bool UpdateMiddleEraseMesh()
{
if (oldPosition == null)
{
return(false);
}
Vector2D pos = new Vector2D(GetMousePosition());
Vector2D oldPos = new Vector2D(oldPosition);
if (Vector2D.Distance(pos, oldPos) < size)
{
return(false);
}
Polygon2D middlePolygon = new Polygon2D();
double rotation = Vector2D.Atan2(pos, oldPos) - Mathf.PI / 2;
Vector2D push = Vector2D.Zero();
push.Push(rotation, size);
middlePolygon.AddPoint(pos + push);
middlePolygon.AddPoint(pos - push);
middlePolygon.AddPoint(oldPos - push);
middlePolygon.AddPoint(oldPos + push);
eraseBrushMiddle = new EraseBrush(null, middlePolygon);
return(true);
}
public bool Update(Vector2D pos)
{
float scroll = Input.GetAxis("Mouse ScrollWheel");
float newPolygonSize = polygonSize + scroll;
if (newPolygonSize > 0.05f)
{
polygonSize = newPolygonSize;
}
mouseDown = true;
if (Input.GetMouseButtonDown(0))
{
Polygon2D.defaultCircleVerticesCount = polygonEdgeCount;
slicePolygon = Polygon2D.Create(polygonType, polygonSize);
Polygon2D polygon = new Polygon2D();
polygon.pointsList = new List <Vector2D>(slicePolygon.pointsList);
polygon.ToOffsetItself(pos);
EraseBrush EraseBrush = new EraseBrush(null, polygon);
Destruction2D.DestroyByPolygonAll(EraseBrush, destructionLayer);
return(true);
}
else
{
return(false);
}
}
static public bool DestroyByPolygonAll(EraseBrush eraseBrush, Destruction2DLayer layer = null)
{
bool slicingDetected = false;
if (layer == null)
{
layer = Destruction2DLayer.Create();
}
foreach (Destruction2D gObject in GetListLayer(layer))
{
if (gObject.DestroyByPolygon(eraseBrush))
{
slicingDetected = true;
}
}
return(slicingDetected);
}
public void OnCollisionEnter2D(Collision2D col)
{
Polygon2D polygon = Polygon2DList.CreateFromGameObject(gameObject)[0];
// or
//Polygon2D.Create(Polygon2D.PolygonType.Pentagon, 1);
polygon = polygon.ToScale(new Vector2(5, 5));
polygon = polygon.ToWorldSpace(transform);
EraseBrush EraseBrush = new EraseBrush(null, polygon);
Destruction2D.DestroyByPolygonAll(EraseBrush, Destruction2DLayer.Create());
Destruction2D.AddModifierAll(modifierTexture, gameObject.transform.position, new Vector2(5, 5), 0, Destruction2DLayer.Create());
Destroy(gameObject);
}
public DestructionEvent(EraseBrush newEraseBrush)
{
eraseBrush = newEraseBrush;
}
public bool DestroyByPolygon(EraseBrush EraseBrush)
{
//CrumbsEffect.isSlicing = false;
if (EraseBrush.GetWorldShape().pointsList.Count < 3)
{
return(false);
}
List <Polygon2D> polys = shape.GetWorld();
if (polys.Count > 0)
{
bool touch = false;
bool outside = false;
foreach (Polygon2D p in polys)
{
if (Math2D.PolyCollidePoly(EraseBrush.GetWorldShape(), p) == true)
{
touch = true;
}
if (EraseBrush.GetWorldShape().PolyInPoly(p) == false)
{
outside = true;
}
}
if (touch == false)
{
return(false);
}
// CrumbsEffect.isSlicing = true;
if (outside == false)
{
Destroy(gameObject);
return(true);
}
}
else
{
Polygon2D bound = GetBoundPolygon();
bool touch = false;
bound.ToWorldSpaceItself(transform);
if (Math2D.PolyCollidePoly(EraseBrush.GetWorldShape(), bound) == true)
{
touch = true;
}
if (touch == false)
{
return(false);
}
}
eraseEvents.Add(new DestructionEvent(EraseBrush));
if (textureType == TextureType.SpriteShape)
{
buffer.renderCamera.enabled = true;
}
else
{
Destruction2DManager.RequestBufferEvent(this);
}
return(true);
}
public void DestroyByComplexCut(ComplexCut complexCut)
{
EraseBrush erase = new EraseBrush(null, new Polygon2D(complexCut.GetPointsList()));
DestroyByPolygon(erase);
}
public void DestroyByLinearCut(LinearCut linearCut)
{
EraseBrush erase = new EraseBrush(null, new Polygon2D(linearCut.GetPointsList()));
DestroyByPolygon(erase);
}
public void DestroyByCollider(Collider2D collider)
{
EraseBrush erase = new EraseBrush(null, Polygon2DList.CreateFromGameObject(collider.gameObject)[0].ToWorldSpace(collider.transform));
DestroyByPolygon(erase);
}
