internal static Dictionary <IPolygon, bool> GetVisibilityPolygons(IPoint observerPoint, Dictionary <IPointCollection, bool> pointCollections)
{
var visibilityPolygons = new Dictionary <IPolygon, bool>();
foreach (var points in pointCollections)
{
var polylines = new List <IPolyline>();
if (points.Value)
{
polylines.Add(EsriTools.Create3DPolylineFromPoints(observerPoint, points.Key.Point[0]));
for (int i = 0; i < points.Key.PointCount - 1; i++)
{
polylines.Add(EsriTools.Create3DPolylineFromPoints(points.Key.Point[i], points.Key.Point[i + 1]));
}
polylines.Add(EsriTools.Create3DPolylineFromPoints(observerPoint, points.Key.Point[points.Key.PointCount - 1]));
}
else
{
for (int i = 0; i < points.Key.PointCount - 1; i++)
{
polylines.Add(EsriTools.Create3DPolylineFromPoints(points.Key.Point[i], points.Key.Point[i + 1]));
}
}
visibilityPolygons.Add(EsriTools.GetVisilityPolygon(polylines), points.Value);
}
return(visibilityPolygons);
}
internal static Dictionary <IPolyline, bool> GetPolylinesSegments(Dictionary <IPointCollection, bool> segments)
{
if (segments == null)
{
return(null);
}
var polylines = new Dictionary <IPolyline, bool>();
foreach (var segment in segments)
{
polylines.Add(EsriTools.Create3DPolylineFromPoints(segment.Key), segment.Value);
}
return(polylines);
}