NUMBER_OF_GAMMA_CURVE_POINTS
u32 num_pts_x[NUMBER_OF_GAMMA_CURVE_POINTS];
u32 num_pts_y_r[NUMBER_OF_GAMMA_CURVE_POINTS];
u32 num_pts_y_g[NUMBER_OF_GAMMA_CURVE_POINTS];
u32 num_pts_y_b[NUMBER_OF_GAMMA_CURVE_POINTS];