private void Initialize(ILevelControllerOptions options)
{
// Constructs all the in-level components, then stores the ones that'll be needed later in member variables.
// Done this way rather than directly initializing the member variables because this way if they're reordered,
// the compiler will complain if something's being constructed before its dependency.
var surface = GeodesicSphereFactory.Build(options);
var simulation = new SimulationController(surface, options);
var cameraController = new CameraController(options);
var meshManager = new MeshManager(surface);
var cursorTracker = new CursorTracker(cameraController.Camera, meshManager);
var fieldManipulator = new FieldManipulator(surface, cursorTracker, options);
var colorMapView = new ColorMapView(surface, meshManager.Mesh, options);
var particleMapView = new ParticleMapView(surface, options);
var rawValuesView = new RawValuesView(cursorTracker);
var timeDilationView = new TimeView(50, options.Timestep);
var latLongGridView = new LatLongGridView(options.Radius);
_simulationController = simulation;
_colorMapView = colorMapView;
_particleMapView = particleMapView;
_rawValuesView = rawValuesView;
_timeView = timeDilationView;
_latLongGridView = latLongGridView;
_cameraController = cameraController;
_cursorTracker = cursorTracker;
_fieldManipulator = fieldManipulator;
}
public void TwelveFaces_ShouldHaveFiveVertices
(IPolyhedronOptions options)
{
// Fixture setup
var polyhedron = GeodesicSphereFactory.Build(options);
// Exercise system
var numberOfFacesWithFiveVertices = polyhedron.Faces.Count(face => face.Vertices.Count == 5);
// Verify outcome
Debug.WriteLine("Number of faces with five vertices is " + numberOfFacesWithFiveVertices);
Assert.True(numberOfFacesWithFiveVertices == 12);
// Teardown
}
public void NumberOfFaces_If43FacesAreRequested_ShouldBe162()
{
// Fixture setup
var options = new TestPolyhedronOptions { MinimumNumberOfFaces = 43, Radius = 1 };
var polyhedron = GeodesicSphereFactory.Build(options);
// Exercise system
var numberOfFaces = polyhedron.Faces.Count;
// Verify outcome
Debug.WriteLine("Number of faces is " + numberOfFaces);
Assert.True(numberOfFaces == 162);
// Teardown
}
public void Vertices_ShouldHaveTheSameLengthsAsTheRadius
(IPolyhedronOptions options)
{
// Fixture setup
var polyhedron = GeodesicSphereFactory.Build(options);
// Exercise system
var vertices = polyhedron.Vertices;
// Verify outcome
var lengths = vertices.Select(vertex => vertex.Position.Norm()).ToList();
Debug.WriteLine("Lengths were " + TestUtilities.CollectionToString(lengths));
Assert.True(lengths.All(length => Number.AlmostEqual(length, options.Radius)));
// Teardown
}
public void EveryVertex_ShouldNeighbourThreeFaces
(IPolyhedronOptions options)
{
// Fixture setup
var polyhedron = GeodesicSphereFactory.Build(options);
// Exercise system
var numberOfVerticesWithThreeFaces = polyhedron.Vertices.Count(vertex => polyhedron.FacesOf(vertex).Count == 3);
// Verify outcome
var numberOfVertices = polyhedron.Vertices.Count;
Debug.WriteLine("Number of vertices is " + numberOfVertices);
Debug.WriteLine("Number of vertices neighbouring three faces is " + numberOfVerticesWithThreeFaces);
Assert.True(numberOfVerticesWithThreeFaces == numberOfVertices);
// Teardown
}
public void EveryEdge_ShouldNeighbourTwoFaces
(IPolyhedronOptions options)
{
// Fixture setup
var polyhedron = GeodesicSphereFactory.Build(options);
// Exercise system
var numberOfEdgesWithThreeFaces = polyhedron.Edges.Count(edge => polyhedron.FacesOf(edge).Count == 2);
// Verify outcome
var numberOfEdges = polyhedron.Edges.Count;
Debug.WriteLine("Number of edges is " + numberOfEdges);
Debug.WriteLine("Number of edges neighbouring two faces is " + numberOfEdgesWithThreeFaces);
Assert.True(numberOfEdgesWithThreeFaces == numberOfEdges);
// Teardown
}
public void NumbersOfVerticesAndEdgesAndFaces_ShouldSatisfyEulersFormula
(IPolyhedronOptions options)
{
// Fixture setup
var polyhedron = GeodesicSphereFactory.Build(options);
// Exercise system
var v = polyhedron.Vertices.Count;
var e = polyhedron.Edges.Count;
var f = polyhedron.Faces.Count;
// Verify outcome
Debug.WriteLine("Number of vertices: " + v);
Debug.WriteLine("Number of edges: " + e);
Debug.WriteLine("Number of faces: " + f);
Assert.True(v - e + f == 2);
// Teardown
}
