public static void AddPaths([NotNull] IList <Linestring> linestringsToAdd,
[NotNull] IPolyline toResult)
{
Func <Pnt3D, WKSPointZ> createPoint;
if (GeometryUtils.IsZAware(toResult))
{
createPoint = p => WKSPointZUtils.CreatePoint(p.X, p.Y, p.Z);
}
else
{
createPoint = p => WKSPointZUtils.CreatePoint(p.X, p.Y, double.NaN);
}
IPath pathTemplate = GeometryFactory.CreateEmptyPath(toResult);
foreach (Linestring resultLinestring in linestringsToAdd)
{
var pathPoints = new WKSPointZ[resultLinestring.SegmentCount + 1];
var i = 0;
foreach (Line3D line3D in resultLinestring)
{
pathPoints[i++] = createPoint(line3D.StartPoint);
}
Pnt3D last = resultLinestring[resultLinestring.SegmentCount - 1].EndPoint;
pathPoints[i] = createPoint(last);
IPath path = GeometryFactory.Clone(pathTemplate);
GeometryUtils.AddWKSPointZs((IPointCollection4)path, pathPoints);
((IGeometryCollection)toResult).AddGeometry(path);
}
}
private IList <WKSPointZ> GetPointDifference(bool symmetric)
{
var result = new List <WKSPointZ>();
if (!GeometryUtils.IsSamePoint((IPoint)_baseGeometry,
(IPoint)_compareGeometry,
_xyTolerance, _zTolerance))
{
result.Add(WKSPointZUtils.CreatePoint((IPoint)_baseGeometry));
if (symmetric)
{
result.Add(WKSPointZUtils.CreatePoint((IPoint)_compareGeometry));
}
}
return(result);
}
public static void AddPoints(IEnumerable <Pnt3D> points, IMultipoint toResult)
{
Func <Pnt3D, WKSPointZ> createPoint;
if (GeometryUtils.IsZAware(toResult))
{
createPoint = p => WKSPointZUtils.CreatePoint(p.X, p.Y, p.Z);
}
else
{
createPoint =
p => WKSPointZUtils.CreatePoint(p.X, p.Y, double.NaN);
}
WKSPointZ[] wksPointZs = points.Select(p => createPoint(p)).ToArray();
GeometryUtils.AddWKSPointZs((IPointCollection4)toResult, wksPointZs);
}
private static WKSPointZ[] GetWksPoints(IEnumerable <Pnt3D> pnts, int pointCount)
{
WKSPointZ[] wksPointArray = GetWksPointArray(pointCount);
var count = 0;
foreach (Pnt3D pnt3D in pnts)
{
if (count == pointCount)
{
break;
}
wksPointArray[count++] =
WKSPointZUtils.CreatePoint(pnt3D.X, pnt3D.Y, pnt3D.Z);
}
return(wksPointArray);
}
public void GetPlaneVectors(out WKSPointZ planeVector1, out WKSPointZ planeVector2)
{
WKSPointZ normal = GetNormalVector();
if (TryGetPlaneVectors(normal, WKSPointZUtils.CreatePoint(1, 0, 0),
out planeVector1, out planeVector2))
{
return;
}
if (TryGetPlaneVectors(normal, WKSPointZUtils.CreatePoint(0, 1, 0),
out planeVector1, out planeVector2))
{
return;
}
if (TryGetPlaneVectors(normal, WKSPointZUtils.CreatePoint(0, 0, 1),
out planeVector1, out planeVector2))
{
return;
}
throw new InvalidOperationException("unable to create plane vectors");
}
public WKSPointZ GetPlaneVector()
{
WKSPointZ normal = GetNormalVector();
WKSPointZ planeVector;
if (TryGetNormal(normal, WKSPointZUtils.CreatePoint(1, 0, 0), out planeVector))
{
}
else if (TryGetNormal(normal, WKSPointZUtils.CreatePoint(0, 1, 0), out planeVector))
{
}
else if (TryGetNormal(normal, WKSPointZUtils.CreatePoint(0, 0, 1), out planeVector))
{
}
else
{
throw new InvalidOperationException("unable to create plane vector");
}
WKSPointZ normedPlaneVector = WKSPointZUtils.GetNormed(planeVector);
return(normedPlaneVector);
}