public static void ConvertToComposeData(UnityEngine.Object targetObject)
{
var targetMesh = Utils.ExtractMesh(targetObject);
if (targetMesh == null)
{
return;
}
var materials = Utils.ExtractMaterials(targetObject);
int numBS = targetMesh.blendShapeCount;
if (numBS == 0)
{
Debug.Log("BlendShapeInspector: This mesh has no BlendShape.");
return;
}
var baseMesh = Instantiate(targetMesh);
baseMesh.name = targetMesh.name;
baseMesh.ClearBlendShapes();
var baseGO = Utils.MeshToGameObject(baseMesh, Vector3.zero, materials);
var builder = baseGO.AddComponent <BlendShapeBuilder>();
var data = builder.data.blendShapeData;
data.Clear();
for (int bi = 0; bi < numBS; ++bi)
{
var name = targetMesh.GetBlendShapeName(bi);
int numFrames = targetMesh.GetBlendShapeFrameCount(bi);
var gos = ExtractBlendShapeFrames(targetMesh, bi, -1, materials);
float step = 100.0f / numFrames;
float weight = step;
var bsd = new BlendShapeData();
data.Add(bsd);
bsd.name = name;
foreach (var go in gos)
{
var fd = new BlendShapeFrameData();
bsd.frames.Add(fd);
fd.mesh = go;
fd.weight = weight;
weight += step;
}
}
Undo.RegisterCreatedObjectUndo(baseGO, "BlendShapeBuilder");
Selection.activeObject = baseGO;
BlendShapeBuilderWindow.Open();
}
void OnAddFrame(BlendShapeData bsd)
{
Undo.RecordObject(this, "BlendShapeBuilder");
var frame = new BlendShapeFrameData();
bsd.frames.Add(frame);
bsd.NormalizeWeights();
var meshBase = Utils.ExtractMesh(m_target.gameObject);
if (meshBase == null)
{
return;
}
var meshNew = Instantiate(meshBase);
meshNew.name = meshNew.name.Replace("(Clone)", ":" + bsd.name + "[" + (bsd.frames.Count - 1) + "]");
frame.mesh = Utils.MeshToGameObject(meshNew, m_target.gameObject);
Undo.RegisterCreatedObjectUndo(frame.mesh, "BlendShapeBuilder");
}
public void DrawBlendShapeBuilder()
{
if (m_target == null)
{
return;
}
var m_data = m_target.data;
bool repaint = false;
GUILayout.BeginHorizontal();
{
GUILayout.Label("Base Mesh", GUILayout.Width(70));
var rect = EditorGUILayout.GetControlRect();
var width = rect.width;
var pos = rect.position;
EditorGUI.ObjectField(new Rect(pos, new Vector2(width, 16)), m_data.baseMesh, typeof(UnityEngine.Object), true);
}
if (GUILayout.Button("Find Targets", GUILayout.Width(80)))
{
FindValidTargets();
}
GUILayout.EndHorizontal();
m_foldBlendShapes = EditorGUILayout.Foldout(m_foldBlendShapes, "BlendShapes");
if (m_foldBlendShapes)
{
var bsData = m_data.blendShapeData;
var evt = Event.current;
// handle drag & drop
if (evt.type == EventType.DragUpdated || evt.type == EventType.DragPerform)
{
var dropArea = GUILayoutUtility.GetLastRect();
if (dropArea.Contains(evt.mousePosition))
{
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
if (evt.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();
Undo.RecordObject(m_target, "BlendShapeBuilder");
foreach (var obj in DragAndDrop.objectReferences)
{
if (IsValidTarget(obj))
{
var bsd = new BlendShapeData();
bsd.name = obj.name;
bsd.frames.Add(new BlendShapeFrameData {
mesh = obj
});
m_data.blendShapeData.Add(bsd);
}
}
}
evt.Use();
}
}
BlendShapeData delBS = null;
foreach (var data in bsData)
{
GUILayout.BeginHorizontal();
GUILayout.Space(indentSize);
GUILayout.BeginVertical("Box");
GUILayout.BeginHorizontal();
data.fold = EditorGUILayout.Foldout(data.fold, data.name);
if (GUILayout.Button("-", GUILayout.Width(20)))
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
delBS = data;
}
GUILayout.EndHorizontal();
if (data.fold)
{
// handle drag & drop
if (evt.type == EventType.DragUpdated || evt.type == EventType.DragPerform)
{
var dropArea = GUILayoutUtility.GetLastRect();
if (dropArea.Contains(evt.mousePosition))
{
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
if (evt.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();
Undo.RecordObject(m_target, "BlendShapeBuilder");
data.ClearInvalidFrames();
foreach (var obj in DragAndDrop.objectReferences)
{
if (IsValidTarget(obj))
{
data.frames.Add(new BlendShapeFrameData {
mesh = obj
});
}
}
data.NormalizeWeights();
}
evt.Use();
}
}
GUILayout.BeginHorizontal();
GUILayout.Space(indentSize);
GUILayout.BeginVertical();
{
var rect = EditorGUILayout.GetControlRect();
var width = rect.width;
var pos = rect.position;
EditorGUI.BeginChangeCheck();
EditorGUI.LabelField(new Rect(pos, new Vector2(width, 16)), "Name");
pos.x += 50; width -= 50;
var name = EditorGUI.TextField(new Rect(pos, new Vector2(width, 16)), data.name);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
data.name = name;
}
}
EditorGUILayout.LabelField(new GUIContent("Frames", "Weight Mesh Vertex Normal Tangent"));
GUILayout.BeginHorizontal();
GUILayout.Space(indentSize);
GUILayout.BeginVertical();
BlendShapeFrameData delFrame = null;
int numFrames = data.frames.Count;
int numV = 0, numN = 0, numT = 0;
foreach (var frame in data.frames)
{
if (frame.vertex)
{
++numV;
}
if (frame.normal)
{
++numN;
}
if (frame.tangent)
{
++numT;
}
GUILayout.BeginHorizontal();
var rect = EditorGUILayout.GetControlRect();
var width = rect.width;
var pos = rect.position;
EditorGUI.BeginChangeCheck();
var w = EditorGUI.FloatField(new Rect(pos, new Vector2(36, 16)), frame.weight);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
frame.weight = w;
}
pos.x += 40;
EditorGUI.BeginChangeCheck();
var m = EditorGUI.ObjectField(new Rect(pos, new Vector2(width - 40, 16)), frame.mesh, typeof(UnityEngine.Object), true);
if (EditorGUI.EndChangeCheck())
{
if (IsValidTarget(m))
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
frame.mesh = m;
}
}
if (GUILayout.Button("Edit", GUILayout.Width(50)))
{
OnEditFrame(frame);
}
EditorGUI.BeginChangeCheck();
var v = GUILayout.Toggle(frame.vertex, "V", GUILayout.Width(25));
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
frame.vertex = v;
}
EditorGUI.BeginChangeCheck();
var n = GUILayout.Toggle(frame.normal, "N", GUILayout.Width(25));
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
frame.normal = n;
}
EditorGUI.BeginChangeCheck();
var t = GUILayout.Toggle(frame.tangent, "T", GUILayout.Width(25));
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
frame.tangent = t;
}
if (GUILayout.Button("-", GUILayout.Width(20)))
{
delFrame = frame;
}
GUILayout.EndHorizontal();
}
if (delFrame != null)
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
data.frames.Remove(delFrame);
data.NormalizeWeights();
}
GUILayout.BeginHorizontal();
GUILayout.FlexibleSpace();
if (numFrames > 0)
{
bool v = false;
EditorGUI.BeginChangeCheck();
if (numV == numFrames || numV == 0)
{
v = GUILayout.Toggle(numV == numFrames, "V", GUILayout.Width(25));
}
else
{
v = GUILayout.Toggle(numV == numFrames, "V", "ToggleMixed", GUILayout.Width(25));
}
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
foreach (var frame in data.frames)
{
frame.vertex = v;
}
}
EditorGUI.BeginChangeCheck();
if (numN == numFrames || numN == 0)
{
v = GUILayout.Toggle(numN == numFrames, "N", GUILayout.Width(25));
}
else
{
v = GUILayout.Toggle(numN == numFrames, "N", "ToggleMixed", GUILayout.Width(25));
}
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
foreach (var frame in data.frames)
{
frame.normal = v;
}
}
EditorGUI.BeginChangeCheck();
if (numT == numFrames || numT == 0)
{
v = GUILayout.Toggle(numT == numFrames, "T", GUILayout.Width(25));
}
else
{
v = GUILayout.Toggle(numT == numFrames, "T", "ToggleMixed", GUILayout.Width(25));
}
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
foreach (var frame in data.frames)
{
frame.tangent = v;
}
}
}
if (GUILayout.Button("+", GUILayout.Width(20)))
{
OnAddFrame(data);
}
GUILayout.EndHorizontal();
GUILayout.BeginHorizontal();
if (GUILayout.Button("Normalize Weights", GUILayout.Width(120)))
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
data.NormalizeWeights();
}
if (GUILayout.Button("Sort By Weights", GUILayout.Width(110)))
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
data.SortByWeights();
}
if (GUILayout.Button("Clear", GUILayout.Width(60)))
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
data.frames.Clear();
}
GUILayout.EndHorizontal();
GUILayout.EndVertical();
GUILayout.EndHorizontal();
GUILayout.EndVertical();
GUILayout.Space(10);
GUILayout.EndHorizontal();
}
GUILayout.EndVertical();
GUILayout.EndHorizontal();
}
if (delBS != null)
{
bsData.Remove(delBS);
}
GUILayout.BeginHorizontal();
GUILayout.Space(indentSize);
GUILayout.BeginHorizontal("Box");
GUILayout.FlexibleSpace();
if (GUILayout.Button("+", GUILayout.Width(20)))
{
Undo.RecordObject(m_target, "BlendShapeBuilder");
var tmp = new BlendShapeData();
tmp.name = "NewBlendShape" + bsData.Count;
bsData.Add(tmp);
}
GUILayout.EndHorizontal();
GUILayout.EndHorizontal();
}
GUILayout.Space(8);
m_data.preserveExistingBlendShapes = GUILayout.Toggle(m_data.preserveExistingBlendShapes, "Preserve Existing BlendShapes");
GUILayout.BeginHorizontal();
if (GUILayout.Button("Update Mesh", GUILayout.Width(150)))
{
Build(true);
}
if (GUILayout.Button("Generate New Asset", GUILayout.Width(150)))
{
var result = Build();
string path = EditorUtility.SaveFilePanel("Generate New Asset", "Assets", Utils.SanitizeForFileName(m_data.baseMesh.name), "asset");
if (path.Length > 0)
{
var dataPath = Application.dataPath;
if (!path.StartsWith(dataPath))
{
Debug.LogError("Invalid path: Path must be under " + dataPath);
}
else
{
path = path.Replace(dataPath, "Assets");
AssetDatabase.CreateAsset(result, path);
Debug.Log("Asset exported: " + path);
}
}
}
GUILayout.EndHorizontal();
GUILayout.Space(6);
if (repaint)
{
RepaintAllViews();
}
}
