/// <summary>最小外接矩形の上下左右の座標(ローカル座標)を返す</summary>
public static RectangleEndPoint minimumCircumscribedRectangleEndPoint(this EdgeCollider2D aCollider)
{
RectangleEndPoint tPoints = new RectangleEndPoint();
tPoints.up = aCollider.points[0].y;
tPoints.down = aCollider.points[0].y;
tPoints.left = aCollider.points[0].x;
tPoints.right = aCollider.points[0].x;
foreach (Vector2 tPoint in aCollider.points)
{
if (tPoint.x < tPoints.left)
{
tPoints.left = tPoint.x;
}
else if (tPoints.right < tPoint.x)
{
tPoints.right = tPoint.x;
}
if (tPoints.up < tPoint.y)
{
tPoints.up = tPoint.y;
}
else if (tPoint.y < tPoints.down)
{
tPoints.down = tPoint.y;
}
}
return(tPoints);
}
/// <summary>最小外接矩形の上下左右の座標(ローカル座標)を返す</summary>
public static RectangleEndPoint minimumCircumscribedRectangleEndPoint(this CircleCollider2D aCollider)
{
RectangleEndPoint tPoints = new RectangleEndPoint();
tPoints.up = aCollider.radius;
tPoints.down = -aCollider.radius;
tPoints.left = -aCollider.radius;
tPoints.right = aCollider.radius;
return(tPoints);
}
/// <summary>最小外接矩形の上下左右の座標(ローカル座標)を返す</summary>
public static RectangleEndPoint minimumCircumscribedRectangleEndPoint(this BoxCollider2D aCollider)
{
RectangleEndPoint tPoints = new RectangleEndPoint();
tPoints.up = aCollider.size.y / 2f + aCollider.offset.y;
tPoints.down = -aCollider.size.y / 2f + aCollider.offset.y;
tPoints.left = -aCollider.size.x / 2f + aCollider.offset.x;
tPoints.right = aCollider.size.x / 2f + aCollider.offset.x;
return(tPoints);
}
