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https://github.com/hyprwm/wlroots-hyprland.git
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Merge pull request #1284 from emersion/schedule-frame
output: don't trigger a frame immediately in schedule_frame
This commit is contained in:
commit
eb44d18cdd
4 changed files with 60 additions and 4 deletions
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@ -730,6 +730,43 @@ static bool drm_connector_move_cursor(struct wlr_output *output,
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return ok;
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}
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static void drm_connector_schedule_frame(struct wlr_output *output) {
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struct wlr_drm_connector *conn = get_drm_connector_from_output(output);
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struct wlr_drm_backend *drm = get_drm_backend_from_backend(output->backend);
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if (!drm->session->active) {
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return;
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}
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// We need to figure out where we are in the vblank cycle
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// TODO: try using drmWaitVBlank and fallback to pageflipping
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struct wlr_drm_crtc *crtc = conn->crtc;
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if (!crtc) {
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return;
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}
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struct wlr_drm_plane *plane = crtc->primary;
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struct gbm_bo *bo = plane->surf.back;
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if (!bo) {
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// We haven't swapped buffers yet -- can't do a pageflip
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wlr_output_send_frame(output);
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return;
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}
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uint32_t fb_id = get_fb_for_bo(bo);
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if (conn->pageflip_pending) {
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wlr_log(WLR_ERROR, "Skipping pageflip on output '%s'",
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conn->output.name);
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return;
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}
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if (!drm->iface->crtc_pageflip(drm, conn, crtc, fb_id, NULL)) {
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return;
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}
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conn->pageflip_pending = true;
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wlr_output_update_enabled(output, true);
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}
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static void drm_connector_destroy(struct wlr_output *output) {
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struct wlr_drm_connector *conn = get_drm_connector_from_output(output);
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drm_connector_cleanup(conn);
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@ -751,6 +788,7 @@ static const struct wlr_output_impl output_impl = {
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.set_gamma = set_drm_connector_gamma,
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.get_gamma_size = drm_connector_get_gamma_size,
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.export_dmabuf = drm_connector_export_dmabuf,
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.schedule_frame = drm_connector_schedule_frame,
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};
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bool wlr_output_is_drm(struct wlr_output *output) {
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@ -192,11 +192,24 @@ void update_wl_output_cursor(struct wlr_wl_output *output) {
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}
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}
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bool output_move_cursor(struct wlr_output *_output, int x, int y) {
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static bool output_move_cursor(struct wlr_output *_output, int x, int y) {
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// TODO: only return true if x == current x and y == current y
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return true;
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}
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static void output_schedule_frame(struct wlr_output *wlr_output) {
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struct wlr_wl_output *output = get_wl_output_from_output(wlr_output);
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if (output->frame_callback != NULL) {
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wlr_log(WLR_ERROR, "Skipping frame scheduling");
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return;
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}
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output->frame_callback = wl_surface_frame(output->surface);
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wl_callback_add_listener(output->frame_callback, &frame_listener, output);
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wl_surface_commit(output->surface);
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}
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static const struct wlr_output_impl output_impl = {
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.set_custom_mode = output_set_custom_mode,
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.transform = output_transform,
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@ -205,6 +218,7 @@ static const struct wlr_output_impl output_impl = {
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.swap_buffers = output_swap_buffers,
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.set_cursor = output_set_cursor,
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.move_cursor = output_move_cursor,
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.schedule_frame = output_schedule_frame,
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};
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bool wlr_output_is_wl(struct wlr_output *wlr_output) {
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@ -33,6 +33,7 @@ struct wlr_output_impl {
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size_t (*get_gamma_size)(struct wlr_output *output);
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bool (*export_dmabuf)(struct wlr_output *output,
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struct wlr_dmabuf_attributes *attribs);
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void (*schedule_frame)(struct wlr_output *output);
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};
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void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,
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@ -545,8 +545,10 @@ void wlr_output_send_frame(struct wlr_output *output) {
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static void schedule_frame_handle_idle_timer(void *data) {
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struct wlr_output *output = data;
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output->idle_frame = NULL;
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if (!output->frame_pending) {
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wlr_output_send_frame(output);
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if (!output->frame_pending && output->impl->schedule_frame) {
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// Ask the backend to send a frame event when appropriate
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output->frame_pending = true;
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output->impl->schedule_frame(output);
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}
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}
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@ -555,7 +557,8 @@ void wlr_output_schedule_frame(struct wlr_output *output) {
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return;
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}
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// TODO: ask the backend to send a frame event when appropriate instead
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// We're using an idle timer here in case a buffer swap happens right after
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// this function is called
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struct wl_event_loop *ev = wl_display_get_event_loop(output->display);
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output->idle_frame =
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wl_event_loop_add_idle(ev, schedule_frame_handle_idle_timer, output);
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