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Question by YMbrothers · Dec 07, 2015 at 12:48 PM · javascriptstatic variable

static failure

I give up, no matter where, I still can't find my mistake. Even Google can't help me. I want some "Savior" to help me find my mistake of my code.

First script:

     #pragma strict
     var bullet : Rigidbody;
     var lazer : Rigidbody;
     var shoot : Rigidbody;
     var charge_time : float;
     public class Charge {
     public static var charge_time : float = 2;
     function Charge(){charge_time = 2;}
     }
     function Start () {
     
     }
     
     function Update () {
     if (Input.GetKey(KeyCode.Space)){
     charge_time -= Time.deltaTime;
     if (charge_time <= 0) {
     Instantiate(lazer,shoot.position,shoot.rotation);
     }
     if (Input.GetKeyUp(KeyCode.Space)) {
     charge_time = 2;
     }
     }
     
      if (Input.GetButtonDown("Fire1")) {
       var bullets = Instantiate(bullet, transform.position, transform.rotation);     
          bullets.velocity = transform.TransformDirection(Vector3(0,0,300));
     };
     }

Second Script:

 #pragma strict
 var player : GameObject;
 var forward : float;
 var rotate_H : float;
 var rotate_V : float;
 var bullet : Rigidbody;
 var moving : float = 0;
 var charge_time : float = Charge.charge_time;
 function Start () {}
 
 function Update () {
 print (charge_time);
 if (charge_time <=0) {
 moving = 0;
 }
 if (charge_time >=0) {
 moving = 1;
 }
 
  var move_forward = Input.GetAxis("Vertical") * 5 * moving;
 GetComponent.<Rigidbody>().AddRelativeForce
 (0, 0, move_forward * 10);
 
  rotate_H += Input.GetAxis("Mouse X") * 10 * moving;
  rotate_V -= Input.GetAxis("Mouse Y") * 10 * moving;
  if (rotate_V > 50) {rotate_V = 50;};
  if (rotate_V < -80) {rotate_V = -80;};
  transform.rotation = Quaternion.Euler(rotate_V, rotate_H, 0);
 }


What I expected is: "charge_time" is a static variable from the First Script, and, it should be applied in the Second Script. But no, if I leave out the charge_time variable in Second script, it's Unknown Identifiers.

And, if it works, the gameObject should be freezed when charge_time >=0.

Sorry to be like raging, but it wasted alot of time...

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avatar image Namey5 · Mar 28, 2016 at 12:58 AM 1
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'Charge' isn't a static class, meaning you have to create an instance of it when you want to use it.

avatar image OllysCoding · Mar 28, 2016 at 02:23 PM 0
Share

I cannot explain your problem with accessing charge_time like so:

 Charge.charge_time;

But, the reason is doesn't freeze / unfreeze is because you are not updating charge_time in your second script, so it will always be the first value you assigned it to.

If you did:

  function Update () {
 charge_time = Charge.charge_time;
  print (charge_time);
  if (charge_time <=0) {
  moving = 0;
  }
  if (charge_time >=0) {
  moving = 1;
  }

Then your code would freeze / unfreeze the object. I'm assu$$anonymous$$g since you are having accessing Charge.charge_time I doubt that will work. But, for peace of $$anonymous$$d that is why your current code is not working.

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