Unity Character Controller爬坡地形

Question

我在地形上工作，做了这个坑，我的角色控制器的行为就像 它在地面上，但肯定是漂浮的，当我向前移动时，它将被重力拖下去，但它又再次“卡住”了漂浮，如果我在深坑的底部并尝试爬升，它实际上会爬升大坡度，而我的坡度限制是45，它的计数类似于它的接地，因此我可以再次跳跃，是的，我尝试进行了射线广播以检查其是否接地，但是仍然只能解决攀爬的问题，但是如果我跳到侧面，仍然可以坑我会开始漂浮。
这是脚本。

using UnityEngine;
using System.Collections;

public class moveController : MonoBehaviour
{
    private CharacterController controller;
    public float moveSpeed = 15f;
    public float jumpForce = 15f;

    private Vector3 moveDirection;
    private float gravityScale = 0.1f;
    private float up_Down;
    private float right_Left;

    private float mouseX;
    private float mouseY;
    //headbob 
    private float currentAngle = 0;
    private float smooth = 20.0F;
    private float tiltAngle = 1.0F;
    private float tiltAroundZ;
    Vector3 h_bob;
    //AccelerationVariables
    private float jumpVelocityPerSecond = 3f;
    private float speedVelocityPerSecond = 3f;

    // jump or not , moving or not , walking or not,
    private bool isJumping;
    private bool isMoving;
    private bool isWalking;

    // look variables
    Vector2 mouselook;
    Vector2 smoothV;
    private float smoothing = 2f;
    private float sensitivity = 1.5f;

    private Camera eyes;

    private void Awake()
    {
        controller = GetComponent<CharacterController>();
        eyes = Camera.main;
    }
    void Start()
    {

    }

    void Update()
    {
        Move();
        SlowDown();
        //DeadHop();
      //  MaxSpeed_Jump();
        Crouch();

    }
    private void Move()
    {
        //  moveDirection = new Vector3(Input.GetAxis("Horizontal") * moveSpeed, moveDirection.y, Input.GetAxis("Vertical") * moveSpeed);
        up_Down = Input.GetAxis("Vertical");
        right_Left = Input.GetAxis("Horizontal");

        mouseX = Input.GetAxis("Mouse X");
        mouseY = Input.GetAxis("Mouse Y");

        tiltAroundZ = Input.GetAxis("Horizontal") * tiltAngle;
        currentAngle = Mathf.MoveTowards(currentAngle, tiltAroundZ, Time.deltaTime * smooth);

        Vector3 moveDirSide = transform.right * right_Left * moveSpeed;
        Vector3 moveDirForward = transform.forward * up_Down * moveSpeed ;

        Vector3 BodyRot = transform.rotation.eulerAngles;

        BodyRot.y += mouseX;

        var md = new Vector2(mouseX, mouseY);
        md = Vector2.Scale(md, new Vector2(sensitivity * smoothing, sensitivity * smoothing));
        smoothV.x = Mathf.Lerp(smoothV.x, md.x, 1f / smoothing);
        smoothV.y = Mathf.Lerp(smoothV.y, md.y, 1f / smoothing);
        mouselook += smoothV;
        mouselook.y = Mathf.Clamp(mouselook.y, -80f, 80f);


        // check if he is moving

        if (Input.GetButton("Horizontal"))
        {
            isMoving = true;
        }
        else if (Input.GetButton("Vertical"))
        {
            isMoving = true;
        }
        else
        {
            isMoving = false;
        }


        // check if he is jumping

        if (Input.GetButton("Jump"))
        {
            isJumping = true;
        }
        else if (Input.GetButtonUp("Jump"))
        {
            isJumping = false;

        }

        ///check if grounded so he can jump

            if (controller.isGrounded)
           {
            if (isJumping)
            {             
                moveDirection.y = jumpForce;
            }

           }


        moveDirection.y = moveDirection.y + (Physics.gravity.y * gravityScale);

        controller.Move(moveDirSide * Time.deltaTime);
        controller.Move(moveDirForward * Time.deltaTime);
        controller.Move(moveDirection * Time.deltaTime);


        eyes.transform.localRotation = Quaternion.Euler(-mouselook.y, Vector3.right.x, -currentAngle);
        transform.localRotation = Quaternion.AngleAxis(mouselook.x, BodyRot);



    }
a
    private void SlowDown()
    {
        if (Input.GetButton("SlowDown"))
        {
            moveSpeed = 5f;
            jumpForce = 10f;
            isWalking = true;
        }
        else if (Input.GetButtonUp("SlowDown"))
        {
            moveSpeed = 15f;
            jumpForce = 15f;
            isWalking = false;
        }

    }

    //private void DeadHop()
    //{
    //    if (isMoving)
    //    {
    //        jumpForce += jumpVelocityPerSecond * Time.deltaTime ;
    //        moveSpeed += speedVelocityPerSecond * Time.deltaTime ;
    //    }
    //    else if (isMoving == false)
    //    {
    //        jumpForce = 10f;
    //        moveSpeed = 10f;
    //    }
    //}

    //private void MaxSpeed_Jump()
    //{
    //    if(moveSpeed >= 15)
    //    {
    //        moveSpeed = 15;
    //    }
    //    if(jumpForce >= 15)
    //    {
    //        jumpForce = 15;
    //    }
    //}

    private void Crouch()
    {
        if (Input.GetButton("Crouch") && isJumping == false)
        {
            controller.height = 1.5f;
            moveSpeed = 5f;
        }
        else if (Input.GetButtonUp("Crouch") && isJumping == false)
        {
            moveSpeed = 15f;
            controller.height = 3f;
        }


        if (Input.GetButton("Crouch") && isJumping == true)
        {
            controller.height = 1.5f;

        }
        else if (Input.GetButtonUp("Crouch") && isJumping == true)
        {
            moveSpeed = 15f;
            controller.height = 3f;
        }


    }   
}