public static Image FromGltf(this GltfImage x, GltfSerialization.GltfStorage storage)
{
var view = storage.Gltf.bufferViews[x.bufferView];
var buffer = storage.Gltf.buffers[view.buffer];
var memory = storage.GetBufferBytes(buffer);
// テクスチャの用途を調べる
var usage = default(ImageUsage);
foreach (var material in storage.Gltf.materials)
{
var colorImage = GetColorImage(storage, material);
if (colorImage == x)
{
usage |= ImageUsage.Color;
}
var normalImage = GetNormalImage(storage, material);
if (normalImage == x)
{
usage |= ImageUsage.Normal;
}
}
return(new Image(x.name,
x.mimeType,
usage,
memory.Slice(view.byteOffset, view.byteLength)));
}
private static void ConstructTexture(this GltfObject gltfObject, GltfTexture gltfTexture)
{
var parentDirectory = Directory.GetParent(gltfObject.Uri).FullName;
if (gltfTexture.source >= 0)
{
GltfImage gltfImage = gltfObject.images[gltfTexture.source];
var imagePath = $"{parentDirectory}\\{gltfImage.uri}";
// TODO Check if texture is in unity project, and use the asset reference instead.
gltfImage.Texture = new Texture2D(0, 0);
#if UNITY_WSA
var imageData = UnityEngine.Windows.File.ReadAllBytes(imagePath);
#else
var imageData = File.ReadAllBytes(imagePath);
#endif
gltfImage.Texture.LoadImage(imageData, false);
}
}
private static async Task ConstructTextureAsync(this GltfObject gltfObject, GltfTexture gltfTexture)
{
if (gltfTexture.source >= 0)
{
GltfImage gltfImage = gltfObject.images[gltfTexture.source];
// TODO Check if texture is in unity project, and use the asset reference instead.
await BackgroundThread;
byte[] imageData;
if (!string.IsNullOrEmpty(gltfObject.Uri) && !string.IsNullOrEmpty(gltfImage.uri))
{
var parentDirectory = Directory.GetParent(gltfObject.Uri).FullName;
using (FileStream stream = File.Open($"{parentDirectory}\\{gltfImage.uri}", FileMode.Open))
{
imageData = new byte[stream.Length];
await stream.ReadAsync(imageData, 0, (int)stream.Length);
}
}
else
{
var imageBufferView = gltfObject.bufferViews[gltfImage.bufferView];
imageData = new byte[imageBufferView.byteLength];
Array.Copy(imageBufferView.Buffer.BufferData, imageBufferView.byteOffset, imageData, 0, imageData.Length);
}
await Update;
gltfImage.Texture = new Texture2D(2, 2);
// TODO Load texture async
gltfImage.Texture.LoadImage(imageData);
await BackgroundThread;
}
}
private static async Task ConstructTextureAsync(this GltfObject gltfObject, GltfTexture gltfTexture)
{
if (Application.isPlaying)
{
await BackgroundThread;
}
if (gltfTexture.source >= 0)
{
GltfImage gltfImage = gltfObject.images[gltfTexture.source];
byte[] imageData = null;
Texture2D texture = null;
if (!string.IsNullOrEmpty(gltfObject.Uri) && !string.IsNullOrEmpty(gltfImage.uri))
{
// TODO update to download and use http paths.
var parentDirectory = Directory.GetParent(gltfObject.Uri).FullName;
var path = $"{parentDirectory}\\{gltfImage.uri}";
#if UNITY_EDITOR
if (Application.isPlaying)
{
await Update;
}
var projectPath = path.Replace("\\", "/");
projectPath = projectPath.Replace(Application.dataPath, "Assets");
texture = UnityEditor.AssetDatabase.LoadAssetAtPath <Texture2D>(projectPath);
if (Application.isPlaying)
{
await BackgroundThread;
}
#endif
if (texture == null)
{
Debug.LogWarning($"Attempting to load asset at {path}");
using (FileStream stream = File.Open(path, FileMode.Open))
{
imageData = new byte[stream.Length];
if (Application.isPlaying)
{
await stream.ReadAsync(imageData, 0, (int)stream.Length);
}
else
{
stream.Read(imageData, 0, (int)stream.Length);
}
}
}
}
else
{
var imageBufferView = gltfObject.bufferViews[gltfImage.bufferView];
imageData = new byte[imageBufferView.byteLength];
Array.Copy(imageBufferView.Buffer.BufferData, imageBufferView.byteOffset, imageData, 0, imageData.Length);
}
if (texture == null)
{
if (Application.isPlaying)
{
await Update;
}
// TODO Load texture async
texture = new Texture2D(2, 2);
gltfImage.Texture = texture;
gltfImage.Texture.LoadImage(imageData);
}
else
{
gltfImage.Texture = texture;
}
gltfTexture.Texture = texture;
if (Application.isPlaying)
{
await BackgroundThread;
}
}
}
private static async Task ConstructTextureAsync(this GltfObject gltfObject, GltfTexture gltfTexture)
{
if (gltfObject.UseBackgroundThread)
{
await BackgroundThread;
}
if (gltfTexture.source >= 0)
{
GltfImage gltfImage = gltfObject.images[gltfTexture.source];
byte[] imageData = null;
Texture2D texture = null;
if (!string.IsNullOrEmpty(gltfObject.Uri) && !string.IsNullOrEmpty(gltfImage.uri))
{
var parentDirectory = Directory.GetParent(gltfObject.Uri).FullName;
var path = Path.Combine(parentDirectory, gltfImage.uri);
#if UNITY_EDITOR
if (gltfObject.UseBackgroundThread)
{
await Update;
}
var projectPath = Path.GetFullPath(path).Replace(Path.GetFullPath(Application.dataPath), "Assets");
texture = UnityEditor.AssetDatabase.LoadAssetAtPath <Texture2D>(projectPath);
if (gltfObject.UseBackgroundThread)
{
await BackgroundThread;
}
#endif
if (texture == null)
{
#if WINDOWS_UWP
if (gltfObject.UseBackgroundThread)
{
try
{
var storageFile = await StorageFile.GetFileFromPathAsync(path);
if (storageFile != null)
{
var buffer = await FileIO.ReadBufferAsync(storageFile);
using (DataReader dataReader = DataReader.FromBuffer(buffer))
{
imageData = new byte[buffer.Length];
dataReader.ReadBytes(imageData);
}
}
}
catch (Exception e)
{
Debug.LogError(e.Message);
}
}
else
{
imageData = UnityEngine.Windows.File.ReadAllBytes(path);
}
#else
using (FileStream stream = File.Open(path, FileMode.Open))
{
imageData = new byte[stream.Length];
if (gltfObject.UseBackgroundThread)
{
await stream.ReadAsync(imageData, 0, (int)stream.Length);
}
else
{
stream.Read(imageData, 0, (int)stream.Length);
}
}
#endif
}
}
else
{
var imageBufferView = gltfObject.bufferViews[gltfImage.bufferView];
imageData = new byte[imageBufferView.byteLength];
Array.Copy(imageBufferView.Buffer.BufferData, imageBufferView.byteOffset, imageData, 0, imageData.Length);
}
if (texture == null)
{
if (gltfObject.UseBackgroundThread)
{
await Update;
}
// TODO Load texture async
texture = new Texture2D(2, 2);
gltfImage.Texture = texture;
gltfImage.Texture.LoadImage(imageData);
}
else
{
gltfImage.Texture = texture;
}
gltfTexture.Texture = texture;
if (gltfObject.UseBackgroundThread)
{
await BackgroundThread;
}
}
}
