protected void ParseDataObjectAnimationKey(AnimBone animBone)
{
ReadHeadOfDataObject();
// read key type
uint keyType = ReadInt();
// read number of keys
uint numKeys = ReadInt();
for (uint a = 0; a < numKeys; a++)
{
// read time
uint time = ReadInt();
// read keys
switch (keyType)
{
case 0:
{
if (ReadInt() != 4)
ThrowException("Invalid number of arguments for quaternion key in animation");
var keyValue = new Quaternion();
keyValue.W = ReadFloat();
keyValue.X = ReadFloat();
keyValue.Y = ReadFloat();
keyValue.Z = ReadFloat();
QuatKey key = new QuatKey((double)time, keyValue);
animBone.RotKeys.Add(key);
CheckForSemicolon();
break;
}
case 1: // scale vector
case 2: // position vector
{
// read count
if (ReadInt() != 3)
{
ThrowException("Invalid number of arguments for vector key in animation");
}
VectorKey key = new VectorKey((double)time, ReadVector3());
if (keyType == 2)
{
animBone.PosKeys.Add(key);
}
else
{
animBone.ScaleKeys.Add(key);
}
break;
}
case 3:
case 4:
{
// read count
if (ReadInt() != 16)
ThrowException("Invalid number of arguments for matrix key in animation");
// read matrix
double key = (double)time;
Matrix4x4 value = new Matrix4x4();
value.M11 = ReadFloat(); value.M21 = ReadFloat();
value.M31 = ReadFloat(); value.M41 = ReadFloat();
value.M12 = ReadFloat(); value.M22 = ReadFloat();
value.M32 = ReadFloat(); value.M42 = ReadFloat();
value.M13 = ReadFloat(); value.M23 = ReadFloat();
value.M33 = ReadFloat(); value.M43 = ReadFloat();
value.M14 = ReadFloat(); value.M24 = ReadFloat();
value.M34 = ReadFloat(); value.M44 = ReadFloat();
animBone.TrafoKeys.Add(new MatrixKey(key, value));
CheckForSemicolon();
break;
}
default:
ThrowException(string.Format("Unknown key type {0} in animation.", keyType));
break;
}
CheckForSeparator();
}
CheckForClosingBrace();
}
protected void ParseDataObjectAnimation(Animation pAnim)
{
ReadHeadOfDataObject();
AnimBone banim = new AnimBone();
pAnim.Anims.Add(banim);
bool running = true;
while (running)
{
string objectName = GetNextToken();
if (objectName.Length == 0)
{
ThrowException("Unexpected end of file while parsing animation.");
}
else if (objectName == "}")
{
break; // animation finished
}
else if (objectName == "AnimationKey")
{
ParseDataObjectAnimationKey(banim);
}
else if (objectName == "AnimationOptions")
{
ParseUnknownDataObject(); // not interested
}
else if (objectName == "{")
{
// read frame name
banim.BoneName = GetNextToken();
CheckForClosingBrace();
}
else
{
Debug.WriteLine("Unknown data object in animation in x file");
ParseUnknownDataObject();
}
}
}