResult = new IfcBooleanResult(IfcBooleanOperator.DIFFERENCE, block, extrudedAreaSolid);
IfcCsgSolid csgSolid = new IfcCsgSolid(booleanResult);
IfcRepresentationMap representationMap = new IfcRepresentationMap(csgSolid);
IfcMaterial ceramic = new IfcMaterial(md, "Ceramic", "", "");
ceramic.Associates.GlobalId = "0Pkhszwjv1qRMYyCFg9fjB";
IfcSanitaryTerminalType sanitaryTerminalType = new IfcSanitaryTerminalType(md, "Bath", IfcSanitaryTerminalTypeEnum.BATH) { GlobalId = "1HarmwaPv3OeJSXpaoPKpg", MaterialSelect = ceramic, RepresentationMaps = new List<IfcRepresentationMap>() {representationMap } };
sanitaryTerminalType.ObjectTypeOf.GlobalId = "1lO$X3e3j9lfVMhNy4MzKB";
IfcElement element = sanitaryTerminalType.GenerateMappedItemElement(building, Plane.WorldXY);
element.GlobalId = "3$$o7C03j0KQeLnoj018fc";
}
protected override void GenerateData(STPModelData md, IfcBuilding building)
{
IfcBlock block = new IfcBlock(md, Plane.WorldXY, 2000, 800, 800);
IfcRoundedRectangleProfileDef roundedRectangle = new IfcRoundedRectangleProfileDef(md, IfcProfileTypeEnum.AREA, "VoidProfile", null, 600, 1800, 200);
IfcExtrudedAreaSolid extrudedAreaSolid = new IfcExtrudedAreaSolid(roundedRectangle, new IfcAxis2Placement3D(md, new Plane(new Point3d(1000, 400, 100), Vector3d.XAxis, Vector3d.YAxis)), new IfcDirection(md, 0, 0, 1), 700);
IfcBooleanResult booleanResult = new IfcBooleanResult(IfcBooleanOperator.DIFFERENCE, block, extrudedAreaSolid);
IfcCsgSolid csgSolid = new IfcCsgSolid(booleanResult);
IfcRepresentationMap representationMap = new IfcRepresentationMap(csgSolid);
IfcMaterial ceramic = new IfcMaterial(md, "Ceramic", "", "");
ceramic.Associates.GlobalId = "0Pkhszwjv1qRMYyCFg9fjB";
IfcSanitaryTerminalType sanitaryTerminalType = new IfcSanitaryTerminalType(md, new IfcElemTypeParams("1HarmwaPv3OeJSXpaoPKpg", "Bath", "", "", ""), ceramic, representationMap, null, IfcSanitaryTerminalTypeEnum.BATH);
sanitaryTerminalType.ObjectTypeOf.GlobalId = "1lO$X3e3j9lfVMhNy4MzKB";
sanitaryTerminalType.GenerateMappedItemElement(building, Plane.WorldXY, new IfcElemParams("3$$o7C03j0KQeLnoj018fc", "", "", "", ""));
}
public void IntersectionTest()
{
var operandStack = new Stack();
IfcCsgPrimitive3D first = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(0, 0, 0), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcCsgPrimitive3D second = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(0.5, 0.5, 0.5), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
operandStack.Push(first);
operandStack.Push(second);
ConstructionOperations.ExecuteOperation(OperationName.INTERSECTION, operandStack);
Assert.Single(operandStack);
var response = operandStack.Pop();
Assert.IsType <IfcBooleanResult>(response);
Assert.Equal(IfcBooleanOperator.INTERSECTION, ((IfcBooleanResult)response).Operator);
Assert.Equal(0, ((IfcBlock)((IfcBooleanResult)response).FirstOperand).Position.Location.Coordinates[0].Value);
Assert.Equal(0.5, ((IfcBlock)((IfcBooleanResult)response).SecondOperand).Position.Location.Coordinates[0].Value);
}
public void BooleanOperatorTest()
{
//Set up project hierarchy
IfcProject project = IfcInit.CreateProject(null, null, null);
IfcSite site = IfcInit.CreateSite(null, null, null);
project.Aggregate(site, null);
IfcBuilding building = IfcInit.CreateBuilding(null, null, null, null);
site.Aggregate(building, null);
IfcBuildingStorey storey = IfcInit.CreateBuildingStorey(null, null, null, null);
building.Aggregate(storey, null);
//Create shape representation
IfcCsgPrimitive3D union_first = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(0, 0, 0), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcCsgPrimitive3D union_second = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(0.5, 0.5, 0.5), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcRepresentationItem unionRepresentation = union_first.Union(union_second);
IfcCsgPrimitive3D diff_first = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(2, 0, 0), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcCsgPrimitive3D diff_second = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(2.5, 0.5, 0.5), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcRepresentationItem diffRepresentation = diff_first.Difference(diff_second);
IfcCsgPrimitive3D inter_first = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(4, 0, 0), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcCsgPrimitive3D inter_second = new IfcBlock(new IfcAxis2Placement3D(new IfcCartesianPoint(4.5, 0.5, 0.5), null, null),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1),
new IfcPositiveLengthMeasure(1));
IfcRepresentationItem interRepresentation = inter_first.Intersection(inter_second);
IfcPolyline outerCurve = IfcGeom.CreatePolyLine(new List <double[]>()
{
new double[] { 6, 0 },
new double[] { 6, 1 },
new double[] { 7, 1 },
new double[] { 7, 0 },
new double[] { 6, 0 }
});
IfcProfileDef profileDef = new IfcArbitraryClosedProfileDef(IfcProfileTypeEnum.AREA,
null,
outerCurve);
IfcSweptAreaSolid cut_reference = profileDef.Extrude(1);
IfcPlane plane = IfcGeom.CreatePlane(new double[] { 6.5, 0.5, 0 },
new double[] { 1, 1, 0 });
IfcRepresentationItem cutRepresentation = cut_reference.ClipByPlane(plane);
//Create product with representation and place in storey
var contextEnum = project.RepresentationContexts.GetEnumerator();
contextEnum.MoveNext();
IfcShapeRepresentation shapeRepresentation =
new IfcShapeRepresentation(contextEnum.Current,
new IfcLabel("union shape"),
new IfcLabel("BooleanResult"),
new IfcRepresentationItem[] { unionRepresentation, diffRepresentation, interRepresentation, cutRepresentation });
IfcProxy product = IfcInit.CreateProxy(null, null, null, storey.ObjectPlacement, null);
product.Representation = new IfcProductDefinitionShape(null, null, new IfcRepresentation[] { shapeRepresentation });
storey.Contains(product, null);
//Write to IFC file
using (FileStream fs = File.Create("./constructive_geom_test.ifc"))
{
project.SerializeToStep(fs, "IFC2X3", null);
}
}
public IXbimSolid CreateSolid(IfcBlock ifcSolid)
{
return(_engine.CreateSolid(ifcSolid));
}
