holopy3/Assets/UniGLTF/UniHumanoid/Scripts/IO/Extensions/BvhExtensions.cs
Lena Biresch 490ef558ef CleanUp
2021-01-28 13:07:52 +01:00

45 lines
1.3 KiB
C#

using System;
using System.Linq;
using UnityEngine;
namespace UniHumanoid
{
public static class BvhExtensions
{
public static Func<float, float, float, Quaternion> GetEulerToRotation(this BvhNode bvh)
{
var order = bvh.Channels.Where(x => x == Channel.Xrotation || x == Channel.Yrotation || x == Channel.Zrotation).ToArray();
return (x, y, z) =>
{
var xRot = Quaternion.Euler(x, 0, 0);
var yRot = Quaternion.Euler(0, y, 0);
var zRot = Quaternion.Euler(0, 0, z);
var r = Quaternion.identity;
foreach (var ch in order)
{
switch (ch)
{
case Channel.Xrotation: r = r * xRot; break;
case Channel.Yrotation: r = r * yRot; break;
case Channel.Zrotation: r = r * zRot; break;
default: throw new BvhException("no rotation");
}
}
return r;
};
}
public static Vector3 ToVector3(this Single3 s3)
{
return new Vector3(s3.x, s3.y, s3.z);
}
public static Vector3 ToXReversedVector3(this Single3 s3)
{
return new Vector3(-s3.x, s3.y, s3.z);
}
}
}