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examples/output-layers: relay feedback events
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parent
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commit
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1 changed files with 38 additions and 2 deletions
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@ -10,6 +10,8 @@
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#include <wlr/render/allocator.h>
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#include <wlr/render/wlr_renderer.h>
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#include <wlr/types/wlr_compositor.h>
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#include <wlr/types/wlr_drm.h>
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#include <wlr/types/wlr_linux_dmabuf_v1.h>
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#include <wlr/types/wlr_output.h>
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#include <wlr/types/wlr_output_layer.h>
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#include <wlr/types/wlr_xdg_shell.h>
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@ -27,6 +29,7 @@ struct server {
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struct wlr_backend *backend;
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struct wlr_renderer *renderer;
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struct wlr_allocator *allocator;
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struct wlr_linux_dmabuf_v1 *linux_dmabuf_v1;
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struct wl_list outputs;
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@ -37,6 +40,7 @@ struct server {
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struct output_surface {
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struct wlr_surface *wlr_surface;
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struct wlr_output_layer *layer;
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struct server *server;
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struct wl_list link;
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int x, y;
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@ -46,6 +50,7 @@ struct output_surface {
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struct wl_listener destroy;
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struct wl_listener commit;
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struct wl_listener layer_feedback;
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};
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struct output {
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@ -174,10 +179,11 @@ static void output_surface_handle_destroy(struct wl_listener *listener,
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struct output_surface *output_surface =
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wl_container_of(listener, output_surface, destroy);
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wlr_buffer_unlock(output_surface->buffer);
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wlr_output_layer_destroy(output_surface->layer);
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wl_list_remove(&output_surface->destroy.link);
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wl_list_remove(&output_surface->commit.link);
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wl_list_remove(&output_surface->layer_feedback.link);
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wl_list_remove(&output_surface->link);
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wlr_output_layer_destroy(output_surface->layer);
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free(output_surface);
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}
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@ -195,6 +201,26 @@ static void output_surface_handle_commit(struct wl_listener *listener,
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output_surface->buffer = buffer;
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}
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static void output_surface_handle_layer_feedback(struct wl_listener *listener,
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void *data) {
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struct output_surface *output_surface =
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wl_container_of(listener, output_surface, layer_feedback);
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const struct wlr_output_layer_feedback_event *event = data;
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wlr_log(WLR_DEBUG, "Sending linux-dmabuf feedback to surface %p",
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output_surface->wlr_surface);
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struct wlr_linux_dmabuf_feedback_v1 feedback = {0};
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const struct wlr_linux_dmabuf_feedback_v1_init_options options = {
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.main_renderer = output_surface->server->renderer,
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.output_layer_feedback_event = event,
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};
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wlr_linux_dmabuf_feedback_v1_init_with_options(&feedback, &options);
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wlr_linux_dmabuf_v1_set_surface_feedback(output_surface->server->linux_dmabuf_v1,
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output_surface->wlr_surface, &feedback);
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wlr_linux_dmabuf_feedback_v1_finish(&feedback);
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}
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static void server_handle_new_surface(struct wl_listener *listener,
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void *data) {
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struct server *server = wl_container_of(listener, server, new_surface);
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@ -204,12 +230,16 @@ static void server_handle_new_surface(struct wl_listener *listener,
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wl_list_for_each(output, &server->outputs, link) {
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struct output_surface *output_surface = calloc(1, sizeof(*output_surface));
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output_surface->wlr_surface = wlr_surface;
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output_surface->server = server;
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output_surface->destroy.notify = output_surface_handle_destroy;
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wl_signal_add(&wlr_surface->events.destroy, &output_surface->destroy);
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output_surface->commit.notify = output_surface_handle_commit;
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wl_signal_add(&wlr_surface->events.commit, &output_surface->commit);
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output_surface->layer = wlr_output_layer_create(output->wlr_output);
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output_surface->layer_feedback.notify = output_surface_handle_layer_feedback;
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wl_signal_add(&output_surface->layer->events.feedback,
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&output_surface->layer_feedback);
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int pos = 50 * wl_list_length(&output->surfaces);
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@ -246,7 +276,13 @@ int main(int argc, char *argv[]) {
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server.backend = wlr_backend_autocreate(server.wl_display, NULL);
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server.renderer = wlr_renderer_autocreate(server.backend);
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wlr_renderer_init_wl_display(server.renderer, server.wl_display);
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wlr_renderer_init_wl_shm(server.renderer, server.wl_display);
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if (wlr_renderer_get_dmabuf_texture_formats(server.renderer) != NULL) {
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wlr_drm_create(server.wl_display, server.renderer);
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server.linux_dmabuf_v1 = wlr_linux_dmabuf_v1_create_with_renderer(
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server.wl_display, 4, server.renderer);
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}
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server.allocator = wlr_allocator_autocreate(server.backend,
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server.renderer);
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