static public Slice2D Explode(Polygon2D polygon, int explosionSlices = 0)
{
if (explosionSlices < 1)
{
explosionSlices = Slicer2DSettings.GetExplosionSlices();
}
Slice2D result = Slice2D.Create(null, Slice2DType.Explode);
Rect polyRect = polygon.GetBounds();
result.AddPolygon(polygon);
int tries = 0;
while (result.GetPolygons().Count < explosionSlices)
{
foreach (Polygon2D p in new List <Polygon2D>(result.GetPolygons()))
{
Slice2D newResult = SliceFromPoint(p, new Vector2D(polyRect.x + UnityEngine.Random.Range(0, polyRect.width), polyRect.y + UnityEngine.Random.Range(0, polyRect.height)), UnityEngine.Random.Range(0, Mathf.PI * 2));
/*
* Polygon2D smallest = Polygon2DList.GetSmallest(newResult.GetPolygons());
* if (smallest != null) {
* Debug.Log(smallest.GetArea());
*
* if (smallest.GetArea() < 1) {
* continue;
* }
* }*/
if (newResult.GetPolygons().Count > 0)
{
if (newResult.slices.Count > 0)
{
foreach (List <Vector2D> i in newResult.slices)
{
result.AddSlice(i);
}
}
foreach (Polygon2D poly in newResult.GetPolygons())
{
result.AddPolygon(poly);
}
result.RemovePolygon(p);
}
}
tries += 1;
if (tries > 20)
{
return(result);
}
}
return(result);
}
static public Slice2D ExplodeByPoint(Polygon2D polygon, Vector2D point, int explosionSlices = 0)
{
if (explosionSlices < 1)
{
explosionSlices = Slicer2DSettings.GetExplosionSlices();
}
Slice2D result = Slice2D.Create(null, point);
if (polygon.PointInPoly(point) == false)
{
return(result);
}
float sliceRot = UnityEngine.Random.Range(0, 360);
Polygon2D hole = Polygon2D.Create(Polygon2D.PolygonType.Rectangle, 0.1f);
hole = hole.ToOffset(point);
polygon.AddHole(hole);
result.AddPolygon(polygon);
int tries = 0;
while (result.GetPolygons().Count < explosionSlices)
{
foreach (Polygon2D p in new List <Polygon2D>(result.GetPolygons()))
{
sliceRot += UnityEngine.Random.Range(15, 45) * Mathf.Deg2Rad;
Vector2D v = new Vector2D(point);
v.Push(sliceRot, 0.4f);
Slice2D newResult = SliceFromPoint(p, v, sliceRot);
if (newResult.GetPolygons().Count > 0)
{
if (newResult.slices.Count > 0)
{
foreach (List <Vector2D> i in newResult.slices)
{
result.AddSlice(i);
}
}
foreach (Polygon2D poly in newResult.GetPolygons())
{
result.AddPolygon(poly);
}
result.RemovePolygon(p);
}
}
tries += 1;
if (tries > 20)
{
return(result);
}
}
return(result);
}
