koobas.hobune.stream
My enemy isn't moving or responding to any of my script
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
public class EnemyAI : MonoBehaviour
{
public float gravity;
public Vector2 velocity;
public bool isWalkingLeft = true;
public LayerMask floorMask;
private bool grounded = false;
private enum EnemyState
{
walking,
falling,
dead
}
private EnemyState state = EnemyState.falling;
// Use this for initialization
void Start()
{
enabled = false;
Fall();
}
// Update is called once per frame
void Update()
{
UpdateEnemyPosition();
}
void UpdateEnemyPosition()
{
if (state != EnemyState.dead)
{
Vector3 pos = transform.localPosition;
Vector3 scale = transform.localScale;
if (state == EnemyState.falling)
{
pos.y += velocity.y * Time.deltaTime;
velocity.y -= gravity * Time.deltaTime;
}
if (state == EnemyState.walking)
{
if (isWalkingLeft)
{
pos.x -= velocity.x * Time.deltaTime;
scale.x = -1;
}
else
{
pos.x += velocity.x * Time.deltaTime;
scale.x = 1;
}
}
if (velocity.y <= 0)
pos = CheckGround(pos);
transform.localPosition = pos;
transform.localScale = scale;
}
}
Vector3 CheckGround(Vector3 pos)
{
Vector2 originLeft = new Vector2(pos.x - 0.5f + 0.2f, pos.y - .5f);
Vector2 originMiddle = new Vector2(pos.x, pos.y - .5f);
Vector2 originRight = new Vector2(pos.x + 0.5f - 0.2f, pos.y - .5f);
RaycastHit2D groundLeft = Physics2D.Raycast(originLeft, Vector2.down, velocity.y * Time.deltaTime, floorMask);
RaycastHit2D groundMiddle = Physics2D.Raycast(originMiddle, Vector2.down, velocity.y * Time.deltaTime, floorMask);
RaycastHit2D groundRight = Physics2D.Raycast(originRight, Vector2.down, velocity.y * Time.deltaTime, floorMask);
if (groundLeft.collider != null || groundMiddle.collider != null || groundRight.collider != null)
{
RaycastHit2D hitRay = groundLeft;
if (groundLeft)
{
hitRay = groundLeft;
}
else if (groundMiddle)
{
hitRay = groundMiddle;
}
else if (groundRight)
{
hitRay = groundRight;
}
pos.y = hitRay.collider.bounds.center.y + hitRay.collider.bounds.size.y / 2 + .5f;
grounded = true;
velocity.y = 0;
state = EnemyState.walking;
}
else
{
if (state != EnemyState.walking)
{
Fall();
}
}
return pos;
}
private void OnBecameVisible()
{
enabled = true;
}
private void OnBecameInvisible()
{
enabled = false;
}
void Fall()
{
velocity.y = 0;
state = EnemyState.falling;
grounded = false;
}
}
