static void OnDrawRhinoObjectProc(Guid am_id, IntPtr pConstRhinoObject, IntPtr pRhinoDisplayPipeline)
{
VisualAnalysisMode mode = FindLocal(am_id);
if (mode != null)
{
var rhobj = Rhino.DocObjects.RhinoObject.CreateRhinoObjectHelper(pConstRhinoObject);
DisplayPipeline dp = new DisplayPipeline(pRhinoDisplayPipeline);
try
{
Rhino.DocObjects.BrepObject brep = rhobj as Rhino.DocObjects.BrepObject;
if (brep != null)
{
mode.DrawBrepObject(brep, dp);
return;
}
Rhino.DocObjects.CurveObject curve = rhobj as Rhino.DocObjects.CurveObject;
if (curve != null)
{
mode.DrawCurveObject(curve, dp);
return;
}
Rhino.DocObjects.MeshObject mesh = rhobj as Rhino.DocObjects.MeshObject;
if (mesh != null)
{
mode.DrawMeshObject(mesh, dp);
return;
}
Rhino.DocObjects.PointCloudObject pointcloud = rhobj as Rhino.DocObjects.PointCloudObject;
if (pointcloud != null)
{
mode.DrawPointCloudObject(pointcloud, dp);
return;
}
Rhino.DocObjects.PointObject pointobj = rhobj as Rhino.DocObjects.PointObject;
if (pointobj != null)
{
mode.DrawPointObject(pointobj, dp);
return;
}
}
catch (Exception) { }
}
}
/// <summary>
/// Draws one brep. Override this method to add your custom behavior.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="brep">A brep object.</param>
/// <param name="pipeline">The current display pipeline.</param>
protected virtual void DrawBrepObject(Rhino.DocObjects.BrepObject brep, DisplayPipeline pipeline)
{
}
private bool AddNodePoint(RhinoDoc doc, double offsetVal, double spacingVal)
{
bool result = false;
try
{
int nodeLayerIndex = doc.Layers.Find("Nodes", true);
if (nodeLayerIndex > -1)
{
Rhino.DocObjects.RhinoObject[] rhobjs = doc.Objects.FindByLayer("A-FLOR");
for (int i = 0; i < rhobjs.Length; i++)
{
if (rhobjs[i] is Rhino.DocObjects.BrepObject)
{
Rhino.DocObjects.BrepObject brepObj = rhobjs[i] as Rhino.DocObjects.BrepObject;
Brep brep = brepObj.BrepGeometry;
foreach (BrepFace face in brep.Faces)
{
if (face.NormalAt(0, 0).Z == 1)
{
Surface offsetSurface = face.Offset(offsetVal, doc.ModelAbsoluteTolerance);
BoundingBox bb = offsetSurface.GetBoundingBox(true);
int colNum = (int)Math.Floor((bb.Max.X - bb.Min.X) / spacingVal);
int rowNum = (int)Math.Floor((bb.Max.Y - bb.Min.Y) / spacingVal);
double remainderX = ((bb.Max.X - bb.Min.X) - (colNum * spacingVal)) / 2;
double remainderY = ((bb.Max.Y - bb.Min.Y) - (rowNum * spacingVal)) / 2;
int nodeNum = 0;
List <Guid> ids = new List <Guid>();
for (int col = 0; col < colNum; col++)
{
double xVal = bb.Min.X + remainderX + spacingVal * (col + 0.5);
for (int row = 0; row < rowNum; row++)
{
double yVal = bb.Min.Y + remainderY + spacingVal * (row + 0.5);
Point3d point = new Point3d(xVal, yVal, offsetVal);
Rhino.DocObjects.ObjectAttributes attributes = new Rhino.DocObjects.ObjectAttributes();
attributes.Name = "Node_" + nodeNum;
attributes.LayerIndex = nodeLayerIndex;
Guid guid = doc.Objects.AddPoint(point, attributes);
ids.Add(guid);
nodeNum++;
}
}
int index = doc.Groups.Add(ids);
break;
}
}
}
}
}
}
catch (Exception ex)
{
RhinoApp.WriteLine("Cannot add node points. " + ex.Message);
}
return(result);
}
