//public bool IsOtherEndClipped(PlanarEdge linkedEdge)
//{
// var commonVert = GetCommonVertex(linkedEdge);
// if (PrevEdgeInfo != null && PrevEdgeInfo.CommonVertex != commonVert)
// return PrevEdgeInfo.IsObtuse;
// if (NextEdgeInfo != null && NextEdgeInfo.CommonVertex != commonVert)
// return NextEdgeInfo.IsObtuse;
// return false;
//}
public static float CalculateAngleBetween(PlanarEdge edge1, PlanarEdge edge2)
{
Vector3 commonVert;
if (edge2.Contains(edge1.P1))
{
commonVert = edge1.P1;
}
else if (edge2.Contains(edge1.P2))
{
commonVert = edge1.P2;
}
else
{
return(0);
}
var opp1 = edge1.GetOppositeVertex(commonVert);
var dir1 = (opp1 - commonVert).Normalized();
var avgNormal = Vector3.Avg(edge1.OutlineDirection, edge2.OutlineDirection).Normalized();
var edgeAngleDiff = Vector3.AngleBetween(avgNormal, dir1);
return(edgeAngleDiff * 2f);
}
public bool Colinear(PlanarEdge other)
{
if (!(other.Contains(P1) || other.Contains(P2)))
{
return(false);
}
float angleDiff = Vector3.AngleBetween(Direction, other.Direction);
return(float.IsNaN(angleDiff) || angleDiff < 0.08);
}
public Vector3 GetCommonVertex(PlanarEdge otherEdge)
{
if (otherEdge.Contains(P1))
{
return(P1);
}
else if (otherEdge.Contains(P2))
{
return(P2);
}
return(Vector3.Empty);
}
