private static void LoadTextures(AssetImporterGltfMeshContext context)
{
if (context.Model.Textures == null)
{
return;
}
for (int t = 0; t < context.Model.Textures.Length; t++)
{
glTFLoader.Schema.Texture tex = context.Model.Textures[t];
if (tex.Source == null)
{
continue;
}
int imageIndex = tex.Source.Value;
Image img = context.Model.Images[imageIndex];
using (Stream str = glTFLoader.Interface.OpenImageFile(context.Model, imageIndex, context.FullFilename))
{
string surfaceAssetName = GetImageAssetName(img, imageIndex, context.FullFilename);
AssetImporterSurface2D.Import(str, surfaceAssetName, context.PackageToSaveIn.PackageName, context.FullFilename, out Surface2D surface);
if (surface != null)
{
context.ImportedAssets.Add(surface);
}
}
}
}
private Texture2D LoadTexture(glTFLoader.Schema.Texture texture)
{
string path = "Assets/cache_" + texture.Name + ".png";
string sourceID = texture.Source;
glTFLoader.Schema.Image image = m_model.Images[sourceID];
Bitmap bitmap = image.Uri;
bitmap.Save(path);
byte[] data = File.ReadAllBytes(path);
Texture2D res = new Texture2D(2, 2);
res.LoadImage(data); // auto resize
string samplerID = texture.Sampler;
Sampler sampler = m_model.Samplers[samplerID];
TextureWrapMode wrapS = s_wrapSMode[sampler.WrapS];
TextureWrapMode wrapT = s_wrapTMode[sampler.WrapT];
if (wrapS == wrapT)
{
res.wrapMode = wrapS;
}
else
{
throw new System.NotImplementedException("Texture wrap mode not supported");
}
return(res);
}
private int GetTextureFromBitmap(Bitmap bitmap)
{
var image = GetImageFromBitmap(bitmap);
int imageIdx = dummy.Images.AddAndReturnIndex(image);
var texture = new glTFLoader.Schema.Texture()
{
Source = imageIdx,
Sampler = 0
};
return(dummy.Textures.AddAndReturnIndex(texture));
}
private int AddTextureToBuffers(string texturePath)
{
var image = GetImageFromFile(texturePath);
int imageIdx = dummy.Images.AddAndReturnIndex(image);
var texture = new glTFLoader.Schema.Texture()
{
Source = imageIdx,
Sampler = 0
};
return(dummy.Textures.AddAndReturnIndex(texture));
}
