protected override void OnPolygonComplete(Polygon2f input)
{
polygon = input;
polygon.MakeCCW();
polygon.BuildIndices();
polygon.BuildHoleIndices();
if (polygon.IsSimple)
{
if (mode == TRIANGULATION_MODE.CONSTRAINTED)
{
mesh = ConstraintedTriangulation2.Triangulate(polygon);
}
else
{
ConformingCriteria criteria = new ConformingCriteria();
criteria.angBounds = 0.125f;
criteria.lenBounds = 0.2f;
criteria.iterations = iterations;
mesh = ConformingTriangulation2.Triangulate(polygon, criteria);
}
}
else
{
mesh = new Mesh2f(0, 0);
}
}
private void Start()
{
Polygon2f polygon = CreatePolygon2.FromCircle(new Vector2f(), 1.8f, 32);
ConformingCriteria criteria = new ConformingCriteria();
criteria.angBounds = 0.125f;
criteria.lenBounds = 0.2f;
criteria.iterations = 100;
var constructor = new FBMeshConstructor <FBVertex2f, FBFace>();
ConformingTriangulation2.Triangulate(polygon, constructor, criteria);
mesh = constructor.PopMesh();
int count = mesh.Vertices.Count;
positions = new List <Vector2f>();
for (int i = 0; i < mesh.Vertices.Count; i++)
{
positions.Add(mesh.Vertices[i].Position);
}
indices = mesh.CreateFaceIndices(3);
CreateConnectionLines(mesh);
}
public void Triangulate()
{
Polygon2f polygon = CreatePolygon2.FromBox(new Vector2f(-1), new Vector2f(1));
Mesh2f mesh = ConformingTriangulation2.Triangulate(polygon);
Assert.AreEqual(4, mesh.VerticesCount);
Assert.AreEqual(6, mesh.IndicesCount);
for (int i = 0; i < mesh.IndicesCount / 3; i++)
{
Vector2f a = mesh.Positions[mesh.Indices[i * 3 + 0]];
Vector2f b = mesh.Positions[mesh.Indices[i * 3 + 1]];
Vector2f c = mesh.Positions[mesh.Indices[i * 3 + 2]];
Triangle2f tri = new Triangle2f(a, b, c);
Assert.IsTrue(tri.SignedArea > 0);
}
}
