wlr_scene: Inline wlr_scene_node_state

This seems like nothing interesting was done with this. Let's simplify
and allow us some flexibility in the future.
This commit is contained in:
Alexander Orzechowski 2022-04-06 08:17:21 -04:00 committed by Isaac Freund
parent ccd0f85c2a
commit cb2dbc327e
2 changed files with 58 additions and 69 deletions

View file

@ -46,20 +46,17 @@ enum wlr_scene_node_type {
WLR_SCENE_NODE_BUFFER,
};
struct wlr_scene_node_state {
struct wl_list link; // wlr_scene_node_state.children
struct wl_list children; // wlr_scene_node_state.link
bool enabled;
int x, y; // relative to parent
};
/** A node is an object in the scene. */
struct wlr_scene_node {
enum wlr_scene_node_type type;
struct wlr_scene_tree *parent;
struct wlr_scene_node_state state;
struct wl_list link; // wlr_scene_node.children
struct wl_list children; // wlr_scene_node.link
bool enabled;
int x, y; // relative to parent
struct {
struct wl_signal destroy;

View file

@ -48,27 +48,20 @@ struct wlr_scene *scene_node_get_root(struct wlr_scene_node *node) {
return (struct wlr_scene *)tree;
}
static void scene_node_state_init(struct wlr_scene_node_state *state) {
memset(state, 0, sizeof(*state));
wl_list_init(&state->children);
wl_list_init(&state->link);
state->enabled = true;
}
static void scene_node_state_finish(struct wlr_scene_node_state *state) {
wl_list_remove(&state->link);
}
static void scene_node_init(struct wlr_scene_node *node,
enum wlr_scene_node_type type, struct wlr_scene_tree *parent) {
memset(node, 0, sizeof(*node));
node->type = type;
node->parent = parent;
scene_node_state_init(&node->state);
node->enabled = true;
wl_list_init(&node->children);
wl_list_init(&node->link);
wl_signal_init(&node->events.destroy);
if (parent != NULL) {
wl_list_insert(parent->node.state.children.prev, &node->state.link);
wl_list_insert(parent->node.children.prev, &node->link);
}
wlr_addon_set_init(&node->addons);
@ -137,13 +130,12 @@ void wlr_scene_node_destroy(struct wlr_scene_node *node) {
}
struct wlr_scene_node *child, *child_tmp;
wl_list_for_each_safe(child, child_tmp,
&node->state.children, state.link) {
wl_list_for_each_safe(child, child_tmp, &node->children, link) {
wlr_scene_node_destroy(child);
}
wlr_addon_set_finish(&node->addons);
scene_node_state_finish(&node->state);
wl_list_remove(&node->link);
free(node);
}
@ -250,9 +242,9 @@ static void _scene_node_update_outputs(
}
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
_scene_node_update_outputs(child, lx + child->state.x,
ly + child->state.y, scene);
wl_list_for_each(child, &node->children, link) {
_scene_node_update_outputs(child, lx + child->x,
ly + child->y, scene);
}
}
@ -527,14 +519,14 @@ static void scale_box(struct wlr_box *box, float scale) {
static void _scene_node_damage_whole(struct wlr_scene_node *node,
struct wlr_scene *scene, int lx, int ly) {
if (!node->state.enabled) {
if (!node->enabled) {
return;
}
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
wl_list_for_each(child, &node->children, link) {
_scene_node_damage_whole(child, scene,
lx + child->state.x, ly + child->state.y);
lx + child->x, ly + child->y);
}
int width, height;
@ -570,24 +562,24 @@ static void scene_node_damage_whole(struct wlr_scene_node *node) {
}
void wlr_scene_node_set_enabled(struct wlr_scene_node *node, bool enabled) {
if (node->state.enabled == enabled) {
if (node->enabled == enabled) {
return;
}
// One of these damage_whole() calls will short-circuit and be a no-op
scene_node_damage_whole(node);
node->state.enabled = enabled;
node->enabled = enabled;
scene_node_damage_whole(node);
}
void wlr_scene_node_set_position(struct wlr_scene_node *node, int x, int y) {
if (node->state.x == x && node->state.y == y) {
if (node->x == x && node->y == y) {
return;
}
scene_node_damage_whole(node);
node->state.x = x;
node->state.y = y;
node->x = x;
node->y = y;
scene_node_damage_whole(node);
scene_node_update_outputs(node);
@ -598,12 +590,12 @@ void wlr_scene_node_place_above(struct wlr_scene_node *node,
assert(node != sibling);
assert(node->parent == sibling->parent);
if (node->state.link.prev == &sibling->state.link) {
if (node->link.prev == &sibling->link) {
return;
}
wl_list_remove(&node->state.link);
wl_list_insert(&sibling->state.link, &node->state.link);
wl_list_remove(&node->link);
wl_list_insert(&sibling->link, &node->link);
scene_node_damage_whole(node);
scene_node_damage_whole(sibling);
@ -614,12 +606,12 @@ void wlr_scene_node_place_below(struct wlr_scene_node *node,
assert(node != sibling);
assert(node->parent == sibling->parent);
if (node->state.link.next == &sibling->state.link) {
if (node->link.next == &sibling->link) {
return;
}
wl_list_remove(&node->state.link);
wl_list_insert(sibling->state.link.prev, &node->state.link);
wl_list_remove(&node->link);
wl_list_insert(sibling->link.prev, &node->link);
scene_node_damage_whole(node);
scene_node_damage_whole(sibling);
@ -627,7 +619,7 @@ void wlr_scene_node_place_below(struct wlr_scene_node *node,
void wlr_scene_node_raise_to_top(struct wlr_scene_node *node) {
struct wlr_scene_node *current_top = wl_container_of(
node->parent->node.state.children.prev, current_top, state.link);
node->parent->node.children.prev, current_top, link);
if (node == current_top) {
return;
}
@ -636,7 +628,7 @@ void wlr_scene_node_raise_to_top(struct wlr_scene_node *node) {
void wlr_scene_node_lower_to_bottom(struct wlr_scene_node *node) {
struct wlr_scene_node *current_bottom = wl_container_of(
node->parent->node.state.children.next, current_bottom, state.link);
node->parent->node.children.next, current_bottom, link);
if (node == current_bottom) {
return;
}
@ -659,9 +651,9 @@ void wlr_scene_node_reparent(struct wlr_scene_node *node,
scene_node_damage_whole(node);
wl_list_remove(&node->state.link);
wl_list_remove(&node->link);
node->parent = new_parent;
wl_list_insert(new_parent->node.state.children.prev, &node->state.link);
wl_list_insert(new_parent->node.children.prev, &node->link);
scene_node_damage_whole(node);
@ -675,9 +667,9 @@ bool wlr_scene_node_coords(struct wlr_scene_node *node,
int lx = 0, ly = 0;
bool enabled = true;
while (true) {
lx += node->state.x;
ly += node->state.y;
enabled = enabled && node->state.enabled;
lx += node->x;
ly += node->y;
enabled = enabled && node->enabled;
if (node->parent == NULL) {
break;
}
@ -693,12 +685,12 @@ bool wlr_scene_node_coords(struct wlr_scene_node *node,
static void scene_node_for_each_scene_buffer(struct wlr_scene_node *node,
int lx, int ly, wlr_scene_buffer_iterator_func_t user_iterator,
void *user_data) {
if (!node->state.enabled) {
if (!node->enabled) {
return;
}
lx += node->state.x;
ly += node->state.y;
lx += node->x;
ly += node->y;
if (node->type == WLR_SCENE_NODE_BUFFER) {
struct wlr_scene_buffer *scene_buffer = wlr_scene_buffer_from_node(node);
@ -706,7 +698,7 @@ static void scene_node_for_each_scene_buffer(struct wlr_scene_node *node,
}
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
wl_list_for_each(child, &node->children, link) {
scene_node_for_each_scene_buffer(child, lx, ly, user_iterator, user_data);
}
}
@ -718,16 +710,16 @@ void wlr_scene_node_for_each_buffer(struct wlr_scene_node *node,
struct wlr_scene_node *wlr_scene_node_at(struct wlr_scene_node *node,
double lx, double ly, double *nx, double *ny) {
if (!node->state.enabled) {
if (!node->enabled) {
return NULL;
}
// TODO: optimize by storing a bounding box in each node?
lx -= node->state.x;
ly -= node->state.y;
lx -= node->x;
ly -= node->y;
struct wlr_scene_node *child;
wl_list_for_each_reverse(child, &node->state.children, state.link) {
wl_list_for_each_reverse(child, &node->children, link) {
struct wlr_scene_node *node =
wlr_scene_node_at(child, lx, ly, nx, ny);
if (node != NULL) {
@ -901,17 +893,17 @@ static void render_node_iterator(struct wlr_scene_node *node,
static void scene_node_for_each_node(struct wlr_scene_node *node,
int lx, int ly, wlr_scene_node_iterator_func_t user_iterator,
void *user_data) {
if (!node->state.enabled) {
if (!node->enabled) {
return;
}
lx += node->state.x;
ly += node->state.y;
lx += node->x;
ly += node->y;
user_iterator(node, lx, ly, user_data);
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
wl_list_for_each(child, &node->children, link) {
scene_node_for_each_node(child, lx, ly, user_iterator, user_data);
}
}
@ -1021,7 +1013,7 @@ static void scene_node_remove_output(struct wlr_scene_node *node,
}
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
wl_list_for_each(child, &node->children, link) {
scene_node_remove_output(child, output);
}
}
@ -1300,7 +1292,7 @@ bool wlr_scene_output_commit(struct wlr_scene_output *scene_output) {
static void scene_node_send_frame_done(struct wlr_scene_node *node,
struct wlr_scene_output *scene_output, struct timespec *now) {
if (!node->state.enabled) {
if (!node->enabled) {
return;
}
@ -1314,7 +1306,7 @@ static void scene_node_send_frame_done(struct wlr_scene_node *node,
}
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
wl_list_for_each(child, &node->children, link) {
scene_node_send_frame_done(child, scene_output, now);
}
}
@ -1328,12 +1320,12 @@ void wlr_scene_output_send_frame_done(struct wlr_scene_output *scene_output,
static void scene_output_for_each_scene_buffer(const struct wlr_box *output_box,
struct wlr_scene_node *node, int lx, int ly,
wlr_scene_buffer_iterator_func_t user_iterator, void *user_data) {
if (!node->state.enabled) {
if (!node->enabled) {
return;
}
lx += node->state.x;
ly += node->state.y;
lx += node->x;
ly += node->y;
if (node->type == WLR_SCENE_NODE_BUFFER) {
struct wlr_box node_box = { .x = lx, .y = ly };
@ -1348,7 +1340,7 @@ static void scene_output_for_each_scene_buffer(const struct wlr_box *output_box,
}
struct wlr_scene_node *child;
wl_list_for_each(child, &node->state.children, state.link) {
wl_list_for_each(child, &node->children, link) {
scene_output_for_each_scene_buffer(output_box, child, lx, ly,
user_iterator, user_data);
}