exSprite.Clear C# (CSharp) Method

    public void Clear()
    {
        atlas_ = null;
        index_ = -1;

        if ( renderer != null )
            renderer.sharedMaterial = null;

        if ( meshFilter ) {
            DestroyImmediate( meshFilter_.sharedMesh, true );
            meshFilter_.sharedMesh = null;
        }
    }

 ///////////////////////////////////////////////////////////////////////////////
 // functions
 ///////////////////////////////////////////////////////////////////////////////
 // ------------------------------------------------------------------
 // Desc:
 // ------------------------------------------------------------------
 public static void UpdateAtlas( exSprite _sprite, 
                                  exAtlasDB.ElementInfo _elInfo )
 {
     // get atlas and index from textureGUID
     if ( _elInfo != null ) {
         if ( _elInfo.guidAtlas != exEditorHelper.AssetToGUID(_sprite.atlas) ||
              _elInfo.indexInAtlas != _sprite.index )
         {
             _sprite.SetSprite( exEditorHelper.LoadAssetFromGUID<exAtlas>(_elInfo.guidAtlas),
                                _elInfo.indexInAtlas );
         }
     }
     else {
         _sprite.Clear();
     }
 }