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Question by Somian · Dec 30, 2012 at 02:07 PM · gameobjectinstantiation

instantiate object and let instantiated object know what it got instantiated from

HUH? this is weird, for some reason, half the text gets cut off when I post this :( It's always after the line "while(thisFloor<..."


Hi,

I have a GameObject with a script "game.js" attached to it. In this script, I want to instantiate a gameObject called "floor" which has a script called "floor" attached. The thing is, that the newly created "floor" needs to access a variable of the "game"-object. I tried:

 #pragma strict
 
 var floorCount: int=5;
 var floors = new Array();
 
 var floorType:GameObject;
 
 function Start ()
 {
     //add floors
     var thisFloor: int=0;
     while(thisFloor
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avatar image Fattie · Dec 30, 2012 at 02:13 PM 1
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Script names must start with a capital letter. Eg, Floor.js, Game.js.

avatar image Golan2781 · Dec 30, 2012 at 02:29 PM 0
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It's not a 'must'... but your code demonstrates nicely why it ought to be a 'should'. It's very difficult to understand code otherwise. This is especially the case when object and script name would be the same!

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Answer by whydoidoit · Dec 30, 2012 at 02:10 PM

If it needs that reference to that game script in Awake then set the reference on the prefab just before you instantiate it, otherwise just GetComponent on the instantiated object to get your floor object and set it there. (BTW it is a very good idea to follow the naming convention of calling scripts names that start with a capital letter so it's easier for everyone to follow)

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Answer by Golan2781 · Dec 30, 2012 at 02:26 PM

In the floor script:

 var parent : game; // variable to store reference to game gameObject

In the game script:

 var newfloor = Instantiate(floor , transform.position, transform.rotation);
 newfloor.GetComponent.<floor>().parent = this; // set reference to spawner instance

You can then access, call, modify the spawning object in the floor object by using the parent variable.

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