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wlr-output-management: implement adaptive sync

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Version 4 of the protocol adds support for reporting/setting adaptive
sync state of outputs. Implement these new requests/events in wlroots.
This commit is contained in:
Isaac Freund 2022-07-06 17:47:19 +02:00 • committed by Simon Ser
parent c2d2773df5
commit a773231c42
3 changed files with 80 additions and 6 deletions
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49
types/wlr_output_management_v1.c
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@ -5,7 +5,7 @@
#include <wlr/util/log.h>
#include "wlr-output-management-unstable-v1-protocol.h"
#define OUTPUT_MANAGER_VERSION 3
#define OUTPUT_MANAGER_VERSION 4
enum {
HEAD_STATE_ENABLED = 1 << 0,
@ -13,10 +13,12 @@ enum {
HEAD_STATE_POSITION = 1 << 2,
HEAD_STATE_TRANSFORM = 1 << 3,
HEAD_STATE_SCALE = 1 << 4,
HEAD_STATE_ADAPTIVE_SYNC = 1 << 5,
};
static const uint32_t HEAD_STATE_ALL = HEAD_STATE_ENABLED | HEAD_STATE_MODE |
HEAD_STATE_POSITION | HEAD_STATE_TRANSFORM | HEAD_STATE_SCALE;
HEAD_STATE_POSITION | HEAD_STATE_TRANSFORM | HEAD_STATE_SCALE |
HEAD_STATE_ADAPTIVE_SYNC;
static const struct zwlr_output_head_v1_interface head_impl;
@ -135,6 +137,8 @@ struct wlr_output_configuration_head_v1 *
config_head->state.custom_mode.refresh = output->refresh;
config_head->state.transform = output->transform;
config_head->state.scale = output->scale;
config_head->state.adaptive_sync_enabled =
output->adaptive_sync_status == WLR_OUTPUT_ADAPTIVE_SYNC_ENABLED;
return config_head;
}
@ -258,12 +262,36 @@ static void config_head_handle_set_scale(struct wl_client *client,
config_head->state.scale = scale;
}
static void config_head_handle_set_adaptive_sync(struct wl_client *client,
struct wl_resource *config_head_resource, uint32_t state) {
struct wlr_output_configuration_head_v1 *config_head =
config_head_from_resource(config_head_resource);
if (config_head == NULL) {
return;
}
switch (state) {
case ZWLR_OUTPUT_HEAD_V1_ADAPTIVE_SYNC_STATE_ENABLED:
config_head->state.adaptive_sync_enabled = true;
break;
case ZWLR_OUTPUT_HEAD_V1_ADAPTIVE_SYNC_STATE_DISABLED:
config_head->state.adaptive_sync_enabled = false;
break;
default:
wl_resource_post_error(config_head_resource,
ZWLR_OUTPUT_CONFIGURATION_HEAD_V1_ERROR_INVALID_ADAPTIVE_SYNC_STATE,
"client requested invalid adaptive sync state %ul", state);
break;
}
}
static const struct zwlr_output_configuration_head_v1_interface config_head_impl = {
.set_mode = config_head_handle_set_mode,
.set_custom_mode = config_head_handle_set_custom_mode,
.set_position = config_head_handle_set_position,
.set_transform = config_head_handle_set_transform,
.set_scale = config_head_handle_set_scale,
.set_adaptive_sync = config_head_handle_set_adaptive_sync,
};
static void config_head_handle_resource_destroy(struct wl_resource *resource) {
@ -750,6 +778,18 @@ static void head_send_state(struct wlr_output_head_v1 *head,
zwlr_output_head_v1_send_scale(head_resource,
wl_fixed_from_double(head->state.scale));
}
if ((state & HEAD_STATE_ADAPTIVE_SYNC) &&
wl_resource_get_version(head_resource) >=
ZWLR_OUTPUT_HEAD_V1_ADAPTIVE_SYNC_SINCE_VERSION) {
if (head->state.adaptive_sync_enabled) {
zwlr_output_head_v1_send_adaptive_sync(head_resource,
ZWLR_OUTPUT_HEAD_V1_ADAPTIVE_SYNC_STATE_ENABLED);
} else {
zwlr_output_head_v1_send_adaptive_sync(head_resource,
ZWLR_OUTPUT_HEAD_V1_ADAPTIVE_SYNC_STATE_DISABLED);
}
}
}
static void head_handle_resource_destroy(struct wl_resource *resource) {
@ -843,6 +883,9 @@ static bool manager_update_head(struct wlr_output_manager_v1 *manager,
if (current->scale != next->scale) {
state |= HEAD_STATE_SCALE;
}
if (current->adaptive_sync_enabled != next->adaptive_sync_enabled) {
state |= HEAD_STATE_ADAPTIVE_SYNC;
}
// If a mode was added to wlr_output.modes we need to add the new mode
// to the wlr_output_head
@ -953,4 +996,6 @@ void wlr_output_head_v1_state_apply(
wlr_output_state_set_scale(output_state, head_state->scale);
wlr_output_state_set_transform(output_state, head_state->transform);
wlr_output_state_set_adaptive_sync_enabled(output_state,
head_state->adaptive_sync_enabled);
}