ChivaFrameWork/Framework/SimulationToolDev/CVR_Interactable/Scripts/SimulationTool/CVR_MathTool.cs

namespace ChivaXR.VR
{
    using System.Collections;
    using System.Collections.Generic;
    using UnityEngine;

    public class CVR_MathTool
    {
        /// <summary>
        /// 根据ToolAxis获取分量为Value的Vec3值
        /// </summary>
        /// <param name="axis"></param>
        /// <param name="value"></param>
        /// <returns></returns>
        public static Vector3 GetToolAxisVector3(ToolAxis axis, float value)
        {
            switch (axis)
            {
                case ToolAxis.x:
                    return new Vector3(value, 0, 0);
                case ToolAxis.y:
                    return new Vector3(0, value, 0);
                case ToolAxis.z:
                    return new Vector3(0, 0, value);
            }
            return Vector3.zero;
        }

        /// <summary>
        /// 根据ToolAxis获取Vec3的分量值
        /// </summary>
        /// <param name="axis"></param>
        /// <param name="vec3"></param>
        /// <returns></returns>
        public static float GetToolAxisVec3Value(ToolAxis axis, Vector3 vec3)
        {
            switch (axis)
            {
                case ToolAxis.x:
                    return vec3.x;
                case ToolAxis.y:
                    return vec3.y;
                case ToolAxis.z:
                    return vec3.z;
            }
            return 0;
        }

        /// <summary>
        /// Vec3消除ToolAxis分量值
        /// </summary>
        /// <param name="axis"></param>
        /// <param name="vec3"></param>
        /// <returns></returns>
        public static Vector3 Vec3RemoveToolAxisValue(ToolAxis axis, Vector3 vec3)
        {
            switch (axis)
            {
                case ToolAxis.x:
                    return new Vector3(0, vec3.y, vec3.z);
                case ToolAxis.y:
                    return new Vector3(vec3.x, 0, vec3.z);
                case ToolAxis.z:
                    return new Vector3(vec3.x, vec3.y, 0);
            }
            return Vector3.zero;
        }

        /// <summary>
        /// 获取ToolAxis的Vector3
        /// </summary>
        /// <param name="axis"></param>
        /// <returns></returns>
        public static Vector3 GetToolAxisVec3(ToolAxis axis)
        {
            switch (axis)
            {
                case ToolAxis.x:
                    return Vector3.right;
                case ToolAxis.y:
                    return Vector3.up;
                case ToolAxis.z:
                    return Vector3.forward;
            }
            return Vector3.zero;
        }
        /// <summary>
        /// 获取ToolAxis相对于Transform的Local -Vector3
        /// </summary>
        /// <param name="item"></param>
        /// <param name="axis"></param>
        /// <returns></returns>
        public static Vector3 GetToolAxisLocalVec3(Transform item, ToolAxis axis)
        {
            switch (axis)
            {
                case ToolAxis.x:
                    return item.right;
                case ToolAxis.y:
                    return item.up;
                case ToolAxis.z:
                    return item.forward;
            }
            return Vector3.zero;
        }
    }
}