public static string ImportAsTimelineClip(Scene scene)
{
string path = scene.FilePath;
var importOptions = new SceneImportOptions();
importOptions.projectAssetPath = GetSelectedAssetPath();
importOptions.usdRootPath = GetDefaultRoot(scene);
importOptions.changeHandedness = BasisTransformation.FastWithNegativeScale;
string prefabPath = GetPrefabPath(path, importOptions.projectAssetPath);
string clipName = Path.GetFileNameWithoutExtension(path);
var go = new GameObject(GetObjectName(importOptions.usdRootPath, path));
try
{
// Ensure we have at least one GameObject with the import settings.
XformImporter.BuildSceneRoot(scene, go.transform, importOptions);
SceneImporter.SavePrefab(go, prefabPath, clipName, importOptions);
return(prefabPath);
}
finally
{
GameObject.DestroyImmediate(go);
scene.Close();
}
}
public static string ImportAsPrefab(Scene scene)
{
string path = scene.FilePath;
// Time-varying data is not supported and often scenes are written without "Default" time
// values, which makes setting an arbitrary time safer (because if only default was authored
// the time will be ignored and values will resolve to default time automatically).
scene.Time = 1.0;
var importOptions = new SceneImportOptions();
importOptions.projectAssetPath = GetSelectedAssetPath();
importOptions.usdRootPath = GetDefaultRoot(scene);
string prefabPath = GetPrefabPath(path, importOptions.projectAssetPath);
string clipName = Path.GetFileNameWithoutExtension(path);
var go = new GameObject(GetObjectName(importOptions.usdRootPath, path));
try
{
UsdToGameObject(go, scene, importOptions);
SceneImporter.SavePrefab(go, prefabPath, clipName, importOptions);
return(prefabPath);
}
finally
{
Object.DestroyImmediate(go);
scene.Close();
}
}
/// <summary>
/// Reimports the USD scene, either fully rebuilding every object or updating them in-place.
/// </summary>
/// <param name="forceRebuild">Destroys each GameObject before reimporting.</param>
public void Reload(bool forceRebuild)
{
var options = new SceneImportOptions();
StateToOptions(ref options);
options.forceRebuild = forceRebuild;
if (string.IsNullOrEmpty(options.projectAssetPath))
{
options.projectAssetPath = "Assets/";
OptionsToState(options);
}
var root = gameObject;
string assetPath = GetPrefabAssetPath(root);
// The prefab asset path will be null for prefab instances.
// When the assetPath is not null, the object is the prefab itself.
if (!string.IsNullOrEmpty(assetPath))
{
if (options.forceRebuild)
{
DestroyAllImportedObjects();
}
pxr.UsdStageLoadRules.Rule activeLoadRule = m_lastScene.Stage.GetLoadRules().GetEffectiveRuleForPath(new pxr.SdfPath("/"));
if ((activeLoadRule == pxr.UsdStageLoadRules.Rule.AllRule && options.payloadPolicy == PayloadPolicy.DontLoadPayloads) ||
(activeLoadRule == pxr.UsdStageLoadRules.Rule.NoneRule && options.payloadPolicy == PayloadPolicy.LoadAll))
{
ClearLastData();
}
SceneImporter.ImportUsd(root, GetScene(), new PrimMap(), options);
#if UNITY_EDITOR
string clipName = Path.GetFileNameWithoutExtension(usdFullPath);
// As an optimization, we could detect if any meshes or materials were created and only
// rebuild the prefab in those cases.
SceneImporter.SavePrefab(root, assetPath, clipName, options);
#endif
}
else
{
// An instance of a prefab or a vanilla game object.
// Just reload the scene into memory and let the user decide if they want to send those
// changes back to the prefab or not.
if (forceRebuild)
{
// First, destroy all existing USD game objects.
DestroyAllImportedObjects();
}
ClearLastData();
SceneImporter.ImportUsd(root, GetScene(), new PrimMap(), options);
}
}
/// <summary>
/// Reimports the USD scene, either fully rebuilding every object or updating them in-place.
/// </summary>
/// <param name="forceRebuild">Destroys each GameObject before reimporting.</param>
public void Reload(bool forceRebuild)
{
var options = new SceneImportOptions();
StateToOptions(ref options);
options.forceRebuild = forceRebuild;
if (string.IsNullOrEmpty(options.projectAssetPath))
{
options.projectAssetPath = "Assets/";
OptionsToState(options);
}
var root = gameObject;
string assetPath = GetPrefabAssetPath(root);
// The prefab asset path will be null for prefab instances.
// When the assetPath is not null, the object is the prefab itself.
if (!string.IsNullOrEmpty(assetPath))
{
if (options.forceRebuild)
{
DestroyAllImportedObjects();
}
SceneImporter.ImportUsd(root, GetScene(), new PrimMap(), options);
#if UNITY_EDITOR
string clipName = Path.GetFileNameWithoutExtension(usdFullPath);
// As an optimization, we could detect if any meshes or materials were created and only
// rebuild the prefab in those cases.
SceneImporter.SavePrefab(root, assetPath, clipName, options);
#endif
}
else
{
// An instance of a prefab or a vanilla game object.
// Just reload the scene into memory and let the user decide if they want to send those
// changes back to the prefab or not.
if (forceRebuild)
{
// First, destroy all existing USD game objects.
DestroyAllImportedObjects();
}
m_lastScene = null;
m_lastPrimMap = null;
m_lastAccessMask = null;
SceneImporter.ImportUsd(root, GetScene(), new PrimMap(), options);
}
}
public static void MenuImportAsPrefab()
{
var scene = InitForOpen();
if (scene == null)
{
return;
}
string path = scene.FilePath;
// Time-varying data is not supported and often scenes are written without "Default" time
// values, which makes setting an arbitrary time safer (because if only default was authored
// the time will be ignored and values will resolve to default time automatically).
scene.Time = 1.0;
var importOptions = new SceneImportOptions();
importOptions.projectAssetPath = GetSelectedAssetPath();
importOptions.changeHandedness = BasisTransformation.SlowAndSafe;
importOptions.materialImportMode = MaterialImportMode.ImportDisplayColor;
importOptions.usdRootPath = GetDefaultRoot(scene);
var invalidChars = Path.GetInvalidFileNameChars();
var prefabName = string.Join("_", GetPrefabName(path).Split(invalidChars,
System.StringSplitOptions.RemoveEmptyEntries)).TrimEnd('.');
string prefabPath = importOptions.projectAssetPath + prefabName + ".prefab";
prefabPath = AssetDatabase.GenerateUniqueAssetPath(prefabPath);
string clipName = Path.GetFileNameWithoutExtension(path);
var go = new GameObject(GetObjectName(importOptions.usdRootPath, path));
try
{
UsdToGameObject(go, scene, importOptions);
SceneImporter.SavePrefab(go, prefabPath, clipName, importOptions);
}
finally
{
GameObject.DestroyImmediate(go);
scene.Close();
}
}
public static void MenuImportAsTimelineClip()
{
var scene = InitForOpen();
if (scene == null)
{
return;
}
string path = scene.FilePath;
var invalidChars = Path.GetInvalidFileNameChars();
var prefabName = string.Join("_", GetPrefabName(path).Split(invalidChars,
System.StringSplitOptions.RemoveEmptyEntries)).TrimEnd('.');
string prefabPath = GetSelectedAssetPath() + prefabName + ".prefab";
prefabPath = AssetDatabase.GenerateUniqueAssetPath(prefabPath);
string clipName = Path.GetFileNameWithoutExtension(path);
var importOptions = new SceneImportOptions();
importOptions.projectAssetPath = GetSelectedAssetPath();
importOptions.changeHandedness = BasisTransformation.FastWithNegativeScale;
importOptions.materialImportMode = MaterialImportMode.ImportDisplayColor;
importOptions.usdRootPath = GetDefaultRoot(scene);
var go = new GameObject(GetObjectName(importOptions.usdRootPath, path));
try
{
// Ensure we have at least one GameObject with the import settings.
XformImporter.BuildSceneRoot(scene, go.transform, importOptions);
SceneImporter.SavePrefab(go, prefabPath, clipName, importOptions);
}
finally
{
GameObject.DestroyImmediate(go);
}
}
