view: add max_render_time

4 files changed, 11 insertions, 1 deletions

diff --git a/include/sway/commands.h b/include/sway/commands.h
index 5d468a42..45b5b0f4 100644
--- a/include/sway/commands.h
+++ b/include/sway/commands.h
@@ -145,6 +145,7 @@ sway_cmd cmd_kill;
 sway_cmd cmd_layout;
 sway_cmd cmd_log_colors;
 sway_cmd cmd_mark;
+sway_cmd cmd_max_render_time;
 sway_cmd cmd_mode;
 sway_cmd cmd_mouse_warping;
 sway_cmd cmd_move;
diff --git a/include/sway/output.h b/include/sway/output.h
index 741f5b5e..ddc08022 100644
--- a/include/sway/output.h
+++ b/include/sway/output.h
@@ -72,7 +72,7 @@ struct sway_output *output_get_in_direction(struct sway_output *reference,
 void output_add_workspace(struct sway_output *output,
                 struct sway_workspace *workspace);
 
-typedef void (*sway_surface_iterator_func_t)(struct sway_output *output,
+typedef void (*sway_surface_iterator_func_t)(struct sway_output *output, struct sway_view *view,
         struct wlr_surface *surface, struct wlr_box *box, float rotation,
         void *user_data);
 
diff --git a/include/sway/surface.h b/include/sway/surface.h
index 06874af2..4da96c02 100644
--- a/include/sway/surface.h
+++ b/include/sway/surface.h
@@ -6,6 +6,13 @@ struct sway_surface {
         struct wlr_surface *wlr_surface;
 
         struct wl_listener destroy;
+
+        /**
+         * This timer can be used for issuing delayed frame done callbacks (for
+         * example, to improve presentation latency). Its handler is set to a
+         * function that issues a frame done callback to this surface.
+         */
+        struct wl_event_source *frame_done_timer;
 };
 
 #endif
diff --git a/include/sway/tree/view.h b/include/sway/tree/view.h
index 44cd4a7b..29c87967 100644
--- a/include/sway/tree/view.h
+++ b/include/sway/tree/view.h
@@ -108,6 +108,8 @@ struct sway_view {
         } events;
 
         struct wl_listener surface_new_subsurface;
+
+        int max_render_time; // In milliseconds
 };
 
 struct sway_xdg_shell_view {