public static PSA FromFile(string filePath)
{
var psa = new PSA();
using FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read);
psa.Serialize(new SerializingContainer2(fs, null, true));
return(psa);
}
//All Animsequences MUST have the same BoneLists!
public static PSA CreateFrom(List <AnimSequence> animSeqs)
{
if (animSeqs == null)
{
throw new ArgumentNullException(nameof(animSeqs));
}
if (animSeqs.Count == 0)
{
throw new ArgumentException("No AnimSequences!", nameof(animSeqs));
}
var psa = new PSA
{
Bones = new List <PSABone>(),
Infos = new List <PSAAnimInfo>(),
Keys = new List <PSAAnimKeys>()
};
int numBones = animSeqs[0].Bones.Count;
for (int i = 0; i < numBones; i++)
{
psa.Bones.Add(new PSABone
{
Name = animSeqs[0].Bones[i],
ParentIndex = i == 0 ? -1 : 0
});
}
int frameCount = 0;
foreach (AnimSequence animSeq in animSeqs)
{
int numFrames = animSeq.NumFrames;
psa.Infos.Add(new PSAAnimInfo
{
Name = animSeq.Name.Instanced,
Group = "None",
TotalBones = numBones,
KeyQuotum = numBones * numFrames,
TrackTime = numFrames,
AnimRate = animSeq.NumFrames / animSeq.SequenceLength * animSeq.RateScale,
FirstRawFrame = frameCount,
NumRawFrames = numFrames
});
frameCount += numFrames;
if (animSeq.RawAnimationData is null)
{
animSeq.DecompressAnimationData();
}
for (int frameIdx = 0; frameIdx < numFrames; frameIdx++)
{
for (int boneIdx = 0; boneIdx < numBones; boneIdx++)
{
AnimTrack animTrack = animSeq.RawAnimationData[boneIdx];
Vector3 posVec = animTrack.Positions.Count > frameIdx ? animTrack.Positions[frameIdx] : animTrack.Positions[animTrack.Positions.Count - 1];
Quaternion rotQuat = animTrack.Rotations.Count > frameIdx ? animTrack.Rotations[frameIdx] : animTrack.Rotations[animTrack.Rotations.Count - 1];
rotQuat = new Quaternion(rotQuat.X, rotQuat.Y * -1, rotQuat.Z, rotQuat.W * -1);
posVec = new Vector3(posVec.X, posVec.Y * -1, posVec.Z);
psa.Keys.Add(new PSAAnimKeys
{
Position = posVec,
Rotation = rotQuat,
Time = 1
});
}
}
}
return(psa);
}
