public static TextureOption getTextureOption(final String option) {
            for(final TextureOption textureOption : TextureOption.values()) {
                if (option.startsWith(textureOption.name())) {
                    return textureOption;
                }
            }

            return null;
        }
Applies flipping on the Y axis to the {@link TextureKey#setFlipY(boolean)}.
jme3-core/src/plugins/java/com/jme3/material/plugins/J3MLoader.java