Remove gamma slider; keep HDR brightness

Wayland/XWayland discards window gamma ramps, so mat_monitorgamma could not
work on the development setup. Drop the slider, config key and readback.
Keep the in-engine HDR tonemap brightness and document that Fullbright turns
tonemapping off.

1 files changed, 2 insertions, 9 deletions

diff --git a/src/menu.cpp b/src/menu.cpp
index 033c0f9..020d2c5 100644
--- a/src/menu.cpp
+++ b/src/menu.cpp
@@ -81,7 +81,6 @@ bool g_auto_crouchjump = false;
 bool g_edge_jump = false;
 int g_fov_camera = 75;    // HL2's stock camera FOV
 int g_fov_viewmodel = 54; // HL2's stock viewmodel FOV
-int g_gamma = 22;       // mat_monitorgamma x10, stock 2.2
 int g_tonemap = 0;      // mat_force_tonemap_scale x10, 0 = automatic
 int g_esp_col_hostile[3] = {255, 60, 60};
 int g_esp_col_neutral[3] = {220, 220, 220};
@@ -249,8 +248,8 @@ void config_save() {
           g_esp_col_neutral[0], g_esp_col_neutral[1], g_esp_col_neutral[2],
           g_esp_col_friendly[0], g_esp_col_friendly[1],
           g_esp_col_friendly[2]);
-  fprintf(f, "[view]\nfov=%d\nvmfov=%d\ngamma=%d\ntonemap=%d\n",
-          g_fov_camera, g_fov_viewmodel, g_gamma, g_tonemap);
+  fprintf(f, "[view]\nfov=%d\nvmfov=%d\ntonemap=%d\n", g_fov_camera,
+          g_fov_viewmodel, g_tonemap);
   fprintf(f, "[movement]\ncrouchjump=%d\nedgejump=%d\n",
           (int)g_auto_crouchjump, (int)g_edge_jump);
   gui_config_write(f);
@@ -405,11 +404,6 @@ static bool config_load() {
           lo = 20;
           hi = 120;
           stock = 54;
-        } else if (strcmp(key, "gamma") == 0) {
-          dst = &g_gamma;
-          lo = 16;
-          hi = 26; // the engine clamps mat_monitorgamma at 2.6
-          stock = 22;
         } else if (strcmp(key, "tonemap") == 0) {
           dst = &g_tonemap;
           lo = 0;
@@ -610,7 +604,6 @@ void config_reset_defaults() {
   g_edge_jump = false;
   g_fov_camera = 75;
   g_fov_viewmodel = 54;
-  g_gamma = 22;
   g_tonemap = 0;
   g_esp_col_hostile[0] = 255;
   g_esp_col_hostile[1] = 60;