static public Pair2 GetPair(Pair2 pair, float distance)
{
float direction = pair.a.Atan2(pair.b);
Vector2 resultA = pair.a;
Vector2 resultB = pair.b;
Vector2 pointA = pair.a;
Vector2 pointB = pair.b;
pointA = pointA.Push(direction, distance);
pointB = pointB.Push(direction, -distance);
Sliceable2D slicerA = Sliceable2D.PointInSlicerComponent(pair.a.ToVector2D());
Sliceable2D slicerB = Sliceable2D.PointInSlicerComponent(pair.b.ToVector2D());
Pair2 thresholdPairA = new Pair2(pair.a, pointA);
Pair2 thresholdPairB = new Pair2(pair.b, pointB);
if (slicerA != null)
{
List <Vector2D> pointsA = slicerA.shape.GetWorld().GetListLineIntersectPoly(thresholdPairA.ToPair2D());
if (pointsA.Count > 0)
{
pointsA = Vector2DList.GetListSortedToPoint(pointsA, pointA.ToVector2D());
resultA = pointsA[pointsA.Count - 1].ToVector2();
resultA.Push(direction, 0.05f);
}
}
if (slicerB != null)
{
List <Vector2D> pointsB = slicerB.shape.GetWorld().GetListLineIntersectPoly(thresholdPairB.ToPair2D());
if (pointsB.Count > 0)
{
pointsB = Vector2DList.GetListSortedToPoint(pointsB, pointB.ToVector2D());
resultB = pointsB[pointsB.Count - 1].ToVector2();
resultB.Push(direction, -0.05f);
}
}
return(new Pair2(resultA, resultB));
}
static public Vector2List GetPoints(Vector2List list, float distance)
{
if (list.Count() < 2)
{
return(list);
}
Vector2List result = list.Copy();
float directionA = list.points[0].Atan2(list.points[1]);
float directionB = list.points[list.points.Count - 2].Atan2(list.points[list.points.Count - 1]);
Vector2 pointA = list.points[0];
Vector2 pointB = list.points[list.points.Count - 1];
pointA.Push(directionA, distance);
pointB.Push(directionB, -distance);
Sliceable2D slicerA = Sliceable2D.PointInSlicerComponent(list.points[0].ToVector2D());
Sliceable2D slicerB = Sliceable2D.PointInSlicerComponent(list.points[list.points.Count - 1].ToVector2D());
Pair2 thresholdPairA = new Pair2(list.points[0], pointA);
Pair2 thresholdPairB = new Pair2(list.points[list.points.Count - 1], pointB);
Vector2D resultA = null;
Vector2D resultB = null;
if (slicerA != null)
{
List <Vector2D> pointsA = slicerA.shape.GetWorld().GetListLineIntersectPoly(thresholdPairA.ToPair2D());
if (pointsA.Count > 0)
{
pointsA = Vector2DList.GetListSortedToPoint(pointsA, pointA.ToVector2D());
resultA = pointsA[pointsA.Count - 1];
resultA.Push(directionA, 0.05f);
}
}
if (slicerB != null)
{
List <Vector2D> pointsB = slicerB.shape.GetWorld().GetListLineIntersectPoly(thresholdPairB.ToPair2D());
if (pointsB.Count > 0)
{
pointsB = Vector2DList.GetListSortedToPoint(pointsB, pointB.ToVector2D());
resultB = pointsB[pointsB.Count - 1];
resultB.Push(directionB, -0.05f);
}
}
if (resultA != null)
{
result.Insert(0, resultA.ToVector2());
}
if (resultB != null)
{
result.Add(resultB.ToVector2());
}
return(result);
}
