public override bool IsIntersectingBox(Vector3 tl, Vector3 tr, Vector3 bl, Vector3 br)
{
bool top = GenerationUtility.CheckCircleLineIntersection(tl, tr, this.Position, this.Radius);
bool bottom = GenerationUtility.CheckCircleLineIntersection(bl, br, this.Position, this.Radius);
bool left = GenerationUtility.CheckCircleLineIntersection(tl, bl, this.Position, this.Radius);
bool right = GenerationUtility.CheckCircleLineIntersection(tr, br, this.Position, this.Radius);
bool inside = GenerationUtility.PointInBox(this.Position, tl, tr, bl, br);
return(top || bottom || left || right || inside);
}
public override bool IsIntersectingLine(Vector3 begin, Vector3 end)
{
if (GenerationUtility.PointInCircle(begin, this.Position, this.Radius) ||
GenerationUtility.PointInCircle(end, this.Position, this.Radius))
{
return(true);
}
return(GenerationUtility.CheckCircleLineIntersection(begin, end, this.Position, this.Radius));
}
public override bool IsIntersectingCircle(Vector3 center, float radius)
{
Vector3 tl, tr, bl, br;
BoxBounds(out tl, out tr, out bl, out br);
if (GenerationUtility.PointInCircle(tl, center, radius))
{
return(true);
}
if (GenerationUtility.PointInCircle(tr, center, radius))
{
return(true);
}
if (GenerationUtility.PointInCircle(bl, center, radius))
{
return(true);
}
if (GenerationUtility.PointInCircle(br, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(tl, tr, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(bl, br, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(tl, bl, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(tr, br, center, radius))
{
return(true);
}
return(GenerationUtility.PointInBox(center, tl, tr, bl, br));
}
public bool IsIntersectingCircle(Vector3 center, float radius)
{
Vector3 tl, tr, bl, br;
GenerationUtility.BoxBounds(this.Start.Position, this.End.Position, this.Width, out tl, out tr, out bl, out br);
if (GenerationUtility.PointInCircle(tl, center, radius))
{
return(true);
}
if (GenerationUtility.PointInCircle(tr, center, radius))
{
return(true);
}
if (GenerationUtility.PointInCircle(bl, center, radius))
{
return(true);
}
if (GenerationUtility.PointInCircle(br, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(tl, tr, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(bl, br, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(tl, bl, center, radius))
{
return(true);
}
if (GenerationUtility.CheckCircleLineIntersection(tr, br, center, radius))
{
return(true);
}
return(GenerationUtility.PointInBox(center, tl, tr, bl, br));
}
public void FillCircle(Vector3 center, float radius)
{
if (this.Reserved)
{
return; // don't fill reserved squares
}
bool topLeft = GenerationUtility.PointInCircle(this.TopLeft.Position, center, radius);
bool topRight = GenerationUtility.PointInCircle(this.TopRight.Position, center, radius);
bool bottomLeft = GenerationUtility.PointInCircle(this.BottomLeft.Position, center, radius);
bool bottomRight = GenerationUtility.PointInCircle(this.BottomRight.Position, center, radius);
if (topLeft)
{
this.TopLeft.Filled = true;
}
if (topRight)
{
this.TopRight.Filled = true;
}
if (bottomLeft)
{
this.BottomLeft.Filled = true;
}
if (bottomRight)
{
this.BottomRight.Filled = true;
}
if (topLeft || topRight || bottomLeft || bottomRight)
{
this.Filled = true;
}
if (!this.Filled)
{
return; // square is empty so work is done
}
if (GenerationUtility.CheckCircleLineIntersection(this.TopLeft.Position, this.TopRight.Position, center, radius))
{
this.Top.Filled = true;
this.Top.SetPosition(
GenerationUtility.CircleLineIntersection(this.TopLeft.Position, this.TopRight.Position, center, radius));
}
if (GenerationUtility.CheckCircleLineIntersection(this.BottomLeft.Position, this.BottomRight.Position, center, radius))
{
this.Bottom.Filled = true;
this.Bottom.SetPosition(
GenerationUtility.CircleLineIntersection(this.BottomLeft.Position, this.BottomRight.Position, center, radius));
}
if (GenerationUtility.CheckCircleLineIntersection(this.TopLeft.Position, this.BottomLeft.Position, center, radius))
{
this.Left.Filled = true;
this.Left.SetPosition(
GenerationUtility.CircleLineIntersection(this.TopLeft.Position, this.BottomLeft.Position, center, radius));
}
if (GenerationUtility.CheckCircleLineIntersection(this.TopRight.Position, this.BottomRight.Position, center, radius))
{
this.Right.Filled = true;
this.Right.SetPosition(
GenerationUtility.CircleLineIntersection(this.TopRight.Position, this.BottomRight.Position, center, radius));
}
}
