public void CuttingOpeningInCompositeProfileDefTest()
{
using (var repos = new EntityRepository <IIfcRelVoidsElement>("CuttingOpeningInCompositeProfileDefTest"))
{
var relVoids = repos.Entity;
var oneMilli = relVoids.Model.ModelFactors.OneMilliMetre;
var precision = relVoids.Model.ModelFactors.Precision + (oneMilli * 2e-6);
var wall = relVoids.RelatingBuildingElement;
var wallPlacement = wall.ObjectPlacement as IIfcLocalPlacement;
var wallTransform = wallPlacement.ToMatrix3D();
var wallTransform2 = geomEngine.ToMatrix3D(wallPlacement);
Assert.AreEqual(wallTransform, wallTransform2);
var wallGeom = wall.Representation.Representations.FirstOrDefault().Items.FirstOrDefault() as IIfcExtrudedAreaSolid;
var opening = relVoids.RelatedOpeningElement;
var openingPlacement = opening.ObjectPlacement as IIfcLocalPlacement;
var openingGeoms = opening.Representation.Representations.FirstOrDefault().Items.OfType <IIfcExtrudedAreaSolid>().ToList();
var openingTransform = openingPlacement.ToMatrix3D();;
var wallBrep = geomEngine.CreateSolidSet(wallGeom);
var wallBrepPlaced = wallBrep.Transform(wallTransform) as IXbimSolidSet;
var openingBReps = geomEngine.CreateSolidSet();
foreach (var og in openingGeoms)
{
var brep = geomEngine.CreateSolid(og);
openingBReps.Add(brep.Transform(openingTransform) as IXbimSolid);
}
int uncut = 0;
var singleCut = wallBrepPlaced.Cut(openingBReps, precision);
var vol = 0.0;
foreach (var uncutItem in wallBrepPlaced)
{
var result = uncutItem.Cut(openingBReps, precision);
Assert.IsTrue(result.Count == 1);
var cutSolid = result.First as IXbimSolid;
Assert.IsNotNull(cutSolid);
Assert.IsTrue(cutSolid.IsValid);
if (uncutItem.Volume <= cutSolid.Volume)
{
uncut++;
}
Assert.IsTrue(uncut <= 3, "More than two solids are uncut, there should only be two");
vol += cutSolid.Volume;
}
Assert.IsTrue(uncut == 2);
var scutVol = singleCut.Sum(s => s.Volume);
Assert.IsTrue(Math.Abs(vol - scutVol) < 1e-5);
}
}
public void CuttingOpeningInIfcFaceBasedSurfaceModelTest()
{
using (var bodyEntity = new EntityRepository <IIfcFaceBasedSurfaceModel>("CuttingOpeningInIfcFaceBasedSurfaceModelBodyTest"))
{
using (var holeEntity = new EntityRepository <IIfcExtrudedAreaSolid>("CuttingOpeningInIfcFaceBasedSurfaceModelVoidTest"))
{
var body = geomEngine.CreateSolidSet(bodyEntity.Entity, logger);
var hole = geomEngine.CreateSolid(holeEntity.Entity, logger);
var result = body.Cut(hole, bodyEntity.Entity.Model.ModelFactors.Precision);
Assert.IsTrue(result.Count == 2, "Two solids should be returned");
foreach (var solid in result)
{
IsSolidTest(solid);
}
}
}
}
public void CoordinationTest()
{
using (var erArch = new EntityRepository <IIfcSpace>("CoordinationTestArchitectureSpace"))
{
using (var erElec = new EntityRepository <IIfcSpace>("CoordinationTestElectricalSpace"))
{
var archMatrix = erArch.Entity.ObjectPlacement.ToMatrix3D();
var elecMatrix = erElec.Entity.ObjectPlacement.ToMatrix3D();
var archRepItem = erArch.Entity.Representation.Representations.FirstOrDefault()?.Items.FirstOrDefault() as IIfcExtrudedAreaSolid;
var elecRepItem = erElec.Entity.Representation.Representations.FirstOrDefault()?.Items.FirstOrDefault() as IIfcExtrudedAreaSolid;
Assert.IsNotNull(archRepItem); Assert.IsNotNull(elecRepItem);
var archGeom = geomEngine.CreateSolid(archRepItem).Transform(archMatrix);
var elecGeom = geomEngine.CreateSolid(elecRepItem).Transform(elecMatrix);
var archBB = archGeom.BoundingBox;
var elecBB = elecGeom.BoundingBox;
var diff = archBB.Centroid() - elecBB.Centroid();
Assert.IsTrue(diff.Length < 1e-5);
}
}
}
