#pragma warning disable 612
/// <summary>
/// Utility to help convert objects modified with the Beta version of Polybrush (Asset Store)
/// to Polybrus 1.x.
/// </summary>
/// <param name="component"></param>
internal static PolybrushMesh ConvertGameObjectToNewFormat(z_AdditionalVertexStreams component)
{
GameObject go = component.gameObject;
PolybrushMesh newComponent = go.GetComponent <PolybrushMesh>();
MeshFilter mf = go.GetComponent <MeshFilter>();
Mesh mesh = component.m_AdditionalVertexStreamMesh;
Undo.DestroyObjectImmediate(component);
// Cancel conversion if no mesh if found on Z_AdditionalVertexStreams
if (mesh == null)
{
return(null);
}
if (newComponent == null)
{
newComponent = Undo.AddComponent <PolybrushMesh>(go);
newComponent.Initialize();
}
newComponent.mode = PolybrushMesh.Mode.AdditionalVertexStream;
newComponent.SetMesh(PolyMeshUtility.DeepCopy(mf.sharedMesh));
newComponent.SetAdditionalVertexStreams(mesh);
return(newComponent);
}
static HierarchyChanged()
{
EditorApplication.hierarchyChanged += () =>
{
foreach (var gameObject in Selection.gameObjects)
{
var mesh = Util.GetMesh(gameObject);
var id = EditableObject.GetMeshId(mesh);
// if the mesh is an instance managed by polybrush check that it's not a duplicate.
if (id != -1)
{
if (id != gameObject.GetInstanceID() && EditorUtility.InstanceIDToObject(id) != null)
{
mesh = PolyMeshUtility.DeepCopy(mesh);
mesh.name = EditableObject.k_MeshInstancePrefix + gameObject.GetInstanceID();
var mf = gameObject.GetComponent <MeshFilter>();
var sf = gameObject.GetComponent <SkinnedMeshRenderer>();
var polyMesh = gameObject.GetComponent <PolybrushMesh>();
if (polyMesh != null)
{
polyMesh.SetMesh(mesh);
PrefabUtility.RecordPrefabInstancePropertyModifications(polyMesh);
}
else if (mf != null)
{
mf.sharedMesh = mesh;
}
else if (sf != null)
{
sf.sharedMesh = mesh;
}
}
}
}
};
}
private void Initialize(GameObject go)
{
CheckBackwardCompatiblity(go);
gameObjectAttached = go;
isProBuilderObject = false;
#if PROBUILDER_4_0_OR_NEWER
if (ProBuilderBridge.ProBuilderExists())
{
isProBuilderObject = ProBuilderBridge.IsValidProBuilderMesh(gameObjectAttached);
}
#endif
Mesh mesh = null;
MeshRenderer meshRenderer = gameObjectAttached.GetComponent <MeshRenderer>();
meshFilter = gameObjectAttached.GetComponent <MeshFilter>();
_skinMeshRenderer = gameObjectAttached.GetComponent <SkinnedMeshRenderer>();
originalMesh = go.GetMesh();
if (originalMesh == null && _skinMeshRenderer != null)
{
originalMesh = _skinMeshRenderer.sharedMesh;
}
m_PolybrushMesh = gameObjectAttached.GetComponent <PolybrushMesh>();
if (m_PolybrushMesh == null)
{
m_PolybrushMesh = Undo.AddComponent <PolybrushMesh>(gameObjectAttached);
m_PolybrushMesh.Initialize();
m_PolybrushMesh.mode = (s_UseAdditionalVertexStreams) ? PolybrushMesh.Mode.AdditionalVertexStream : PolybrushMesh.Mode.Mesh;
}
//attach the skinmesh ref to the polybrushmesh
//it will be used when making a prefab containing a skin mesh. The limitation here is that the skin mesh must comes from an asset (which is 99.9999% of the time)
if (_skinMeshRenderer != null)
{
Mesh sharedMesh = _skinMeshRenderer.sharedMesh;
if (AssetDatabase.Contains(sharedMesh))
{
m_PolybrushMesh.skinMeshRef = sharedMesh;
}
}
#if PROBUILDER_4_0_OR_NEWER
// if it's a probuilder object rebuild the mesh without optimization
if (isProBuilderObject)
{
if (ProBuilderBridge.IsValidProBuilderMesh(gameObjectAttached))
{
ProBuilderBridge.ToMesh(gameObjectAttached);
ProBuilderBridge.Refresh(gameObjectAttached);
}
}
#endif
if (meshRenderer != null || _skinMeshRenderer != null)
{
mesh = m_PolybrushMesh.storedMesh;
if (mesh == null)
{
mesh = PolyMeshUtility.DeepCopy(originalMesh);
hadVertexStreams = false;
}
else
{
//prevents leak
if (!MeshInstanceMatchesGameObject(mesh, gameObjectAttached))
{
mesh = PolyMeshUtility.DeepCopy(mesh);
}
}
mesh.name = k_MeshInstancePrefix + gameObjectAttached.GetInstanceID();
}
polybrushMesh.SetMesh(mesh);
PrefabUtility.RecordPrefabInstancePropertyModifications(polybrushMesh);
_graphicsMesh = m_PolybrushMesh.storedMesh;
source = polybrushMesh.mode == PolybrushMesh.Mode.AdditionalVertexStream? ModelSource.AdditionalVertexStreams : PolyEditorUtility.GetMeshGUID(originalMesh);
GenerateCompositeMesh();
}
