public void InvalidIcoGridResolutionY()
{
var grid = new IcoGrid()
{
Size = new SharpDX.Vector2(2, 2),
ResolutionX = 4,
ResolutionY = -2
};
}
public void ValidIcoGrid()
{
var grid = new IcoGrid()
{
Size = new SharpDX.Vector2(2, 2),
ResolutionX = 16,
ResolutionY = 16
};
}
public void IcoGridRaiseEventsProperly()
{
int count = 0;
var grid = new IcoGrid()
{
Size = new SharpDX.Vector2(2, 2),
ResolutionX = 16,
ResolutionY = 16
};
grid.PropertyChanged += (s, e) => count++;
grid.Size = new SharpDX.Vector2(0.5f, 0.5f);
grid.ResolutionX = 4;
grid.ResolutionY = 4;
Assert.AreEqual <int>(count, 3);
}
public void EnumerateEdges()
{
var grid = new IcoGrid <ISet <int> >(5);
for (int i = 0; i < grid.vertices.Length; ++i)
{
grid.vertices[i] = new HashSet <int>();
}
foreach (var edge in grid.Edges)
{
Assert.IsTrue(edge.A.Add(edge.b), "Duplicate edge between vertices {0} and {1}.", edge.a, edge.b);
Assert.IsTrue(edge.B.Add(edge.a), "Duplicate edge between vertices {0} and {1}.", edge.b, edge.a);
}
int fives = 0, sixes = 0;
for (int i = 0; i < grid.vertices.Length; ++i)
{
var edges = grid.vertices[i];
int edgeCount = edges.Count;
if (edgeCount == 5)
{
++fives;
}
else if (edgeCount == 6)
{
++sixes;
}
else
{
Assert.Fail("Edge count of vertex {0} should be 5 or 6; was {1}. Connected vertices: {2}", i, edgeCount, edges);
}
}
Assert.AreEqual(12, fives, "Expected exactly 12 vertices with 5 edges.");
Assert.AreEqual(grid.vertices.Length - 12, sixes, "Expected all other vertices with 6 edges.");
}
public Edge(IcoGrid <T> grid, int a, int b)
{
vertices = grid.vertices;
this.a = a;
this.b = b;
}
