RrPixel32 *pixel_data;
gint bevel_dark_adjust; /* 0-255, default is 64 */
gint bevel_light_adjust; /* 0-255, default is 128 */
RrPixel32 *pixel_data;
gint bevel_dark_adjust; /* 0-255, default is 64 */
gint bevel_light_adjust; /* 0-255, default is 128 */