Wire up output frame loop

1 files changed, 42 insertions, 3 deletions

diff --git a/sway/desktop/output.c b/sway/desktop/output.c
index 51363e76..6d0bebc5 100644
--- a/sway/desktop/output.c
+++ b/sway/desktop/output.c
@@ -1,21 +1,60 @@
+#define _POSIX_C_SOURCE 200809L
+#include <stdlib.h>
+#include <time.h>
 #include <wayland-server.h>
 #include <wlr/types/wlr_output.h>
+#include <wlr/render.h>
 #include "sway/server.h"
 #include "sway/container.h"
 #include "sway/workspace.h"
+#include "sway/output.h"
 #include "log.h"
 
+static void output_frame_notify(struct wl_listener *listener, void *data) {
+	struct sway_output *soutput = wl_container_of(
+			listener, soutput, frame);
+	struct wlr_output *wlr_output = data;
+	struct sway_server *server = soutput->server;
+
+	struct timespec now;
+	clock_gettime(CLOCK_MONOTONIC, &now);
+
+	wlr_output_make_current(wlr_output);
+	wlr_renderer_begin(server->renderer, wlr_output);
+
+	wlr_renderer_end(server->renderer);
+	wlr_output_swap_buffers(wlr_output);
+
+	soutput->last_frame = now;
+}
+
 void output_add_notify(struct wl_listener *listener, void *data) {
 	struct sway_server *server = wl_container_of(listener, server, output_add);
 	struct wlr_output *wlr_output = data;
 	sway_log(L_DEBUG, "New output %p: %s", wlr_output, wlr_output->name);
-	swayc_t *op = new_output(wlr_output);
-	if (!sway_assert(op, "Failed to allocate output")) {
+
+	struct sway_output *output = calloc(1, sizeof(struct sway_output));
+	output->wlr_output = wlr_output;
+	output->server = server;
+
+	swayc_t *node = new_output(output);
+	if (!sway_assert(node, "Failed to allocate output")) {
 		return;
 	}
+
 	// Switch to workspace if we need to
 	if (swayc_active_workspace() == NULL) {
-		swayc_t *ws = op->children->items[0];
+		swayc_t *ws = node->children->items[0];
 		workspace_switch(ws);
 	}
+
+	output->frame.notify = output_frame_notify;
+	wl_signal_add(&wlr_output->events.frame, &output->frame);
+}
+
+void output_remove_notify(struct wl_listener *listener, void *data) {
+	struct sway_server *server = wl_container_of(listener, server, output_remove);
+	struct wlr_output *wlr_output = data;
+	sway_log(L_DEBUG, "Output %p %s removed", wlr_output, wlr_output->name);
+	// TODO
 }