diff options
Diffstat (limited to 'examples')
| -rw-r--r-- | examples/output-layers.c | 40 |
1 files changed, 38 insertions, 2 deletions
diff --git a/examples/output-layers.c b/examples/output-layers.c index bc03ea66..d2f3c188 100644 --- a/examples/output-layers.c +++ b/examples/output-layers.c @@ -10,6 +10,8 @@ #include <wlr/render/allocator.h> #include <wlr/render/wlr_renderer.h> #include <wlr/types/wlr_compositor.h> +#include <wlr/types/wlr_drm.h> +#include <wlr/types/wlr_linux_dmabuf_v1.h> #include <wlr/types/wlr_output.h> #include <wlr/types/wlr_output_layer.h> #include <wlr/types/wlr_xdg_shell.h> @@ -27,6 +29,7 @@ struct server { struct wlr_backend *backend; struct wlr_renderer *renderer; struct wlr_allocator *allocator; + struct wlr_linux_dmabuf_v1 *linux_dmabuf_v1; struct wl_list outputs; @@ -37,6 +40,7 @@ struct server { struct output_surface { struct wlr_surface *wlr_surface; struct wlr_output_layer *layer; + struct server *server; struct wl_list link; int x, y; @@ -46,6 +50,7 @@ struct output_surface { struct wl_listener destroy; struct wl_listener commit; + struct wl_listener layer_feedback; }; struct output { @@ -174,10 +179,11 @@ static void output_surface_handle_destroy(struct wl_listener *listener, struct output_surface *output_surface = wl_container_of(listener, output_surface, destroy); wlr_buffer_unlock(output_surface->buffer); - wlr_output_layer_destroy(output_surface->layer); wl_list_remove(&output_surface->destroy.link); wl_list_remove(&output_surface->commit.link); + wl_list_remove(&output_surface->layer_feedback.link); wl_list_remove(&output_surface->link); + wlr_output_layer_destroy(output_surface->layer); free(output_surface); } @@ -195,6 +201,26 @@ static void output_surface_handle_commit(struct wl_listener *listener, output_surface->buffer = buffer; } +static void output_surface_handle_layer_feedback(struct wl_listener *listener, + void *data) { + struct output_surface *output_surface = + wl_container_of(listener, output_surface, layer_feedback); + const struct wlr_output_layer_feedback_event *event = data; + + wlr_log(WLR_DEBUG, "Sending linux-dmabuf feedback to surface %p", + output_surface->wlr_surface); + + struct wlr_linux_dmabuf_feedback_v1 feedback = {0}; + const struct wlr_linux_dmabuf_feedback_v1_init_options options = { + .main_renderer = output_surface->server->renderer, + .output_layer_feedback_event = event, + }; + wlr_linux_dmabuf_feedback_v1_init_with_options(&feedback, &options); + wlr_linux_dmabuf_v1_set_surface_feedback(output_surface->server->linux_dmabuf_v1, + output_surface->wlr_surface, &feedback); + wlr_linux_dmabuf_feedback_v1_finish(&feedback); +} + static void server_handle_new_surface(struct wl_listener *listener, void *data) { struct server *server = wl_container_of(listener, server, new_surface); @@ -204,12 +230,16 @@ static void server_handle_new_surface(struct wl_listener *listener, wl_list_for_each(output, &server->outputs, link) { struct output_surface *output_surface = calloc(1, sizeof(*output_surface)); output_surface->wlr_surface = wlr_surface; + output_surface->server = server; output_surface->destroy.notify = output_surface_handle_destroy; wl_signal_add(&wlr_surface->events.destroy, &output_surface->destroy); output_surface->commit.notify = output_surface_handle_commit; wl_signal_add(&wlr_surface->events.commit, &output_surface->commit); output_surface->layer = wlr_output_layer_create(output->wlr_output); + output_surface->layer_feedback.notify = output_surface_handle_layer_feedback; + wl_signal_add(&output_surface->layer->events.feedback, + &output_surface->layer_feedback); int pos = 50 * wl_list_length(&output->surfaces); @@ -246,7 +276,13 @@ int main(int argc, char *argv[]) { server.backend = wlr_backend_autocreate(server.wl_display, NULL); server.renderer = wlr_renderer_autocreate(server.backend); - wlr_renderer_init_wl_display(server.renderer, server.wl_display); + wlr_renderer_init_wl_shm(server.renderer, server.wl_display); + + if (wlr_renderer_get_dmabuf_texture_formats(server.renderer) != NULL) { + wlr_drm_create(server.wl_display, server.renderer); + server.linux_dmabuf_v1 = wlr_linux_dmabuf_v1_create_with_renderer( + server.wl_display, 4, server.renderer); + } server.allocator = wlr_allocator_autocreate(server.backend, server.renderer); |