public void TextureExtractTest()
{
var path = GetGltfTestModelPath("BoomBox.glb");
if (path == null)
{
return;
}
// parse
var parser = new GltfParser();
parser.ParsePath(path.FullName);
// load
var loader = new ImporterContext(parser);
loader.Load();
// extractor
var extractor = new TextureExtractor(parser, UnityPath.FromUnityPath(""), loader.TextureFactory.Textures.Select(x => (new SubAssetKey(typeof(Texture2D), x.Texture.name), x.Texture)).ToArray());
var m = GltfTextureEnumerator.EnumerateTexturesReferencedByMaterials(parser, 0).FirstOrDefault(x => x.Item1.Name == "texture_1.standard");
Assert.Catch <NotImplementedException>(() => extractor.Extract(m.Item1, m.Item2));
}
static void RuntimeLoad(FileInfo gltf, int subStrStart)
{
var parser = new GltfParser();
try
{
parser.ParsePath(gltf.FullName);
}
catch (Exception ex)
{
Debug.LogError($"ParseError: {gltf}");
Debug.LogException(ex);
}
try
{
using (var importer = new ImporterContext(parser))
{
importer.Load();
}
}
catch (Exception ex)
{
Message(gltf.FullName.Substring(subStrStart), ex);
}
}
public void GltfSampleModelsTest_DamagedHelmet()
{
var env = System.Environment.GetEnvironmentVariable("GLTF_SAMPLE_MODELS");
if (string.IsNullOrEmpty(env))
{
return;
}
var root = new DirectoryInfo($"{env}/2.0");
if (!root.Exists)
{
return;
}
{
var path = Path.Combine(root.FullName, "DamagedHelmet/glTF-Binary/DamagedHelmet.glb");
var parser = new GltfParser();
parser.ParsePath(path);
var materialParam = new GltfMaterialImporter().GetMaterialParam(parser, 0);
Assert.AreEqual("Standard", materialParam.ShaderName);
Assert.AreEqual(5, materialParam.TextureSlots.Count);
var(key, value) = materialParam.EnumerateSubAssetKeyValue().First();
Assert.AreEqual(new SubAssetKey(typeof(Texture2D), "texture_0"), key);
}
}
public override void OnEnable()
{
base.OnEnable();
m_importer = target as GltfScriptedImporter;
m_parser = new GltfParser();
m_parser.ParsePath(m_importer.assetPath);
}
public TextureExtractor(ScriptedImporter importer)
{
// parse GLTF
m_parser = new GltfParser();
m_parser.ParsePath(importer.assetPath);
m_path = $"{Path.GetDirectoryName(importer.assetPath)}/{Path.GetFileNameWithoutExtension(importer.assetPath)}.Textures";
m_subAssets = importer.GetSubAssets <UnityEngine.Texture2D>(importer.assetPath).ToArray();
}
public TextureExtractor(string assetPath, UnityEngine.Texture2D[] subAssets)
{
// parse GLTF
m_parser = new GltfParser();
m_parser.ParsePath(assetPath);
m_path = $"{Path.GetDirectoryName(assetPath)}/{Path.GetFileNameWithoutExtension(assetPath)}.Textures";
SafeCreateDirectory(m_path);
if (assetPath == null)
{
throw new ArgumentNullException();
}
m_subAssets = subAssets;
}
/// <summary>
/// glb をパースして、UnityObject化、さらにAsset化する
/// </summary>
/// <param name="scriptedImporter"></param>
/// <param name="context"></param>
/// <param name="reverseAxis"></param>
public static void Import(ScriptedImporter scriptedImporter, AssetImportContext context, Axises reverseAxis)
{
#if VRM_DEVELOP
Debug.Log("OnImportAsset to " + scriptedImporter.assetPath);
#endif
//
// Parse(parse glb, parser gltf json)
//
var parser = new GltfParser();
parser.ParsePath(scriptedImporter.assetPath);
//
// Import(create unity objects)
//
var externalObjectMap = scriptedImporter.GetExternalObjectMap();
using (var loaded = new ImporterContext(parser, null,
externalObjectMap.Where(x => x.Value != null).Select(x => (x.Value.name, x.Value)).Concat(
EnumerateTexturesFromUri(externalObjectMap, parser, UnityPath.FromUnityPath(scriptedImporter.assetPath).Parent))))
{
// settings TextureImporters
foreach (var textureInfo in GltfTextureEnumerator.Enumerate(parser.GLTF))
{
TextureImporterConfigurator.Configure(textureInfo, loaded.TextureFactory.ExternalMap);
}
loaded.InvertAxis = reverseAxis;
loaded.Load();
loaded.ShowMeshes();
loaded.TransferOwnership(o =>
{
#if VRM_DEVELOP
Debug.Log($"[{o.GetType().Name}] {o.name} will not destroy");
#endif
context.AddObjectToAsset(o.name, o);
if (o is GameObject)
{
// Root GameObject is main object
context.SetMainObject(loaded.Root);
}
return(true);
});
}
}
public static void ImportAsset(string src, string ext, UnityPath prefabPath)
{
if (!prefabPath.IsUnderAssetsFolder)
{
Debug.LogWarningFormat("out of asset path: {0}", prefabPath);
return;
}
var parser = new GltfParser();
parser.ParsePath(src);
var context = new ImporterContext(parser);
// Extract textures to assets folder
context.ExtractImages(prefabPath);
ImportDelayed(src, prefabPath, context);
}
/// <summary>
/// glb をパースして、UnityObject化、さらにAsset化する
/// </summary>
/// <param name="scriptedImporter"></param>
/// <param name="context"></param>
/// <param name="reverseAxis"></param>
public static void Import(ScriptedImporter scriptedImporter, AssetImportContext context, Axises reverseAxis)
{
#if VRM_DEVELOP
Debug.Log("OnImportAsset to " + scriptedImporter.assetPath);
#endif
//
// Parse(parse glb, parser gltf json)
//
var parser = new GltfParser();
parser.ParsePath(scriptedImporter.assetPath);
//
// Import(create unity objects)
//
var externalObjectMap = scriptedImporter.GetExternalObjectMap().Select(kv => (kv.Value.name, kv.Value)).ToArray();
var externalTextures = EnumerateTexturesFromUri(externalObjectMap, parser, UnityPath.FromUnityPath(scriptedImporter.assetPath).Parent).ToArray();
using (var loader = new ImporterContext(parser, externalObjectMap.Concat(externalTextures)))
{
// settings TextureImporters
foreach (var(key, textureInfo) in GltfTextureEnumerator.EnumerateAllTexturesDistinct(parser))
{
TextureImporterConfigurator.Configure(textureInfo, loader.TextureFactory.ExternalMap);
}
loader.InvertAxis = reverseAxis;
loader.Load();
loader.ShowMeshes();
loader.TransferOwnership(o =>
{
context.AddObjectToAsset(o.name, o);
if (o is GameObject)
{
// Root GameObject is main object
context.SetMainObject(loader.Root);
}
return(true);
});
}
}
public static void ImportMenu()
{
var path = EditorUtility.OpenFilePanel("open gltf", "", "gltf,glb");
if (string.IsNullOrEmpty(path))
{
return;
}
if (Application.isPlaying)
{
//
// load into scene
//
var parser = new GltfParser();
parser.ParsePath(path);
var context = new ImporterContext(parser);
context.Load();
context.ShowMeshes();
Selection.activeGameObject = context.Root;
}
else
{
//
// save as asset
//
if (path.StartsWithUnityAssetPath())
{
Debug.LogWarningFormat("disallow import from folder under the Assets");
return;
}
var assetPath = EditorUtility.SaveFilePanel("save prefab", "Assets", Path.GetFileNameWithoutExtension(path), "prefab");
if (string.IsNullOrEmpty(path))
{
return;
}
// import as asset
gltfAssetPostprocessor.ImportAsset(path, Path.GetExtension(path).ToLower(), UnityPath.FromFullpath(assetPath));
}
}
/// <summary>
/// Extract をテスト
/// </summary>
/// <param name="gltf"></param>
/// <param name="root"></param>
static void EditorLoad(FileInfo gltf, int subStrStart)
{
var parser = new GltfParser();
try
{
parser.ParsePath(gltf.FullName);
}
catch (Exception ex)
{
Debug.LogError($"ParseError: {gltf}");
Debug.LogException(ex);
}
// should unique
var gltfTextures = GltfTextureEnumerator.EnumerateAllTexturesDistinct(parser).ToArray();
var distinct = gltfTextures.Distinct().ToArray();
Assert.True(gltfTextures.SequenceEqual(distinct));
}
static void RuntimeLoadExport(FileInfo gltf, int subStrStart)
{
var parser = new GltfParser();
try
{
parser.ParsePath(gltf.FullName);
}
catch (Exception ex)
{
Debug.LogError($"ParseError: {gltf}");
Debug.LogException(ex);
}
using (var loader = new ImporterContext(parser))
{
try
{
loader.Load();
}
catch (Exception ex)
{
Message(gltf.FullName.Substring(subStrStart), ex);
}
if (Skip.Contains(gltf.Directory.Parent.Name))
{
// Export issue:
// skip
return;
}
if (loader.Root == null)
{
Debug.LogWarning($"root is null: ${gltf}");
return;
}
Export(loader.Root);
}
}
public override void OnImportAsset(AssetImportContext ctx)
{
Debug.Log("OnImportAsset to " + ctx.assetPath);
try
{
// Parse
var parser = new GltfParser();
parser.ParsePath(ctx.assetPath);
// Build Unity Model
var externalObjectMap = GetExternalObjectMap()
.Select(kv => (kv.Key.name, kv.Value))
;
var context = new ImporterContext(parser, externalObjectMap);
context.InvertAxis = m_reverseAxis;
context.Load();
context.ShowMeshes();
// Texture
foreach (var info in context.TextureFactory.Textures)
{
if (!info.IsUsed)
{
continue;
}
if (!info.IsExternal)
{
var texture = info.Texture;
ctx.AddObjectToAsset(texture.name, texture);
}
}
// Material
foreach (var info in context.MaterialFactory.Materials)
{
if (!info.UseExternal)
{
var material = info.Asset;
ctx.AddObjectToAsset(material.name, material);
}
}
// Mesh
foreach (var mesh in context.Meshes.Select(x => x.Mesh))
{
ctx.AddObjectToAsset(mesh.name, mesh);
}
// Animation
foreach (var clip in context.AnimationClips)
{
ctx.AddObjectToAsset(clip.name, clip);
}
// Root
ctx.AddObjectToAsset(context.Root.name, context.Root);
ctx.SetMainObject(context.Root);
}
catch (System.Exception ex)
{
Debug.LogError(ex);
}
}
void LoadModel(string path)
{
if (!File.Exists(path))
{
return;
}
Debug.LogFormat("{0}", path);
var ext = Path.GetExtension(path).ToLower();
switch (ext)
{
case ".vrm":
{
var parser = new UniGLTF.GltfParser();
parser.ParsePath(path);
using (var loader = new RuntimeUnityBuilder(parser))
{
loader.Load();
loader.ShowMeshes();
loader.EnableUpdateWhenOffscreen();
var destroyer = loader.DisposeOnGameObjectDestroyed();
SetModel(destroyer.gameObject);
}
break;
}
case ".glb":
{
var file = File.ReadAllBytes(path);
var parser = new GltfParser();
parser.ParseGlb(file);
using (var loader = new UniGLTF.ImporterContext(parser))
{
loader.Load();
loader.ShowMeshes();
loader.EnableUpdateWhenOffscreen();
loader.ShowMeshes();
var destroyer = loader.DisposeOnGameObjectDestroyed();
SetModel(destroyer.gameObject);
}
break;
}
case ".gltf":
case ".zip":
{
var parser = new GltfParser();
parser.ParsePath(path);
using (var loader = new UniGLTF.ImporterContext(parser))
{
loader.Load();
loader.ShowMeshes();
loader.EnableUpdateWhenOffscreen();
loader.ShowMeshes();
var destroyer = loader.DisposeOnGameObjectDestroyed();
SetModel(destroyer.gameObject);
}
break;
}
default:
Debug.LogWarningFormat("unknown file type: {0}", path);
break;
}
}