static public UnityEngine.Mesh ToHost(this Rhino.Geometry.Mesh _mesh)
{
var result = new UnityEngine.Mesh();
using (var mesh = _mesh.DuplicateMesh())
{
mesh.Faces.ConvertQuadsToTriangles();
result.SetVertices(mesh.Vertices.ToHost());
result.SetNormals(mesh.Normals.ToHost());
int i = 0;
int[] indices = new int[mesh.Faces.Count * 3];
foreach (var face in mesh.Faces)
{
indices[i++] = (face.C);
indices[i++] = (face.B);
indices[i++] = (face.A);
}
result.SetIndices(indices, MeshTopology.Triangles, 0);
}
return(result);
}
static public UnityEngine.Mesh ToHost(this Rhino.Geometry.Mesh _mesh)
{
var result = new UnityEngine.Mesh();
if (_mesh.Vertices.Count > 65535)
{
result.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
}
using (var mesh = _mesh.DuplicateMesh())
{
mesh.Faces.ConvertQuadsToTriangles();
result.SetVertices(mesh.Vertices.ToHost());
result.SetNormals(mesh.Normals.ToHost());
result.SetUVs(0, mesh.TextureCoordinates.ToHost());
int i = 0;
int[] indices = new int[mesh.Faces.Count * 3];
foreach (var face in mesh.Faces)
{
indices[i++] = (face.C);
indices[i++] = (face.B);
indices[i++] = (face.A);
}
result.SetColors(mesh.VertexColors.ToHost());
result.SetIndices(indices, MeshTopology.Triangles, 0);
}
result.RecalculateBounds();
result.RecalculateNormals();
result.RecalculateTangents();
return(result);
}
static public UnityEngine.Mesh ToHost(this Rhino.Geometry.Mesh _mesh)
{
var result = new UnityEngine.Mesh();
result.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
using (var mesh = _mesh.DuplicateMesh())
{
mesh.Faces.ConvertQuadsToTriangles();
result.SetVertices(mesh.Vertices.ToHost());
result.SetNormals(mesh.Normals.ToHost());
var colors = mesh.VertexColors.Select(col => new Color(col.R / 255.0f, col.G / 255.0f, col.B / 255.0f)).ToArray();
result.SetColors(colors);
int i = 0;
int[] indices = new int[mesh.Faces.Count * 3];
foreach (var face in mesh.Faces)
{
indices[i++] = (face.C);
indices[i++] = (face.B);
indices[i++] = (face.A);
}
result.SetIndices(indices, MeshTopology.Triangles, 0);
}
return(result);
}
/// <summary>
/// make a deep copy of the mesh
/// </summary>
/// <returns></returns>
public IMesh DuplicateMesh()
{
return(new RhinoMesh(mesh.DuplicateMesh()));
}