public void Select()
{
if (bones == null)
{
return;
}
foreach (var bone in bones)
{
if (!bone.isVisible)
{
continue;
}
Vector2 p1 = bone.position;
Vector2 p2 = bone.endPosition;
Vector2 point = Vector2.zero;
if (rect.Contains(p1, true) || rect.Contains(p2, true) ||
MathUtility.SegmentIntersection(new Vector2(rect.xMin, rect.yMin), new Vector2(rect.xMax, rect.yMin), p1, p2, ref point) ||
MathUtility.SegmentIntersection(new Vector2(rect.xMax, rect.yMin), new Vector2(rect.xMax, rect.yMax), p1, p2, ref point) ||
MathUtility.SegmentIntersection(new Vector2(rect.xMax, rect.yMax), new Vector2(rect.xMin, rect.yMax), p1, p2, ref point) ||
MathUtility.SegmentIntersection(new Vector2(rect.xMin, rect.yMax), new Vector2(rect.xMin, rect.yMin), p1, p2, ref point)
)
{
selection.Select(bone.ToCharacterIfNeeded(), true);
}
}
}
private bool SegmentIntersectsEdge(Vector2 p1, Vector2 p2, int ignoreIndex, ref Vector2 point, out int intersectingEdgeIndex)
{
intersectingEdgeIndex = -1;
float sqrDistance = float.MaxValue;
for (int i = 0; i < m_SpriteMeshData.edges.Count; i++)
{
Edge edge = m_SpriteMeshData.edges[i];
Vector2 v1 = m_SpriteMeshData.GetPosition(edge.index1);
Vector2 v2 = m_SpriteMeshData.GetPosition(edge.index2);
Vector2 pointTmp = Vector2.zero;
if (!edge.Contains(ignoreIndex) && MathUtility.SegmentIntersection(p1, p2, v1, v2, ref pointTmp))
{
float sqrMagnitude = (pointTmp - p1).sqrMagnitude;
if (sqrMagnitude < sqrDistance)
{
sqrDistance = sqrMagnitude;
intersectingEdgeIndex = i;
point = pointTmp;
}
}
}
return(intersectingEdgeIndex != -1);
}
