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| author | Jon Lund Steffensen <jonlst@gmail.com> | 2020-06-14 10:37:26 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-06-14 10:37:26 -0700 |
| commit | 490ba2aae9cfee097a88b6e2be98aeb1ce990050 (patch) | |
| tree | b7fd382a12d87b613528b077d37d5246ec89fea7 | |
| parent | README: Fix heading (diff) | |
| download | redshift-ng-490ba2aae9cfee097a88b6e2be98aeb1ce990050.tar.gz redshift-ng-490ba2aae9cfee097a88b6e2be98aeb1ce990050.tar.bz2 redshift-ng-490ba2aae9cfee097a88b6e2be98aeb1ce990050.tar.xz | |
README: Explain gamma ramps and why integrated features should be preferred
| -rw-r--r-- | README.md | 25 |
1 files changed, 24 insertions, 1 deletions
@@ -13,7 +13,6 @@ README versions: [latest](https://github.com/jonls/redshift/blob/master/README.m Run `redshift -h` for help on command line options. You can run the program as `redshift-gtk` instead of `redshift` for a graphical status icon. -* Website: http://jonls.dk/redshift/ * Project page: https://github.com/jonls/redshift Build status @@ -22,6 +21,30 @@ Build status [](https://travis-ci.org/jonls/redshift) [](https://ci.appveyor.com/project/jonls/redshift) +Technical Details (Gamma Ramps) +------------------------------- + +Redshift applies a redness effect to the graphical display. The intensity of the redness can be customized and +scheduled to only be applied at night or to be applied with more intensity at night. + +Redshift uses the gamma correction ramps to apply this effect which has traditionally been the only +way of applying a color effect to the display. Note that this is really a hack to work around the absense of a +standardized way of applying color effects, and it is resulting in several issues some of which are explained in +the _FAQ_ section below. As long as Redshift is using gamma ramps, many of these issues are impossible to solve properly +in Redshift. + +Since Redshift was first created, many desktop environments have adopted similar functionality as an integrated +component: + +- GNOME: [Night Light](https://www.gnome.org/news/2017/03/gnome-3-24-released/attachment/night-light/) +- Plasma: Night Color +- Windows: [Night Light](https://support.microsoft.com/en-us/help/4027563/windows-10-set-your-display-for-night-time) +- macOS: Night Shift + +Using the features integrated into the desktop environments avoids many of the issues with gamma ramps which is why +these implementations should generally be favored over Redshift. On the other hand, Redshift may offer some additional +flexibility that is not available in the integrated features. + FAQ --- |