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Question by R2D2 · Jul 19, 2010 at 09:03 PM · objectdraginstancerigidbodies

How do I apply drag rigidbody?

I want to click on an object and move it with my mouse. I have a prefab object with a rigidbody & springjoint. I applied dragrigid body script to the prefab in the project view, i get following error:

NullReferenceException: Object reference not set to an instance of an object DragRigidbody.Update () (at Assets\Standard Assets\Scripts\DragRigidbody.js:20)

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avatar image usman_the_great · Jul 19, 2010 at 11:09 PM 0
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apply the script to the camera

avatar image usman_the_great · Jul 19, 2010 at 11:11 PM 0
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first apply the rigidbody from component physics then apply the script to the camera

avatar image usman_the_great · Jul 19, 2010 at 11:11 PM 0
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apply rigidbody to the object you want to drag

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Answer by Thom Denick · Jul 19, 2010 at 09:48 PM

The DragRigidBody script doesn't go on the RigidBody you want to drag, it goes on a controller script such as First Person Controller. An in-depth explanation can be found here:

http://answers.unity3d.com/questions/4898/drag-gameobject-with-mouse

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Answer by usman_the_great · Jul 19, 2010 at 11:07 PM

apply the rigidbody to the object you want to drag than select your camera and apply the drag rigidbody to the camera use mouse to drag

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