public void TextureExportTest()
{
// Dummy texture
var tex0 = new Texture2D(128, 128)
{
wrapMode = TextureWrapMode.Clamp,
filterMode = FilterMode.Trilinear,
};
var textureExporter = new TextureExporter(new EditorTextureSerializer());
var material = new Material(Shader.Find("Standard"));
material.mainTexture = tex0;
var materialExporter = new MaterialExporter();
materialExporter.ExportMaterial(material, textureExporter, new GltfExportSettings());
var exported = textureExporter.Export();
var(convTex0, colorSpace) = exported[0];
var sampler = TextureSamplerUtil.Export(convTex0);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapS);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapT);
Assert.AreEqual(FilterMode.Trilinear, convTex0.filterMode);
Assert.IsTrue(convTex0.mipmapCount > 1);
// Tirilinear => LINEAR_MIPMAP_LINEAR
Assert.AreEqual(glFilter.LINEAR_MIPMAP_LINEAR, sampler.minFilter);
Assert.AreEqual(glFilter.LINEAR, sampler.magFilter);
}
/// <summary>
/// gltf に texture を足す
///
/// * textures
/// * samplers
/// * images
/// * bufferViews
///
/// を更新し、textures の index を返す
///
/// </summary>
/// <param name="gltf"></param>
/// <param name="bufferIndex"></param>
/// <param name="texture"></param>
/// <returns>gltf texture index</returns>
public static int PushGltfTexture(this glTF gltf, int bufferIndex, Texture2D texture)
{
var bytesWithMime = GetBytesWithMime(texture);
// add view
var view = gltf.buffers[bufferIndex].Append(bytesWithMime.bytes, glBufferTarget.NONE);
var viewIndex = gltf.AddBufferView(view);
// add image
var imageIndex = gltf.images.Count;
gltf.images.Add(new glTFImage
{
name = GetTextureParam.RemoveSuffix(texture.name),
bufferView = viewIndex,
mimeType = bytesWithMime.mine,
});
// add sampler
var samplerIndex = gltf.samplers.Count;
var sampler = TextureSamplerUtil.Export(texture);
gltf.samplers.Add(sampler);
// add texture
var textureIndex = gltf.textures.Count;
gltf.textures.Add(new glTFTexture
{
sampler = samplerIndex,
source = imageIndex,
});
return(textureIndex);
}
public IEnumerator ProcessOnMainThread(bool isLinear, glTFTextureSampler sampler)
{
// tmp file
var tmp = Path.GetTempFileName();
using (var f = new FileStream(tmp, FileMode.Create))
{
f.Write(m_segments.Array, m_segments.Offset, m_segments.Count);
}
using (var d = new Deleter(tmp))
{
var url = "file:///" + tmp.Replace("\\", "/");
Debug.LogFormat("UnityWebRequest: {0}", url);
#if UNITY_2017_1_OR_NEWER
using (var m_uwr = UnityWebRequestTexture.GetTexture(url, true))
{
yield return(m_uwr.SendWebRequest());
if (m_uwr.isNetworkError || m_uwr.isHttpError)
{
Debug.LogWarning(m_uwr.error);
}
else
{
// Get downloaded asset bundle
Texture = ((DownloadHandlerTexture)m_uwr.downloadHandler).texture;
Texture.name = m_textureName;
}
}
#elif UNITY_5
using (var m_uwr = new WWW(url))
{
yield return(m_uwr);
// wait for request
while (!m_uwr.isDone)
{
yield return(null);
}
if (!string.IsNullOrEmpty(m_uwr.error))
{
Debug.Log(m_uwr.error);
yield break;
}
// Get downloaded asset bundle
Texture = m_uwr.textureNonReadable;
Texture.name = m_textureName;
}
#else
#error Unsupported Unity version
#endif
}
if (sampler != null)
{
TextureSamplerUtil.SetSampler(Texture, sampler);
}
}
public static async Task <Texture2D> LoadTextureAsync(IAwaitCaller awaitCaller, glTF gltf, IStorage storage, int textureIndex)
{
var imageBytes = await awaitCaller.Run(() =>
{
var imageIndex = gltf.textures[textureIndex].source;
var segments = gltf.GetImageBytes(storage, imageIndex);
return(ToArray(segments));
});
//
// texture from image(png etc) bytes
//
var colorSpace = gltf.GetColorSpace(textureIndex);
var texture = new Texture2D(2, 2, TextureFormat.ARGB32, false, colorSpace == RenderTextureReadWrite.Linear);
texture.name = gltf.textures[textureIndex].name;
if (imageBytes != null)
{
texture.LoadImage(imageBytes);
}
var sampler = gltf.GetSamplerFromTextureIndex(textureIndex);
if (sampler != null)
{
TextureSamplerUtil.SetSampler(texture, sampler);
}
return(texture);
}
/// <summary>
/// gltf に texture を足す
///
/// * textures
/// * samplers
/// * images
/// * bufferViews
///
/// を更新し、textures の index を返す
///
/// もっとも根本の Exporter クラスのみが呼び出すべきである。
/// 他の拡張機能などが呼び出すべきではない。
///
/// </summary>
/// <returns>gltf texture index</returns>
public static int PushGltfTexture(ExportingGltfData data, Texture2D texture, ColorSpace textureColorSpace, ITextureSerializer textureSerializer)
{
var bytesWithMime = textureSerializer.ExportBytesWithMime(texture, textureColorSpace);
// add view
var viewIndex = data.ExtendBufferAndGetViewIndex(bytesWithMime.bytes);
// add image
var imageIndex = data.GLTF.images.Count;
data.GLTF.images.Add(new glTFImage
{
name = TextureImportName.RemoveSuffix(texture.name),
bufferView = viewIndex,
mimeType = bytesWithMime.mime,
});
// add sampler
var samplerIndex = data.GLTF.samplers.Count;
var sampler = TextureSamplerUtil.Export(texture);
data.GLTF.samplers.Add(sampler);
// add texture
var textureIndex = data.GLTF.textures.Count;
data.GLTF.textures.Add(new glTFTexture
{
sampler = samplerIndex,
source = imageIndex,
});
return(textureIndex);
}
public void TextureExportTest()
{
// Dummy texture
var tex0 = new Texture2D(128, 128)
{
wrapMode = TextureWrapMode.Clamp,
filterMode = FilterMode.Trilinear,
};
var textureManager = new TextureExporter(AssetTextureUtil.IsTextureEditorAsset);
var material = new Material(Shader.Find("Standard"));
material.mainTexture = tex0;
var materialExporter = new MaterialExporter();
materialExporter.ExportMaterial(material, textureManager);
var(convTex0, colorSpace) = textureManager.Exported[0];
var sampler = TextureSamplerUtil.Export(convTex0);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapS);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapT);
Assert.AreEqual(glFilter.LINEAR_MIPMAP_LINEAR, sampler.minFilter);
Assert.AreEqual(glFilter.LINEAR_MIPMAP_LINEAR, sampler.magFilter);
}
public static int ExportTexture(glTF gltf, int bufferIndex, Texture texture, glTFTextureTypes textureType)
{
var bytesWithMime = GetBytesWithMime(texture, textureType);;
// add view
var view = gltf.buffers[bufferIndex].Append(bytesWithMime.Bytes, glBufferTarget.NONE);
var viewIndex = gltf.AddBufferView(view);
// add image
var imageIndex = gltf.images.Count;
gltf.images.Add(new glTFImage
{
name = texture.name,
bufferView = viewIndex,
mimeType = bytesWithMime.Mime,
});
// add sampler
var samplerIndex = gltf.samplers.Count;
var sampler = TextureSamplerUtil.Export(texture);
gltf.samplers.Add(sampler);
// add texture
gltf.textures.Add(new glTFTexture
{
sampler = samplerIndex,
source = imageIndex,
});
return(imageIndex);
}
public void TextureSamplerExportTest_for_Unity_2017_1()
{
{
var texture = Resources.Load <Texture2D>("Samplers/wrap_clamp");
var sampler = TextureSamplerUtil.Export(texture);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapS);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapT);
}
{
var texture = Resources.Load <Texture2D>("Samplers/wrap_mirror");
var sampler = TextureSamplerUtil.Export(texture);
Assert.AreEqual(glWrap.MIRRORED_REPEAT, sampler.wrapS);
Assert.AreEqual(glWrap.MIRRORED_REPEAT, sampler.wrapT);
}
{
// ?
var texture = Resources.Load <Texture2D>("Samplers/wrap_mirroronce");
var sampler = TextureSamplerUtil.Export(texture);
Assert.AreEqual(glWrap.MIRRORED_REPEAT, sampler.wrapS);
Assert.AreEqual(glWrap.MIRRORED_REPEAT, sampler.wrapT);
}
{
var texture = Resources.Load <Texture2D>("Samplers/wrap_repeat");
var sampler = TextureSamplerUtil.Export(texture);
Assert.AreEqual(glWrap.REPEAT, sampler.wrapS);
Assert.AreEqual(glWrap.REPEAT, sampler.wrapT);
}
{
var texture = Resources.Load <Texture2D>("Samplers/wrap_repeat_clamp");
var sampler = TextureSamplerUtil.Export(texture);
Assert.AreEqual(glWrap.REPEAT, sampler.wrapS);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapT);
}
}
public void TextureSamplerImportTest_for_Unity_5_6()
{
Assert.AreEqual(
new[] { TextureSamplerUtil.TypeWithMode(TextureSamplerUtil.TextureWrapType.All, TextureWrapMode.Repeat) },
TextureSamplerUtil.GetUnityWrapMode(new glTFTextureSampler
{
})
);
Assert.AreEqual(
new[] { TextureSamplerUtil.TypeWithMode(TextureSamplerUtil.TextureWrapType.All, TextureWrapMode.Clamp) },
TextureSamplerUtil.GetUnityWrapMode(new glTFTextureSampler
{
wrapS = glWrap.CLAMP_TO_EDGE
})
);
Assert.AreEqual(
new[] { TextureSamplerUtil.TypeWithMode(TextureSamplerUtil.TextureWrapType.All, TextureWrapMode.Repeat) },
TextureSamplerUtil.GetUnityWrapMode(new glTFTextureSampler
{
wrapS = glWrap.REPEAT
})
);
}
public static (SubAssetKey, TextureDescriptor) CreateSRGB(GltfData data, int textureIndex, Vector2 offset, Vector2 scale)
{
var gltfTexture = data.GLTF.textures[textureIndex];
var gltfImage = data.GLTF.images[gltfTexture.source];
var name = TextureImportName.GetUnityObjectName(TextureImportTypes.sRGB, gltfTexture.name, gltfImage.uri);
var sampler = TextureSamplerUtil.CreateSampler(data.GLTF, textureIndex);
GetTextureBytesAsync getTextureBytesAsync = () => Task.FromResult(ToArray(data.GetImageBytesFromTextureIndex(textureIndex)));
var param = new TextureDescriptor(name, gltfImage.GetExt(), gltfImage.uri, offset, scale, sampler, TextureImportTypes.sRGB, default, default, getTextureBytesAsync, default, default, default, default, default);
public void TextureSamplerImportFilterModeTest()
{
Assert.AreEqual(FilterMode.Bilinear, TextureSamplerUtil.ImportFilterMode(glFilter.NONE));
Assert.AreEqual(FilterMode.Bilinear, TextureSamplerUtil.ImportFilterMode(glFilter.LINEAR));
Assert.AreEqual(FilterMode.Trilinear, TextureSamplerUtil.ImportFilterMode(glFilter.LINEAR_MIPMAP_LINEAR));
Assert.AreEqual(FilterMode.Bilinear, TextureSamplerUtil.ImportFilterMode(glFilter.LINEAR_MIPMAP_NEAREST));
Assert.AreEqual(FilterMode.Point, TextureSamplerUtil.ImportFilterMode(glFilter.NEAREST));
Assert.AreEqual(FilterMode.Point, TextureSamplerUtil.ImportFilterMode(glFilter.NEAREST_MIPMAP_LINEAR));
Assert.AreEqual(FilterMode.Point, TextureSamplerUtil.ImportFilterMode(glFilter.NEAREST_MIPMAP_NEAREST));
Assert.AreEqual(FilterMode.Bilinear, TextureSamplerUtil.ImportFilterMode(glFilter.NONE));
}
public static Task <Texture2D> LoadTaskAsync(UnityPath m_assetPath,
glTF gltf, int textureIndex)
{
var textureType = TextureIO.GetglTFTextureType(gltf, textureIndex);
var colorSpace = TextureIO.GetColorSpace(textureType);
var isLinear = colorSpace == RenderTextureReadWrite.Linear;
var sampler = gltf.GetSamplerFromTextureIndex(textureIndex);
//
// texture from assets
//
m_assetPath.ImportAsset();
var importer = m_assetPath.GetImporter <UnityEditor.TextureImporter>();
if (importer == null)
{
Debug.LogWarningFormat("fail to get TextureImporter: {0}", m_assetPath);
}
else
{
importer.maxTextureSize = 8192;
importer.sRGBTexture = !isLinear;
importer.SaveAndReimport();
}
var Texture = m_assetPath.LoadAsset <Texture2D>();
if (Texture == null)
{
Debug.LogWarningFormat("fail to Load Texture2D: {0}", m_assetPath);
}
else
{
var maxSize = Mathf.Max(Texture.width, Texture.height);
importer.maxTextureSize
= maxSize > 4096 ? 8192 :
maxSize > 2048 ? 4096 :
maxSize > 1024 ? 2048 :
maxSize > 512 ? 1024 :
512;
importer.SaveAndReimport();
}
if (sampler != null)
{
TextureSamplerUtil.SetSampler(Texture, sampler);
}
return(Task.FromResult(Texture));
}
public IEnumerator ProcessOnMainThreadCoroutine(glTF gltf)
{
using (m_textureLoader)
{
var textureType = TextureIO.GetglTFTextureType(gltf, m_textureIndex);
var colorSpace = TextureIO.GetColorSpace(textureType);
var isLinear = colorSpace == RenderTextureReadWrite.Linear;
yield return(m_textureLoader.ProcessOnMainThread(isLinear));
TextureSamplerUtil.SetSampler(Texture, gltf.GetSamplerFromTextureIndex(m_textureIndex));
}
}
public void TextureSamplerExportFilterModeTest()
{
{
var texture = Resources.Load <Texture2D>("Samplers/filter_point");
Assert.AreEqual(glFilter.NEAREST, TextureSamplerUtil.ExportFilterMode(texture));
}
{
var texture = Resources.Load <Texture2D>("Samplers/filter_bilinear");
Assert.AreEqual(glFilter.LINEAR, TextureSamplerUtil.ExportFilterMode(texture));
}
{
var texture = Resources.Load <Texture2D>("Samplers/filter_trilinear");
Assert.AreEqual(glFilter.LINEAR_MIPMAP_LINEAR, TextureSamplerUtil.ExportFilterMode(texture));
}
}
public IEnumerator ProcessOnMainThread(bool isLinear, glTFTextureSampler sampler)
{
//
// texture from image(png etc) bytes
//
Texture = new Texture2D(2, 2, TextureFormat.ARGB32, false, isLinear);
Texture.name = m_textureName;
if (m_imageBytes != null)
{
Texture.LoadImage(m_imageBytes);
}
if (sampler != null)
{
TextureSamplerUtil.SetSampler(Texture, sampler);
}
yield break;
}
public static Task <Texture2D> LoadTaskAsync(UnityPath m_assetPath,
bool isLinear, glTFTextureSampler sampler)
{
//
// texture from assets
//
m_assetPath.ImportAsset();
var importer = m_assetPath.GetImporter <UnityEditor.TextureImporter>();
if (importer == null)
{
Debug.LogWarningFormat("fail to get TextureImporter: {0}", m_assetPath);
}
importer.maxTextureSize = 8192;
importer.sRGBTexture = !isLinear;
importer.SaveAndReimport();
var Texture = m_assetPath.LoadAsset <Texture2D>();
if (Texture == null)
{
Debug.LogWarningFormat("fail to Load Texture2D: {0}", m_assetPath);
}
else
{
var maxSize = Mathf.Max(Texture.width, Texture.height);
importer.maxTextureSize
= maxSize > 4096 ? 8192 :
maxSize > 2048 ? 4096 :
maxSize > 1024 ? 2048 :
maxSize > 512 ? 1024 :
512;
importer.SaveAndReimport();
}
if (sampler != null)
{
TextureSamplerUtil.SetSampler(Texture, sampler);
}
return(Task.FromResult(Texture));
}
public IEnumerator ProcessOnMainThread(bool isLinear, glTFTextureSampler sampler)
{
//
// texture from assets
//
m_assetPath.ImportAsset();
var importer = m_assetPath.GetImporter <TextureImporter>();
if (importer == null)
{
Debug.LogWarningFormat("fail to get TextureImporter: {0}", m_assetPath);
}
importer.maxTextureSize = 8192;
importer.sRGBTexture = !isLinear;
importer.SaveAndReimport();
Texture = m_assetPath.LoadAsset <Texture2D>();
//Texture.name = m_textureName;
if (Texture == null)
{
Debug.LogWarningFormat("fail to Load Texture2D: {0}", m_assetPath);
}
else
{
var maxSize = Mathf.Max(Texture.width, Texture.height);
importer.maxTextureSize
= maxSize > 4096 ? 8192 :
maxSize > 2048 ? 4096 :
maxSize > 1024 ? 2048 :
maxSize > 512 ? 1024 :
512;
importer.SaveAndReimport();
}
if (sampler != null)
{
TextureSamplerUtil.SetSampler(Texture, sampler);
}
yield break;
}
public void TextureSamplerExportTest_for_Unity_5_6()
{
{
var texture = Resources.Load <Texture2D>("Samplers/wrap_clamp");
var sampler = TextureSamplerUtil.Export(texture);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapS);
Assert.AreEqual(glWrap.CLAMP_TO_EDGE, sampler.wrapT);
}
{
var texture = Resources.Load <Texture2D>("Samplers/wrap_repeat");
var sampler = TextureSamplerUtil.Export(texture);
Assert.AreEqual(glWrap.REPEAT, sampler.wrapS);
Assert.AreEqual(glWrap.REPEAT, sampler.wrapT);
}
/*
* {
* var texture = Resources.Load<Texture2D>("Samplers/wrap_repeat_clamp");
* var sampler = TextureSamplerUtil.Export(texture);
* Assert.AreEqual(glWrap.REPEAT, sampler.wrapS);
* Assert.AreEqual(glWrap.REPEAT, sampler.wrapT);
* }
*/
}
public void SetSampler(glTF gltf)
{
TextureSamplerUtil.SetSampler(m_texture, gltf.GetSamplerFromTextureIndex(m_textureIndex));
}