public void SectionWithInnerWireTest()
{
using (var m = new MemoryModel(new Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction(""))
{
var csgTree = m.Instances.New <IfcCsgSolid>();
var bresult = m.Instances.New <IfcBooleanResult>();
var cylinderInner = IfcModelBuilder.MakeRightCircularCylinder(m, 10, 20);
var cylinderOuter = IfcModelBuilder.MakeRightCircularCylinder(m, 20, 20);
bresult.FirstOperand = cylinderOuter;
bresult.SecondOperand = cylinderInner;
bresult.Operator = IfcBooleanOperator.DIFFERENCE;
csgTree.TreeRootExpression = bresult;
var solid = geomEngine.CreateSolidSet(csgTree, logger).FirstOrDefault();
var plane = IfcModelBuilder.MakePlane(m, new XbimPoint3D(cylinderInner.Position.Location.X + 1, cylinderInner.Position.Location.Y, cylinderInner.Position.Location.Z), new XbimVector3D(0, 0, 1), new XbimVector3D(0, 1, 0));
var cutPlane = geomEngine.CreateFace(plane, logger);
var section = solid.Section(cutPlane, m.ModelFactors.PrecisionBoolean);
Assert.IsTrue(section.First != null, "Result should be a face");
Assert.IsTrue(section.First.OuterBound.Edges.Count == 1, "1 edge is required for this section of a cylinder");
Assert.IsTrue(section.First.InnerBounds.Count == 1, "1 inner wire is required for this section of a cylinder");
}
}
}
public void SectionOfBlockTest()
{
using (var m = new MemoryModel(new Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction(""))
{
var block = IfcModelBuilder.MakeBlock(m, 10, 15, 20);
var solid = geomEngine.CreateSolid(block, logger);
var plane = IfcModelBuilder.MakePlane(m, new XbimPoint3D(block.Position.Location.X + 5, block.Position.Location.Y, block.Position.Location.Z), new XbimVector3D(-1, 0, 0), new XbimVector3D(0, 1, 0));
var cutPlane = geomEngine.CreateFace(plane, logger);
var section = solid.Section(cutPlane, m.ModelFactors.PrecisionBoolean);
if (section.First == null)
{
Assert.IsTrue(section.First != null, "Result should be a single face");
Assert.IsTrue(section.First.OuterBound.Edges.Count == 4, "4 edges are required of a section of a block");
}
}
}
}
public void SectionOfCylinderTest()
{
using (var m = new MemoryModel(new Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction(""))
{
var cylinder = IfcModelBuilder.MakeRightCircularCylinder(m, 20, 20);
var solid = geomEngine.CreateSolid(cylinder, logger);
var plane = IfcModelBuilder.MakePlane(m, new XbimPoint3D(cylinder.Position.Location.X + 1, cylinder.Position.Location.Y, cylinder.Position.Location.Z), new XbimVector3D(0, -1, 0), new XbimVector3D(1, 0, 0));
var cutPlane = geomEngine.CreateFace(plane, logger);
var section = solid.Section(cutPlane, m.ModelFactors.PrecisionBoolean);
Assert.IsTrue(section.First != null, "Result should be a face");
Assert.IsTrue(section.First.OuterBound.Edges.Count == 4, "4 edges are required for this section of a cylinder");
//repeat with section through cylinder
plane = IfcModelBuilder.MakePlane(m, new XbimPoint3D(cylinder.Position.Location.X + 1, cylinder.Position.Location.Y, cylinder.Position.Location.Z), new XbimVector3D(0, 0, 1), new XbimVector3D(0, 1, 0));
cutPlane = geomEngine.CreateFace(plane, logger);
section = solid.Section(cutPlane, m.ModelFactors.PrecisionBoolean);
Assert.IsTrue(section.First != null, "Result should be a face");
Assert.IsTrue(section.First.OuterBound.Edges.Count == 1, "1 edge is required for this section of a cylinder");
Assert.IsTrue(section.First.InnerBounds.Count == 0, "0 inner wires are required for this section of a cylinder");
}
}
}
