January 14, 2019, 2:57 am
@ceruti wrote:
I have the problem that I can’t to use the function
CRhinoGet::result GetPoint
to get the point when it is called from a thread differrent main thread.
The function started, but clicking left or right button mouse nothing happens.
Can you help me?
Thanks
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January 14, 2019, 8:20 am
@shwdehaan wrote:
If I run
curve.Simplify(64, .1, 1)
on any curve, I get this message:
Runtime error (TypeErrorException): Cannot convert numeric value 64 to CurveSimplifyOptions. The value must be zero.
Traceback:
line 16, in script
…but if I use 0 as CurveSimplifyOptions, the curve is not simplified.
Does anyone know why the method doesn’t take any other value than 0?
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January 14, 2019, 9:41 am
@ricardo.eira wrote:
Hello,
I have a problem, I make a plugin, and work well on my pc, but when the same plugin (RHP file) is installed on another pc, I have a problem with some functions that do not work.
On my bin folder I have all this files that is generate by visual studio:
I’ve already checked that all this file should accompany the plugin, otherwise it will not work.
My question is, how can I embed all the files in RHP ? or there is a away to generate a .exe ?
Thanks
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January 15, 2019, 5:14 am
@dsw wrote:
Hi
i store plugin specific data in a document via the CRhinoPlugIn::WriteDocument event which works fine within the plugin.
Now i have a situation where i want to read the 3dm file without opening it and i use at the moment following code:
FILE* archive_fp = ON::OpenFile(file3dm, L"rb");
if (0 == archive_fp)
ON_BinaryFile archive(ON::archive_mode::read3dm, archive_fp);
ONX_Model model;
bool rc = model.Read(archive);
ON::CloseFile(archive_fp);
for (int i = 0; i < onxModel.m_object_table.Count(); i++)
{
const ONX_Model_Object& model_obj = onxModel.m_object_table[i];
...
}
onxModel.Destroy();
Is it possible to get the document data which was written with CRhinoPlugIn::WriteDocument also with ONX_Model?
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January 15, 2019, 8:12 am
@Willem wrote:
Hi,
If a user had opened a none Rhino file (eg a stp file)
The filename is displayed in the window title:
![image]()
How would I retrieve the info on the imported file.
IS that available through RhinoCommon or should I just grab that title somehow ( if so does anybody know how)
Thanks
-Willem
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January 15, 2019, 10:18 am
@ricardo.eira wrote:
Hello
I have this simple command on C# button:
private void button3_Click(object sender, EventArgs e)
{
MessageBox.Show(“Command Teste”);
}
Why is this command not saved as last command ?? (Repeat command with space or right mouse clic)
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January 15, 2019, 11:36 am
@savage wrote:
The C# Plane constructor with four double arguments (API link) states it “Constructs a plane from an equation ax+by+cz=d.” However, it appears to actually construct a plane for ax+by+cz+d=0, reversing the sign of d. Is this a mistake in the documentation?
I am attaching a grasshopper script that constructs a plane with a=0, b=0, c=1, d=h, which should give a plane z=h (h is adjustable). Instead, as the elevation (h) is increased, the plane is lowered, consistent with z+h=0.
PlaneEquation.3dm (50.9 KB)
PlaneEquation.gh (2.7 KB)
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January 15, 2019, 1:23 pm
@onrender wrote:
Hi there,
I would like to know how to select certain Brep edges by having their index numbers. I have found the DuplicateEdgeCurves command in Python but it duplicates all edges.
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January 16, 2019, 4:05 am
@onrender wrote:
Hi,
I tried to use the Brep.DuplicateEdgeCurves Method (Boolean) from Rhino Common but I realized it works for Surfaces only but not for polysurfaces however in Rhino Python the DuplicateEdgeCurves works for polysurfaces as well. Why is the difference?
https://developer.rhino3d.com/api/RhinoCommon/html/M_Rhino_Geometry_Brep_DuplicateEdgeCurves_1.htm
import Rhino
import scriptcontext
def DupBorder():
filter = Rhino.DocObjects.ObjectType.Surface | Rhino.DocObjects.ObjectType.PolysrfFilter
rc, objref = Rhino.Input.RhinoGet.GetOneObject("Select surface or polysurface", False, filter)
if rc != Rhino.Commands.Result.Success: return rc
rhobj = objref.Object()
brep = objref.Brep()
if not rhobj or not brep: return Rhino.Commands.Result.Failure
rhobj.Select(False)
curves = brep.DuplicateEdgeCurves(True)
tol = scriptcontext.doc.ModelAbsoluteTolerance * 2.1
curves = Rhino.Geometry.Curve.JoinCurves(curves, tol)
for curve in curves:
id = scriptcontext.doc.Objects.AddCurve(curve)
scriptcontext.doc.Objects.Select(id)
scriptcontext.doc.Views.Redraw()
return Rhino.Commands.Result.Success
if __name__=="__main__":
DupBorder()
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January 16, 2019, 9:48 am
@dave_stasiuk wrote:
I am getting unexpected results from EarthAnchorPoint.GetModelToEarthTransform
. Regardless of the unit system being passed into the method, it is consistently returning {R0=(1,0,0,0), R1=(0,1,0,0), R2=(0,0,1,0), R3=(0,0,0,1)}
I am working in Version 6 SR11 (6.11.18348.17061).
What’s odd is that this has worked without any trouble previously. Any ideas as to what may be happening?
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January 16, 2019, 7:15 pm
@Andrew_Mole wrote:
We have a plug-in which we are looking at updating for Rhino 6. It has quite a lot of code that uses Rhino.NET, and I understand that this is no longer supported, but should be replaced by Rhinocommon libraries.
I do not have any experience with this, so any pointers to learning materials would be appreciated. Is there a guide on what mapping / replacement of classes and functions is involved in moving from Rhino.NET to RhinoCommon?
I am trying to understand the difference between Geometry in the Rhino.Geometry library and in the Rhino.DocObjects library. Am I right in assuming that the DocObjects contain the geometry and the GUID and that I should be looking to operate with those? Should the RMA object (such as MRhinoCurveObject) typically be replaced by DocObjects?
The kind of questions I am looking to answer are as follows. What are the replacements for the following (or where should I go to look)?:
- On3dPoint -> Point3d
- On3dVector -> Vector3d
- OnLine -> Line (?)
- OnLineCurve -> ?
- MRhinoCurveObject -> Rhino.DocObjects.CurveObject or Rhino.Geometry.Curve ?
- OnObject -> Object(?)
- RhUtil -> ? (is there a comparison anywhere)
- RMA.Rhino-> ?
- RMA.OpenNURBS -> ?
I need to replace the following code (in VB.NET):
a_function(…, ByRef line As OnLine, …)
if line IsNot Nothing …
Can I replace this with:
a_function(…, ByRef line As Line, …)
if line.IsValid …
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January 16, 2019, 7:22 pm
@saroj.k wrote:
Hello,
I am writing a rhino plugin to export the rhino file to my viewer, I am able to get the meshes which are polysurfaces in rhino but block instances are missing. How Can I export block instances as meshes.
I am trying to convert block instance objects to meshes, but I am not able to get the meshes.
Here is my code.
// Set up objects and object iterator
ON_SimpleArray<const CRhinoObject*> allObjects(256);
ON_ClassArray<CRhinoInstanceObjectPiece> piece_list;
CRhinoObjectIterator it(rhinoDocument, CRhinoObjectIterator::undeleted_and_idef_objects, CRhinoObjectIterator::active_and_reference_objects);
it.EnableVisibleFilter();
const CRhinoObject* currentObj = 0;
for (currentObj = it.First(); currentObj; currentObj = it.Next())
{
if (currentObj->ObjectType() == CRhinoObject::instance_reference)
{
const CRhinoInstanceObject* iref = CRhinoInstanceObject::Cast(currentObj);
if (0 != iref && iref->IsMeshable(ON::any_mesh))
{
iref->Explode(piece_list, true);
}
}
for (size_t i = 0; i < piece_list.Count(); i++)
{
allObjects.Append(piece_list.At(i)->m_object);
}
// Store the meshes in a custom array
ON_ClassArray<CRhinoObjectMesh> meshes(allObjects.Count());
// Get all the mesh objects into meshes array
CRhinoCommand::result res = RhinoMeshObjects(allObjects, mesh_parameters, mesh_ui_style, meshes);
There is no meshes in the array.
Need help.
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January 18, 2019, 2:29 am
@XNurbs wrote:
We use the following code to evaluate an edge:
const ON_BrepEdge * prnEdge = …;
ON_Interval rnCurveInterval = prnEdge->Domain();
const ON_Curve* prnCurve = ON_Curve::Cast(prnEdge)
// for a dT within rnCurveInterval
…
double rgdPosition[6];
prnCurve->Evaluate(dT, 1, 3, rgdPosition);
There is a bug with the code as the edge domain may not be the same as the curve domain. Could Rhino make some correction to the code?
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January 18, 2019, 2:34 am
@XNurbs wrote:
For the CSampleObjectManagerDialog from the developer samples repository on GitHub, we would like to directly dock the dialog when creating it.
![Untitled]()
I guess this could be done by changing the following code:
CRhinoTabbedDockBarDialog::OpenDockbarTab(context.m_doc, tabId);
Could Rhino show us the code for docking?
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January 18, 2019, 6:06 am
@wayne387315 wrote:
How can I create tcone by using c++.![image]()
I have already try ON_BrepCone() and ON_BrepCylinder().
However, they can not make it.
Is there any function or idea that I can use to create tcone?
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January 18, 2019, 4:46 pm
@awm wrote:
Hi,
I am new to Rhino and Python, and was hoping to understand the limits of how I can change geometry in Rhino using Python. While I was searching for what commands are available I found the following Doc.
https://developer.rhino3d.com/api/RhinoScriptSyntax/
Are the commands listed in this doc the extent of what can be done using Python? I noticed that there are some commands in Rhino which are not on this list, one example is the “Twist” command.
Another question I have is there a way to mimic the command line in the python scripts I plan on developing, so that I can have access to all Rhino commands?
Thank you in advance for your help.
-Alec Maxwell
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January 20, 2019, 4:36 am
@flokart wrote:
Hi all,
i write a g code generator and need to convert .txt to .pgm
There is a converter called Winxiso and i try to automate this process of.
- open converter
- paste .txt filpath
- click compile
- close converter
The first two steps working already with subprocess.
import subprocess
path_programm = "C:\\Program Files (x86)\winxiso\\Winxiso.exe"
path_file = "C:\\Users\\Florian\\Desktop\\G_code\\New Text Document.txt"
subprocess.call([path_programm,path_file])
But i dont know to click a button (is this a dll file which is executed with a bool(Button)?) from python.
Any help is welcome
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January 20, 2019, 8:15 am
@jessen.ch wrote:
Hello,
I am wondering if there is a way to compile and run C# code directly in Rhino.
I know that there’s a C# editor in Grasshopper to do this. But there’s no such an editor or plugin for Rhino.
I can afford to have my own Rhino plugin to do this work. I’ve looked into CSharpCompiler Class in .NET but don’t have a clear idea yet.
I am wondering if there is a RhinoCommon api for this, the similar like PythonScript Class but for C#?
Or there is another way to directly use .NET api to do it?
Any suggestions would be much appreciated.
Thanks ahead!
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January 20, 2019, 1:00 pm
@spb wrote:
Here is an example where larger tolerances are required for IsPlanar to return True for a RevSurface and a SumSurface than their NurbsSurface equivalents.
NurbsSurface IsPlanar(0.0001): True
NurbsSurface IsPlanar(0.0001): True
RevSurface IsPlanar(0.01): True
SumSurface IsPlanar(1.0): True
IsPlanar_depends_on_srf_type.3dm (53.7 KB)
IsPlanar_depends_on_srf_type.py (619 Bytes)
Rhino 6.11.18348.17061
Thank you,
Steve
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January 20, 2019, 7:43 pm
@15951991225 wrote:
Hello everyone ! I installed VS2010, I followed the tutorial creating first C++ plugin for Rhino5. when I start to debug, It has the problem of the following picture. ![18ce60f2d86ba7f79f3af0d23e77bc9]()
and I download the Rhino 5 SDK from the second picture![685c326c0c4320e3e9be1a06a40a325]()
/Joann
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