UniVRM/Assets/VRM10/Runtime/IO/Vrm10Importer.cs
2021-05-18 17:01:06 +09:00

643 lines
30 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using UniGLTF;
using UnityEngine;
using VrmLib;
namespace UniVRM10
{
/// <summary>
/// VrmLib.Model から UnityPrefab を構築する
/// </summary>
public class Vrm10Importer : UniGLTF.ImporterContext
{
readonly Model m_model;
UniGLTF.Extensions.VRMC_vrm.VRMC_vrm m_vrm;
IDictionary<SubAssetKey, UnityEngine.Object> m_externalMap;
public Vrm10Importer(UniGLTF.GltfParser parser, IDictionary<SubAssetKey, UnityEngine.Object> externalObjectMap = null)
: base(parser, externalObjectMap?.Select(kv => (kv.Key.Name, kv.Value)))
{
m_externalMap = externalObjectMap;
if (m_externalMap == null)
{
m_externalMap = new Dictionary<SubAssetKey, UnityEngine.Object>();
}
m_model = ModelReader.Read(parser);
// for `VRMC_materials_mtoon`
this.GltfMaterialImporter.GltfMaterialParamProcessors.Insert(0, Vrm10MaterialImporter.TryCreateParam);
if (!UniGLTF.Extensions.VRMC_vrm.GltfDeserializer.TryGet(parser.GLTF.extensions, out m_vrm))
{
throw new Exception("VRMC_vrm is not found");
}
// assign humanoid bones
if (m_vrm.Humanoid != null)
{
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.Hips, HumanoidBones.hips);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftUpperLeg, HumanoidBones.leftUpperLeg);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightUpperLeg, HumanoidBones.rightUpperLeg);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftLowerLeg, HumanoidBones.leftLowerLeg);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightLowerLeg, HumanoidBones.rightLowerLeg);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftFoot, HumanoidBones.leftFoot);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightFoot, HumanoidBones.rightFoot);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.Spine, HumanoidBones.spine);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.Chest, HumanoidBones.chest);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.Neck, HumanoidBones.neck);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.Head, HumanoidBones.head);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftShoulder, HumanoidBones.leftShoulder);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightShoulder, HumanoidBones.rightShoulder);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftUpperArm, HumanoidBones.leftUpperArm);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightUpperArm, HumanoidBones.rightUpperArm);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftLowerArm, HumanoidBones.leftLowerArm);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightLowerArm, HumanoidBones.rightLowerArm);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftHand, HumanoidBones.leftHand);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightHand, HumanoidBones.rightHand);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftToes, HumanoidBones.leftToes);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightToes, HumanoidBones.rightToes);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftEye, HumanoidBones.leftEye);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightEye, HumanoidBones.rightEye);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.Jaw, HumanoidBones.jaw);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftThumbProximal, HumanoidBones.leftThumbProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftThumbIntermediate, HumanoidBones.leftThumbIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftThumbDistal, HumanoidBones.leftThumbDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftIndexProximal, HumanoidBones.leftIndexProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftIndexIntermediate, HumanoidBones.leftIndexIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftIndexDistal, HumanoidBones.leftIndexDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftMiddleProximal, HumanoidBones.leftMiddleProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftMiddleIntermediate, HumanoidBones.leftMiddleIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftMiddleDistal, HumanoidBones.leftMiddleDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftRingProximal, HumanoidBones.leftRingProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftRingIntermediate, HumanoidBones.leftRingIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftRingDistal, HumanoidBones.leftRingDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftLittleProximal, HumanoidBones.leftLittleProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftLittleIntermediate, HumanoidBones.leftLittleIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.LeftLittleDistal, HumanoidBones.leftLittleDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightThumbProximal, HumanoidBones.rightThumbProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightThumbIntermediate, HumanoidBones.rightThumbIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightThumbDistal, HumanoidBones.rightThumbDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightIndexProximal, HumanoidBones.rightIndexProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightIndexIntermediate, HumanoidBones.rightIndexIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightIndexDistal, HumanoidBones.rightIndexDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightMiddleProximal, HumanoidBones.rightMiddleProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightMiddleIntermediate, HumanoidBones.rightMiddleIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightMiddleDistal, HumanoidBones.rightMiddleDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightRingProximal, HumanoidBones.rightRingProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightRingIntermediate, HumanoidBones.rightRingIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightRingDistal, HumanoidBones.rightRingDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightLittleProximal, HumanoidBones.rightLittleProximal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightLittleIntermediate, HumanoidBones.rightLittleIntermediate);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.RightLittleDistal, HumanoidBones.rightLittleDistal);
AssignHumanoid(m_model.Nodes, m_vrm.Humanoid.HumanBones.UpperChest, HumanoidBones.upperChest);
}
}
public class ModelMap
{
public readonly Dictionary<VrmLib.Node, GameObject> Nodes = new Dictionary<VrmLib.Node, GameObject>();
public readonly Dictionary<VrmLib.MeshGroup, UnityEngine.Mesh> Meshes = new Dictionary<VrmLib.MeshGroup, UnityEngine.Mesh>();
}
/// <summary>
/// VrmLib.Model の オブジェクトと UnityEngine.Object のマッピングを記録する
/// </summary>
/// <returns></returns>
readonly ModelMap m_map = new ModelMap();
static void AssignHumanoid(List<Node> nodes, UniGLTF.Extensions.VRMC_vrm.HumanBone humanBone, VrmLib.HumanoidBones key)
{
if (humanBone != null && humanBone.Node.HasValue)
{
nodes[humanBone.Node.Value].HumanoidBone = key;
}
}
/// <summary>
/// VrmLib.Model から 構築する
/// </summary>
/// <param name="MeasureTime"></param>
/// <returns></returns>
protected override async Task LoadGeometryAsync(IAwaitCaller awaitCaller, Func<string, IDisposable> MeasureTime)
{
// fill assets
for (int i = 0; i < m_model.Materials.Count; ++i)
{
var src = m_model.Materials[i];
var dst = MaterialFactory.Materials[i].Asset;
}
await awaitCaller.NextFrame();
// mesh
for (int i = 0; i < m_model.MeshGroups.Count; ++i)
{
var src = m_model.MeshGroups[i];
UnityEngine.Mesh mesh = default;
if (src.Meshes.Count == 1)
{
mesh = MeshImporter.LoadSharedMesh(src.Meshes[0], src.Skin);
}
else
{
// 頂点バッファの連結が必用
// VRM-1 はこっち
// https://github.com/vrm-c/UniVRM/issues/800
mesh = MeshImporterDivided.LoadDivided(src);
}
mesh.name = src.Name;
m_map.Meshes.Add(src, mesh);
Meshes.Add(new MeshWithMaterials
{
Mesh = mesh,
Materials = src.Meshes[0].Submeshes.Select(x => MaterialFactory.Materials[x.Material].Asset).ToArray(),
});
await awaitCaller.NextFrame();
}
// node: recursive
CreateNodes(m_model.Root, null, m_map.Nodes);
for (int i = 0; i < m_model.Nodes.Count; ++i)
{
Nodes.Add(m_map.Nodes[m_model.Nodes[i]].transform);
}
await awaitCaller.NextFrame();
if (Root == null)
{
Root = m_map.Nodes[m_model.Root];
}
else
{
// replace
var modelRoot = m_map.Nodes[m_model.Root];
foreach (Transform child in modelRoot.transform)
{
child.SetParent(Root.transform, true);
}
m_map.Nodes[m_model.Root] = Root;
}
await awaitCaller.NextFrame();
// renderer
var map = m_map;
foreach (var (node, go) in map.Nodes)
{
if (node.MeshGroup is null)
{
continue;
}
CreateRenderer(node, go, map, MaterialFactory.Materials);
await awaitCaller.NextFrame();
}
}
UnityEngine.Avatar m_humanoid;
VRM10MetaObject m_meta;
List<VRM10Expression> m_expressions = new List<VRM10Expression>();
protected override async Task OnLoadHierarchy(IAwaitCaller awaitCaller, Func<string, IDisposable> MeasureTime)
{
Root.name = "VRM1";
// humanoid
var humanoid = Root.AddComponent<MeshUtility.Humanoid>();
humanoid.AssignBones(m_map.Nodes.Select(x => (ToUnity(x.Key.HumanoidBone.GetValueOrDefault()), x.Value.transform)));
m_humanoid = humanoid.CreateAvatar();
m_humanoid.name = "humanoid";
var animator = Root.AddComponent<Animator>();
animator.avatar = m_humanoid;
// VrmController
var controller = Root.AddComponent<VRM10Controller>();
// vrm
await LoadVrmAsync(awaitCaller, controller, m_vrm);
// springBone
if (UniGLTF.Extensions.VRMC_springBone.GltfDeserializer.TryGet(Parser.GLTF.extensions, out UniGLTF.Extensions.VRMC_springBone.VRMC_springBone springBone))
{
await LoadSpringBoneAsync(awaitCaller, controller, springBone);
}
// constraint
await LoadConstraintAsync(awaitCaller, controller);
}
static ExpressionKey Key(UniGLTF.Extensions.VRMC_vrm.Expression e)
{
if (e.Preset == UniGLTF.Extensions.VRMC_vrm.ExpressionPreset.custom)
{
return ExpressionKey.CreateCustom(e.Name);
}
else
{
return ExpressionKey.CreateFromPreset(e.Preset);
}
}
async Task LoadVrmAsync(IAwaitCaller awaitCaller, VRM10Controller controller, UniGLTF.Extensions.VRMC_vrm.VRMC_vrm vrm)
{
// meta
if (m_externalMap.TryGetValue(VRM10MetaObject.SubAssetKey, out UnityEngine.Object meta))
{
controller.Meta.Meta = meta as VRM10MetaObject;
}
else if (vrm.Meta != null)
{
var src = vrm.Meta;
m_meta = ScriptableObject.CreateInstance<VRM10MetaObject>();
m_meta.name = VRM10MetaObject.SubAssetKey.Name;
controller.Meta.Meta = m_meta;
m_meta.Name = src.Name;
m_meta.Version = src.Version;
m_meta.ContactInformation = src.ContactInformation;
// avatar
m_meta.AllowedUser = src.AvatarPermission;
m_meta.ViolentUsage = src.AllowExcessivelyViolentUsage.Value;
m_meta.SexualUsage = src.AllowExcessivelySexualUsage.Value;
m_meta.CommercialUsage = src.CommercialUsage;
m_meta.PoliticalOrReligiousUsage = src.AllowPoliticalOrReligiousUsage.Value;
// redistribution
m_meta.CreditNotation = src.CreditNotation;
m_meta.Redistribution = src.AllowRedistribution.Value;
m_meta.ModificationLicense = src.Modification;
m_meta.OtherLicenseUrl = src.OtherLicenseUrl;
//
if (src.References != null)
{
m_meta.References.AddRange(src.References);
}
if (src.Authors != null)
{
m_meta.Authors.AddRange(src.Authors);
}
if (Vrm10TextureEnumerator.TryGetMetaThumbnailTextureImportParam(Parser, vrm, out (SubAssetKey, VRMShaders.TextureImportParam Param) kv))
{
var texture = await TextureFactory.GetTextureAsync(kv.Param);
if (texture != null)
{
m_meta.Thumbnail = texture;
}
}
}
// expression
if (vrm.Expressions != null)
{
var expressionAvatar = Root.AddComponent<VRM10ExpressionAvatar>();
foreach (var expression in vrm.Expressions)
{
VRM10Expression clip = default;
if (m_externalMap.TryGetValue(Key(expression).SubAssetKey, out UnityEngine.Object expressionObj))
{
clip = expressionObj as VRM10Expression;
}
else
{
clip = ScriptableObject.CreateInstance<UniVRM10.VRM10Expression>();
clip.Preset = expression.Preset;
clip.ExpressionName = expression.Name;
clip.name = Key(expression).SubAssetKey.Name;
clip.IsBinary = expression.IsBinary.GetValueOrDefault();
clip.OverrideBlink = expression.OverrideBlink;
clip.OverrideLookAt = expression.OverrideLookAt;
clip.OverrideMouth = expression.OverrideMouth;
clip.MorphTargetBindings = expression.MorphTargetBinds.Select(x => x.Build10(Root, m_map, m_model))
.ToArray();
clip.MaterialColorBindings = expression.MaterialColorBinds.Select(x => x.Build10(MaterialFactory.Materials))
.Where(x => x.HasValue)
.Select(x => x.Value)
.ToArray();
clip.MaterialUVBindings = expression.TextureTransformBinds.Select(x => x.Build10(MaterialFactory.Materials))
.Where(x => x.HasValue)
.Select(x => x.Value)
.ToArray();
m_expressions.Add(clip);
}
expressionAvatar.Clips.Add(clip);
}
}
// lookat
if (vrm.LookAt != null)
{
var src = vrm.LookAt;
controller.LookAt.LookAtType = src.Type;
controller.LookAt.OffsetFromHead = new Vector3(src.OffsetFromHeadBone[0], src.OffsetFromHeadBone[1], src.OffsetFromHeadBone[2]);
controller.LookAt.HorizontalInner = new CurveMapper(src.RangeMapHorizontalInner.InputMaxValue.Value, src.RangeMapHorizontalInner.OutputScale.Value);
controller.LookAt.HorizontalOuter = new CurveMapper(src.RangeMapHorizontalOuter.InputMaxValue.Value, src.RangeMapHorizontalOuter.OutputScale.Value);
controller.LookAt.VerticalUp = new CurveMapper(src.RangeMapVerticalUp.InputMaxValue.Value, src.RangeMapVerticalUp.OutputScale.Value);
controller.LookAt.VerticalDown = new CurveMapper(src.RangeMapVerticalDown.InputMaxValue.Value, src.RangeMapVerticalDown.OutputScale.Value);
}
// firstPerson
if (vrm.FirstPerson != null && vrm.FirstPerson.MeshAnnotations != null)
{
var fp = vrm.FirstPerson;
foreach (var x in fp.MeshAnnotations)
{
var node = Nodes[x.Node.Value];
controller.FirstPerson.Renderers.Add(new RendererFirstPersonFlags
{
FirstPersonFlag = x.Type,
Renderer = node.GetComponent<Renderer>()
});
}
}
}
async Task LoadSpringBoneAsync(IAwaitCaller awaitCaller, VRM10Controller controller, UniGLTF.Extensions.VRMC_springBone.VRMC_springBone gltfVrmSpringBone)
{
await awaitCaller.NextFrame();
// springs
if (gltfVrmSpringBone.Springs != null)
{
var secondary = Root.transform.Find("secondary");
if (secondary == null)
{
secondary = new GameObject("secondary").transform;
secondary.SetParent(Root.transform, false);
}
// colliderGroup
var list = new List<VRM10SpringBoneColliderGroup>();
foreach (var g in gltfVrmSpringBone.ColliderGroups)
{
var colliderGroup = secondary.gameObject.AddComponent<VRM10SpringBoneColliderGroup>();
list.Add(colliderGroup);
foreach (var c in g.Colliders)
{
var node = Nodes[c.Node.Value];
var collider = node.gameObject.AddComponent<VRM10SpringBoneCollider>();
colliderGroup.AddCollider(collider);
if (c.Shape.Sphere is UniGLTF.Extensions.VRMC_springBone.ColliderShapeSphere sphere)
{
collider.ColliderType = VRM10SpringBoneColliderTypes.Sphere;
collider.Radius = sphere.Radius.Value;
collider.Offset = Vector3InvertX(sphere.Offset);
}
else if (c.Shape.Capsule is UniGLTF.Extensions.VRMC_springBone.ColliderShapeCapsule capsule)
{
collider.ColliderType = VRM10SpringBoneColliderTypes.Capsule;
collider.Radius = capsule.Radius.Value;
collider.Offset = Vector3InvertX(capsule.Offset);
collider.Tail = Vector3InvertX(capsule.Tail);
}
else
{
throw new NotImplementedException();
}
}
}
foreach (var gltfSpring in gltfVrmSpringBone.Springs)
{
if (gltfSpring.Joints == null || gltfSpring.Joints.Count == 0)
{
continue;
}
var firstJointNode = Nodes[gltfSpring.Joints.First().Node.Value];
var springBone = firstJointNode.gameObject.AddComponent<VRM10SpringBone>();
springBone.Comment = gltfSpring.Name;
springBone.ColliderGroups = gltfSpring.ColliderGroups.Select(x => list[x]).ToList();
// joint
foreach (var gltfJoint in gltfSpring.Joints)
{
if (gltfJoint.Node.HasValue)
{
var index = gltfJoint.Node.Value;
if (index < 0 || index >= Nodes.Count)
{
throw new IndexOutOfRangeException($"{index} > {Nodes.Count}");
}
var joint = new VRM10SpringJoint(Nodes[gltfJoint.Node.Value]);
joint.m_jointRadius = gltfJoint.HitRadius.Value;
joint.m_dragForce = gltfJoint.DragForce.Value;
joint.m_gravityDir = Vector3InvertX(gltfJoint.GravityDir);
joint.m_gravityPower = gltfJoint.GravityPower.Value;
joint.m_stiffnessForce = gltfJoint.Stiffness.Value;
// joint.m_exclude = gltfJoint.Exclude.GetValueOrDefault();
springBone.Joints.Add(joint);
}
}
}
}
}
static AxisMask FreezeAxis(bool[] flags)
{
var mask = default(AxisMask);
if (flags != null && flags.Length == 3)
{
if (flags[0]) mask |= AxisMask.X;
if (flags[1]) mask |= AxisMask.Y;
if (flags[2]) mask |= AxisMask.Z;
}
return mask;
}
static Vector3 Vector3InvertX(float[] f)
{
var v = default(Vector3);
if (f != null && f.Length == 3)
{
v.x = -f[0];
v.y = f[1];
v.z = f[2];
}
return v;
}
async Task LoadConstraintAsync(IAwaitCaller awaitCaller, VRM10Controller controller)
{
for (int i = 0; i < Parser.GLTF.nodes.Count; ++i)
{
var gltfNode = Parser.GLTF.nodes[i];
if (UniGLTF.Extensions.VRMC_node_constraint.GltfDeserializer.TryGet(gltfNode.extensions, out UniGLTF.Extensions.VRMC_node_constraint.VRMC_node_constraint ext))
{
var constraint = ext.Constraint;
var node = Nodes[i];
if (constraint.Position != null)
{
var p = constraint.Position;
var positionConstraint = node.gameObject.AddComponent<VRM10PositionConstraint>();
positionConstraint.SourceCoordinate = p.SourceSpace;
positionConstraint.Source = Nodes[p.Source.Value];
positionConstraint.DestinationCoordinate = p.DestinationSpace;
positionConstraint.FreezeAxes = FreezeAxis(p.FreezeAxes);
positionConstraint.Weight = p.Weight.Value;
positionConstraint.ModelRoot = Root.transform;
}
else if (constraint.Rotation != null)
{
var r = constraint.Rotation;
var rotationConstraint = node.gameObject.AddComponent<VRM10RotationConstraint>();
rotationConstraint.SourceCoordinate = r.SourceSpace;
rotationConstraint.Source = Nodes[r.Source.Value];
rotationConstraint.DestinationCoordinate = r.DestinationSpace;
rotationConstraint.FreezeAxes = FreezeAxis(r.FreezeAxes);
rotationConstraint.Weight = r.Weight.Value;
rotationConstraint.ModelRoot = Root.transform;
}
else if (constraint.Aim != null)
{
var a = constraint.Aim;
var aimConstraint = node.gameObject.AddComponent<VRM10AimConstraint>();
aimConstraint.Source = Nodes[a.Source.Value];
// aimConstraint.AimVector = Vector3InvertX(a.AimVector);
// aimConstraint.UpVector = Vector3InvertX(a.UpVector);
}
}
}
await awaitCaller.NextFrame();
}
public static HumanBodyBones ToUnity(VrmLib.HumanoidBones bone)
{
if (bone == VrmLib.HumanoidBones.unknown)
{
return HumanBodyBones.LastBone;
}
return VrmLib.EnumUtil.Cast<HumanBodyBones>(bone);
}
/// <summary>
/// ヒエラルキーを再帰的に構築する
/// <summary>
public static void CreateNodes(VrmLib.Node node, GameObject parent, Dictionary<VrmLib.Node, GameObject> nodes)
{
GameObject go = new GameObject(node.Name);
go.transform.SetPositionAndRotation(node.Translation.ToUnityVector3(), node.Rotation.ToUnityQuaternion());
nodes.Add(node, go);
if (parent != null)
{
go.transform.SetParent(parent.transform);
}
if (node.Children.Count > 0)
{
for (int n = 0; n < node.Children.Count; n++)
{
CreateNodes(node.Children[n], go, nodes);
}
}
}
/// <summary>
/// MeshFilter + MeshRenderer もしくは SkinnedMeshRenderer を構築する
/// </summary>
public static Renderer CreateRenderer(VrmLib.Node node, GameObject go, ModelMap map,
IReadOnlyList<VRMShaders.MaterialFactory.MaterialLoadInfo> materialLoadInfos)
{
Renderer renderer = null;
var hasBlendShape = node.MeshGroup.Meshes[0].MorphTargets.Any();
if (node.MeshGroup.Skin != null || hasBlendShape)
{
var skinnedMeshRenderer = go.AddComponent<SkinnedMeshRenderer>();
renderer = skinnedMeshRenderer;
skinnedMeshRenderer.sharedMesh = map.Meshes[node.MeshGroup];
if (node.MeshGroup.Skin != null)
{
skinnedMeshRenderer.bones = node.MeshGroup.Skin.Joints.Select(x => map.Nodes[x].transform).ToArray();
if (node.MeshGroup.Skin.Root != null)
{
skinnedMeshRenderer.rootBone = map.Nodes[node.MeshGroup.Skin.Root].transform;
}
}
}
else
{
var meshFilter = go.AddComponent<MeshFilter>();
renderer = go.AddComponent<MeshRenderer>();
meshFilter.sharedMesh = map.Meshes[node.MeshGroup];
}
if (node.MeshGroup.Meshes.Count == 0)
{
throw new NotImplementedException();
}
else if (node.MeshGroup.Meshes.Count == 1)
{
var materials = node.MeshGroup.Meshes[0].Submeshes.Select(x => materialLoadInfos[x.Material].Asset).ToArray();
renderer.sharedMaterials = materials;
}
else
{
var materials = node.MeshGroup.Meshes.Select(x => materialLoadInfos[x.Submeshes[0].Material].Asset).ToArray();
renderer.sharedMaterials = materials;
}
return renderer;
}
public override void TransferOwnership(Func<UnityEngine.Object, bool> take)
{
// VRM 固有のリソース(ScriptableObject)
if (take(m_humanoid))
{
m_humanoid = null;
}
if (m_meta != null)
{
if (take(m_meta))
{
m_meta = null;
}
}
foreach (var x in m_expressions)
{
if (take(x))
{
// do nothing
}
}
m_expressions.Clear();
// GLTF のリソース
base.TransferOwnership(take);
}
public override void Dispose()
{
Action<UnityEngine.Object> destroy = UnityResourceDestroyer.DestroyResource();
// VRM specific
if (m_humanoid != null)
{
destroy(m_humanoid);
}
if (m_meta != null)
{
destroy(m_meta);
}
foreach (var clip in m_expressions)
{
destroy(clip);
}
base.Dispose();
}
}
}