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-rw-r--r--sway/desktop/surface.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/sway/desktop/surface.c b/sway/desktop/surface.c
index 1d7b536d..5932eaa2 100644
--- a/sway/desktop/surface.c
+++ b/sway/desktop/surface.c
@@ -2,8 +2,10 @@
#include <stdlib.h>
#include <time.h>
#include <wlr/types/wlr_compositor.h>
+#include <wlr/types/wlr_fractional_scale_v1.h>
#include "sway/server.h"
#include "sway/surface.h"
+#include "sway/output.h"
static void handle_destroy(struct wl_listener *listener, void *data) {
struct sway_surface *surface = wl_container_of(listener, surface, destroy);
@@ -44,3 +46,27 @@ void handle_compositor_new_surface(struct wl_listener *listener, void *data) {
wl_resource_post_no_memory(wlr_surface->resource);
}
}
+
+void surface_update_outputs(struct wlr_surface *surface) {
+ float scale = 1;
+ struct wlr_surface_output *surface_output;
+ wl_list_for_each(surface_output, &surface->current_outputs, link) {
+ if (surface_output->output->scale > scale) {
+ scale = surface_output->output->scale;
+ }
+ }
+ wlr_fractional_scale_v1_notify_scale(surface, scale);
+ wlr_surface_set_preferred_buffer_scale(surface, ceil(scale));
+}
+
+void surface_enter_output(struct wlr_surface *surface,
+ struct sway_output *output) {
+ wlr_surface_send_enter(surface, output->wlr_output);
+ surface_update_outputs(surface);
+}
+
+void surface_leave_output(struct wlr_surface *surface,
+ struct sway_output *output) {
+ wlr_surface_send_leave(surface, output->wlr_output);
+ surface_update_outputs(surface);
+}