public static SkelAnimation read(FileData d)
{
d.Endian = Endianness.Big;
d.skip(4); // header OMO
d.skip(4); // two shorts, idk
d.skip(4); //flags?
d.skip(2);
int numOfBones = d.readShort();
int frameSize = d.readShort();
int frameStart = d.readShort();
int offset1 = d.readInt();
int offset2 = d.readInt();
int offset3 = d.readInt();
SkelAnimation anim = new SkelAnimation();
anim.Tag = d;
//anim.setModel(m);
// base frames
// These are linked to bones somehow, hash??
d.seek(offset1); //
int[] framekey = new int[numOfBones];
KeyNode[] baseNode = new KeyNode[numOfBones];
for (int i = 0; i < numOfBones; i++)
{
int flags = d.readByte();
int tFlag = d.readByte();
int rFlag = d.readByte();
int sFlag = d.readByte();
int hash = d.readInt(); // used to find the identifying bone
int off1 = d.readInt() + offset2;
framekey[i] = d.readInt();
bool hasTrans = (flags & 0x01) == 0x01;
bool hasScale = (flags & 0x04) == 0x04;
bool hasRot = (flags & 0x02) == 0x02;
KeyNode node = new KeyNode();
baseNode[i] = node;
node.hash = (uint)hash;
int temp = d.pos();
d.seek(off1);
if (hasTrans)
{
if (tFlag == 0x8)
{ // interpolated
node.t_type = KeyNode.INTERPOLATED;
node.t = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
node.t2 = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
}
else if (tFlag == 0x20)
{
node.t_type = KeyNode.CONSTANT;
node.t = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
}
}
if (hasRot)
{
if ((rFlag & 0xF) != 0x50 && (rFlag & 0xF0) != 0x70 && (rFlag & 0xF0) != 0x60 && (rFlag & 0xF0) != 0xA0)
{
//Console.WriteLine(rFlag);
}
if ((rFlag & 0xF0) == 0xA0)
{
node.r_type = 3;
}
if ((rFlag & 0xF0) == 0x50)
{ // interpolated
node.r_type = KeyNode.INTERPOLATED;
node.rv = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
node.rv2 = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
}
if ((rFlag & 0xF0) == 0x70 || (rFlag & 0xF0) == 0x60)
{ // constant
node.r_type = KeyNode.CONSTANT;
node.rv = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
if ((rFlag & 0xF0) == 0x60)
{
d.skip(4);
}
}
}
if (hasScale)
{
if ((sFlag & 0xF0) == 0x80)
{ // interpolated
node.s_type = KeyNode.INTERPOLATED;
node.s = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
node.s2 = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
}
if ((rFlag & 0x0F) == 0x02 || (rFlag & 0x0F) == 0x03)
{ // constant
node.s_type = KeyNode.CONSTANT;
node.s = new Vector3(d.readFloat(), d.readFloat(), d.readFloat());
}
}
d.seek(temp);
}
d.seek(offset3);
for (int i = 0; i < frameSize; i++)
{
KeyFrame key = new KeyFrame();
key.frame = i;
int off = d.pos();
for (int j = 0; j < numOfBones; j++)
{
KeyNode node = new KeyNode();
node.t_type = baseNode[j].t_type;
node.r_type = baseNode[j].r_type;
node.s_type = baseNode[j].s_type;
node.id = baseNode[j].id;
node.hash = baseNode[j].hash;
d.seek(off + framekey[j]);
if (baseNode[j].t_type == KeyNode.INTERPOLATED)
{
float i1 = ((float)d.readShort() / 0xffff);
float i2 = ((float)d.readShort() / 0xffff);
float i3 = ((float)d.readShort() / 0xffff);
float x = baseNode[j].t.X + (baseNode[j].t2.X * (i1));
float y = baseNode[j].t.Y + (baseNode[j].t2.Y * (i2));
float z = baseNode[j].t.Z + (baseNode[j].t2.Z * (i3));
node.t = new Vector3(x, y, z);
}
else
{
node.t = baseNode[j].t;
}
if (baseNode[j].r_type == 3)
{
float i1 = ((float)d.readShort() / (0xffff));
float i2 = ((float)d.readShort() / (0xffff));
float i3 = ((float)d.readShort() / (0xffff));
float i4 = ((float)d.readShort() / (0xffff));
node.r = new Quaternion(new Vector3(i1, i2, i3), i4);
//Console.WriteLine(node.r.ToString());
//node.r = VBN.FromEulerAngles(i4 * i1, i4 * i2, i4 * i3);
node.r_type = KeyNode.INTERPOLATED;
//node.r.Normalize();
}
else
if (baseNode[j].r_type == KeyNode.INTERPOLATED)
{
float i1 = ((float)d.readShort() / (0xffff));
float i2 = ((float)d.readShort() / (0xffff));
float i3 = ((float)d.readShort() / (0xffff));
float x = baseNode[j].rv.X + (baseNode[j].rv2.X * (i1));
float y = baseNode[j].rv.Y + (baseNode[j].rv2.Y * (i2));
float z = baseNode[j].rv.Z + (baseNode[j].rv2.Z * (i3));
float w = (float)Math.Sqrt(Math.Abs(1 - (x * x + y * y + z * z)));
node.r = new Quaternion(new Vector3(x, y, z), w);
node.r.Normalize();
}
else
{
float x = baseNode[j].rv.X;
float y = baseNode[j].rv.Y;
float z = baseNode[j].rv.Z;
float w = (float)Math.Sqrt(1 - (x * x + y * y + z * z));
node.r = new Quaternion(baseNode[j].rv, w);
}
if (baseNode[j].s_type == KeyNode.INTERPOLATED)
{
float i1 = ((float)d.readShort() / (0xffff));
float i2 = ((float)d.readShort() / (0xffff));
float i3 = ((float)d.readShort() / (0xffff));
float x = baseNode[j].s.X + (baseNode[j].s2.X * (i1));
float y = baseNode[j].s.Y + (baseNode[j].s2.Y * (i2));
float z = baseNode[j].s.Z + (baseNode[j].s2.Z * (i3));
node.s = new Vector3(x, y, z);
}
else
{
node.s = baseNode[j].s;
}
key.addNode(node);
}
d.seek(off + frameStart);
anim.addKeyframe(key);
}
return(anim);
}
/*
* TODO: Fix this
* the key frame needs to check if it occurs within a time frame AND
* it has the node it is looking for
*/
public void bakeFramesLinear()
{
List <int> nodeids = getNodes(false);
List <KeyFrame> base_frames = frames;
frames = new List <KeyFrame>();
int fCount = 0;
foreach (KeyFrame k in base_frames)
{
if (k.frame > fCount)
{
fCount = k.frame;
}
}
for (int i = 0; i < fCount; i++)
{
KeyFrame k = new KeyFrame();
k.frame = i;
frames.Add(k);
// add all the nodes at this frame
foreach (int id in nodeids)
{
KeyFrame f1 = base_frames[0], f2 = base_frames[0];
if (base_frames.Count > 1)
{
for (int j = 0; j < base_frames.Count - 1; j++)
{
if (base_frames[j].frame <= i && base_frames[j + 1].frame >= i &&
base_frames[j].contains(id) && base_frames[j + 1].contains(id))
{
f1 = base_frames[j];
f2 = base_frames[j + 1];
break;
}
}
}
// interpolate the values
KeyNode n = new KeyNode();
n.id = id;
KeyNode k1 = f1.getNodeid(id), k2 = f2.getNodeid(id);
n.hash = k1.hash;
n.t_type = k1.t_type;
n.r_type = k1.r_type;
n.s_type = k1.s_type;
n.t.X = lerp(k1.t.X, k2.t.X, f1.frame, f2.frame, i);
n.t.Y = lerp(k1.t.Y, k2.t.Y, f1.frame, f2.frame, i);
n.t.Z = lerp(k1.t.Z, k2.t.Z, f1.frame, f2.frame, i);
n.r.X = lerp(k1.r.X, k2.r.X, f1.frame, f2.frame, i);
n.r.Y = lerp(k1.r.Y, k2.r.Y, f1.frame, f2.frame, i);
n.r.Z = lerp(k1.r.Z, k2.r.Z, f1.frame, f2.frame, i);
n.r.W = lerp(k1.r.W, k2.r.W, f1.frame, f2.frame, i);
//n.s.X = lerp (k1.s.X, k2.s.X, f1.frame, f2.frame, i);
//n.s.Y = lerp (k1.s.Y, k2.s.Y, f1.frame, f2.frame, i);
//n.s.Z = lerp (k1.s.Z, k2.s.Z, f1.frame, f2.frame, i);
k.addNode(n);
}
}
}
public static SkelAnimation read(string filename, VBN vbn)
{
StreamReader reader = File.OpenText(filename);
string line;
bool isHeader = true;
string angularUnit, linearUnit, timeUnit;
int startTime = 0;
int endTime = 0;
List <AnimBone> bones = new List <AnimBone>();
AnimBone current;
AnimData att = new AnimData();
bool inKeys = false;
while ((line = reader.ReadLine()) != null)
{
string[] args = line.Replace(";", "").TrimStart().Split(' ');
if (isHeader)
{
if (args [0].Equals("anim"))
{
isHeader = false;
}
else if (args [0].Equals("angularUnit"))
{
angularUnit = args [1];
}
else if (args [0].Equals("endTime"))
{
endTime = (int)Math.Ceiling(float.Parse(args [1]));
}
else if (args [0].Equals("startTime"))
{
startTime = (int)Math.Ceiling(float.Parse(args [1]));
}
}
if (!isHeader)
{
if (inKeys)
{
if (args[0].Equals("}"))
{
inKeys = false;
continue;
}
AnimKey k = new AnimKey();
att.keys.Add(k);
k.input = float.Parse(args [0]);
k.output = float.Parse(args [1]);
k.intan = (args [2]);
k.outtan = (args [3]);
if (args.Length > 7 && att.weighted)
{
k.t1 = float.Parse(args[7]) * (float)(Math.PI / 180f);
k.w1 = float.Parse(args[8]);
}
}
if (args [0].Equals("anim"))
{
inKeys = false;
if (args.Length == 5)
{
//TODO: finish this type
// can be name of attribute
}
if (args.Length == 7)
{
// see of the bone of this attribute exists
current = null;
foreach (AnimBone b in bones)
{
if (b.name.Equals(args [3]))
{
current = b;
break;
}
}
if (current == null)
{
current = new AnimBone();
bones.Add(current);
}
current.name = args [3];
att = new AnimData();
att.type = args [2];
current.atts.Add(att);
// row child attribute aren't needed here
}
}
if (args [0].Equals("input"))
{
att.input = args [1];
}
if (args [0].Equals("output"))
{
att.output = args [1];
}
if (args [0].Equals("weighted"))
{
att.weighted = args [1].Equals("1");
}
if (args [0].Equals("preInfinity"))
{
att.preInfinity = args [1];
}
if (args [0].Equals("postInfinity"))
{
att.postInfinity = args [1];
}
// begining keys section
if (args [0].Contains("keys"))
{
inKeys = true;
}
}
}
SkelAnimation a = new SkelAnimation();
for (int i = 0; i < endTime - startTime + 1; i++)
{
KeyFrame key = new KeyFrame();
a.addKeyframe(key);
foreach (AnimBone b in bones)
{
KeyNode n = new KeyNode();
n.id = vbn.boneIndex(b.name);
if (n.id == -1)
{
continue;
}
else
{
n.hash = vbn.bones[n.id].boneId;
}
foreach (AnimData d in b.atts)
{
if (d.type.Contains("translate"))
{
n.t_type = KeyNode.INTERPOLATED;
if (d.type.Contains("X"))
{
n.t.X = d.getValue(i);
}
if (d.type.Contains("Y"))
{
n.t.Y = d.getValue(i);
}
if (d.type.Contains("Z"))
{
n.t.Z = d.getValue(i);
}
}
if (d.type.Contains("rotate"))
{
n.r_type = KeyNode.INTERPOLATED;
if (d.type.Contains("X"))
{
n.r.X = d.getValue(i) * (float)(Math.PI / 180f);
}
if (d.type.Contains("Y"))
{
n.r.Y = d.getValue(i) * (float)(Math.PI / 180f);
}
if (d.type.Contains("Z"))
{
n.r.Z = d.getValue(i) * (float)(Math.PI / 180f);
}
}
if (d.type.Contains("scale"))
{
n.s_type = KeyNode.INTERPOLATED;
if (d.type.Contains("X"))
{
n.s.X = d.getValue(i);
}
if (d.type.Contains("Y"))
{
n.s.Y = d.getValue(i);
}
if (d.type.Contains("Z"))
{
n.s.Z = d.getValue(i);
}
}
}
key.addNode(n);
}
}
// keynode rotations need caluclation
foreach (KeyFrame f in a.frames)
{
foreach (KeyNode n in f.nodes)
{
n.r = VBN.FromEulerAngles(n.r.Z, n.r.Y, n.r.X);
}
}
reader.Close();
return(a);
}
