public void AddInstance(Rhino.Geometry.Transform transform)
{
foreach (GltfMeshMaterialPair pair in meshMaterialPairs)
{
Rhino.Geometry.Mesh rhinoMesh = pair.RhinoMesh.DuplicateMesh();
rhinoMesh.Transform(GltfUtils.YupToZup * transform);
rhinoMesh.TextureCoordinates.ReverseTextureCoordinates(1);
Guid objectId = doc.Objects.AddMesh(rhinoMesh);
Rhino.DocObjects.RhinoObject rhinoObject = doc.Objects.Find(objectId);
Rhino.Render.RenderMaterial material = converter.GetMaterial(pair.MaterialIndex);
if (rhinoObject != null && material != null)
{
rhinoObject.RenderMaterial = material;
rhinoObject.Attributes.MaterialSource = Rhino.DocObjects.ObjectMaterialSource.MaterialFromObject;
rhinoObject.Attributes.Name = pair.Name;
rhinoObject.CommitChanges();
}
}
}
public List <ObjectExportData> SanitizeRhinoObjects(IEnumerable <RhinoObject> rhinoObjects)
{
List <ObjectExportData> explodedObjects = new List <ObjectExportData>();
foreach (var rhinoObject in rhinoObjects)
{
if (rhinoObject.ObjectType == ObjectType.InstanceReference && rhinoObject is InstanceObject instanceObject)
{
List <RhinoObject> pieces = new List <RhinoObject>();
List <Rhino.Geometry.Transform> transforms = new List <Rhino.Geometry.Transform>();
ExplodeRecursive(instanceObject, Rhino.Geometry.Transform.Identity, pieces, transforms);
foreach (var item in pieces.Zip(transforms, (rObj, trans) => (rhinoObject: rObj, trans)))
{
explodedObjects.Add(new ObjectExportData()
{
Object = item.rhinoObject,
Transform = item.trans,
RenderMaterial = GetObjectMaterial(item.rhinoObject),
});
}
}
else
{
explodedObjects.Add(new ObjectExportData()
{
Object = rhinoObject,
RenderMaterial = GetObjectMaterial(rhinoObject),
});
}
}
//Remove Unmeshable
explodedObjects.RemoveAll(x => !x.Object.IsMeshable(Rhino.Geometry.MeshType.Any));
foreach (var item in explodedObjects)
{
//Mesh
if (item.Object.ObjectType == ObjectType.SubD && item.Object.Geometry is Rhino.Geometry.SubD subd)
{
if (options.SubDExportMode == SubDMode.ControlNet)
{
Rhino.Geometry.Mesh mesh = Rhino.Geometry.Mesh.CreateFromSubDControlNet(subd);
mesh.Transform(item.Transform);
item.Meshes = new Rhino.Geometry.Mesh[] { mesh };
}
else
{
int level = options.SubDLevel;
Rhino.Geometry.Mesh mesh = Rhino.Geometry.Mesh.CreateFromSubD(subd, level);
mesh.Transform(item.Transform);
item.Meshes = new Rhino.Geometry.Mesh[] { mesh };
}
}
else
{
Rhino.Geometry.MeshingParameters parameters = item.Object.GetRenderMeshParameters();
if (item.Object.MeshCount(Rhino.Geometry.MeshType.Render, parameters) == 0)
{
item.Object.CreateMeshes(Rhino.Geometry.MeshType.Render, parameters, false);
}
List <Rhino.Geometry.Mesh> meshes = new List <Rhino.Geometry.Mesh>(item.Object.GetMeshes(Rhino.Geometry.MeshType.Render));
foreach (Rhino.Geometry.Mesh mesh in meshes)
{
mesh.EnsurePrivateCopy();
mesh.Transform(item.Transform);
}
//Remove bad meshes
meshes.RemoveAll(x => x == null || !MeshIsValidForExport(x));
item.Meshes = meshes.ToArray();
}
}
//Remove meshless objects
explodedObjects.RemoveAll(x => x.Meshes.Length == 0);
return(explodedObjects);
}