76 lines
2.2 KiB
C#
76 lines
2.2 KiB
C#
using UnityEngine;
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using UnityEngine.Events;
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public class CharacterController2D : MonoBehaviour
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{
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public float m_JumpForce = 400f; // Amount of force added when the player jumps.
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public AudioSource SFX;
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public AudioClip JumpSFX;
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public LayerMask m_WhatIsGround; // A mask determining what is ground to the character
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public Transform m_GroundCheck; // A position marking where to check if the player is grounded.
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const float k_GroundedRadius = .2f; // Radius of the overlap circle to determine if grounded
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private bool m_Grounded; // Whether or not the player is grounded.
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const float k_CeilingRadius = .2f; // Radius of the overlap circle to determine if the player can stand up
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private Rigidbody2D m_Rigidbody2D;
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private bool m_FacingRight = true; // For determining which way the player is currently facing.
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private Vector3 m_Velocity = Vector3.zero;
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private void Awake()
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{
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m_Rigidbody2D = GetComponent<Rigidbody2D>();
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}
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private void FixedUpdate()
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{
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m_Grounded = false;
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// The player is grounded if a circlecast to the groundcheck position hits anything designated as ground
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// This can be done using layers instead but Sample Assets will not overwrite your project settings.
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Collider2D[] colliders = Physics2D.OverlapCircleAll(m_GroundCheck.position, k_GroundedRadius, m_WhatIsGround);
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for (int i = 0; i < colliders.Length; i++)
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{
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if (colliders[i].gameObject != gameObject)
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{
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m_Grounded = true;
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}
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}
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}
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public void Move(float move, bool jump)
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{
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// Move the character by finding the target velocity
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Vector3 targetVelocity = m_Rigidbody2D.velocity;
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targetVelocity[0] = move * 10f;
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m_Rigidbody2D.velocity = targetVelocity;
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// If the player should jump...
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if (m_Grounded && jump)
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{
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m_Grounded = false;
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targetVelocity = m_Rigidbody2D.velocity;
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targetVelocity[1] = m_JumpForce;
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m_Rigidbody2D.velocity = targetVelocity;
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SFX.clip = JumpSFX;
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SFX.Play();
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}
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}
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private void Flip()
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{
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// Switch the way the player is labelled as facing.
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m_FacingRight = !m_FacingRight;
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// Multiply the player's x local scale by -1.
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Vector3 theScale = transform.localScale;
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theScale.x *= -1;
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transform.localScale = theScale;
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}
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}
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