/// <summary>
///
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
private static FOBJKey CloneKey(FOBJKey key)
{
return(new FOBJKey()
{
Frame = key.Frame,
Value = key.Value,
Tan = key.Tan,
InterpolationType = key.InterpolationType
});
}
/// <summary>
/// Trims frames to given region
/// </summary>
/// <param name="startFrame"></param>
/// <param name="endFrame"></param>
public virtual void Trim(int startFrame, int endFrame)
{
if (startFrame == 0 && endFrame == FrameCount)
{
return;
}
FrameCount = endFrame - startFrame;
foreach (var n in Nodes)
{
foreach (var t in n.Tracks)
{
// the new set of keys after trimming
List <FOBJKey> newKeys = t.Keys.Where(e => e.Frame >= startFrame && e.Frame <= endFrame).ToList();
// if there's not a key on the startframe, it'll create a new one
if (!t.Keys.Any(k => k.Frame == startFrame))
{
FOBJKey start = new FOBJKey()
{
Frame = startFrame,
Tan = 0,
Value = t.GetValue(startFrame),
InterpolationType = GXInterpolationType.HSD_A_OP_LIN
};
newKeys.Insert(0, start);
}
// same but for the last frame
if (!t.Keys.Any(k => k.Frame == endFrame))
{
FOBJKey end = new FOBJKey()
{
Frame = endFrame,
Tan = 0,
Value = t.GetValue(endFrame),
InterpolationType = GXInterpolationType.HSD_A_OP_LIN
};
newKeys.Add(end);
}
// finally shifts all the keys
foreach (var k in newKeys)
{
k.Frame -= startFrame;
}
// assigns the new keys
t.Keys = newKeys;
}
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public static List <FOBJKey> LoadKeys(string filePath)
{
List <FOBJKey> keys = new List <FOBJKey>();
var lines = File.ReadAllLines(filePath);
foreach (var v in lines)
{
var a = v.Split(' ');
if (a.Length >= 3)
{
if (int.TryParse(a[0], out int frame) &&
float.TryParse(a[1], out float value) &&
Enum.TryParse("HSD_A_OP_" + a[2], out GXInterpolationType interpolation))
{
var key = new FOBJKey()
{
Frame = frame,
Value = value,
InterpolationType = interpolation
};
if (HasSlope(interpolation))
{
if (a.Length >= 4 && float.TryParse(a[3], out float slope))
{
key.Tan = slope;
}
}
keys.Add(key);
}
}
}
return(keys);
}
/// <summary>
///
/// </summary>
/// <param name="filePath"></param>
public static JointAnimManager ImportFromMayaAnim(string filePath)
{
var mayaFile = new MayaAnim();
mayaFile.Open(filePath);
JointAnimManager animation = new JointAnimManager();
animation.FrameCount = mayaFile.header.endTime - mayaFile.header.startTime;
// process and encode FOBJ keys
foreach (var mNode in mayaFile.Nodes)
{
AnimNode node = new AnimNode();
//Debug.WriteLine(mNode.name);
foreach (var mTrack in mNode.atts)
{
FOBJ_Player t = new FOBJ_Player();
t.Keys = new List <FOBJKey>();
t.JointTrackType = jointTrackToMayaTrack.FirstOrDefault(e => e.Value == mTrack.type).Key;
//Debug.WriteLine("\t" + mTrack.type);
var degrees = mayaFile.header.angularUnit == "deg";
var trackUnit = (mTrack.IsAngular() && degrees);
for (int i = 0; i < mTrack.keys.Count; i++)
{
var mKey = mTrack.keys[i];
var mKeyNext = i + 1 < mTrack.keys.Count ? mTrack.keys[i + 1] : mTrack.keys[i];
var k = new FOBJKey();
k.Frame = mKey.input - mayaFile.header.startTime;
k.Value = trackUnit ? MathHelper.DegreesToRadians(mKey.output) : mKey.output;
switch (mKey.outtan)
{
case "auto":
case "linear":
k.InterpolationType = GXInterpolationType.HSD_A_OP_LIN;
t.Keys.Add(k);
break;
case "step":
if (mTrack.keys.Count == 1)
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_KEY;
}
else
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_CON;
}
t.Keys.Add(k);
break;
case "fixed":
case "spline":
k.InterpolationType = GXInterpolationType.HSD_A_OP_SPL;
k.Tan = AngleToTan(mKey.t1, degrees);
if ((mKeyNext.input - mKey.input) <= 1) // optimization
{
//k.InterpolationType = GXInterpolationType.HSD_A_OP_LIN;
t.Keys.Add(k);
}
else
if (mKey.t2 == 0)
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_SPL0;
t.Keys.Add(k);
}
else
if (mKey.t1 != mKey.t2)
{
t.Keys.Add(k);
var slp = new FOBJKey();
slp.Frame = mKeyNext.input - 1;
slp.InterpolationType = GXInterpolationType.HSD_A_OP_SLP;
slp.Tan = AngleToTan(mKey.t2, degrees);
t.Keys.Add(slp);
}
else
{
t.Keys.Add(k);
}
break;
default:
Console.WriteLine(mKey.outtan + " not supported!");
break;
}
if (mTrack.keys.Count == 1)
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_KEY;
}
//foreach (var key in t.Keys)
// Debug.WriteLine($"\t\t{key.Frame} {key.Value}");
}
node.Tracks.Add(t);
}
animation.Nodes.Add(node);
}
return(animation);
}
/// <summary>
///
/// </summary>
/// <param name="filePath"></param>
public static HSD_FigaTree ImportFromMayaAnim(string filePath, BoneMap jointMap)
{
var mayaFile = new MayaAnim();
mayaFile.Open(filePath);
HSD_FigaTree animation = new HSD_FigaTree();
animation.FrameCount = mayaFile.header.endTime - mayaFile.header.startTime;
List <FigaTreeNode> nodes = new List <FigaTreeNode>();
var nodeCount = jointMap == null || jointMap.Count == 0 ? mayaFile.Nodes.Count : Math.Max(mayaFile.Nodes.Count, jointMap.Count);
for (int i = 0; i < nodeCount; i++)
{
nodes.Add(new FigaTreeNode());
}
// process and encode FOBJ keys
int index = 0;
foreach (var mNode in mayaFile.Nodes)
{
var node = animation.Nodes[index++];
//Debug.WriteLine(mNode.name);
if (jointMap != null)
{
var nodeIndex = jointMap.GetIndex(mNode.name);
if (nodeIndex != -1)
{
node = animation.Nodes[nodeIndex];
}
}
foreach (var mTrack in mNode.atts)
{
FOBJ_Player t = new FOBJ_Player();
t.Keys = new List <FOBJKey>();
t.JointTrackType = jointTrackToMayaTrack.FirstOrDefault(e => e.Value == mTrack.type).Key;
//Debug.WriteLine("\t" + mTrack.type);
var degrees = mayaFile.header.angularUnit == "deg";
var trackUnit = (mTrack.IsAngular() && degrees);
for (int i = 0; i < mTrack.keys.Count; i++)
{
var mKey = mTrack.keys[i];
var mKeyNext = i + 1 < mTrack.keys.Count ? mTrack.keys[i + 1] : mTrack.keys[i];
var k = new FOBJKey();
k.Frame = mKey.input - mayaFile.header.startTime;
k.Value = trackUnit ? (float)(mKey.output * Math.PI / 180) : mKey.output;
switch (mKey.outtan)
{
case "auto":
case "linear":
k.InterpolationType = GXInterpolationType.HSD_A_OP_LIN;
t.Keys.Add(k);
break;
case "step":
if (mTrack.keys.Count == 1)
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_KEY;
}
else
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_CON;
}
t.Keys.Add(k);
break;
case "fixed":
case "spline":
k.InterpolationType = GXInterpolationType.HSD_A_OP_SPL;
k.Tan = AngleToTan(mKey.t1, degrees);
if ((mKeyNext.input - mKey.input) <= 1) // optimization
{
//k.InterpolationType = GXInterpolationType.HSD_A_OP_LIN;
t.Keys.Add(k);
}
else
if (mKey.t2 == 0)
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_SPL0;
t.Keys.Add(k);
}
else
if (mKey.t1 != mKey.t2)
{
t.Keys.Add(k);
var slp = new FOBJKey();
slp.Frame = mKeyNext.input - 1;
slp.InterpolationType = GXInterpolationType.HSD_A_OP_SLP;
slp.Tan = AngleToTan(mKey.t2, degrees);
t.Keys.Add(slp);
}
else
{
t.Keys.Add(k);
}
break;
default:
Console.WriteLine(mKey.outtan + " not supported!");
break;
}
if (mTrack.keys.Count == 1)
{
k.InterpolationType = GXInterpolationType.HSD_A_OP_KEY;
}
//foreach (var key in t.Keys)
// Debug.WriteLine($"\t\t{key.Frame} {key.Value}");
}
var track = new HSD_Track();
track.FromFOBJ(t.ToFobj());
node.Tracks.Add(track);
}
}
animation.Nodes = nodes;
animation.Type = 1;
return(animation);
}
