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Question by jtsmith1287 · Dec 22, 2014 at 11:54 PM · transformvector3directionprojectile

Transform continue direction

         if (Target != null) {
             Direction = Vector3.Normalize(Target.transform.position - transform.position);
             transform.position += this.velocity * Direction * Time.deltaTime;
         } else {
             transform.position += transform.TransformDirection(this.velocity * Time.deltaTime * Direction);
         }

So this moves my projectiles. If the object shooting doesn't have a target, the projectile just flies straight in the direction it's facing. If it does have a target, it tracks that target. However, if that target dies and the projectile is trying to track it (like if the projectile in front of it kills the target) the projectiles just WHIZZ off on some random angle. It's weird, and I can't figure out what's up. I just want the bullet to continue on it's current path if the target is dead, aka null.

So given my explanation of what I'm doing, so if there's something glaringly wrong with what I have let me know. And of course if you can see my mistake please also tell me that. Thanks. :)

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avatar image richyrich · Dec 23, 2014 at 12:11 AM 0
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Just a guess. Would this work?

 if (Target != null)
 {
     Direction = Vector3.Normalize(Target.transform.position - transform.position);
     //transform.position += this.velocity * Direction * Time.deltaTime;
 }
 transform.position += this.velocity * Direction * Time.deltaTime;
 //else
 //{
 //    // TODO: Needs to work with all angles.
 //    transform.position += transform.TransformDirection(this.velocity * Time.deltaTime * Direction);
 //}
avatar image jtsmith1287 · Dec 23, 2014 at 12:15 AM 0
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@richyrich I don't use velocity in this case, unless it's something that's automatically set by Unity as the object is moved from one position to another. I don't set it anywhere so I imagine velocity is just 0.

avatar image EvilTak · Dec 23, 2014 at 01:01 AM 0
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Just remove the TransformDirection function in your else portion. @richyrich's comment should work fine.

avatar image jtsmith1287 · Dec 23, 2014 at 04:07 AM 0
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Oh my gosh I'm the derpiest derp that ever derped a derp. I wrote that freaking velocity member. Gaaaah. Annnnywwaayyy. Thanks for the suggestion. I'll give it a try.

avatar image jtsmith1287 · Dec 23, 2014 at 05:11 AM 0
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Nope. That just makes it shoot straight up. The transformDirection changes it to local space (or maybe it's global... I don't remember which right now but it's needed). That has to be there.

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