public static void SerializeTo(ref UniGLTF.glTFExtension dst, VRMC_node_constraint extension)
{
if (dst is glTFExtensionImport)
{
throw new NotImplementedException();
}
if (!(dst is glTFExtensionExport extensions))
{
extensions = new glTFExtensionExport();
dst = extensions;
}
var f = new JsonFormatter();
Serialize(f, extension);
extensions.Add(VRMC_node_constraint.ExtensionName, f.GetStoreBytes());
}
public static glTFMaterial UnlitToGltf(this UnlitMaterial unlit, List <Texture> textures)
{
var material = unlit.ToGltf(textures);
if (!(material.extensions is glTFExtensionExport extensions))
{
extensions = new glTFExtensionExport();
material.extensions = extensions;
}
extensions.Add(
glTF_KHR_materials_unlit.ExtensionName,
new ArraySegment <byte>(glTF_KHR_materials_unlit.Raw));
material.pbrMetallicRoughness.roughnessFactor = 0.9f;
material.pbrMetallicRoughness.metallicFactor = 0.0f;
return(material);
}
public static void Migrate(glTF gltf, JsonNode json)
{
for (int i = 0; i < gltf.materials.Count; ++i)
{
var vrmMaterial = json["extensions"]["VRM"]["materialProperties"][i];
if (vrmMaterial["shader"].GetString() != "VRM/MToon")
{
continue;
}
// VRM-0 MToon の情報
var mtoon = MToonValue.Create(vrmMaterial);
// KHR_materials_unlit として fallback した情報が入っている
var gltfMaterial = gltf.materials[i];
if (!glTF_KHR_materials_unlit.IsEnable(gltfMaterial))
{
// 古いモデルは無い場合がある
// throw new Exception($"[{i}]{gltfMaterial.name} has no extensions");
}
var extensions = new glTFExtensionExport();
gltfMaterial.extensions = extensions;
extensions.Add(
glTF_KHR_materials_unlit.ExtensionName,
new ArraySegment <byte>(glTF_KHR_materials_unlit.Raw));
//
// definition の中身を gltfMaterial と gltfMaterial.extensions.VRMC_materials_mtoon に移し替える
//
var dst = new VRMC_materials_mtoon();
// Color
gltfMaterial.pbrMetallicRoughness.baseColorFactor = mtoon.Definition.Color.LitColor.ToFloat4();
if (mtoon.TextureIndexMap.MainTex.HasValue)
{
gltfMaterial.pbrMetallicRoughness.baseColorTexture = new glTFMaterialBaseColorTextureInfo
{
index = mtoon.TextureIndexMap.MainTex.Value
};
if (!mtoon.OffsetScale.TryGetValue("_MainTex", out float[] value))
