public static Vector3 InterporatePosition(VMDReader vmdReader, BoneKeyFrameGroup.BoneNames boneName, int frameNumber)
{
VMDReader.BoneKeyFrameGroup vmdBoneFrameGroup = vmdReader.GetBoneKeyFrameGroup(boneName);
VMD.BoneKeyFrame lastFrame = vmdBoneFrameGroup.LastPositionKeyFrame;
VMD.BoneKeyFrame nextFrame = vmdBoneFrameGroup.NextPositionKeyFrame;
if (lastFrame != null && nextFrame != null)
{
float xInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.X, frameNumber, lastFrame.FrameNumber, nextFrame.FrameNumber);
float yInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.Y, frameNumber, lastFrame.FrameNumber, nextFrame.FrameNumber);
float zInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.Z, frameNumber, lastFrame.FrameNumber, nextFrame.FrameNumber);
float xInterpolation = Mathf.Lerp(lastFrame.Position.x, nextFrame.Position.x, xInterpolationRate);
float yInterpolation = Mathf.Lerp(lastFrame.Position.y, nextFrame.Position.y, yInterpolationRate);
float zInterpolation = Mathf.Lerp(lastFrame.Position.z, nextFrame.Position.z, zInterpolationRate);
return(new Vector3(xInterpolation, yInterpolation, zInterpolation));
}
else if (lastFrame == null && nextFrame != null)
{
float xInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.X, frameNumber, 0, nextFrame.FrameNumber);
float yInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.Y, frameNumber, 0, nextFrame.FrameNumber);
float zInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.Z, frameNumber, 0, nextFrame.FrameNumber);
float xInterpolation = Mathf.Lerp(0, nextFrame.Position.x, xInterpolationRate);
float yInterpolation = Mathf.Lerp(0, nextFrame.Position.y, yInterpolationRate);
float zInterpolation = Mathf.Lerp(0, nextFrame.Position.z, zInterpolationRate);
return(new Vector3(xInterpolation, yInterpolation, zInterpolation));
}
else if (nextFrame == null && lastFrame != null)
{
return(lastFrame.Position);
}
return(Vector3.zero);
}
public void AddKeyFrame(VMD.BoneKeyFrame vmdBoneFrame)
{
BoneKeyFrames.Add(vmdBoneFrame);
if (vmdBoneFrame.Position != Vector3.zero)
{
BonePositionKeyFrames.Add(vmdBoneFrame);
}
if (vmdBoneFrame.Rotation != ZeroQuaternion)
{
BoneRotationKeyFrames.Add(vmdBoneFrame);
}
}
private VMD.BoneKeyFrame GetKeyFrameUsingCash(int frameNumber)
{
CurrentKeyFrame = BoneKeyFrames.Find(x => x.FrameNumber == frameNumber);
if (CurrentKeyFrame == null && (NextPositionKeyFrame != null || NextRotationKeyFrame != null))
{
return(null);
}
if (CurrentKeyFrame != null && CurrentKeyFrame.Position != Vector3.zero)
{
LastPositionKeyFrame = CurrentKeyFrame;
NextPositionKeyFrame = BonePositionKeyFrames.Find(x => x.FrameNumber > frameNumber);
}
if (CurrentKeyFrame != null && CurrentKeyFrame.Rotation != ZeroQuaternion)
{
LastRotationKeyFrame = CurrentKeyFrame;
NextRotationKeyFrame = BoneRotationKeyFrames.Find(x => x.FrameNumber > frameNumber);
}
if (NextPositionKeyFrame == null && NextRotationKeyFrame == null)
{
NextKeyFrame = null;
}
else if (NextPositionKeyFrame != null && NextRotationKeyFrame != null)
{
NextKeyFrame = NextRotationKeyFrame.FrameNumber < NextPositionKeyFrame.FrameNumber ? NextRotationKeyFrame : NextPositionKeyFrame;
}
else if (NextPositionKeyFrame == null)
{
NextKeyFrame = NextRotationKeyFrame;
}
else if (NextRotationKeyFrame == null)
{
NextKeyFrame = NextPositionKeyFrame;
}
if (NextKeyFrame != null)
{
Interpolation = NextKeyFrame.BoneInterpolation;
}
else
{
Interpolation = null;
}
return(CurrentKeyFrame);
}
private VMD.BoneKeyFrame GetKeyFrameWithoutCash(int frameNumber)
{
CurrentKeyFrame = BoneKeyFrames.Find(x => x.FrameNumber == frameNumber);
LastPositionKeyFrame = BonePositionKeyFrames.FindLast(x => x.FrameNumber <= frameNumber);
LastRotationKeyFrame = BoneRotationKeyFrames.FindLast(x => x.FrameNumber <= frameNumber);
NextPositionKeyFrame = BonePositionKeyFrames.Find(x => x.FrameNumber > frameNumber);
NextRotationKeyFrame = BoneRotationKeyFrames.Find(x => x.FrameNumber > frameNumber);
if (NextPositionKeyFrame == null && NextRotationKeyFrame == null)
{
NextKeyFrame = null;
}
else if (NextPositionKeyFrame != null && NextRotationKeyFrame != null)
{
NextKeyFrame = NextRotationKeyFrame.FrameNumber < NextPositionKeyFrame.FrameNumber ? NextRotationKeyFrame : NextPositionKeyFrame;
}
else if (NextPositionKeyFrame == null)
{
NextKeyFrame = NextRotationKeyFrame;
}
else if (NextRotationKeyFrame == null)
{
NextKeyFrame = NextPositionKeyFrame;
}
if (NextKeyFrame != null)
{
Interpolation = NextKeyFrame.BoneInterpolation;
}
else
{
Interpolation = null;
}
return(CurrentKeyFrame);
}
public static Quaternion InterporateRotation(VMDReader vmdReader, BoneKeyFrameGroup.BoneNames boneName, int frameNumber)
{
VMDReader.BoneKeyFrameGroup vmdBoneFrameGroup = vmdReader.GetBoneKeyFrameGroup(boneName);
VMD.BoneKeyFrame lastFrame = vmdBoneFrameGroup.LastRotationKeyFrame;
VMD.BoneKeyFrame nextFrame = vmdBoneFrameGroup.NextRotationKeyFrame;
if (lastFrame != null && nextFrame != null)
{
float rotationInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.Rotation, frameNumber, lastFrame.FrameNumber, nextFrame.FrameNumber);
return(Quaternion.identity.PlusRotation(Quaternion.Slerp(lastFrame.Rotation, nextFrame.Rotation, rotationInterpolationRate)));
}
else if (lastFrame == null && nextFrame != null)
{
float rotationInterpolationRate = vmdBoneFrameGroup.Interpolation.GetInterpolationValue(VMD.BoneKeyFrame.Interpolation.BezierCurveNames.Rotation, frameNumber, 0, nextFrame.FrameNumber);
return(Quaternion.identity.PlusRotation(Quaternion.Slerp(Quaternion.identity, nextFrame.Rotation, rotationInterpolationRate)));
}
else if (lastFrame != null && nextFrame == null)
{
return(Quaternion.identity.PlusRotation(lastFrame.Rotation));
}
return(Quaternion.identity);
}
