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Question by htmlwebplay · Jun 22, 2018 at 03:43 PM · c#movetowards

Move multiple gameobjects

Hi,
I'm trying to move multiple gameobjects towards a specific target position by using a single script. I don't want to attach my MoveTowards script to every gameobject.

MoveTowards script:

 using UnityEngine;
 
 public class MoveTowards : MonoBehaviour
 {
     void Update()
     {
         if(VariablesReference.allowPlanetMovement == false)
         {
             Transform[] transform_planets = VariableController.Instance.transform_planets;
             for (int i = 0; i < transform_planets.Length; i++)
             {
                 float moveSpeed = VariablesReference.planetMovement * Time.deltaTime;
                 Vector2 targetPosition = new Vector2(0, 0);
                 transform_planets[i].transform.localPosition = Vector2.MoveTowards(transform.localPosition, targetPosition, moveSpeed);
             }
         }
     }
 }


The problem here is that the all transform_planets snap to the targetPosition. It does not move to the targetPosition over time.

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Answer by JDelekto · Jun 23, 2018 at 09:43 AM

The problem is that your first parameter to the MoveTowards() method should be the position of your planet that you are moving, then re-assigning to the new position. Fixing this line will probably do what you expect:

 transform_planets[i].transform.localPosition = Vector2.MoveTowards(transform_planets[i].transform.localPosition, targetPosition, moveSpeed);

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Answer by tazshelby2016 · Jun 22, 2018 at 05:38 PM

You are probably going to have to set a constant that represents how many steps they move towards the target in a "step". This will allow you to specify how long you want it to take, and how smooth the travel is.

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avatar image htmlwebplay · Jun 23, 2018 at 09:08 AM 0
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I just want all of the transform_planets to move towards the targetPosition at a given speed. It does not have to be over a specific time. Just at a given speed. Hope I clarified it a bit better

avatar image tazshelby2016 htmlwebplay · Jun 24, 2018 at 06:19 PM 0
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Speed is distance over time. So the higher the distance and higher the time, the slower the speed.

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