public static async Awaitable <Texture2D> LoadTextureAsync(glTF gltf, IStorage storage, int textureIndex)
{
var imageBytes = await Awaitable.Run(() =>
{
var imageIndex = gltf.textures[textureIndex].source;
var segments = gltf.GetImageBytes(storage, imageIndex);
return(ToArray(segments));
});
//
// texture from image(png etc) bytes
//
var textureType = TextureIO.GetglTFTextureType(gltf, textureIndex);
var colorSpace = TextureIO.GetColorSpace(textureType);
var isLinear = colorSpace == RenderTextureReadWrite.Linear;
var sampler = gltf.GetSamplerFromTextureIndex(textureIndex);
var texture = new Texture2D(2, 2, TextureFormat.ARGB32, false, isLinear);
texture.name = gltf.textures[textureIndex].name;
if (imageBytes != null)
{
texture.LoadImage(imageBytes);
}
if (sampler != null)
{
TextureSamplerUtil.SetSampler(texture, sampler);
}
return(texture);
}
public void ProcessOnMainThread(glTF gltf)
{
var textureType = TextureIO.GetglTFTextureType(gltf, m_textureIndex);
var colorSpace = TextureIO.GetColorSpace(textureType);
GetOrCreateTexture(colorSpace == RenderTextureReadWrite.Linear);
SetSampler(gltf);
}
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, gltf.GetSamplerFromTextureIndex(m_textureIndex)));
}
}
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));
}