protected override IRenderableTexture CreateTexture(IDeviceContextHolder contextHolder, string key)
{
var result = new RenderableTexture();
if (_directory == null)
{
return(result);
}
var filename = Path.Combine(_directory, key);
if (File.Exists(filename))
{
result.Exists = true;
if (_asyncLoading)
{
TaskExtension.Forget(result.LoadAsync(contextHolder, filename));
}
else
{
result.Load(contextHolder, filename);
}
}
return(Textures[filename] = result);
}