public static BlendShape Create(string name, List<Vector2> vertices)
{
BlendShape blendShape = new BlendShape();
blendShape.name = name;
blendShape.frames.Add(BlendShapeFrame.Create(100f,vertices));
return blendShape;
}
public static BlendShape Create(string name)
{
BlendShape blendShape = ScriptableObject.CreateInstance <BlendShape>();
blendShape.name = name;
return(blendShape);
}
public BlendShapeFrame CreateBlendShapeFrame(BlendShape blendshape, float weight, string undoName)
{
BlendShapeFrame frame = null;
if (blendshape && weight >= 1f)
{
frame = BlendShapeFrame.Create(weight, ToVertices(GetTexVertices()).ToArray());
RegisterCreatedObjectUndo(frame, undoName);
RegisterObjectUndo(blendshape, undoName);
List <BlendShapeFrame> frames = new List <BlendShapeFrame>(blendshape.frames);
frames.Add(frame);
blendshape.frames = frames.ToArray();
SortBlendshapeFrames(blendshape);
m_DirtyVertices = true;
isDirty = true;
}
return(frame);
}
public static BlendShape CreateBlendShape(SpriteMesh spriteMesh, string blendshapeName)
{
BlendShape l_blendshape = null;
SpriteMeshData spriteMeshData = LoadSpriteMeshData(spriteMesh);
if (spriteMeshData)
{
l_blendshape = BlendShape.Create(blendshapeName);
l_blendshape.hideFlags = HideFlags.HideInHierarchy;
AssetDatabase.AddObjectToAsset(l_blendshape, spriteMeshData);
List <BlendShape> l_blendshapes = new List <BlendShape>(spriteMeshData.blendshapes);
l_blendshapes.Add(l_blendshape);
spriteMeshData.blendshapes = l_blendshapes.ToArray();
EditorUtility.SetDirty(spriteMeshData);
EditorUtility.SetDirty(l_blendshape);
}
return(l_blendshape);
}
void CreateBlendShapeCache(SpriteMeshData spriteMeshData)
{
DestroyBlendShapeCache("");
List <BlendShapeFrame> frameClones = new List <BlendShapeFrame>();
foreach (BlendShape blendShape in spriteMeshData.blendshapes)
{
frameClones.Clear();
foreach (BlendShapeFrame frame in blendShape.frames)
{
BlendShapeFrame frameClone = ScriptableObject.CreateInstance <BlendShapeFrame>();
frameClone.hideFlags = HideFlags.DontSave;
EditorUtility.CopySerialized(frame, frameClone);
frameClones.Add(frameClone);
}
BlendShape blendShapeClone = CreateBlendshape(blendShape.name);
blendShapeClone.frames = frameClones.ToArray();
}
}
public static BlendShapeFrame CreateBlendShapeFrame(BlendShape blendshape, float weight, Vector3[] vertices)
{
BlendShapeFrame l_blendshapeFrame = null;
if (blendshape && vertices != null)
{
l_blendshapeFrame = BlendShapeFrame.Create(weight, vertices);
l_blendshapeFrame.hideFlags = HideFlags.HideInHierarchy;
AssetDatabase.AddObjectToAsset(l_blendshapeFrame, blendshape);
List <BlendShapeFrame> l_blendshapeFrames = new List <BlendShapeFrame>(blendshape.frames);
l_blendshapeFrames.Add(l_blendshapeFrame);
l_blendshapeFrames.Sort((a, b) => { return(a.weight.CompareTo(b.weight)); });
blendshape.frames = l_blendshapeFrames.ToArray();
EditorUtility.SetDirty(blendshape);
EditorUtility.SetDirty(l_blendshapeFrame);
}
return(l_blendshapeFrame);
}
void SortBlendshapeFrames(BlendShape blendShape)
{
if (blendShape)
{
List <BlendShapeFrame> frames = blendShape.frames.ToList();
frames.Sort((a, b) => { return(a.weight.CompareTo(b.weight)); });
blendShape.frames = frames.ToArray();
}
}
void CreateBlendshape()
{
if (spriteMeshCache)
{
BlendShape blendShape = spriteMeshCache.CreateBlendshape("New BlendShape", "Create BlendShape");
spriteMeshCache.selectedBlendshape = blendShape;
spriteMeshCache.CreateBlendShapeFrame(blendShape, 100f, "Create BlendShape");
spriteMeshCache.blendShapeWeight = 100f;
}
}
public BlendShape CreateBlendshape(string name, string undoName = "")
{
BlendShape blendShape = BlendShape.Create(name);
blendShape.hideFlags = HideFlags.DontSave;
RegisterUndo(undoName);
RegisterCreatedObjectUndo(blendShape, undoName);
blendshapes.Add(blendShape);
m_DirtyVertices = true;
return blendShape;
}
void SetBlendShapesFromCache()
{
if (spriteMesh)
{
foreach (BlendShape blendshape in blendshapes)
{
BlendShape newBlendshape = SpriteMeshUtils.CreateBlendShape(spriteMesh, blendshape.name);
foreach (BlendShapeFrame frame in blendshape.frames)
{
SpriteMeshUtils.CreateBlendShapeFrame(newBlendshape, frame.weight, frame.vertices.ToArray());
}
}
}
}
public void DeleteBlendShapeFrame(BlendShape blendShape, BlendShapeFrame blendShapeFrame, string undoName = "")
{
if (blendShape && blendShape.frames.Contains(blendShapeFrame))
{
RegisterObjectUndo(blendShape, undoName);
List <BlendShapeFrame> frames = blendShape.frames.ToList();
frames.Remove(blendShapeFrame);
blendShape.frames = frames.ToArray();
DestroyObjectImmediate(blendShapeFrame);
m_DirtyVertices = true;
isDirty = true;
}
}
public void DeleteBlendShape(BlendShape blendshape, string undoName = "")
{
if (blendshape)
{
RegisterUndo(undoName);
selectedBlendshape = null;
blendshapes.Remove(blendshape);
RegisterObjectUndo(blendshape, undoName);
foreach (BlendShapeFrame frame in blendshape.frames)
{
DestroyObjectImmediate(frame);
}
DestroyObjectImmediate(blendshape);
m_DirtyVertices = true;
isDirty = true;
}
}
public void DeleteBlendshape(BlendShape blendshape)
{
if(blendshapes.Contains(blendshape))
{
blendshapes.Remove(blendshape);
}
isDirty = true;
}
public static void RebuildBlendShapes(SpriteMesh spriteMesh, Mesh mesh)
{
if (!mesh)
{
return;
}
if (!spriteMesh)
{
return;
}
BlendShape[] blendShapes = null;
SpriteMeshData spriteMeshData = LoadSpriteMeshData(spriteMesh);
if (spriteMeshData)
{
blendShapes = spriteMeshData.blendshapes;
}
if (spriteMesh.sharedMesh.vertexCount != mesh.vertexCount)
{
return;
}
if (blendShapes != null)
{
#if !(UNITY_5_0 || UNITY_5_1 || UNITY_5_2)
List <string> blendShapeNames = new List <string>();
mesh.ClearBlendShapes();
Vector3[] from = mesh.vertices;
for (int i = 0; i < blendShapes.Length; i++)
{
BlendShape blendshape = blendShapes[i];
if (blendshape)
{
string blendShapeName = blendshape.name;
if (blendShapeNames.Contains(blendShapeName))
{
Debug.LogWarning("Found repeated BlendShape name '" + blendShapeName + "' in SpriteMesh: " + spriteMesh.name);
}
else
{
blendShapeNames.Add(blendShapeName);
for (int j = 0; j < blendshape.frames.Length; j++)
{
BlendShapeFrame l_blendshapeFrame = blendshape.frames[j];
if (l_blendshapeFrame && from.Length == l_blendshapeFrame.vertices.Length)
{
Vector3[] deltaVertices = GetDeltaVertices(from, l_blendshapeFrame.vertices);
mesh.AddBlendShapeFrame(blendShapeName, l_blendshapeFrame.weight, deltaVertices, null, null);
}
}
}
}
}
mesh.UploadMeshData(false);
EditorUtility.SetDirty(mesh);
#endif
}
}
public void CreateFrame(BlendShape blendshape, float weight)
{
blendshape.frames.Add(BlendShapeFrame.Create(weight,GetPositions()));
isDirty = true;
}
List <Vector2> GetBlendshapePositions(BlendShape blendshape, float weight)
{
weight = Mathf.Clamp(weight, 0f, weight);
List <Vector2> result = new List <Vector2>(m_TexVertices.Count);
if (blendshape)
{
BlendShapeFrame prevFrame = null;
BlendShapeFrame nextFrame = null;
foreach (BlendShapeFrame frame in blendshape.frames)
{
if (frame && frame.weight < weight)
{
prevFrame = frame;
}
else if (frame && nextFrame == null)
{
nextFrame = frame;
break;
}
}
Vector3[] prevFrameVertices = null;
Vector3[] nextFrameVertices = null;
float prevWeight = 0f;
float nextWeight = 0f;
if (prevFrame)
{
prevFrameVertices = prevFrame.vertices;
prevWeight = prevFrame.weight;
}
else
{
prevFrameVertices = ToVertices(m_TexVertices).ToArray();
}
if (nextFrame)
{
nextFrameVertices = nextFrame.vertices;
nextWeight = nextFrame.weight;
}
else if (prevFrameVertices != null)
{
nextFrameVertices = prevFrameVertices;
nextWeight = prevWeight;
}
if (prevFrameVertices != null &&
nextFrameVertices != null &&
prevFrameVertices.Length == nextFrameVertices.Length)
{
int count = prevFrameVertices.Length;
float pixelsPerUnit = SpriteMeshUtils.GetSpritePixelsPerUnit(spriteMesh.sprite);
float t = 0f;
float weightDelta = (nextWeight - prevWeight);
if (weightDelta > 0f)
{
t = (weight - prevWeight) / weightDelta;
}
for (int i = 0; i < count; ++i)
{
Vector3 v = Vector3.Lerp(prevFrameVertices[i], nextFrameVertices[i], t);
result.Add(SpriteMeshUtils.VertexToTexCoord(spriteMesh, pivotPoint, v, pixelsPerUnit));
}
}
}
return(result);
}
protected override void DoOnAfterDeserialize()
{
for(int i = 0; i < nodes.Count; ++i)
{
nodes[i].index = i;
}
selectedBlendshape = null;
if(mSelectedBlendshapeIndex >= 0 && mSelectedBlendshapeIndex < blendshapes.Count)
{
selectedBlendshape = blendshapes[mSelectedBlendshapeIndex];
}
}
