labwc/src/output-state.c
2025-07-30 21:04:31 +01:00

42 lines
1.2 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
#include "output-state.h"
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_output_management_v1.h>
#include <wlr/util/log.h>
#include "output.h"
void
output_state_init(struct output *output)
{
wlr_output_state_init(&output->pending);
/*
* As there is no direct way to convert an existing output
* configuration to an output_state we first convert it
* to a temporary output-management config and then apply
* it to an empty wlr_output_state.
*/
struct wlr_output_configuration_v1 *backup_config =
wlr_output_configuration_v1_create();
struct wlr_output_configuration_head_v1 *backup_head =
wlr_output_configuration_head_v1_create(
backup_config, output->wlr_output);
wlr_output_head_v1_state_apply(&backup_head->state, &output->pending);
wlr_output_configuration_v1_destroy(backup_config);
}
bool
output_state_commit(struct output *output)
{
bool committed =
wlr_output_commit_state(output->wlr_output, &output->pending);
if (committed) {
wlr_output_state_finish(&output->pending);
wlr_output_state_init(&output->pending);
} else {
wlr_log(WLR_ERROR, "Failed to commit frame");
}
return committed;
}