2 files changed, 35 insertions, 0 deletions
diff --git a/sway/commands/output.c b/sway/commands/output.c
index db2acb50..2790bd63 100644
--- a/sway/commands/output.c
+++ b/sway/commands/output.c
@@ -19,6 +19,7 @@ static struct cmd_handler output_handlers[] = {
 	{ "res", output_cmd_mode },
 	{ "resolution", output_cmd_mode },
 	{ "scale", output_cmd_scale },
+	{ "scale_filter", output_cmd_scale_filter },
 	{ "subpixel", output_cmd_subpixel },
 	{ "toggle", output_cmd_toggle },
 	{ "transform", output_cmd_transform },
diff --git a/sway/commands/output/scale_filter.c b/sway/commands/output/scale_filter.c
new file mode 100644
index 00000000..fa1e8e0d
--- /dev/null
+++ b/sway/commands/output/scale_filter.c
@@ -0,0 +1,34 @@
+#include <string.h>
+#include "log.h"
+#include "sway/commands.h"
+#include "sway/config.h"
+#include "sway/output.h"
+
+struct cmd_results *output_cmd_scale_filter(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 scale_filter argument.");
+	}
+
+
+	enum scale_filter_mode scale_filter;
+	if (strcmp(*argv, "linear") == 0) {
+		scale_filter = SCALE_FILTER_LINEAR;
+	} else if (strcmp(*argv, "nearest") == 0) {
+		scale_filter = SCALE_FILTER_NEAREST;
+	} else if (strcmp(*argv, "smart") == 0) {
+		scale_filter = SCALE_FILTER_SMART;
+	} else {
+		return cmd_results_new(CMD_INVALID, "Invalid output scale_filter.");
+	}
+
+	struct output_config *oc = config->handler_context.output_config;
+	config->handler_context.leftovers.argc = argc - 1;
+	config->handler_context.leftovers.argv = argv + 1;
+
+	oc->scale_filter = scale_filter;
+	return NULL;
+}