private MeshId ExportMesh(string name, GameObject[] primitives)
{
// check if this set of primitives is already a mesh
MeshId existingMeshId = null;
var key = new PrimKey();
foreach (var prim in primitives)
{
var filter = prim.GetComponent <MeshFilter>();
var renderer = prim.GetComponent <MeshRenderer>();
key.Mesh = filter.sharedMesh;
key.Material = renderer.sharedMaterial;
MeshId tempMeshId;
if (_primOwner.TryGetValue(key, out tempMeshId) && (existingMeshId == null || tempMeshId == existingMeshId))
{
existingMeshId = tempMeshId;
}
else
{
existingMeshId = null;
break;
}
}
// if so, return that mesh id
if (existingMeshId != null)
{
return(existingMeshId);
}
// if not, create new mesh and return its id
var mesh = new GLTF.Schema.GLTFMesh();
if (ExportNames)
{
mesh.Name = name;
}
mesh.Primitives = new List <MeshPrimitive>(primitives.Length);
foreach (var prim in primitives)
{
mesh.Primitives.AddRange(ExportPrimitive(prim));
}
var id = new MeshId
{
Id = _root.Meshes.Count,
Root = _root
};
_root.Meshes.Add(mesh);
return(id);
}
public static GLTFRoot Deserialize(TextReader textReader)
{
var jsonText = textReader.ReadToEnd();
var sr = textReader as StreamReader;
sr.BaseStream.Seek(0, SeekOrigin.Begin);
sr.DiscardBufferedData();
JObject jo = JObject.Parse(jsonText);
var jsonReader = new JsonTextReader(textReader);
var root = new GLTFRoot();
if (jsonReader.Read() && jsonReader.TokenType != JsonToken.StartObject)
{
throw new Exception("gltf json must be an object");
}
while (jsonReader.Read() && jsonReader.TokenType == JsonToken.PropertyName)
{
var curProp = jsonReader.Value.ToString();
switch (curProp)
{
case "extensionsUsed":
root.ExtensionsUsed = jsonReader.ReadStringList();
break;
case "extensionsRequired":
root.ExtensionsRequired = jsonReader.ReadStringList();
break;
case "accessors":
root.Accessors = jsonReader.ReadList(() => Accessor.Deserialize(root, jsonReader));
break;
case "animations":
root.Animations = jsonReader.ReadList(() => GLTFAnimation.Deserialize(root, jsonReader));
break;
case "asset":
var asset = jo["asset"].ToString();
root.Asset = JsonUtility.FromJson <Asset>(asset);
// will be deleted
Asset.Deserialize(root, jsonReader);
break;
case "buffers":
root.Buffers = jsonReader.ReadList(() => GLTFBuffer.Deserialize(root, jsonReader));
break;
case "bufferViews":
root.BufferViews = jsonReader.ReadList(() => BufferView.Deserialize(root, jsonReader));
break;
case "cameras":
root.Cameras = new List <GLTFCamera>();
foreach (var camera in jo["cameras"])
{
GLTFCamera c = JsonUtility.FromJson <GLTFCamera>(camera.ToString());
root.Cameras.Append(c);
}
// will be deleted
jsonReader.ReadList(() => GLTFCamera.Deserialize(root, jsonReader));
break;
case "images":
root.Images = jsonReader.ReadList(() => GLTFImage.Deserialize(root, jsonReader));
break;
case "materials":
root.Materials = jsonReader.ReadList(() => GLTFMaterial.Deserialize(root, jsonReader));
break;
case "meshes":
root.Meshes = jsonReader.ReadList(() => GLTFMesh.Deserialize(root, jsonReader));
break;
case "nodes":
root.Nodes = jsonReader.ReadList(() => Node.Deserialize(root, jsonReader));
break;
case "samplers":
root.Samplers = jsonReader.ReadList(() => Sampler.Deserialize(root, jsonReader));
break;
case "scene":
root.Scene = SceneId.Deserialize(root, jsonReader);
break;
case "scenes":
root.Scenes = jsonReader.ReadList(() => GLTF.Schema.GLTFScene.Deserialize(root, jsonReader));
break;
case "skins":
root.Skins = jsonReader.ReadList(() => Skin.Deserialize(root, jsonReader));
break;
case "textures":
root.Textures = jsonReader.ReadList(() => GLTFTexture.Deserialize(root, jsonReader));
break;
default:
root.DefaultPropertyDeserializer(root, jsonReader);
break;
}
}
return(root);
}
public static GLTFRoot Deserialize(TextReader textReader)
{
var jsonReader = new JsonTextReader(textReader);
var root = new GLTFRoot();
if (jsonReader.Read() && jsonReader.TokenType != JsonToken.StartObject)
{
throw new Exception("gltf json must be an object");
}
while (jsonReader.Read() && jsonReader.TokenType == JsonToken.PropertyName)
{
var curProp = jsonReader.Value.ToString();
switch (curProp)
{
case "extensionsUsed":
root.ExtensionsUsed = jsonReader.ReadStringList();
break;
case "extensionsRequired":
root.ExtensionsRequired = jsonReader.ReadStringList();
break;
case "accessors":
root.Accessors = jsonReader.ReadList(() => Accessor.Deserialize(root, jsonReader));
break;
case "animations":
root.Animations = jsonReader.ReadList(() => GLTFAnimation.Deserialize(root, jsonReader));
break;
case "asset":
root.Asset = Asset.Deserialize(root, jsonReader);
break;
case "buffers":
root.Buffers = jsonReader.ReadList(() => GLTFBuffer.Deserialize(root, jsonReader));
break;
case "bufferViews":
root.BufferViews = jsonReader.ReadList(() => BufferView.Deserialize(root, jsonReader));
break;
case "cameras":
root.Cameras = jsonReader.ReadList(() => GLTFCamera.Deserialize(root, jsonReader));
break;
case "images":
root.Images = jsonReader.ReadList(() => GLTFImage.Deserialize(root, jsonReader));
break;
case "materials":
root.Materials = jsonReader.ReadList(() => GLTFMaterial.Deserialize(root, jsonReader));
break;
case "meshes":
root.Meshes = jsonReader.ReadList(() => GLTFMesh.Deserialize(root, jsonReader));
break;
case "nodes":
root.Nodes = jsonReader.ReadList(() => Node.Deserialize(root, jsonReader));
break;
case "samplers":
root.Samplers = jsonReader.ReadList(() => Sampler.Deserialize(root, jsonReader));
break;
case "scene":
root.Scene = SceneId.Deserialize(root, jsonReader);
break;
case "scenes":
root.Scenes = jsonReader.ReadList(() => GLTF.Schema.GLTFScene.Deserialize(root, jsonReader));
break;
case "skins":
root.Skins = jsonReader.ReadList(() => Skin.Deserialize(root, jsonReader));
break;
case "textures":
root.Textures = jsonReader.ReadList(() => GLTFTexture.Deserialize(root, jsonReader));
break;
default:
root.DefaultPropertyDeserializer(root, jsonReader);
break;
}
}
return(root);
}