/// <summary>
/// コピー元のアバターのBlendShapeBindingを基に、コピー先のアバターのBlendShapeBindingを生成します。
/// </summary>
/// <param name="sourceBinding"></param>
/// <param name="source"></param>
/// <param name="destination"></param>
/// <returns></returns>
private static BlendShapeBinding CopyBlendShapeBinding(
BlendShapeBinding binding,
GameObject source,
GameObject destination
)
{
var sourceMesh = CopyVRMBlendShapes.GetMesh(binding, source);
if (!sourceMesh)
{
return(binding);
}
var shapeKeyName = sourceMesh.GetBlendShapeName(binding.Index);
var destinationMesh = CopyVRMBlendShapes.GetMesh(binding.RelativePath, destination);
if (destinationMesh)
{
var index = destinationMesh.GetBlendShapeIndex(shapeKeyName);
if (index != -1)
{
binding.Index = index;
return(binding);
}
}
return(CopyVRMBlendShapes.FindShapeKey(binding, shapeKeyName, destination));
}
/// <summary>
/// BlendShapeBindingに対応するメッシュを返します。
/// </summary>
/// <param name="binding"></param>
/// <param name="avatar"></param>
/// <returns></returns>
private static Mesh GetMesh(BlendShapeBinding binding, GameObject avatar)
{
var mesh = CopyVRMBlendShapes.GetMesh(binding.RelativePath, avatar);
if (!mesh || binding.Index > mesh.blendShapeCount)
{
return(null);
}
return(mesh);
}
/// <summary>
/// 指定されたシェイプキー名を持つメッシュを探し、見つからなければ後方一致するものを探し、BlendShapeBindingを書き替えて返します。
/// </summary>
/// <param name="binding"></param>
/// <param name="shapeKeyName"></param>
/// <param name="avatar"></param>
/// <returns>見つからなかった場合は <c>binding</c> をそのまま返します。</returns>
private static BlendShapeBinding FindShapeKey(BlendShapeBinding binding, string shapeKeyName, GameObject avatar)
{
var renderers = avatar.GetComponentsInChildren <SkinnedMeshRenderer>();
foreach (var renderer in renderers)
{
Mesh mesh = renderer.sharedMesh;
if (!mesh)
{
continue;
}
var index = mesh.GetBlendShapeIndex(shapeKeyName);
if (index == -1)
{
continue;
}
binding.RelativePath = renderer.transform.RelativePathFrom(avatar.transform);
binding.Index = index;
return(binding);
}
foreach (var renderer in renderers)
{
var mesh = renderer.sharedMesh;
if (!mesh)
{
continue;
}
for (var i = 0; i < mesh.blendShapeCount; i++)
{
var name = mesh.GetBlendShapeName(i);
if (!name.EndsWith(shapeKeyName) && !shapeKeyName.EndsWith(name))
{
continue;
}
binding.RelativePath = renderer.transform.RelativePathFrom(avatar.transform);
binding.Index = i;
return(binding);
}
}
return(binding);
}
/// <summary>
/// 表示中のUIから表情プリセットを設定
/// </summary>
void SetClip(int index)
{
var clips = Proxy.BlendShapeAvatar.Clips;
var clip = clips[index];
var values = new List <BlendShapeBinding>();
foreach (Transform child in Content.transform)
{
// IsBinaryは最初の一回だけ（気持ち悪いけど我慢する）
var toggle = child.transform.Find("Toggle");
if (toggle != null)
{
clip.IsBinary = toggle.GetComponent <Toggle>().isOn;
}
// ブレンドシェイプ
var text = child.transform.Find("Text");
var slider = child.transform.Find("Slider");
var input = child.transform.Find("InputField");
if (text != null && slider != null && input != null)
{
var value = slider.GetComponent <Slider>().value;
if (value != 0)
{
// UIに0でない値が設定されていた場合だけ表情プリセットに追加
var s2i = slider.GetComponent <SliderToInput>();
var shape = new BlendShapeBinding();
shape.RelativePath = s2i.Mesh.transform.RelativePathFrom(Proxy.transform);
shape.Index = s2i.Index;
shape.Weight = value;
values.Add(shape);
}
}
}
clip.Values = values.ToArray();
Proxy.BlendShapeAvatar.Clips[index] = clip;
}
public Mesh BuildMesh(List <BlendShapeClip> blendShapeClips)
{
var blendShapeFrames = GetBlendShapeFrames(_srcMesh.blendShapeCount);
var newMesh = Object.Instantiate(_srcMesh);
newMesh.name = newMesh.name.Substring(0, newMesh.name.IndexOf('('));
newMesh.ClearBlendShapes();
var clipIndex = 0;
foreach (var blendShapeClip in blendShapeClips)
{
// フォームが空の場合は飛ばす
if (blendShapeClip == null || blendShapeClip.Values == null)
{
continue;
}
var vCount = _srcMesh.vertexCount;
var vertices = new Vector3[vCount];
var normals = new Vector3[vCount];
var tangents = new Vector3[vCount];
var blendRatio = new List <BlendRatio>();
var baseBindings = new List <BlendShapeBinding>();
var relativePath = "";
foreach (var value in blendShapeClip.Values)
{
if (Path.GetFileName(value.RelativePath) != _smr.name)
{
baseBindings.Add(value);
continue;
}
relativePath = value.RelativePath;
blendRatio.Add(new BlendRatio()
{
Index = value.Index, Weight = value.Weight / 100
});
}
// 関係するシェイプが無い場合は飛ばす
if (blendRatio.Count == 0)
{
continue;
}
for (int i = 0; i < vCount; i++)
{
var v = Vector3.zero;
var n = Vector3.zero;
var t = Vector3.zero;
foreach (var mix in blendRatio)
{
v += blendShapeFrames[mix.Index].vertices[i] * mix.Weight;
n += blendShapeFrames[mix.Index].normals[i] * mix.Weight;
t += blendShapeFrames[mix.Index].tangents[i] * mix.Weight;
}
vertices[i] = v;
normals[i] = n.normalized;
tangents[i] = t.normalized;
}
newMesh.AddBlendShapeFrame(blendShapeClip.BlendShapeName, 1.0f, vertices, normals, tangents);
var mergedBinding = new BlendShapeBinding
{
RelativePath = relativePath, Index = clipIndex, Weight = 100.0f
};
baseBindings.Add(mergedBinding);
blendShapeClip.Values = baseBindings.ToArray();
clipIndex++;
}
return(newMesh);
}
/// <summary>
/// 表情プリセットにcsvから設定を読み込み
/// </summary>
public void Load(string path)
{
if (Vrm.VRM == null)
{
return;
}
// csv読み込み
var list = new List <List <string> >();
var reader = new StreamReader(path);
while (reader.Peek() >= 0)
{
list.Add(new List <string>());
string[] cols = reader.ReadLine().Split(',');
for (int n = 0; n < cols.Length; n++)
{
list[list.Count - 1].Add(cols[n]);
}
}
reader.Close();
// ブレンドシェイプの一致性確認
var index = 2;
var meshes = Vrm.VRM.GetComponentsInChildren <SkinnedMeshRenderer>();
foreach (SkinnedMeshRenderer mesh in meshes)
{
var meshPath = mesh.transform.RelativePathFrom(Vrm.VRM.transform);
for (int i = 0; i < mesh.sharedMesh.blendShapeCount; i++)
{
var meshName = mesh.sharedMesh.GetBlendShapeName(i);
if (list[index][CSV_COL_PATH] != meshPath ||
list[index][CSV_COL_INDEX] != i.ToString() ||
list[index][CSV_COL_NAME] != meshName)
{
Text.text = "メッシュのパス\nブレンドシェイプ名\nが不一致";
CsvErrorCheckPlane.SetActive(true);
return;
}
index++;
}
}
if (list.Count != index)
{
Text.text = "ブレンドシェイプ数が不一致\n";
Text.text += "CSV = " + (list.Count - 2) + "\n";
Text.text += "VRM = " + (index - 2) + "\n";
CsvErrorCheckPlane.SetActive(true);
return;
}
// 表情プリセット設定
var proxy = Vrm.VRM.GetComponent <VRMBlendShapeProxy>();
proxy.BlendShapeAvatar.Clips.Clear();
for (int col = CSV_COL_WEIGHT; col < list[CSV_ROW_LABEL].Count; col++)
{
var clip = ScriptableObject.CreateInstance <BlendShapeClip>();
clip.BlendShapeName = list[CSV_ROW_LABEL][col];
clip.IsBinary = bool.Parse(list[CSV_ROW_ISBINARY][col]);
var values = new List <BlendShapeBinding>();
for (int row = CSV_ROW_WEIGHT; row < list.Count; row++)
{
if (list[row][col] != "0")
{
// 0でない値が設定されていた場合だけ表情プリセットに追加
var shape = new BlendShapeBinding();
shape.RelativePath = list[row][CSV_COL_PATH];
shape.Index = int.Parse(list[row][CSV_COL_INDEX]);
shape.Weight = float.Parse(list[row][col]);
values.Add(shape);
}
}
clip.Values = values.ToArray();
proxy.BlendShapeAvatar.Clips.Add(clip);
}
BlendShape.Get();
}
/// <summary>
/// 表情プリセットにcsvから設定を読み込み
/// </summary>
public void Load(string path)
{
if (Vrm.VRM == null)
{
return;
}
// csv読み込み
var list = new List <List <string> >();
var reader = new StreamReader(path);
while (reader.Peek() >= 0)
{
list.Add(new List <string>());
string[] cols = reader.ReadLine().Split(',');
for (int n = 0; n < cols.Length; n++)
{
list[list.Count - 1].Add(cols[n]);
}
}
reader.Close();
var index = CSV_ROW_WEIGHT;
var meshes = Vrm.VRM.GetComponentsInChildren <SkinnedMeshRenderer>();
foreach (SkinnedMeshRenderer mesh in meshes)
{
var meshPath = mesh.transform.RelativePathFrom(Vrm.VRM.transform);
for (int i = 0; i < mesh.sharedMesh.blendShapeCount; i++)
{
var meshName = mesh.sharedMesh.GetBlendShapeName(i);
if (list[index][CSV_COL_PATH] != meshPath ||
list[index][CSV_COL_INDEX] != i.ToString() ||
list[index][CSV_COL_NAME] != meshName)
{
// オブジェクトのパス、インデックス、ブレンドシェイプ名が一致しなければ中断
return;
}
index++;
}
}
var proxy = Vrm.VRM.GetComponent <VRMBlendShapeProxy>();
var clips = proxy.BlendShapeAvatar.Clips;
if (clips.Count != list[CSV_ROW_LABEL].Count - CSV_COL_WEIGHT)
{
// 表情プリセットの数が一致しなければ中断
return;
}
// 表情プリセット設定
for (int col = CSV_COL_WEIGHT; col < list[CSV_ROW_LABEL].Count; col++)
{
var clip = clips[col - CSV_COL_WEIGHT];
clip.IsBinary = bool.Parse(list[CSV_ROW_ISBINARY][col]);
var values = new List <BlendShapeBinding>();
for (int row = CSV_ROW_WEIGHT; row < list.Count; row++)
{
if (list[row][col] != "0")
{
// 0でない値が設定されていた場合だけ表情プリセットに追加
var shape = new BlendShapeBinding();
shape.RelativePath = list[row][CSV_COL_PATH];
shape.Index = int.Parse(list[row][CSV_COL_INDEX]);
shape.Weight = float.Parse(list[row][col]);
values.Add(shape);
}
}
clip.Values = values.ToArray();
proxy.BlendShapeAvatar.Clips[col - CSV_COL_WEIGHT] = clip;
}
BlendShape.Get();
}