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Add support for manually setting subpixel hinting on outputs.

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Many laptop screens report unknown subpixel order. Allow users to manually set subpixel hinting to work around this.

Addresses https://github.com/swaywm/sway/issues/3163
This commit is contained in:
Geoff Greer 2019-02-10 16:56:57 -08:00 • committed by emersion
parent 200833caae
commit 6e3046878d
14 changed files with 102 additions and 5 deletions
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1
sway/commands/output.c
View file

@ -18,6 +18,7 @@ static struct cmd_handler output_handlers[] = {
{ "res", output_cmd_mode },
{ "resolution", output_cmd_mode },
{ "scale", output_cmd_scale },
{ "subpixel", output_cmd_subpixel },
{ "transform", output_cmd_transform },
};

36
sway/commands/output/subpixel.c Normal file
View file

@ -0,0 +1,36 @@
#include <string.h>
#include "log.h"
#include "sway/commands.h"
#include "sway/config.h"
#include "sway/output.h"
struct cmd_results *output_cmd_subpixel(int argc, char **argv) {
if (!config->handler_context.output_config) {
return cmd_results_new(CMD_FAILURE, "Missing output config");
}
if (!argc) {
return cmd_results_new(CMD_INVALID, "Missing subpixel argument.");
}
enum wl_output_subpixel subpixel;
if (strcmp(*argv, "rgb") == 0) {
subpixel = WL_OUTPUT_SUBPIXEL_HORIZONTAL_RGB;
} else if (strcmp(*argv, "bgr") == 0) {
subpixel = WL_OUTPUT_SUBPIXEL_HORIZONTAL_BGR;
} else if (strcmp(*argv, "vrgb") == 0) {
subpixel = WL_OUTPUT_SUBPIXEL_VERTICAL_RGB;
} else if (strcmp(*argv, "vbgr") == 0) {
subpixel = WL_OUTPUT_SUBPIXEL_VERTICAL_BGR;
} else if (strcmp(*argv, "none") == 0) {
subpixel = WL_OUTPUT_SUBPIXEL_NONE;
} else {
return cmd_results_new(CMD_INVALID, "Invalid output subpixel.");
}
struct output_config *oc = config->handler_context.output_config;
config->handler_context.leftovers.argc = argc - 1;
config->handler_context.leftovers.argv = argv + 1;
oc->subpixel = subpixel;
return NULL;
}