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「Unity/3d/キャラクタ移動」の版間の差分

提供: 初心者エンジニアの簡易メモ
移動: 案内検索
(進むキャラクタの回転方向を固定)
 
(同じ利用者による、間の7版が非表示)
行1: 行1:
==キャラクタ移動==
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[[unity/3d/キャラクタ移動/上下左右]]
適当にUnityAssetsからキャラクタをDLする(例:Supercyan Character Pack Free Sample https://assetstore.unity.com/packages/3d/characters/humanoids/character-pack-free-sample-79870?locale=ja-JP)
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===サンプル===
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[[unity/3d/キャラクタ移動/前後回転]]
キーボードの上下左右で操作できるサンプル。
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CharacterControl.cs
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[[unity/3d/キャラクタ移動/前後回転_CharacterController]]
<pre>
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using System.Collections.Generic;
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using UnityEngine;
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public class CharacterControl : MonoBehaviour
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[[unity/3d/キャラクタ移動/段差乗越_CharacterController]]
{
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    [SerializeField] private float m_moveSpeed = 2;
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    [SerializeField] private float m_turnSpeed = 200;
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    [SerializeField] private float m_jumpForce = 4;
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    [SerializeField] private Animator m_animator = null;
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    [SerializeField] private Rigidbody m_rigidBody = null;
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    private float m_currentV = 0;
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    private float m_currentH = 0;
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    private readonly float m_interpolation = 10;
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    private readonly float m_runScale = 2f;
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    private Vector3 m_currentDirection = Vector3.zero;
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    private bool m_jumpInput = false;
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    private bool m_isGrounded;
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    private List<Collider> m_collisions = new List<Collider>();
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    private void Awake()
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    {
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        if (!m_animator) { gameObject.GetComponent<Animator>(); }
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        if (!m_rigidBody) { gameObject.GetComponent<Animator>(); }
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    }
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    private void OnCollisionEnter(Collision collision)
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    {
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        ContactPoint[] contactPoints = collision.contacts;
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        for (int i = 0; i < contactPoints.Length; i++)
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        {
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            if (Vector3.Dot(contactPoints[i].normal, Vector3.up) > 0.5f)
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            {
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                if (!m_collisions.Contains(collision.collider))
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                {
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                    m_collisions.Add(collision.collider);
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                }
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                m_isGrounded = true;
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            }
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        }
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    }
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    private void OnCollisionStay(Collision collision)
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    {
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        ContactPoint[] contactPoints = collision.contacts;
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        bool validSurfaceNormal = false;
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        for (int i = 0; i < contactPoints.Length; i++)
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        {
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            if (Vector3.Dot(contactPoints[i].normal, Vector3.up) > 0.5f)
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            {
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                validSurfaceNormal = true; break;
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            }
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        }
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        if (validSurfaceNormal)
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        {
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            m_isGrounded = true;
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            if (!m_collisions.Contains(collision.collider))
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            {
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                m_collisions.Add(collision.collider);
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            }
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        }
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        else
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        {
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            if (m_collisions.Contains(collision.collider))
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            {
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                m_collisions.Remove(collision.collider);
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            }
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            if (m_collisions.Count == 0) { m_isGrounded = false; }
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        }
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    }
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    private void OnCollisionExit(Collision collision)
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    {
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        if (m_collisions.Contains(collision.collider))
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        {
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            m_collisions.Remove(collision.collider);
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        }
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        if (m_collisions.Count == 0) { m_isGrounded = false; }
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    }
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    private void Update()
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    {
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        if (!m_jumpInput && Input.GetKey(KeyCode.Space))
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        {
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            m_jumpInput = true;
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        }
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    }
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    private void FixedUpdate()
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    {
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        m_animator.SetBool("Grounded", m_isGrounded);
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        DirectUpdate();
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        m_wasGrounded = m_isGrounded;
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        m_jumpInput = false;
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    }
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    private void DirectUpdate()
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    {
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        float v = Input.GetAxis("Vertical");
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        float h = Input.GetAxis("Horizontal");
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        Transform camera = Camera.main.transform;
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        v *= m_runScale;
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        h *= m_runScale;
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        m_currentV = Mathf.Lerp(m_currentV, v, Time.deltaTime * m_interpolation);
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        m_currentH = Mathf.Lerp(m_currentH, h, Time.deltaTime * m_interpolation);
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        Vector3 direction = camera.forward * m_currentV + camera.right * m_currentH;
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        float directionLength = direction.magnitude;
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        direction.y = 0;
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        direction = direction.normalized * directionLength;
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        if (direction != Vector3.zero)
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        {
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            m_currentDirection = Vector3.Slerp(m_currentDirection, direction, Time.deltaTime * m_interpolation);
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            transform.rotation = Quaternion.LookRotation(m_currentDirection);
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            transform.position += m_currentDirection * m_moveSpeed * Time.deltaTime;
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            m_animator.SetFloat("MoveSpeed", direction.magnitude);
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        }
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    }
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}
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</pre>
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==進むキャラクタの回転方向を固定==
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<pre>
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// transform.rotation = Quaternion.LookRotation(m_currentDirection);
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transform.rotation = Quaternion.Euler(0, 90f, 0f);
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// カメラの方向を固定。
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// Vector3 direction = camera.forward * m_currentV + camera.right * m_currentH;
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Vector3 direction = new Vector3(0.1f, -0.1f, 1f) * m_currentV + new Vector3(1f, 0f, -0.1f) * m_currentH;
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</pre>
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2023年2月15日 (水) 11:35時点における最新版

unity/3d/キャラクタ移動/上下左右

unity/3d/キャラクタ移動/前後回転

unity/3d/キャラクタ移動/前後回転_CharacterController

unity/3d/キャラクタ移動/段差乗越_CharacterController