References: https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/3871 Adds option to allow tearing per output, as well as an option to force enable or disable tearing for a specific application using a window rule. Only works with fullscreen applications.master
Ricardo Steijn
1 year ago
committed by
GitHub
parent
b881c2e84c
commit
9a1c411abd
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#include <sway/commands.h>
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#include "sway/config.h"
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#include "sway/tree/view.h"
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#include "util.h"
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struct cmd_results *cmd_allow_tearing(int argc, char **argv) {
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struct cmd_results *error = NULL;
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if ((error = checkarg(argc, "allow_tearing", EXPECTED_AT_LEAST, 1))) {
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return error;
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}
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struct sway_container *container = config->handler_context.container;
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if (!container || !container->view) {
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return cmd_results_new(CMD_INVALID, "Tearing can only be allowed on views");
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}
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bool wants_tearing = parse_boolean(argv[0], true);
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struct sway_view *view = container->view;
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view->tearing_mode = wants_tearing ? TEARING_OVERRIDE_TRUE :
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TEARING_OVERRIDE_FALSE;
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return cmd_results_new(CMD_SUCCESS, NULL);
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}
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#include "sway/commands.h"
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#include "sway/config.h"
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#include "util.h"
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struct cmd_results *output_cmd_allow_tearing(int argc, char **argv) {
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if (!config->handler_context.output_config) {
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return cmd_results_new(CMD_FAILURE, "Missing output config");
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}
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if (argc == 0) {
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return cmd_results_new(CMD_INVALID, "Missing allow_tearing argument");
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}
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if (parse_boolean(argv[0],
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(config->handler_context.output_config->allow_tearing == 1))) {
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config->handler_context.output_config->allow_tearing = 1;
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} else {
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config->handler_context.output_config->allow_tearing = 0;
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}
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config->handler_context.leftovers.argc = argc - 1;
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config->handler_context.leftovers.argv = argv + 1;
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return NULL;
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}
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#include <wayland-server-core.h>
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#include <wlr/types/wlr_tearing_control_v1.h>
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#include "sway/server.h"
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#include "sway/tree/view.h"
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#include "sway/output.h"
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#include "log.h"
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struct sway_tearing_controller {
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struct wlr_tearing_control_v1 *tearing_control;
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struct wl_listener set_hint;
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struct wl_listener destroy;
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struct wl_list link; // sway_server::tearing_controllers
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};
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static void handle_tearing_controller_set_hint(struct wl_listener *listener,
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void *data) {
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struct sway_tearing_controller *controller =
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wl_container_of(listener, controller, set_hint);
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struct sway_view *view = view_from_wlr_surface(
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controller->tearing_control->surface);
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if (view) {
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view->tearing_hint = controller->tearing_control->current;
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}
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}
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static void handle_tearing_controller_destroy(struct wl_listener *listener,
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void *data) {
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struct sway_tearing_controller *controller =
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wl_container_of(listener, controller, destroy);
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wl_list_remove(&controller->link);
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free(controller);
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}
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void handle_new_tearing_hint(struct wl_listener *listener,
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void *data) {
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struct sway_server *server =
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wl_container_of(listener, server, tearing_control_new_object);
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struct wlr_tearing_control_v1 *tearing_control = data;
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enum wp_tearing_control_v1_presentation_hint hint =
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wlr_tearing_control_manager_v1_surface_hint_from_surface(
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server->tearing_control_v1, tearing_control->surface);
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sway_log(SWAY_DEBUG, "New presentation hint %d received for surface %p",
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hint, tearing_control->surface);
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struct sway_tearing_controller *controller =
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calloc(1, sizeof(struct sway_tearing_controller));
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if (!controller) {
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return;
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}
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controller->tearing_control = tearing_control;
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controller->set_hint.notify = handle_tearing_controller_set_hint;
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wl_signal_add(&tearing_control->events.set_hint, &controller->set_hint);
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controller->destroy.notify = handle_tearing_controller_destroy;
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wl_signal_add(&tearing_control->events.destroy, &controller->destroy);
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wl_list_init(&controller->link);
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wl_list_insert(&server->tearing_controllers, &controller->link);
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}
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