DOTSSample/Assets/Scripts/Utils/Primitives/Box.cs

using System;
using System.Runtime.CompilerServices;
using UnityEngine;


namespace Primitives
{
    using Unity.Mathematics;

    [Serializable]
    public struct box
    {
        public float3 center;
        public quaternion rotation;
        public float3 size;

        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public box(float3 center, Quaternion rotation, float3 size)
        {
            this.center = center;
            this.rotation = rotation;
            this.size = size;
        }
    }

    public static partial class primlib
    {
        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static box box(float3 center, Quaternion rotation, float3 size) { return new box(center, rotation, size); }

        [MethodImpl(MethodImplOptions.AggressiveInlining)]
        public static box transform(box prim, float3 position, Quaternion rotation)
        {
            prim.center = rotation * prim.center + (Vector3)position;
            prim.rotation = rotation * prim.rotation;
            return prim;
        }
    }
}