static public ModelAsset ToUnityAsset(VrmLib.Model model, string assetPath, IExternalUnityObject scriptedImporter)
{
var modelAsset = new ModelAsset();
CreateTextureAsset(model, modelAsset, scriptedImporter);
CreateMaterialAsset(model, modelAsset, scriptedImporter);
CreateMeshAsset(model, modelAsset);
// node
RuntimeUnityBuilder.CreateNodes(model.Root, null, modelAsset.Map.Nodes);
modelAsset.Root = modelAsset.Map.Nodes[model.Root];
// renderer
var map = modelAsset.Map;
foreach (var(node, go) in map.Nodes)
{
if (node.MeshGroup is null)
{
continue;
}
if (node.MeshGroup.Meshes.Count > 1)
{
throw new NotImplementedException("invalid isolated vertexbuffer");
}
var renderer = RuntimeUnityBuilder.CreateRenderer(node, go, map);
map.Renderers.Add(node, renderer);
modelAsset.Renderers.Add(renderer);
}
// humanoid
var boneMap = modelAsset.Map.Nodes
.Where(x => x.Key.HumanoidBone.GetValueOrDefault() != VrmLib.HumanoidBones.unknown)
.Select(x => (x.Value.transform, x.Key.HumanoidBone.Value))
.ToDictionary(x => x.transform, x => x.Item2);
if (boneMap.Any())
{
modelAsset.HumanoidAvatar = HumanoidLoader.LoadHumanoidAvatar(modelAsset.Root.transform, boneMap);
if (modelAsset.HumanoidAvatar != null)
{
modelAsset.HumanoidAvatar.name = "VRM";
}
}
var animator = modelAsset.Root.AddComponent <Animator>();
animator.avatar = modelAsset.HumanoidAvatar;
return(modelAsset);
}
public ModelAsset ToUnityAsset(VrmLib.Model model, string assetPath, IExternalUnityObject scriptedImporter)
{
var modelAsset = new ModelAsset();
CreateTextureAsset(model, modelAsset, scriptedImporter);
CreateMaterialAsset(model, modelAsset, scriptedImporter);
RuntimeUnityBuilder.CreateMeshAsset(model, modelAsset, Meshes);
// node
RuntimeUnityBuilder.CreateNodes(model.Root, null, Nodes);
modelAsset.Root = Nodes[model.Root];
Root = modelAsset.Root;
// renderer
foreach (var(mesh, renderer) in RuntimeUnityBuilder.CreateRendererAsset(Nodes, Meshes, Materials))
{
Renderers.Add(mesh, renderer);
}
// humanoid
var boneMap = Nodes
.Where(x => x.Key.HumanoidBone.GetValueOrDefault() != VrmLib.HumanoidBones.unknown)
.Select(x => (x.Value.transform, x.Key.HumanoidBone.Value))
.ToDictionary(x => x.transform, x => x.Item2);
if (boneMap.Any())
{
modelAsset.HumanoidAvatar = HumanoidLoader.LoadHumanoidAvatar(modelAsset.Root.transform, boneMap);
if (modelAsset.HumanoidAvatar != null)
{
modelAsset.HumanoidAvatar.name = "VRM";
}
}
var animator = modelAsset.Root.AddComponent <Animator>();
animator.avatar = modelAsset.HumanoidAvatar;
modelAsset.Map = new ModelMap
{
Nodes = Nodes,
Textures = Textures,
Materials = Materials,
Meshes = Meshes,
Renderers = Renderers,
};
return(modelAsset);
}
static public ModelAsset ToUnityAsset(VrmLib.Model model, string assetPath, IExternalUnityObject scriptedImporter)
{
var modelAsset = new ModelAsset();
CreateTextureAsset(model, modelAsset, scriptedImporter);
CreateMaterialAsset(model, modelAsset, scriptedImporter);
CreateMeshAsset(model, modelAsset);
// node
RuntimeUnityBuilder.CreateNodes(model.Root, null, modelAsset.Map.Nodes);
modelAsset.Root = modelAsset.Map.Nodes[model.Root];
// renderer
var map = modelAsset.Map;
foreach (var(node, go) in map.Nodes)
{
if (node.MeshGroup is null)
{
continue;
}
if (node.MeshGroup.Meshes.Count > 1)
{
throw new NotImplementedException("invalid isolated vertexbuffer");
}
var renderer = RuntimeUnityBuilder.CreateRenderer(node, go, map);
map.Renderers.Add(node, renderer);
modelAsset.Renderers.Add(renderer);
}
if (model.Vrm != null)
{
// humanoid
var humanoid = modelAsset.Root.AddComponent <Humanoid>();
humanoid.AssignBones(modelAsset.Map.Nodes.Select(x => (x.Key.HumanoidBone.GetValueOrDefault().ToUnity(), x.Value.transform)));
modelAsset.HumanoidAvatar = humanoid.CreateAvatar();
modelAsset.HumanoidAvatar.name = "VRM";
var animator = modelAsset.Root.AddComponent <Animator>();
animator.avatar = modelAsset.HumanoidAvatar;
}
return(modelAsset);
}
private void CreateMaterialAsset(VrmLib.Model model, ModelAsset modelAsset, IExternalUnityObject scriptedImporter)
{
var externalObjects = scriptedImporter.GetExternalUnityObjects <Material>();
foreach (var src in model.Materials)
{
if (externalObjects.ContainsKey(src.Name))
{
Materials.Add(src, externalObjects[src.Name]);
modelAsset.Materials.Add(externalObjects[src.Name]);
}
else
{
// TODO: material has VertexColor
var material = RuntimeUnityMaterialBuilder.CreateMaterialAsset(src, hasVertexColor: false, Textures);
material.name = src.Name;
Materials.Add(src, material);
modelAsset.Materials.Add(material);
}
}
}
private void CreateTextureAsset(VrmLib.Model model, ModelAsset modelAsset, IExternalUnityObject scriptedImporter)
{
var externalObjects = scriptedImporter.GetExternalUnityObjects <Texture2D>();
// textures
for (int i = 0; i < model.Textures.Count; ++i)
{
if (model.Textures[i] is VrmLib.ImageTexture imageTexture)
{
if (string.IsNullOrEmpty(model.Textures[i].Name))
{
model.Textures[i].Name = string.Format("{0}_img{1}", model.Root.Name, i);
}
if (externalObjects.ContainsKey(model.Textures[i].Name))
{
Textures.Add(imageTexture, externalObjects[model.Textures[i].Name]);
modelAsset.Textures.Add(externalObjects[model.Textures[i].Name]);
}
else
{
var name = !string.IsNullOrEmpty(imageTexture.Name)
? imageTexture.Name
: string.Format("{0}_img{1}", model.Root.Name, i);
var texture = RuntimeUnityBuilder.CreateTexture(name, imageTexture);
Textures.Add(imageTexture, texture);
modelAsset.Textures.Add(texture);
}
}
else
{
Debug.LogWarning($"{i} not ImageTexture");
}
}
}
