f_gamma 1408 ext/gd/libgd/gd_interpolation.c const gdFixed f_gamma = gd_ftofx(1.04f); f_gamma 1618 ext/gd/libgd/gd_interpolation.c red = (unsigned char) CLAMP(gd_fxtoi(gd_mulfx(f_red, f_gamma)), 0, 255); f_gamma 1619 ext/gd/libgd/gd_interpolation.c green = (unsigned char) CLAMP(gd_fxtoi(gd_mulfx(f_green, f_gamma)), 0, 255); f_gamma 1620 ext/gd/libgd/gd_interpolation.c blue = (unsigned char) CLAMP(gd_fxtoi(gd_mulfx(f_blue, f_gamma)), 0, 255); f_gamma 1621 ext/gd/libgd/gd_interpolation.c alpha = (unsigned char) CLAMP(gd_fxtoi(gd_mulfx(f_alpha, f_gamma)), 0, 127);