private static ROOT _Read(StringReader textReader, ReadSettings settings)
{
Guard.NotNull(textReader, nameof(textReader));
Guard.NotNull(settings, nameof(settings));
using (var reader = new JsonTextReader(textReader))
{
var root = new ROOT();
root.DeserializeObject(reader);
var ex = root.Validate().FirstOrDefault();
if (ex != null)
{
throw ex;
}
foreach (var buffer in root._buffers)
{
buffer._ResolveUri(settings.FileReader);
}
foreach (var image in root._images)
{
image._ResolveUri(settings.FileReader);
}
return(root);
}
}
public static ROOT Parse(String jsonContent, ReadSettings settings)
{
Guard.NotNullOrEmpty(jsonContent, nameof(jsonContent));
Guard.NotNull(settings, nameof(settings));
using (var tr = new StringReader(jsonContent))
{
return(_Read(tr, settings));
}
}
public static ROOT Load(string filePath)
{
Guard.FilePathMustExist(filePath, nameof(filePath));
var settings = new ReadSettings(filePath);
using (var s = File.OpenRead(filePath))
{
return(Read(s, settings));
}
}
/// <summary>
/// Reads a <code>Schema.Gltf</code> model from a stream
/// </summary>
/// <param name="stream">Readable stream to a gltf/glb model</param>
/// <returns><code>Schema.Gltf</code> model</returns>
public static ROOT Read(Stream stream, ReadSettings settings)
{
bool binaryFile = glb._Identify(stream);
if (binaryFile)
{
return(ReadGLB(stream, settings));
}
else
{
return(ReadGLTF(stream, settings));
}
}
public static ROOT ReadGLTF(Stream stream, ReadSettings settings)
{
Guard.NotNull(stream, nameof(stream));
Guard.NotNull(settings, nameof(settings));
string content = null;
using (var streamReader = new StreamReader(stream))
{
content = streamReader.ReadToEnd();
}
return(Parse(content, settings));
}
public static ROOT ReadGLB(Stream stream, ReadSettings settings)
{
Guard.NotNull(stream, nameof(stream));
Guard.NotNull(settings, nameof(settings));
var chunks = glb.ReadBinaryFile(stream);
var dom = Encoding.UTF8.GetString(chunks[glb.CHUNKJSON]);
if (chunks.ContainsKey(glb.CHUNKBIN))
{
settings.FileReader = key => string.IsNullOrEmpty(key) ? chunks[glb.CHUNKBIN] : settings.FileReader?.Invoke(key);
}
return(Parse(dom, settings));
}
