public static List <MeshUtility.MeshIntegrationResult> Integrate(GameObject prefab)
{
Undo.RecordObject(prefab, "Mesh Integration");
var instance = SkinnedMeshUtility.InstantiatePrefab(prefab);
var clips = new List <BlendShapeClip>();
var proxy = instance.GetComponent <VRMBlendShapeProxy>();
if (proxy != null && proxy.BlendShapeAvatar != null)
{
clips = proxy.BlendShapeAvatar.Clips;
}
foreach (var clip in clips)
{
Undo.RecordObject(clip, "Mesh Integration");
}
// Backup Exists
BackupVrmPrefab(prefab);
// Execute
var results = VRMMeshIntegratorUtility.Integrate(instance, clips);
foreach (var res in results)
{
if (res.IntegratedRenderer == null)
{
continue;
}
SaveMeshAsset(res.IntegratedRenderer.sharedMesh, instance, res.IntegratedRenderer.gameObject.name);
Undo.RegisterCreatedObjectUndo(res.IntegratedRenderer.gameObject, "Integrate Renderers");
}
// destroy source renderers
foreach (var res in results)
{
foreach (var renderer in res.SourceSkinnedMeshRenderers)
{
Undo.RecordObject(renderer.gameObject, "Deactivate old renderer");
renderer.gameObject.SetActive(false);
}
foreach (var renderer in res.SourceMeshRenderers)
{
Undo.RecordObject(renderer.gameObject, "Deactivate old renderer");
renderer.gameObject.SetActive(false);
}
}
// Apply to Prefab
SkinnedMeshUtility.ApplyChangesToPrefab(instance);
Object.DestroyImmediate(instance);
return(results);
}
private static void BackupVrmPrefab(GameObject rootPrefab)
{
var proxy = rootPrefab.GetComponent <VRMBlendShapeProxy>();
var srcAvatar = proxy.BlendShapeAvatar;
var dstAvatar = (BlendShapeAvatar)BackupAsset(srcAvatar, rootPrefab);
var clipMapper = srcAvatar.Clips.ToDictionary(x => x, x => (BlendShapeClip)BackupAsset(x, rootPrefab));
dstAvatar.Clips = clipMapper.Values.ToList();
var dstPrefab = BackupAsset(rootPrefab, rootPrefab);
var dstInstance = SkinnedMeshUtility.InstantiatePrefab(dstPrefab);
dstInstance.GetComponent <VRMBlendShapeProxy>().BlendShapeAvatar = dstAvatar;
SkinnedMeshUtility.ApplyChangesToPrefab(dstInstance);
Object.DestroyImmediate(dstInstance);
}