From 0353e6eea265f5f6fa53eb75300529d9ffa6d4fa Mon Sep 17 00:00:00 2001 From: András Mohari Date: Wed, 13 Nov 2013 20:54:09 +0100 Subject: Add support for changing the gamma value --- config.def.h | 11 +++++++++++ 1 file changed, 11 insertions(+) (limited to 'config.def.h') diff --git a/config.def.h b/config.def.h index f5d048a..b877aa1 100644 --- a/config.def.h +++ b/config.def.h @@ -46,6 +46,12 @@ enum { GIF_LOOP = 0 /* endless loop [0/1] */ }; +/* gamma correction: the user-visible ranges [-GAMMA_RANGE, 0] and + * (0, GAMMA_RANGE] are mapped to the ranges [0, 1], and (1, GAMMA_MAX]. + * */ +static const double GAMMA_MAX = 10.0; +static const int GAMMA_RANGE = 32; + #endif #ifdef _THUMBS_CONFIG @@ -141,6 +147,11 @@ static const keymap_t keys[] = { { false, XK_a, i_toggle_antialias, (arg_t) None }, { false, XK_A, it_toggle_alpha, (arg_t) None }, + /* decrease/increase/reset gamma */ + { false, XK_braceleft, i_change_gamma, (arg_t) -1 }, + { false, XK_braceright, i_change_gamma, (arg_t) +1 }, + { true, XK_G, i_change_gamma, (arg_t) 0 }, + /* open current image with given program: */ { true, XK_g, it_open_with, (arg_t) "gimp" }, -- cgit v1.2.3-54-g00ecf