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Question by bwaite87 · Apr 21 at 11:54 PM · 2drotation

2D enemy look at player, but he flips upside down

wondering if anyone can help me. My enemy dashes towards the player, and I want the enemy to face the player when I do so.

I'm doing that now by doing transform.right = (player.transform.position - transform.position).normalized;

when the enemy is facing right, it works fine, but if the enemy is facing left (I have a flip rotation that rotates him 180f on the Y axis to look left) he ends up going upside down, like this:

alt text

anyone know how to avoid this? Rotations drive me nuts lol.

upside-down.png (16.9 kB)
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Answer by jeff13gaydos · Apr 22 at 02:48 AM

To fix your issue directly, I think you need to apply a 180 rotation in the x direction (which would be something like:

 transform.Rotate(new Vector3(180.0f, 0.0f, 0.0f));

But the possibly better solution (and maybe easier since you don't like rotations) could be to just scale the enemy to -1 on the x axis.

 transform.localScale = new Vector3(transform.localScale.x * -1, transform.localScale.y, transform.localScale.z);
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avatar image bwaite87 · Apr 22 at 03:09 AM 0
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thanks. By only applying the transform.Rotate it reversed my problem. The enemy flipped when moving in the right direction.

So I created a bool to keep track of his facing direction, and was able to get it working with:

 transform.right = -directionToPlayer;
         if (!isFacingRight)
         {
             transform.Rotate(new Vector3(180.0f, 0.0f, 0.0f));
         }

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