private TextureAtlasTile getAtlasTile(String assetName) {
        return locationMap.get(assetName);
    }
Get the <code>TextureAtlasTile</code> for the given Texture
@param assetName The texture to retrieve the <code>TextureAtlasTile</code> for.
@return
jme3-core/src/tools/java/jme3tools/optimize/TextureAtlas.java