public static List <Surface> GenerateNormalArrow(List <Mesh> items)
{
RhinoDoc doc = RhinoDoc.ActiveDoc;
string unit = doc.GetUnitSystemName(true, true, true, true);
int mp = 1;
if (unit == "m")
{
mp = 1;
}
else if (unit == "mm")
{
mp = 1000;
}
else if (unit == "cm")
{
mp = 100;
}
List <Surface> arrow_list = new List <Surface>();
foreach (Mesh ori_mesh in items)
{
foreach (MeshFace m_face in ori_mesh.Faces)
{
List <Point3d> ps = new List <Point3d>();
if (m_face.IsTriangle)
{
ps.Add(ori_mesh.Vertices[m_face.A]);
ps.Add(ori_mesh.Vertices[m_face.B]);
ps.Add(ori_mesh.Vertices[m_face.C]);
}
else if (m_face.IsQuad)
{
ps.Add(ori_mesh.Vertices[m_face.A]);
ps.Add(ori_mesh.Vertices[m_face.B]);
ps.Add(ori_mesh.Vertices[m_face.C]);
ps.Add(ori_mesh.Vertices[m_face.D]);
}
else
{
}
Vector3d[] tv = GetFaceNormal(ps);
Vector3d nv = tv[0];
Point3d cp = new Point3d(tv[1].X, tv[1].Y, tv[1].Z);
Plane bp = new Plane(cp, nv);
Circle bc = new Circle(bp, 0.1 * mp);
NurbsCurve _bc = bc.ToNurbsCurve();
Surface arrow = Surface.CreateExtrusionToPoint(_bc, new Point3d(cp.X + nv.X * mp, cp.Y + nv.Y * mp, cp.Z + nv.Z * mp));
arrow_list.Add(arrow);
}
}
return(arrow_list);
}
/// <summary>
/// read meta data from one doc object
/// </summary>
/// <param name="oref">object reference</param>
/// <param name="propkeys">query keys</param>
/// <returns>array of properties</returns>
private string[] GetProp(ObjRef oref, string[] propkeys)
{
string[] line = new string[propkeys.Length];
RhinoObject obj = oref.Object();
for (int i = 0; i < propkeys.Length; i++)
{
string k = propkeys[i];
if (popup.cun != "" && popup.cun != null)
{
docunit = popup.cun;
}
else
{
docunit = parent.GetUnitSystemName(true, false, true, true);
}
switch (k)
{
case "GUID":
line.SetValue(oref.ObjectId.ToString(), i);
break;
case "Type":
line.SetValue(obj.ObjectType.ToString(), i);
break;
case "Name":
line.SetValue(obj.Name, i);
break;
case "Layer":
var li = obj.Attributes.LayerIndex;
var layer = parent.Layers.FindIndex(li);
line.SetValue(layer.Name, i);
break;
case "Color":
var c = obj.Attributes.DrawColor(parent);
if (popup.cf == 0)
{
line.SetValue(c.ToString(), i);
}
else if (popup.cf == 1)
{
line.SetValue(string.Format("{0}-{1}-{2}", c.R, c.G, c.B), i);
}
else
{
line.SetValue(string.Format("{0} {1} {2}", c.R, c.G, c.B), i);
}
break;
case "LineType":
var lti = parent.Linetypes.LinetypeIndexForObject(obj);
var lt = parent.Linetypes[lti].Name;
line.SetValue(lt, i);
break;
case "PrintColor":
Color pc;
var pcs = obj.Attributes.PlotColorSource;
if (pcs == ObjectPlotColorSource.PlotColorFromLayer)
{
li = obj.Attributes.LayerIndex;
layer = parent.Layers.FindIndex(li);
pc = layer.PlotColor;
}
else
{
pc = obj.Attributes.PlotColor;
}
if (popup.cf == 0)
{
line.SetValue(pc.ToString(), i);
}
else if (popup.cf == 1)
{
line.SetValue(string.Format("{0}-{1}-{2}", pc.R, pc.G, pc.B), i);
}
else
{
line.SetValue(string.Format("{0} {1} {2}", pc.R, pc.G, pc.B), i);
}
break;
case "PrintWidth":
double pw;
var pws = obj.Attributes.PlotWeightSource;
if (pws == ObjectPlotWeightSource.PlotWeightFromLayer)
{
li = obj.Attributes.LayerIndex;
layer = parent.Layers.FindIndex(li);
pw = layer.PlotWeight;
}
else
{
pw = obj.Attributes.PlotWeight;
}
if (options[0])
{
line.SetValue(pw.ToString() + "pt", i); // with unit
}
else
{
line.SetValue(pw.ToString(), i);
}
break;
case "Material":
var mti = obj.Attributes.MaterialIndex;
var mt = parent.Materials.FindIndex(mti);
if (mt == null)
{
line.SetValue(null, i);
}
else
{
line.SetValue(mt.Name, i);
}
break;
case "Length":
string len = null;
if (obj.ObjectType == ObjectType.Curve)
{
var len_num = Math.Round(oref.Curve().GetLength(), popup.dp); //decimal
len_num *= popup.su; //custom scale
if (popup.ts == ",")
{
len = len_num.ToString("#,##0.00");
}
else if (popup.ts == ".")
{
len = len_num.ToString("#.##0.00");
}
else if (popup.ts == " ")
{
len = len_num.ToString("# ##0.00");
}
else
{
len = len_num.ToString();
}
}
if (options[0] && len != null)
{
len += docunit; // with unit
}
line.SetValue(len, i);
break;
case "Area":
AreaMassProperties amp = null;
if (obj.ObjectType == ObjectType.Brep)
{
amp = AreaMassProperties.Compute(oref.Brep());
}
else if (obj.ObjectType == ObjectType.Curve)
{
if (oref.Curve().IsClosed)
{
amp = AreaMassProperties.Compute(oref.Curve());
}
else
{
amp = null;
}
}
else if (obj.ObjectType == ObjectType.Extrusion)
{
if (obj.Geometry.HasBrepForm)
{
amp = AreaMassProperties.Compute(Brep.TryConvertBrep(obj.Geometry));
}
else
{
amp = null;
}
}
if (amp != null)
{
double area_num = Math.Round(amp.Area, popup.dp);
area_num *= popup.su;
string area;
if (popup.ts == ",")
{
area = area_num.ToString("#,##0.00");
}
else if (popup.ts == ".")
{
area = area_num.ToString("#.##0.00");
}
else if (popup.ts == " ")
{
area = area_num.ToString("# ##0.00");
}
else
{
area = area_num.ToString();
}
if (options[0])
{
if (popup.cun != "" && popup.cun != null)
{
line.SetValue(area + popup.cun + "sq", i);
}
else
{
line.SetValue(area + docunit + "sq", i);
}
}
else
{
line.SetValue(area, i);
}
}
else
{
line.SetValue(null, i);
}
break;
case "Volume":
string vol = null;
if (obj.ObjectType == ObjectType.Brep)
{
if (oref.Brep().IsSolid)
{
double vol_num = oref.Brep().GetVolume(rtol, tol);
vol_num = Math.Round(vol_num, popup.dp);
vol_num *= popup.su;
if (popup.ts == ",")
{
vol = vol_num.ToString("#,##0.00");
}
else if (popup.ts == ".")
{
vol = vol_num.ToString("#.##0.00");
}
else if (popup.ts == " ")
{
vol = vol_num.ToString("# ##0.00");
}
else
{
vol = vol_num.ToString();
}
}
else
{
vol = "open brep";
}
}
else if (obj.ObjectType == ObjectType.Extrusion)
{
Brep b = Brep.TryConvertBrep(obj.Geometry);
if (b == null)
{
vol = "invalid extrusion";
}
else
{
if (b.IsSolid)
{
double vol_num = b.GetVolume(rtol, tol);
vol_num = Math.Round(vol_num, popup.dp);
vol_num *= popup.su;
if (popup.ts == ",")
{
vol = vol_num.ToString("#,##0.00");
}
else if (popup.ts == ".")
{
vol = vol_num.ToString("#.##0.00");
}
else if (popup.ts == " ")
{
vol = vol_num.ToString("# ##0.00");
}
else
{
vol = vol_num.ToString();
}
}
else
{
vol = "open brep";
}
}
}
if (!options[0] || vol == null)
{
line.SetValue(vol, i);
}
else if (vol != "open brep" && vol != "invalid extrusion")
{
if (popup.cun != "" && popup.cun != null)
{
line.SetValue(vol + popup.cun + "cu", i);
}
else
{
line.SetValue(vol + docunit + "cu", i);
}
}
break;
case "NumPts":
if (obj.ObjectType == ObjectType.Curve)
{
line.SetValue(oref.Curve().ToNurbsCurve().Points.Count.ToString(), i);
}
else
{
line.SetValue(null, i);
}
break;
case "NumEdges":
if (obj.ObjectType == ObjectType.Brep)
{
line.SetValue(oref.Brep().Edges.Count.ToString(), i);
}
else if (obj.ObjectType == ObjectType.Extrusion)
{
if (obj.Geometry.HasBrepForm)
{
line.SetValue(Brep.TryConvertBrep(obj.Geometry).Edges.Count.ToString(), i);
}
else
{
line.SetValue("invalid extrusion", i);
}
}
else
{
line.SetValue(null, i);
}
break;
case "NumFaces":
if (obj.ObjectType == ObjectType.Brep)
{
line.SetValue(oref.Brep().Faces.Count.ToString(), i);
}
else if (obj.ObjectType == ObjectType.Extrusion)
{
if (obj.Geometry.HasBrepForm)
{
line.SetValue(Brep.TryConvertBrep(obj.Geometry).Faces.Count.ToString(), i);
}
else
{
line.SetValue("invalid extrusion", i);
}
}
else
{
line.SetValue(null, i);
}
break;
case "Degree":
if (obj.ObjectType == ObjectType.Curve)
{
line.SetValue(oref.Curve().Degree.ToString(), i);
}
else
{
line.SetValue(null, i);
}
break;
case "CenterX":
var num = obj.Geometry.GetBoundingBox(false).Center.X;
num = Math.Round(num, popup.dp);
num *= popup.su;
line.SetValue(num.ToString(), i);
break;
case "CenterY":
num = obj.Geometry.GetBoundingBox(false).Center.Y;
num = Math.Round(num, popup.dp);
num *= popup.su;
line.SetValue(num.ToString(), i);
break;
case "CenterZ":
num = obj.Geometry.GetBoundingBox(false).Center.Z;
num = Math.Round(num, popup.dp);
num *= popup.su;
line.SetValue(num.ToString(), i);
break;
case "IsPlanar":
if (obj.ObjectType == ObjectType.Brep)
{
Brep brep = oref.Brep();
if (brep.IsSurface)
{
if (brep.Faces[0].IsPlanar())
{
line.SetValue("yes", i);
}
else
{
line.SetValue("no", i);
}
}
else
{
line.SetValue("polysrf", i);
}
}
else if (obj.ObjectType == ObjectType.Curve)
{
if (oref.Curve().IsPlanar())
{
line.SetValue("yes", i);
}
else
{
line.SetValue("no", i);
}
}
else if (obj.ObjectType == ObjectType.Extrusion)
{
if (obj.Geometry.HasBrepForm)
{
Brep brep = Brep.TryConvertBrep(obj.Geometry);
if (brep.IsSurface)
{
if (brep.Faces[0].IsPlanar())
{
line.SetValue("yes", i);
}
else
{
line.SetValue("no", i);
}
}
else
{
line.SetValue("polysrf", i);
}
}
else
{
line.SetValue("invalid extrusion", i);
}
}
else
{
line.SetValue("irrelevant", i);
}
break;
case "IsClosed":
if (obj.ObjectType == ObjectType.Brep)
{
Brep brep = oref.Brep();
if (brep.IsSolid)
{
line.SetValue("yes", i);
}
else
{
line.SetValue("no", i);
}
}
else if (obj.ObjectType == ObjectType.Curve)
{
if (oref.Curve().IsClosed)
{
line.SetValue("yes", i);
}
else
{
line.SetValue("no", i);
}
}
else if (obj.ObjectType == ObjectType.Extrusion)
{
if (obj.Geometry.HasBrepForm)
{
Brep brep = Brep.TryConvertBrep(obj.Geometry);
if (brep.IsSolid)
{
line.SetValue("yes", i);
}
else
{
line.SetValue("no", i);
}
}
else
{
line.SetValue("invalid extrusion", i);
}
}
else
{
line.SetValue("irrelevant", i);
}
break;
case "Comments":
var usertxts = obj.Attributes.GetUserStrings();
string txt = null;
if (usertxts.Count == 1)
{
txt = usertxts[0];
}
else
{
txt = string.Join(";", usertxts.AllKeys);
}
line.SetValue("keys_" + txt, i);
break;
default:
break;
}
}
return(line);
}
