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Question by ghost20000 · Mar 30, 2015 at 09:24 AM · velocitydirectionplatformmovingmoving-platform

Cant get moving platform to go the other direction

Code:

 using UnityEngine;
 using System.Collections;
 
 public class MovingPlat : MonoBehaviour {
     
     public static float movespeed = 2f;
     public Vector2 Direction = Vector2.right;
 
     public void Start(){
 
     }
 
     public void Update(){
         if (transform.localPosition.x == 40.5f)
             Direction = -Direction;
 
         if (transform.localPosition.x == 30.2f)
             Direction = Vector2.right;
 
         transform.Translate(Direction * movespeed * Time.deltaTime);
     }
 }
 
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avatar image gjf · Mar 30, 2015 at 08:49 AM 0
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checking float values for specific values can be unreliable - try using $$anonymous$$athf.Approximately() or greater/less than.

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Answer by Spinnernicholas · Mar 30, 2015 at 07:00 PM

Don't use equals("==") with floats.

  using UnityEngine;
  using System.Collections;
  
  public class MovingPlat : MonoBehaviour {
      
      public static float movespeed = 2f;
      public Vector2 Direction = Vector2.right;
  
      public void Start(){
  
      }
  
      public void Update(){
          transform.Translate(Direction * movespeed * Time.deltaTime);
        
          if (transform.localPosition.x > 40.5f)
          {
              vector2 position = transform.localPosition;
              position.x = 40.5f;
              transform.localPosition = position;
              Direction = -Direction;
          }
  
          if (transform.localPosition.x < 30.2f)
          {
              vector2 position = transform.localPosition;
              position.x = 30.2f;
              transform.localPosition = position;
              Direction = -Direction;
          }
      }
  }

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