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);
}
protected virtual void Update()
{
if (Input.GetKeyDown(KeyCode.F1))
{
ResetInput();
MadePolygon = true;
OnPolygonComplete(CreatePolygon2.FromBox(new Vector2f(-1), new Vector2f(1)));
}
else if (Input.GetKeyDown(KeyCode.F2))
{
ResetInput();
Polygon2f box = CreatePolygon2.FromBox(new Vector2f(-1), new Vector2f(1));
Polygon2f hole = CreatePolygon2.FromBox(new Vector2f(-0.5f), new Vector2f(0.5f));
hole.MakeCW();
box.AddHole(hole);
MadePolygon = true;
OnPolygonComplete(box);
}
else if (Input.GetKeyDown(KeyCode.F3))
{
ResetInput();
Polygon2f circle = CreatePolygon2.FromCircle(new Vector2f(-1), 1, 16);
MadePolygon = true;
OnPolygonComplete(circle);
}
else if (Input.GetKeyDown(KeyCode.F4))
{
ResetInput();
Polygon2f circle = CreatePolygon2.FromCircle(new Vector2f(0), 1, 16);
Polygon2f hole = CreatePolygon2.FromCircle(new Vector2f(0), 0.5f, 16);
hole.MakeCW();
circle.AddHole(hole);
MadePolygon = true;
OnPolygonComplete(circle);
}
else if (Input.GetKeyDown(KeyCode.F5))
{
ResetInput();
Polygon2f capsule = CreatePolygon2.FromCapsule(new Vector2f(0), 1, 1, 16);
MadePolygon = true;
OnPolygonComplete(capsule);
}
else if (Input.GetKeyDown(KeyCode.F6))
{
ResetInput();
Polygon2f cathedral = CreatePolygon2.FromCapsule(new Vector2f(0), 1, 1, 16);
for (float x = -0.5f; x <= 0.5f; x += 1.0f)
{
for (float y = -0.75f; y <= 0.75f; y += 0.5f)
{
Polygon2f pillar = CreatePolygon2.FromCircle(new Vector2f(x, y), 0.1f, 16);
pillar.MakeCW();
cathedral.AddHole(pillar);
}
}
MadePolygon = true;
OnPolygonComplete(cathedral);
}
else
{
bool leftMouseClicked = Input.GetMouseButtonDown(0);
if (leftMouseClicked)
{
Vector2f point = GetMousePosition();
OnLeftClick(point);
}
if (Input.GetKeyDown(KeyCode.Space))
{
ResetInput();
OnPolygonCleared();
}
else if (!MadePolygon)
{
Vector2f point = GetMousePosition();
point = SnapToPolygon(point);
if (leftMouseClicked)
{
if (Points == null)
{
CreatePoints();
AddPoint(point);
AddPoint(point);
}
else
{
if (PolygonClosed())
{
ClosePolygon();
MadePolygon = true;
OnPolygonComplete(new Polygon2f(Points.ToArray()));
}
else
{
AddPoint(point);
}
}
}
else
{
MoveLastPoint(point);
}
}
}
}
