Orienting Objects on Mesh (c++)

Hi all;
I want to orienting objects on mesh with c++ , but I cant no found the vertex when I pick point on mesh, cant anybody give me a sample?

Hi Suc,

Here is a simple example that might get you started:

https://github.com/mcneel/Rhino5Samples_CPP/blob/master/SampleCommands/cmdSampleOrientOnMesh.cpp

For picking points on a mesh, you can also use the RhinoGetPointOnMesh function. See rhinoSdkMeshUtilities.h for details. Here is an example of its usage:

https://github.com/mcneel/Rhino5Samples_CPP/blob/master/SampleCommands/cmdSampleGetPointOnMesh.cpp

– Dale

Think you@dale, it is very helful.