public static List <Vector3> BuildHull(GeoPointsArray3 points)
{
QuickHull qHull = new QuickHull(points);
qHull.BuildHull();
return(qHull.GetTriangles());
}
public static GeoPointsArray3 BuildConvexHull(GeoPointsArray3 points)
{
points.Distinct();
GeoPlane plane = new GeoPlane(Vector3.zero, 0);
if (IsOnSamePlane(points, ref plane))
{
GeoPointsArray2 point2 = new GeoPointsArray2(GeoPlaneUtils.PlaneTransformLocal(points.mPointArray, plane));
point2 = BuildConvexHull(point2);
return(new GeoPointsArray3(GeoPlaneUtils.PlaneTransformGlobal(point2.mPointArray, plane)));
}
else
{
return(new GeoPointsArray3(QuickHull.BuildHull(points)));
}
}
public static List <Vector3> CalculateConvexHull(List <Vector3> vertices, bool use2d, int ignore = 1)
{
List <Vector3> temp = new List <Vector3>();
if (use2d)
{
int x = 0;
int y = 1;
if (ignore == 0)
{
x = 1;
y = 2;
}
else if (ignore == 1)
{
x = 0;
y = 2;
}
else
{
x = 0;
y = 1;
}
List <Vector2> temp2 = new List <Vector2>();
foreach (Vector3 v in vertices)
{
temp2.Add(new Vector2(v[x], v[y]));
}
temp2 = JarvisConvex.BuildHull(temp2);
GeoPolygonUtils.ReverseIfCW(ref temp2);
foreach (Vector2 v in temp2)
{
temp.Add(vertices.Find((Vector3 v3) => { return(v3[x] == v[0] && v3[y] == v[1]); }));
}
}
else
{
temp = QuickHull.BuildHull(vertices);
}
return(temp);
}
