public void CreateXbimFacetedSolidFromIfcRectangleHollowProfileDef()
{
using (var m = XbimModel.CreateTemporaryModel())
{
using (var txn = m.BeginTransaction())
{
var profile = IfcModelBuilder.MakeRectangleHollowProfileDef(m, 20, 10, 1);
var extrude = IfcModelBuilder.MakeExtrudedAreaSolid(m, profile, 40);
var solid = XbimGeometryCreator.CreateSolid(extrude);
var faceted = XbimGeometryCreator.CreateFacetedSolid(solid, m.ModelFactors.Precision, m.ModelFactors.DeflectionTolerance);
foreach (var face in faceted.Faces)
{
Assert.IsTrue(face.OuterBound.Edges.Count == 4, "Each face should have four outer edges");
}
int hasInnerCount = 0;
foreach (var face in faceted.Faces)
{
if (face.InnerBounds.Count == 1)
{
hasInnerCount++;
Assert.IsTrue(face.InnerBounds.First.Edges.Count == 4, "Each face should have four inner edges");
}
}
Assert.IsTrue(hasInnerCount == 2, "There should be two faces with an innerbound");
Assert.IsTrue(faceted.Shells.Count == 1, "Should only be one shell");
Assert.IsTrue(faceted.Vertices.Count == faceted.Shells.First.Vertices.Count, "Should be one shell with the same number of vertices");
}
}
}
public void ReadWriteTriangulationOfNonPlanarSolidTest()
{
using (var m = XbimModel.CreateTemporaryModel())
{
using (var txn = m.BeginTransaction())
{
var profile = IfcModelBuilder.MakeCircleHollowProfileDef(m, 20, 1);
var extrude = IfcModelBuilder.MakeExtrudedAreaSolid(m, profile, 40);
var solid = XbimGeometryCreator.CreateSolid(extrude);
TextWriter tw = new StringWriter();
XbimGeometryCreator.WriteTriangulation(tw, solid, m.ModelFactors.Precision, m.ModelFactors.DeflectionTolerance, 0.5);
TextReader tr = new StringReader(tw.ToString());
IXbimGeometryObject geom = XbimGeometryCreator.ReadTriangulation(tr);
var triangulatedSold = geom as IXbimSolid;
Assert.IsNotNull(triangulatedSold, "Invalid solid returned");
Assert.IsTrue(Math.Abs(solid.Volume - triangulatedSold.Volume) < 5, "Volume differs too much");
}
}
}
public void ConvertXbimSolidFromXbimFacetedSolidPlanarTest()
{
using (var m = XbimModel.CreateTemporaryModel())
{
using (var txn = m.BeginTransaction())
{
var profile = IfcModelBuilder.MakeRectangleHollowProfileDef(m, 20, 10, 1);
var extrude = IfcModelBuilder.MakeExtrudedAreaSolid(m, profile, 40);
var solid = XbimGeometryCreator.CreateSolid(extrude);
var faceted = XbimGeometryCreator.CreateFacetedSolid(solid, m.ModelFactors.Precision,
m.ModelFactors.DeflectionTolerance);
var solid2 = XbimGeometryCreator.CreateSolid(faceted);
Assert.IsTrue(solid.Shells.Count == solid2.Shells.Count, "Shell count differs");
Assert.IsTrue(solid.Faces.Count == solid2.Faces.Count, "Face count differs");
Assert.IsTrue(solid.Edges.Count == solid2.Edges.Count, "Edge count differs");
Assert.IsTrue(solid.Vertices.Count == solid2.Vertices.Count, "Vertex count differs");
Assert.IsTrue(Math.Abs(solid.Volume - solid2.Volume) < 0.001, "Volume differs");
}
}
}
