/// <summary>
/// Removes all attached colliders from the specified game object.
/// </summary>
public static void RemoveAllColliders(this GameObject gameObject)
{
// Loop through all colliders and destroy them
Collider[] all3DColliders = gameObject.GetComponents <Collider>();
foreach (Collider collider3D in all3DColliders)
{
// Destory collider
#if UNITY_EDITOR
RuntimeEditorApplication.DestroyImmediate(collider3D);
#else
RuntimeEditorApplication.Destroy(collider3D);
#endif
}
Collider2D[] all2DColliders = gameObject.GetComponents <Collider2D>();
foreach (Collider2D collider2D in all2DColliders)
{
// Destory collider
#if UNITY_EDITOR
RuntimeEditorApplication.DestroyImmediate(collider2D);
#else
RuntimeEditorApplication.Destroy(collider2D);
#endif
}
}
/// <summary>
/// Attaches a collider to all scene objects using the specified collider
/// attachment settings.
/// </summary>
/// <remarks>
/// The method will remove any existing object colliders. Also, the method
/// will attach colliders only to mesh, light and particle system objects.
/// If an object has 2 or more of these components attached, the colliders
/// will be attached in the following manner:
/// a) if the object has a mesh attached to it (i.e. a mesh filter with
/// a valid mesh or a skinned mesh renderer with a valid mesh), the
/// mesh collider attachement settings will be used;
/// b) if the object doesn't have a mesh, but it has a light component,
/// the light collider attachement settings will be used;
/// c) if the object doesn't have a light either, but it has a particle
/// system, the particle system collider attachment settings will be used.
/// </remarks>
public void AttachCollidersToAllSceneObjects(ObjectColliderAttachmentSettings colliderAttachmentSettings)
{
// Loop through all scene objects and attach colliders
GameObject[] sceneObjects = RuntimeEditorApplication.FindObjectsOfType <GameObject>();
foreach (GameObject gameObject in sceneObjects)
{
AttachColliderToGameObject(gameObject, colliderAttachmentSettings);
}
}
/// <summary>
/// Destroys all children of the specified game object.
/// </summary>
public static void DestroyAllChildren(this GameObject gameObject)
{
// Loop through all child transforms
Transform objectTransform = gameObject.transform;
Transform[] allChildTransforms = gameObject.GetComponentsInChildren <Transform>();
foreach (Transform childTransform in allChildTransforms)
{
// Same as parent object?
if (objectTransform == childTransform)
{
continue;
}
// Destroy object
#if UNITY_EDITOR
RuntimeEditorApplication.DestroyImmediate(childTransform.gameObject);
#else
RuntimeEditorApplication.Destroy(childTransform.gameObject);
#endif
}
}
/// <summary>
/// Called when the editor application object is selected in the scene view.
/// </summary>
protected virtual void OnEnable()
{
_editorApplication = target as RuntimeEditorApplication;
}
