From ba7b581b4d0645a693e6b19c558842174724e0f7 Mon Sep 17 00:00:00 2001
From: Rakarake <raka@rakarake.xyz>
Date: Sun, 22 Feb 2026 18:27:20 +0100
Subject: [PATCH] can now specify montor

---
 wayland.c | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/wayland.c b/wayland.c
index 26a4a08..19d1432 100644
--- a/wayland.c
+++ b/wayland.c
@@ -36,6 +36,9 @@ struct surface_list {
 struct client_state {
     bool running;
     int output_type;
+    /// Names of enabled outputs, or NULL for every output.
+    char **output_list;
+    int output_list_len;
     /* Globals */
     struct wl_display *wl_display;
     struct wl_registry *wl_registry;
@@ -254,7 +257,15 @@ void layer_new(struct client_state *state, struct wl_output *wl_output) {
 static void wl_output_name(void *data, struct wl_output *wl_output, const char *name) {
     struct client_state *state = data;
     printf("output name: %s\n", name);
-    layer_new(state, wl_output);
+    if (state->output_list != NULL) {
+        for (int i = 0; i < state->output_list_len; i++) {
+            if (strcmp(state->output_list[i], name) == 0) {
+                layer_new(state, wl_output);
+            }
+        }
+    } else {
+        layer_new(state, wl_output);
+    }
 }
 
 static void wl_output_description(void *data, struct wl_output *wl_output, const char *description) {
@@ -508,10 +519,14 @@ static const struct wl_registry_listener wl_registry_listener = {
 
 /// Initializes wayland and creates an opengl context
 struct client_state* wayland_init(int output_type, char *output_list[], int output_list_len) {
-    for (int i = 0; i < output_list_len; i++) {
-        printf("output name selected: %s\n", output_list[i]);
+    if (output_list != NULL) {
+        for (int i = 0; i < output_list_len; i++) {
+            printf("output name selected: %s\n", output_list[i]);
+        }
     }
     struct client_state *state = malloc(sizeof(struct client_state));
+    state->output_list = output_list;
+    state->output_list_len = output_list_len;
     state->running = 1;
     state->output_type = output_type;
     state->wl_display = wl_display_connect(NULL);