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wlr_scene: Add presentation signal for wlr_scene_buffer

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This commit is contained in:
Alexander Orzechowski 2022-05-19 14:21:21 -04:00
parent 7e383c6a6a
commit dfeb1309a8
2 changed files with 14 additions and 3 deletions
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1
include/wlr/types/wlr_scene.h
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@ -114,6 +114,7 @@ struct wlr_scene_buffer {
struct {
struct wl_signal output_enter; // struct wlr_scene_output
struct wl_signal output_leave; // struct wlr_scene_output
struct wl_signal output_present; // struct wlr_scene_output
} events;
// private state

16
types/scene/wlr_scene.c
View file

@ -399,6 +399,7 @@ struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_node *parent,
wl_signal_init(&scene_buffer->events.output_enter);
wl_signal_init(&scene_buffer->events.output_leave);
wl_signal_init(&scene_buffer->events.output_present);
scene_node_damage_whole(&scene_buffer->node);
@ -847,7 +848,7 @@ static void render_texture(struct wlr_output *output,
}
struct render_data {
struct wlr_output *output;
struct wlr_scene_output *scene_output;
pixman_region32_t *damage;
// May be NULL
@ -857,7 +858,8 @@ struct render_data {
static void render_node_iterator(struct wlr_scene_node *node,
int x, int y, void *_data) {
struct render_data *data = _data;
struct wlr_output *output = data->output;
struct wlr_scene_output *scene_output = data->scene_output;
struct wlr_output *output = scene_output->output;
pixman_region32_t *output_damage = data->damage;
struct wlr_box dst_box = {
@ -923,6 +925,8 @@ static void render_node_iterator(struct wlr_scene_node *node,
render_texture(output, output_damage, texture, &scene_buffer->src_box,
&dst_box, matrix);
wlr_signal_emit_safe(&scene_buffer->events.output_present, scene_output);
break;
}
}
@ -1184,6 +1188,12 @@ static bool scene_output_scanout(struct wlr_scene_output *scene_output) {
}
}
if (node->type == WLR_SCENE_NODE_BUFFER) {
struct wlr_scene_buffer *scene_buffer =
scene_buffer_from_node(node);
wlr_signal_emit_safe(&scene_buffer->events.output_present, scene_output);
}
return wlr_output_commit(output);
}
@ -1230,7 +1240,7 @@ bool wlr_scene_output_commit(struct wlr_scene_output *scene_output) {
}
struct render_data data = {
.output = output,
.scene_output = scene_output,
.damage = &damage,
.presentation = scene_output->scene->presentation,
};