/// <summary>
/// Returns a clone of this PointCloud.
/// </summary>
public PointCloud Clone()
{
PointCloud pcClone = new PointCloud();
foreach (Point p in this)
{
pcClone.Add(p.Clone());
}
return(pcClone);
}
/// <summary>
/// Returns a PointCloud of all points on the PolyLine.
/// </summary>
public PointCloud ToPointCloud()
{
// Create a point cloud from the points and return it
PointCloud pointCloud = new PointCloud();
foreach (Point point in this)
{
pointCloud.Add(point.Clone());
}
return(pointCloud);
}
/// <summary>
/// Returns the model points as a PointCloud.
/// </summary>
/// <returns>PointCloud object containing all model points.</returns>
public PointCloud ToPointCloud()
{
PointCloud pointCloud = new PointCloud();
foreach (DMTTriangleBlock block in _blocks)
{
foreach (Point vertex in block.TriangleVertices)
{
pointCloud.Add(vertex);
}
}
return(pointCloud);
}
/// <summary>
/// Creates a point cloud of all points that make up the "Top" surface of the
/// DMT Model (i.e. those points that can be seen from above).
/// </summary>
/// <returns>PointCloud object containing the points.</returns>
public PointCloud PointCloudFromTop()
{
PointCloud pointCloud = ToPointCloud();
// Raise the point up above the highest Z value
// Work out the highest Z point
double zMax = pointCloud.BoundingBox.MaxZ.Value;
// Give it a bit of clearance
zMax += 1.0;
// Give all points the same z value
PointCloud raisedCloud = new PointCloud();
foreach (Point cloudPoint in pointCloud)
{
Point raisedPoint = cloudPoint.Clone();
raisedPoint.Z = zMax;
raisedCloud.Add(cloudPoint);
}
// Now project them down onto the surface
ZoneModel();
List <Point> projectedPoints = null;
projectedPoints = ProjectPoints(raisedCloud);
// Remove the points that were not in the original top surface
PointCloud finalCloud = new PointCloud();
for (int index = 0; index <= projectedPoints.Count - 1; index++)
{
if (projectedPoints[index] == pointCloud[index])
{
finalCloud.Add(pointCloud[index]);
}
}
return(finalCloud);
}
