private void UpdateCurveColors()
{
int globalCurveIdx = 0;
foreach (var curveGroup in clipInfo.curves)
{
for (int i = 0; i < curveGroup.Value.curveInfos.Length; i++)
{
curveGroup.Value.curveInfos[i].color = GUICurveDrawing.GetUniqueColor(globalCurveIdx++);
}
}
}
/// <summary>
/// Loads curve and event information from the provided clip, and creates a new instance of this object containing
/// the required data for editing the source clip in the animation editor.
/// </summary>
/// <param name="clip">Clip to load.</param>
/// <returns>Editor specific editable information about an animation clip.</returns>
public static EditorAnimClipInfo Create(AnimationClip clip)
{
EditorAnimClipInfo clipInfo = new EditorAnimClipInfo();
clipInfo.clip = clip;
clipInfo.isImported = IsClipImported(clip);
clipInfo.sampleRate = (int)clip.SampleRate;
AnimationCurves clipCurves = clip.Curves;
EditorAnimClipTangents editorCurveData = null;
string resourcePath = ProjectLibrary.GetPath(clip);
if (!string.IsNullOrEmpty(resourcePath))
{
LibraryEntry entry = ProjectLibrary.GetEntry(resourcePath);
string clipName = PathEx.GetTail(resourcePath);
if (entry != null && entry.Type == LibraryEntryType.File)
{
FileEntry fileEntry = (FileEntry)entry;
ResourceMeta[] metas = fileEntry.ResourceMetas;
if (clipInfo.isImported)
{
for (int i = 0; i < metas.Length; i++)
{
if (clipName == metas[i].SubresourceName)
{
editorCurveData = metas[i].EditorData as EditorAnimClipTangents;
break;
}
}
}
else
{
if (metas.Length > 0)
{
editorCurveData = metas[0].EditorData as EditorAnimClipTangents;
}
}
}
}
if (editorCurveData == null)
{
editorCurveData = new EditorAnimClipTangents();
}
int globalCurveIdx = 0;
Action <NamedVector3Curve[], EditorVector3CurveTangents[], string> loadVector3Curve =
(curves, tangents, subPath) =>
{
foreach (var curveEntry in curves)
{
TangentMode[] tangentsX = null;
TangentMode[] tangentsY = null;
TangentMode[] tangentsZ = null;
if (tangents != null)
{
foreach (var tangentEntry in tangents)
{
if (tangentEntry.name == curveEntry.name)
{
tangentsX = tangentEntry.tangentsX;
tangentsY = tangentEntry.tangentsY;
tangentsZ = tangentEntry.tangentsZ;
break;
}
}
}
// Convert compound curve to three per-component curves
AnimationCurve[] componentCurves = AnimationUtility.SplitCurve(curveEntry.curve);
FieldAnimCurves fieldCurves = new FieldAnimCurves();
fieldCurves.type = SerializableProperty.FieldType.Vector3;
fieldCurves.curveInfos = new CurveDrawInfo[3];
fieldCurves.isPropertyCurve = !clipInfo.isImported;
fieldCurves.curveInfos[0] = new CurveDrawInfo();
fieldCurves.curveInfos[0].curve = new EdAnimationCurve(componentCurves[0], tangentsX);
fieldCurves.curveInfos[0].color = GUICurveDrawing.GetUniqueColor(globalCurveIdx++);
fieldCurves.curveInfos[1] = new CurveDrawInfo();
fieldCurves.curveInfos[1].curve = new EdAnimationCurve(componentCurves[1], tangentsY);
fieldCurves.curveInfos[1].color = GUICurveDrawing.GetUniqueColor(globalCurveIdx++);
fieldCurves.curveInfos[2] = new CurveDrawInfo();
fieldCurves.curveInfos[2].curve = new EdAnimationCurve(componentCurves[2], tangentsZ);
fieldCurves.curveInfos[2].color = GUICurveDrawing.GetUniqueColor(globalCurveIdx++);
string curvePath = curveEntry.name.TrimEnd('/') + subPath;
clipInfo.curves[curvePath] = fieldCurves;
}
};
// Convert rotation from quaternion to euler
NamedQuaternionCurve[] rotationCurves = clipCurves.Rotation;
NamedVector3Curve[] eulerRotationCurves = new NamedVector3Curve[rotationCurves.Length];
for (int i = 0; i < rotationCurves.Length; i++)
{
eulerRotationCurves[i] = new NamedVector3Curve();
eulerRotationCurves[i].name = rotationCurves[i].name;
eulerRotationCurves[i].flags = rotationCurves[i].flags;
eulerRotationCurves[i].curve = AnimationUtility.QuaternionToEulerCurve(rotationCurves[i].curve);
}
loadVector3Curve(clipCurves.Position, editorCurveData.positionCurves, "/Position");
loadVector3Curve(eulerRotationCurves, editorCurveData.rotationCurves, "/Rotation");
loadVector3Curve(clipCurves.Scale, editorCurveData.scaleCurves, "/Scale");
// Find which individual float curves belong to the same field
Dictionary <string, Tuple <int, int, bool>[]> floatCurveMapping = new Dictionary <string, Tuple <int, int, bool>[]>();
{
int curveIdx = 0;
foreach (var curveEntry in clipCurves.Generic)
{
string path = curveEntry.name;
string pathNoSuffix = null;
string pathSuffix;
if (path.Length >= 2)
{
pathSuffix = path.Substring(path.Length - 2, 2);
pathNoSuffix = path.Substring(0, path.Length - 2);
}
else
{
pathSuffix = "";
}
int tangentIdx = -1;
int currentTangentIdx = 0;
foreach (var tangentEntry in editorCurveData.floatCurves)
{
if (tangentEntry.name == curveEntry.name)
{
tangentIdx = currentTangentIdx;
break;
}
currentTangentIdx++;
}
Animation.PropertySuffixInfo suffixInfo;
if (Animation.PropertySuffixInfos.TryGetValue(pathSuffix, out suffixInfo))
{
Tuple <int, int, bool>[] curveInfo;
if (!floatCurveMapping.TryGetValue(pathNoSuffix, out curveInfo))
{
curveInfo = new Tuple <int, int, bool> [4];
}
curveInfo[suffixInfo.elementIdx] = Tuple.Create(curveIdx, tangentIdx, suffixInfo.isVector);
floatCurveMapping[pathNoSuffix] = curveInfo;
}
else
{
Tuple <int, int, bool>[] curveInfo = new Tuple <int, int, bool> [4];
curveInfo[0] = Tuple.Create(curveIdx, tangentIdx, suffixInfo.isVector);
floatCurveMapping[path] = curveInfo;
}
curveIdx++;
}
}
foreach (var KVP in floatCurveMapping)
{
int numCurves = 0;
for (int i = 0; i < 4; i++)
{
if (KVP.Value[i] == null)
{
continue;
}
numCurves++;
}
if (numCurves == 0)
{
continue; // Invalid curve
}
FieldAnimCurves fieldCurves = new FieldAnimCurves();
// Deduce type (note that all single value types are assumed to be float even if their source type is int or bool)
if (numCurves == 1)
{
fieldCurves.type = SerializableProperty.FieldType.Float;
}
else if (numCurves == 2)
{
fieldCurves.type = SerializableProperty.FieldType.Vector2;
}
else if (numCurves == 3)
{
fieldCurves.type = SerializableProperty.FieldType.Vector3;
}
else // 4 curves
{
bool isVector = KVP.Value[0].Item3;
if (isVector)
{
fieldCurves.type = SerializableProperty.FieldType.Vector4;
}
else
{
fieldCurves.type = SerializableProperty.FieldType.Color;
}
}
bool isMorphCurve = false;
string curvePath = KVP.Key;
fieldCurves.curveInfos = new CurveDrawInfo[numCurves];
for (int i = 0; i < numCurves; i++)
{
int curveIdx = KVP.Value[i].Item1;
int tangentIdx = KVP.Value[i].Item2;
TangentMode[] tangents = null;
if (tangentIdx != -1)
{
tangents = editorCurveData.floatCurves[tangentIdx].tangents;
}
fieldCurves.curveInfos[i] = new CurveDrawInfo();
fieldCurves.curveInfos[i].curve = new EdAnimationCurve(clipCurves.Generic[curveIdx].curve, tangents);
fieldCurves.curveInfos[i].color = GUICurveDrawing.GetUniqueColor(globalCurveIdx++);
if (clipCurves.Generic[curveIdx].flags.HasFlag(AnimationCurveFlags.MorphFrame))
{
curvePath = "MorphShapes/Frames/" + KVP.Key;
isMorphCurve = true;
}
else if (clipCurves.Generic[curveIdx].flags.HasFlag(AnimationCurveFlags.MorphWeight))
{
curvePath = "MorphShapes/Weight/" + KVP.Key;
isMorphCurve = true;
}
}
fieldCurves.isPropertyCurve = !clipInfo.isImported && !isMorphCurve;
clipInfo.curves[curvePath] = fieldCurves;
}
// Add events
clipInfo.events = clip.Events;
return(clipInfo);
}