public void ObjectPlacementTest()
{
//this test checks that a object is correctly copied and moved
//create a box
using (var m = new MemoryModel(new Xbim.Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction("Test"))
{
var block = IfcModelBuilder.MakeBlock(m, 50, 10, 10);
var solid = _geomEngine.CreateSolid(block);
var placement = IfcModelBuilder.MakeLocalPlacement(m);
((IfcAxis2Placement3D)placement.RelativePlacement).Location.X = 100;
var bb = solid.BoundingBox;
var solidA = _geomEngine.Moved(solid, placement) as IXbimSolid;
Assert.IsNotNull(solidA, "Should be the same type as the master");
var displacement = solidA.BoundingBox.Centroid() - solid.BoundingBox.Centroid();
Assert.IsTrue(displacement == new XbimVector3D(100, 0, 0));
var placementRelTo = ((IfcLocalPlacement)placement.PlacementRelTo);
var zDir = m.Instances.New <IfcDirection>(d => d.SetXYZ(0, 0, 1));
((IfcAxis2Placement3D)placementRelTo.RelativePlacement).Axis = zDir;
var yDir = m.Instances.New <IfcDirection>(d => d.SetXYZ(0, 1, 0));
((IfcAxis2Placement3D)placementRelTo.RelativePlacement).RefDirection = yDir; //point in Y
((IfcAxis2Placement3D)placementRelTo.RelativePlacement).Location.X = 2000;
var solidB = _geomEngine.Moved(solid, placement) as IXbimSolid;
displacement = solidB.BoundingBox.Centroid() - solid.BoundingBox.Centroid();
var meshbuilder = new MeshHelper();
_geomEngine.Mesh(meshbuilder, solidB, m.ModelFactors.Precision, m.ModelFactors.DeflectionTolerance);
var box = meshbuilder.BoundingBox;
Assert.IsTrue(displacement == new XbimVector3D(1970, 120, 0));
}
}
}
public void ScaleAndCopyTest()
{
//this test checks that a object is correctly copied and moved
//create a box
using (var m = new MemoryModel(new Xbim.Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction("Test"))
{
var block = IfcModelBuilder.MakeBlock(m, 10, 10, 10);
var solid = _geomEngine.CreateSolid(block);
var transform = IfcModelBuilder.MakeCartesianTransformationOperator3D(m);
transform.Scale = 2;
var solidA = _geomEngine.Transformed(solid, transform);
var bb = solid.BoundingBox;
var bbA = solidA.BoundingBox;
Assert.IsTrue(Math.Abs(bb.Volume - 1000) < 1e-9, "Bounding box volume is incorrect in original shape");
Assert.IsTrue(Math.Abs(bbA.Volume - 8000) < 1e-9, "Bounding box volume is incorrect in scaled shape");
var transformNonUniform = IfcModelBuilder.MakeCartesianTransformationOperator3DnonUniform(m);
transformNonUniform.Scale3 = 100;
var solidB = _geomEngine.Transformed(solid, transformNonUniform);
Assert.IsTrue(Math.Abs(solidB.BoundingBox.Volume - 100000) < 1e-9, "Bounding box volume is incorrect in non uniform scaled shape");
Assert.IsTrue(Math.Abs(bb.Volume - 1000) < 1e-9, "Bounding box volume of original shape as been changed");
}
}
}
public void MoveAndCopyTest()
{
//this test checks that a object is correctly copied and moved
//create a box
using (var m = new MemoryModel(new Xbim.Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction("Test"))
{
{
var block = IfcModelBuilder.MakeBlock(m, 10, 10, 10);
var solid = _geomEngine.CreateSolid(block);
var ax3D = IfcModelBuilder.MakeAxis2Placement3D(m);
ax3D.Location.Y = 100;
var solidA = _geomEngine.Moved(solid, ax3D) as IXbimSolid;
Assert.IsNotNull(solidA, "Should be the same type as the master");
Assert.IsTrue(Math.Abs(solidA.Volume - solid.Volume) < 1e-9, "Volume has changed");
var displacement = solidA.BoundingBox.Centroid() - solid.BoundingBox.Centroid();
Assert.IsTrue(displacement == new XbimVector3D(0, 100, 0));
var bbA = solidA.BoundingBox;
var solidB = _geomEngine.Moved(solid, ax3D);
Assert.IsTrue(bbA.Centroid() - solidB.BoundingBox.Centroid() == new XbimVector3D(0, 0, 0));
}
}
}
}
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 IfcBlockTest()
{
using (var m = new MemoryModel(new Xbim.Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction("Test"))
{
var block = IfcModelBuilder.MakeBlock(m, 10, 15, 20);
var solid = geomEngine.CreateSolid(block);
Assert.IsTrue(solid.Faces.Count == 6, "6 faces are required of a block");
Assert.IsTrue(solid.Vertices.Count == 8, "8 vertices are required of a block");
var meshRec = new MeshHelper();
geomEngine.Mesh(meshRec, solid, m.ModelFactors.Precision, m.ModelFactors.DeflectionTolerance * 10);
Assert.IsTrue(meshRec.FaceCount == 6, "6 mesh faces are required of a block");
Assert.IsTrue(meshRec.PointCount == 24, "24 mesh points are required of a block");
txn.Commit();
}
}
}
public void GridPlacementTest()
{
//this test checks that a object is correctly copied and moved
//create a box
using (var m = new MemoryModel(new Xbim.Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction("Test"))
{
var block = IfcModelBuilder.MakeBlock(m, 10, 10, 10);
var solid = _geomEngine.CreateSolid(block);
var grid = IfcModelBuilder.MakeGrid(m, 3, 100);
var gridPlacement = m.Instances.New <IfcGridPlacement>();
gridPlacement.PlacementLocation = m.Instances.New <IfcVirtualGridIntersection>();
gridPlacement.PlacementLocation.IntersectingAxes.Add(grid.UAxes.Last());
gridPlacement.PlacementLocation.IntersectingAxes.Add(grid.VAxes.Last());
var solidA = _geomEngine.Moved(solid, gridPlacement) as IXbimSolid;
Assert.IsNotNull(solidA, "Should be the same type as the master");
var displacement = solidA.BoundingBox.Centroid() - solid.BoundingBox.Centroid();
Assert.IsTrue(displacement == new XbimVector3D(200, 200, 0));
}
}
}
public void BooleanCutSolidWithVoidPlanarTest()
{
using (var m = new MemoryModel(new Xbim.Ifc4.EntityFactoryIfc4()))
{
using (var txn = m.BeginTransaction("Populate"))
{
var block1 = IfcModelBuilder.MakeBlock(m, 20, 20, 20);
var block2 = IfcModelBuilder.MakeBlock(m, 5, 5, 5);
block2.Position.Location.X += 10;
block2.Position.Location.Y += 10;
block2.Position.Location.Z += 10;
var b1 = geomEngine.CreateSolid(block1);
var b2 = geomEngine.CreateSolid(block2);
var result = b1.Cut(b2, m.ModelFactors.PrecisionBoolean);
Assert.IsTrue(result.Count == 1, "Cutting of these two solids should return two solids");
foreach (var solid in result)
{
HelperFunctions.IsValidSolid(solid);
}
txn.Commit();
}
}
}
