public void RStarTreeConstructorTest()
{
// default values
RStarTree tree = new RStarTree();
tree.Height.ShouldBe(0);
tree.NumberOfGeometries.ShouldBe(0);
tree.MinChildren.ShouldBe(8);
tree.MaxChildren.ShouldBe(12);
// min. 2, max. 4 children
tree = new RStarTree(2, 4);
tree.Height.ShouldBe(0);
tree.NumberOfGeometries.ShouldBe(0);
tree.MinChildren.ShouldBe(2);
tree.MaxChildren.ShouldBe(4);
// min. 10, max. 100 children
tree = new RStarTree(10, 100);
tree.Height.ShouldBe(0);
tree.NumberOfGeometries.ShouldBe(0);
tree.MinChildren.ShouldBe(10);
tree.MaxChildren.ShouldBe(100);
// exceptions
Should.Throw <ArgumentOutOfRangeException>(() => new RStarTree(0, 1));
Should.Throw <ArgumentOutOfRangeException>(() => new RStarTree(1, 1));
}
public void ImportAndReset(IEnumerable <IndexedFaceSet> faceSets)
{
var faceSetsArray = faceSets.ToArray();
if (settings.Direction.SupportAnyDirection)
{
foreach (var indexedFaceSet in faceSetsArray)
{
vectorDirOperator.AddIndexedFaceSet(indexedFaceSet);
}
}
spatialRepository.TriangleMeshes = faceSetsArray.Select(f => f.CreateMesh()).ToList();
currentTriangleCount = 0;
foreach (var triangleMesh in spatialRepository.TriangleMeshes)
{
var rtree = new RStarTree <Triangle>();
rtree.Add(triangleMesh.Triangles);
currentTriangleCount += triangleMesh.Triangles.Count;
triangleMesh.RTreeRoot = rtree;
}
}
public void AddImport(List <TriangleMesh> meshes)
{
spatialRepository.AddMeshes(meshes);
var currentTriangleCount = 0;
foreach (var triangleMesh in spatialRepository.TriangleMeshes)
{
var rtree = new RStarTree <Triangle>();
rtree.Add(triangleMesh.Triangles);
currentTriangleCount += triangleMesh.Triangles.Count;
triangleMesh.RTreeRoot = rtree;
}
Console.WriteLine("Triangles imported:" + currentTriangleCount);
}
public void RStarTreeAddTest()
{
RStarTree tree = new RStarTree(2, 3);
// add a single geometry
tree.Add(_geometries[0]);
Assert.AreEqual(1, tree.Height);
Assert.AreEqual(1, tree.NumberOfGeometries);
tree.Add(_geometries[1]);
Assert.AreEqual(1, tree.Height);
Assert.AreEqual(2, tree.NumberOfGeometries);
tree.Add(_geometries[2]);
Assert.AreEqual(1, tree.Height);
Assert.AreEqual(3, tree.NumberOfGeometries);
tree.Add(_geometries[3]);
Assert.AreEqual(2, tree.Height);
Assert.AreEqual(4, tree.NumberOfGeometries);
for (Int32 geometryIndex = 4; geometryIndex < _geometries.Count; geometryIndex++)
{
tree.Add(_geometries[geometryIndex]);
}
Assert.AreEqual(_geometries.Count, tree.NumberOfGeometries);
Assert.IsTrue(tree.Height >= Math.Floor(Math.Log(_geometries.Count, 3)));
Assert.IsTrue(tree.Height <= Math.Ceiling(Math.Log(_geometries.Count, 2)));
// add a complete collection
tree = new RStarTree(2, 3);
tree.Add(_geometries);
Assert.AreEqual(_geometries.Count, tree.NumberOfGeometries);
// errors
Assert.Throws <ArgumentNullException>(() => tree.Add((IGeometry)null));
Assert.Throws <ArgumentNullException>(() => tree.Add((IEnumerable <IGeometry>)null));
}
public void RStarTreeAddTest()
{
RStarTree tree = new RStarTree(2, 3);
// add a single geometry
tree.Add(this.geometries[0]);
tree.Height.ShouldBe(1);
tree.NumberOfGeometries.ShouldBe(1);
tree.Add(this.geometries[1]);
tree.Height.ShouldBe(1);
tree.NumberOfGeometries.ShouldBe(2);
tree.Add(this.geometries[2]);
tree.Height.ShouldBe(1);
tree.NumberOfGeometries.ShouldBe(3);
tree.Add(this.geometries[3]);
tree.Height.ShouldBe(2);
tree.NumberOfGeometries.ShouldBe(4);
for (Int32 geometryIndex = 4; geometryIndex < this.geometries.Count; geometryIndex++)
{
tree.Add(this.geometries[geometryIndex]);
}
tree.NumberOfGeometries.ShouldBe(this.geometries.Count);
tree.Height.ShouldBeGreaterThanOrEqualTo((Int32)Math.Floor(Math.Log(this.geometries.Count, 3)));
tree.Height.ShouldBeLessThanOrEqualTo((Int32)Math.Ceiling(Math.Log(this.geometries.Count, 2)));
// add a complete collection
tree = new RStarTree(2, 3);
tree.Add(this.geometries);
tree.NumberOfGeometries.ShouldBe(this.geometries.Count);
// exceptions
Should.Throw <ArgumentNullException>(() => tree.Add((IGeometry)null));
Should.Throw <ArgumentNullException>(() => tree.Add((IEnumerable <IGeometry>)null));
}
public void RStarTreeConstructorTest()
{
// default values
RStarTree tree = new RStarTree();
Assert.AreEqual(0, tree.Height);
Assert.AreEqual(0, tree.NumberOfGeometries);
Assert.AreEqual(8, tree.MinChildren);
Assert.AreEqual(12, tree.MaxChildren);
// min. 2, max. 4 children
tree = new RStarTree(2, 4);
Assert.AreEqual(0, tree.Height);
Assert.AreEqual(0, tree.NumberOfGeometries);
Assert.AreEqual(2, tree.MinChildren);
Assert.AreEqual(4, tree.MaxChildren);
// min. 10, max. 100 children
tree = new RStarTree(10, 100);
Assert.AreEqual(0, tree.Height);
Assert.AreEqual(0, tree.NumberOfGeometries);
Assert.AreEqual(10, tree.MinChildren);
Assert.AreEqual(100, tree.MaxChildren);
// errors
Assert.Throws <ArgumentOutOfRangeException>(() => new RStarTree(0, 1));
Assert.Throws <ArgumentOutOfRangeException>(() => new RStarTree(1, 1));
}
public void CreateRTree()
{
RTreeRoot = new RStarTree <Triangle>();
RTreeRoot.Add(triangles);
}
