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Question by dendens2 · Apr 12, 2013 at 01:41 AM · javascript

How do I access variables of a component?

Hi, I am trying to access variables of a Line Renderer component, specificly the Element 0 and Element 1. How do I do that? I tried this but it did not work.

 var tracerClone: GameObject;
         tracer = Instantiate(tracer, Vector3(0, 0, 0), Quaternion.Euler(0, 0, 0));
         tracerClone.GetComponent(LineRenderer).Positions.element0 = Vector3(hit.point);
         
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avatar image jiteshvm · Apr 12, 2013 at 01:55 AM 1
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Try this

 var lineR : LineRenderer;
 lineR = tracer.GetComponent(LineRenderer);
 lineR.SetPosition(0,Vector3(hit.point));
avatar image dendens2 · Apr 12, 2013 at 02:51 AM 0
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Thanks, I marked the other one as the answer because he answered first though.

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Answer by justinpatterson · Apr 12, 2013 at 01:58 AM

Instead of doing Positions.etc do SetPosition(positionNum, positionVal). This creates the position (doing Positions.etc would imply that the position already exists, I think).

 gameObject.GetComponent(LineRenderer).SetPosition(0, gameObject.transform.position);

would create a new position in the array at array number 0. The next point to draw a line renderer to would be "...SetPosition(1, position)" and so on.

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avatar image dendens2 · Apr 12, 2013 at 02:51 AM 0
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Thank you!

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