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Question by AgentArachnid · Sep 02, 2020 at 11:05 AM · animationblendtree

How to delete a state from the animator?

I've successfully made code that will add in a blendtree with the animations at set intervals that dynamically change dependent on how many motions are added. Where my code falls down is that it generates a new blend tree everytime it is called, which is everytime I press play.

Is there a way to alter this so that it deletes itself or changes itself instead of generating a new one?

 public class AnimationSwitcher : MonoBehaviour
 {
     public List<Motion> animations;
     public AnimatorController animator;

     private BlendTree blendTree;
 
     void Start()
     {
         
         animator.CreateBlendTreeInController("Active", out blendTree);
         addMotions();
     }
 
 
     public void addMotions()
     {
 
         int numberAnimations = animations.Count;
 
         for (int i = 0; i < animations.Count; i++)
         {
             Debug.Log(i);
             blendTree.AddChild(animations[i], ((1 * i / numberAnimations)));
         }
     }
    
 }

 
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Answer by swanne · Sep 02, 2020 at 01:54 PM

Would wrapping your code in the Start function in an IF statement work? Only create the blend tree if one doesnt exist?

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