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wlr_scene: Only allow parenting on a wlr_scene_tree

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Alexander Orzechowski 3 years ago committed by Isaac Freund
parent 9eb71146ae
commit ccd0f85c2a
8 changed files with 93 additions and 75 deletions
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4
examples/scene-graph.c
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@ -122,12 +122,12 @@ static void server_handle_new_surface(struct wl_listener *listener,
wl_signal_add(&wlr_surface->events.destroy, &surface->destroy); wl_signal_add(&wlr_surface->events.destroy, &surface->destroy);
/* Border dimensions will be set in surface.commit handler */ /* Border dimensions will be set in surface.commit handler */
surface->border = wlr_scene_rect_create(&server->scene->tree.node, surface->border = wlr_scene_rect_create(&server->scene->tree,
0, 0, (float[4]){ 0.5f, 0.5f, 0.5f, 1 }); 0, 0, (float[4]){ 0.5f, 0.5f, 0.5f, 1 });
wlr_scene_node_set_position(&surface->border->node, pos, pos); wlr_scene_node_set_position(&surface->border->node, pos, pos);
surface->scene_surface = surface->scene_surface =
wlr_scene_surface_create(&server->scene->tree.node, wlr_surface); wlr_scene_surface_create(&server->scene->tree, wlr_surface);
wlr_scene_node_set_position(&surface->scene_surface->buffer->node, wlr_scene_node_set_position(&surface->scene_surface->buffer->node,
pos + border_width, pos + border_width); pos + border_width, pos + border_width);

24
include/wlr/types/wlr_scene.h
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@ -58,7 +58,7 @@ struct wlr_scene_node_state {
/** A node is an object in the scene. */ /** A node is an object in the scene. */
struct wlr_scene_node { struct wlr_scene_node {
enum wlr_scene_node_type type; enum wlr_scene_node_type type;
struct wlr_scene_node *parent; struct wlr_scene_tree *parent;
struct wlr_scene_node_state state; struct wlr_scene_node_state state;
struct { struct {
@ -178,7 +178,7 @@ struct wlr_scene_output {
/** A layer shell scene helper */ /** A layer shell scene helper */
struct wlr_scene_layer_surface_v1 { struct wlr_scene_layer_surface_v1 {
struct wlr_scene_node *node; struct wlr_scene_tree *tree;
struct wlr_layer_surface_v1 *layer_surface; struct wlr_layer_surface_v1 *layer_surface;
// private state // private state
@ -226,7 +226,7 @@ void wlr_scene_node_lower_to_bottom(struct wlr_scene_node *node);
* Move the node to another location in the tree. * Move the node to another location in the tree.
*/ */
void wlr_scene_node_reparent(struct wlr_scene_node *node, void wlr_scene_node_reparent(struct wlr_scene_node *node,
struct wlr_scene_node *new_parent); struct wlr_scene_tree *new_parent);
/** /**
* Get the node's layout-local coordinates. * Get the node's layout-local coordinates.
* *
@ -265,7 +265,7 @@ void wlr_scene_set_presentation(struct wlr_scene *scene,
/** /**
* Add a node displaying nothing but its children. * Add a node displaying nothing but its children.
*/ */
struct wlr_scene_tree *wlr_scene_tree_create(struct wlr_scene_node *parent); struct wlr_scene_tree *wlr_scene_tree_create(struct wlr_scene_tree *parent);
/** /**
* Add a node displaying a single surface to the scene-graph. * Add a node displaying a single surface to the scene-graph.
@ -276,7 +276,7 @@ struct wlr_scene_tree *wlr_scene_tree_create(struct wlr_scene_node *parent);
* automatically based on the position of the surface and outputs in * automatically based on the position of the surface and outputs in
* the scene. * the scene.
*/ */
struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_node *parent, struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_tree *parent,
struct wlr_surface *surface); struct wlr_surface *surface);
struct wlr_scene_buffer *wlr_scene_buffer_from_node(struct wlr_scene_node *node); struct wlr_scene_buffer *wlr_scene_buffer_from_node(struct wlr_scene_node *node);
@ -291,7 +291,7 @@ struct wlr_scene_surface *wlr_scene_surface_from_buffer(
/** /**
* Add a node displaying a solid-colored rectangle to the scene-graph. * Add a node displaying a solid-colored rectangle to the scene-graph.
*/ */
struct wlr_scene_rect *wlr_scene_rect_create(struct wlr_scene_node *parent, struct wlr_scene_rect *wlr_scene_rect_create(struct wlr_scene_tree *parent,
int width, int height, const float color[static 4]); int width, int height, const float color[static 4]);
/** /**
@ -309,7 +309,7 @@ void wlr_scene_rect_set_color(struct wlr_scene_rect *rect, const float color[sta
* *
* If the buffer is NULL, this node will not be displayed. * If the buffer is NULL, this node will not be displayed.
*/ */
struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_node *parent, struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_tree *parent,
struct wlr_buffer *buffer); struct wlr_buffer *buffer);
/** /**
@ -415,8 +415,8 @@ bool wlr_scene_attach_output_layout(struct wlr_scene *scene,
* Add a node displaying a surface and all of its sub-surfaces to the * Add a node displaying a surface and all of its sub-surfaces to the
* scene-graph. * scene-graph.
*/ */
struct wlr_scene_node *wlr_scene_subsurface_tree_create( struct wlr_scene_tree *wlr_scene_subsurface_tree_create(
struct wlr_scene_node *parent, struct wlr_surface *surface); struct wlr_scene_tree *parent, struct wlr_surface *surface);
/** /**
* Add a node displaying an xdg_surface and all of its sub-surfaces to the * Add a node displaying an xdg_surface and all of its sub-surfaces to the
@ -425,8 +425,8 @@ struct wlr_scene_node *wlr_scene_subsurface_tree_create(
* The origin of the returned scene-graph node will match the top-left corner * The origin of the returned scene-graph node will match the top-left corner
* of the xdg_surface window geometry. * of the xdg_surface window geometry.
*/ */
struct wlr_scene_node *wlr_scene_xdg_surface_create( struct wlr_scene_tree *wlr_scene_xdg_surface_create(
struct wlr_scene_node *parent, struct wlr_xdg_surface *xdg_surface); struct wlr_scene_tree *parent, struct wlr_xdg_surface *xdg_surface);
/** /**
* Add a node displaying a layer_surface_v1 and all of its sub-surfaces to the * Add a node displaying a layer_surface_v1 and all of its sub-surfaces to the
@ -436,7 +436,7 @@ struct wlr_scene_node *wlr_scene_xdg_surface_create(
* of the layer surface. * of the layer surface.
*/ */
struct wlr_scene_layer_surface_v1 *wlr_scene_layer_surface_v1_create( struct wlr_scene_layer_surface_v1 *wlr_scene_layer_surface_v1_create(
struct wlr_scene_node *parent, struct wlr_layer_surface_v1 *layer_surface); struct wlr_scene_tree *parent, struct wlr_layer_surface_v1 *layer_surface);
/** /**
* Configure a layer_surface_v1, position its scene node in accordance to its * Configure a layer_surface_v1, position its scene node in accordance to its

27
tinywl/tinywl.c
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@ -80,7 +80,7 @@ struct tinywl_view {
struct wl_list link; struct wl_list link;
struct tinywl_server *server; struct tinywl_server *server;
struct wlr_xdg_toplevel *xdg_toplevel; struct wlr_xdg_toplevel *xdg_toplevel;
struct wlr_scene_node *scene_node; struct wlr_scene_tree *scene_tree;
struct wl_listener map; struct wl_listener map;
struct wl_listener unmap; struct wl_listener unmap;
struct wl_listener destroy; struct wl_listener destroy;
@ -126,7 +126,7 @@ static void focus_view(struct tinywl_view *view, struct wlr_surface *surface) {
} }
struct wlr_keyboard *keyboard = wlr_seat_get_keyboard(seat); struct wlr_keyboard *keyboard = wlr_seat_get_keyboard(seat);
/* Move the view to the front */ /* Move the view to the front */
wlr_scene_node_raise_to_top(view->scene_node); wlr_scene_node_raise_to_top(&view->scene_tree->node);
wl_list_remove(&view->link); wl_list_remove(&view->link);
wl_list_insert(&server->views, &view->link); wl_list_insert(&server->views, &view->link);
/* Activate the new surface */ /* Activate the new surface */
@ -354,10 +354,11 @@ static struct tinywl_view *desktop_view_at(
*surface = scene_surface->surface; *surface = scene_surface->surface;
/* Find the node corresponding to the tinywl_view at the root of this /* Find the node corresponding to the tinywl_view at the root of this
* surface tree, it is the only one for which we set the data field. */ * surface tree, it is the only one for which we set the data field. */
while (node != NULL && node->data == NULL) { struct wlr_scene_tree *tree = node->parent;
node = node->parent; while (tree != NULL && tree->node.data == NULL) {
tree = tree->node.parent;
} }
return node->data; return tree->node.data;
} }
static void process_cursor_move(struct tinywl_server *server, uint32_t time) { static void process_cursor_move(struct tinywl_server *server, uint32_t time) {
@ -365,7 +366,7 @@ static void process_cursor_move(struct tinywl_server *server, uint32_t time) {
struct tinywl_view *view = server->grabbed_view; struct tinywl_view *view = server->grabbed_view;
view->x = server->cursor->x - server->grab_x; view->x = server->cursor->x - server->grab_x;
view->y = server->cursor->y - server->grab_y; view->y = server->cursor->y - server->grab_y;
wlr_scene_node_set_position(view->scene_node, view->x, view->y); wlr_scene_node_set_position(&view->scene_tree->node, view->x, view->y);
} }
static void process_cursor_resize(struct tinywl_server *server, uint32_t time) { static void process_cursor_resize(struct tinywl_server *server, uint32_t time) {
@ -414,7 +415,7 @@ static void process_cursor_resize(struct tinywl_server *server, uint32_t time) {
wlr_xdg_surface_get_geometry(view->xdg_toplevel->base, &geo_box); wlr_xdg_surface_get_geometry(view->xdg_toplevel->base, &geo_box);
view->x = new_left - geo_box.x; view->x = new_left - geo_box.x;
view->y = new_top - geo_box.y; view->y = new_top - geo_box.y;
wlr_scene_node_set_position(view->scene_node, view->x, view->y); wlr_scene_node_set_position(&view->scene_tree->node, view->x, view->y);
int new_width = new_right - new_left; int new_width = new_right - new_left;
int new_height = new_bottom - new_top; int new_height = new_bottom - new_top;
@ -747,9 +748,9 @@ static void server_new_xdg_surface(struct wl_listener *listener, void *data) {
if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP) { if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP) {
struct wlr_xdg_surface *parent = wlr_xdg_surface_from_wlr_surface( struct wlr_xdg_surface *parent = wlr_xdg_surface_from_wlr_surface(
xdg_surface->popup->parent); xdg_surface->popup->parent);
struct wlr_scene_node *parent_node = parent->data; struct wlr_scene_tree *parent_tree = parent->data;
xdg_surface->data = wlr_scene_xdg_surface_create( xdg_surface->data = wlr_scene_xdg_surface_create(
parent_node, xdg_surface); parent_tree, xdg_surface);
return; return;
} }
assert(xdg_surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL); assert(xdg_surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL);
@ -759,10 +760,10 @@ static void server_new_xdg_surface(struct wl_listener *listener, void *data) {
calloc(1, sizeof(struct tinywl_view)); calloc(1, sizeof(struct tinywl_view));
view->server = server; view->server = server;
view->xdg_toplevel = xdg_surface->toplevel; view->xdg_toplevel = xdg_surface->toplevel;
view->scene_node = wlr_scene_xdg_surface_create( view->scene_tree = wlr_scene_xdg_surface_create(
&view->server->scene->tree.node, view->xdg_toplevel->base); &view->server->scene->tree, view->xdg_toplevel->base);
view->scene_node->data = view; view->scene_tree->node.data = view;
xdg_surface->data = view->scene_node; xdg_surface->data = view->scene_tree;
/* Listen to the various events it can emit */ /* Listen to the various events it can emit */
view->map.notify = xdg_toplevel_map; view->map.notify = xdg_toplevel_map;

27
types/scene/layer_shell_v1.c
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@ -18,21 +18,21 @@ static void scene_layer_surface_handle_layer_surface_destroy(
struct wl_listener *listener, void *data) { struct wl_listener *listener, void *data) {
struct wlr_scene_layer_surface_v1 *scene_layer_surface = struct wlr_scene_layer_surface_v1 *scene_layer_surface =
wl_container_of(listener, scene_layer_surface, layer_surface_destroy); wl_container_of(listener, scene_layer_surface, layer_surface_destroy);
wlr_scene_node_destroy(scene_layer_surface->node); wlr_scene_node_destroy(&scene_layer_surface->tree->node);
} }
static void scene_layer_surface_handle_layer_surface_map( static void scene_layer_surface_handle_layer_surface_map(
struct wl_listener *listener, void *data) { struct wl_listener *listener, void *data) {
struct wlr_scene_layer_surface_v1 *scene_layer_surface = struct wlr_scene_layer_surface_v1 *scene_layer_surface =
wl_container_of(listener, scene_layer_surface, layer_surface_map); wl_container_of(listener, scene_layer_surface, layer_surface_map);
wlr_scene_node_set_enabled(scene_layer_surface->node, true); wlr_scene_node_set_enabled(&scene_layer_surface->tree->node, true);
} }
static void scene_layer_surface_handle_layer_surface_unmap( static void scene_layer_surface_handle_layer_surface_unmap(
struct wl_listener *listener, void *data) { struct wl_listener *listener, void *data) {
struct wlr_scene_layer_surface_v1 *scene_layer_surface = struct wlr_scene_layer_surface_v1 *scene_layer_surface =
wl_container_of(listener, scene_layer_surface, layer_surface_unmap); wl_container_of(listener, scene_layer_surface, layer_surface_unmap);
wlr_scene_node_set_enabled(scene_layer_surface->node, false); wlr_scene_node_set_enabled(&scene_layer_surface->tree->node, false);
} }
static void layer_surface_exclusive_zone( static void layer_surface_exclusive_zone(
@ -122,7 +122,7 @@ void wlr_scene_layer_surface_v1_configure(
box.y = bounds.y + bounds.height/2 - box.height/2; box.y = bounds.y + bounds.height/2 - box.height/2;
} }
wlr_scene_node_set_position(scene_layer_surface->node, box.x, box.y); wlr_scene_node_set_position(&scene_layer_surface->tree->node, box.x, box.y);
wlr_layer_surface_v1_configure(layer_surface, box.width, box.height); wlr_layer_surface_v1_configure(layer_surface, box.width, box.height);
if (state->exclusive_zone > 0) { if (state->exclusive_zone > 0) {
@ -131,7 +131,7 @@ void wlr_scene_layer_surface_v1_configure(
} }
struct wlr_scene_layer_surface_v1 *wlr_scene_layer_surface_v1_create( struct wlr_scene_layer_surface_v1 *wlr_scene_layer_surface_v1_create(
struct wlr_scene_node *parent, struct wlr_scene_tree *parent,
struct wlr_layer_surface_v1 *layer_surface) { struct wlr_layer_surface_v1 *layer_surface) {
struct wlr_scene_layer_surface_v1 *scene_layer_surface = struct wlr_scene_layer_surface_v1 *scene_layer_surface =
calloc(1, sizeof(*scene_layer_surface)); calloc(1, sizeof(*scene_layer_surface));
@ -141,24 +141,23 @@ struct wlr_scene_layer_surface_v1 *wlr_scene_layer_surface_v1_create(
scene_layer_surface->layer_surface = layer_surface; scene_layer_surface->layer_surface = layer_surface;
struct wlr_scene_tree *tree = wlr_scene_tree_create(parent); scene_layer_surface->tree = wlr_scene_tree_create(parent);
if (tree == NULL) { if (scene_layer_surface->tree == NULL) {
free(scene_layer_surface); free(scene_layer_surface);
return NULL; return NULL;
} }
scene_layer_surface->node = &tree->node;
struct wlr_scene_node *surface_node = wlr_scene_subsurface_tree_create( struct wlr_scene_tree *surface_tree = wlr_scene_subsurface_tree_create(
scene_layer_surface->node, layer_surface->surface); scene_layer_surface->tree, layer_surface->surface);
if (surface_node == NULL) { if (surface_tree == NULL) {
wlr_scene_node_destroy(scene_layer_surface->node); wlr_scene_node_destroy(&scene_layer_surface->tree->node);
free(scene_layer_surface); free(scene_layer_surface);
return NULL; return NULL;
} }
scene_layer_surface->tree_destroy.notify = scene_layer_surface->tree_destroy.notify =
scene_layer_surface_handle_tree_destroy; scene_layer_surface_handle_tree_destroy;
wl_signal_add(&scene_layer_surface->node->events.destroy, wl_signal_add(&scene_layer_surface->tree->node.events.destroy,
&scene_layer_surface->tree_destroy); &scene_layer_surface->tree_destroy);
scene_layer_surface->layer_surface_destroy.notify = scene_layer_surface->layer_surface_destroy.notify =
@ -176,7 +175,7 @@ struct wlr_scene_layer_surface_v1 *wlr_scene_layer_surface_v1_create(
wl_signal_add(&layer_surface->events.unmap, wl_signal_add(&layer_surface->events.unmap,
&scene_layer_surface->layer_surface_unmap); &scene_layer_surface->layer_surface_unmap);
wlr_scene_node_set_enabled(scene_layer_surface->node, wlr_scene_node_set_enabled(&scene_layer_surface->tree->node,
layer_surface->mapped); layer_surface->mapped);
return scene_layer_surface; return scene_layer_surface;

14
types/scene/subsurface_tree.c
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@ -148,13 +148,13 @@ static const struct wlr_addon_interface subsurface_tree_addon_impl = {
}; };
static struct wlr_scene_subsurface_tree *scene_surface_tree_create( static struct wlr_scene_subsurface_tree *scene_surface_tree_create(
struct wlr_scene_node *parent, struct wlr_surface *surface); struct wlr_scene_tree *parent, struct wlr_surface *surface);
static bool subsurface_tree_create_subsurface( static bool subsurface_tree_create_subsurface(
struct wlr_scene_subsurface_tree *parent, struct wlr_scene_subsurface_tree *parent,
struct wlr_subsurface *subsurface) { struct wlr_subsurface *subsurface) {
struct wlr_scene_subsurface_tree *child = scene_surface_tree_create( struct wlr_scene_subsurface_tree *child = scene_surface_tree_create(
&parent->tree->node, subsurface->surface); parent->tree, subsurface->surface);
if (child == NULL) { if (child == NULL) {
return false; return false;
} }
@ -188,7 +188,7 @@ static void subsurface_tree_handle_surface_new_subsurface(
} }
static struct wlr_scene_subsurface_tree *scene_surface_tree_create( static struct wlr_scene_subsurface_tree *scene_surface_tree_create(
struct wlr_scene_node *parent, struct wlr_surface *surface) { struct wlr_scene_tree *parent, struct wlr_surface *surface) {
struct wlr_scene_subsurface_tree *subsurface_tree = struct wlr_scene_subsurface_tree *subsurface_tree =
calloc(1, sizeof(*subsurface_tree)); calloc(1, sizeof(*subsurface_tree));
if (subsurface_tree == NULL) { if (subsurface_tree == NULL) {
@ -201,7 +201,7 @@ static struct wlr_scene_subsurface_tree *scene_surface_tree_create(
} }
subsurface_tree->scene_surface = subsurface_tree->scene_surface =
wlr_scene_surface_create(&subsurface_tree->tree->node, surface); wlr_scene_surface_create(subsurface_tree->tree, surface);
if (subsurface_tree->scene_surface == NULL) { if (subsurface_tree->scene_surface == NULL) {
goto error_scene_surface; goto error_scene_surface;
} }
@ -248,12 +248,12 @@ error_surface_tree:
return NULL; return NULL;
} }
struct wlr_scene_node *wlr_scene_subsurface_tree_create( struct wlr_scene_tree *wlr_scene_subsurface_tree_create(
struct wlr_scene_node *parent, struct wlr_surface *surface) { struct wlr_scene_tree *parent, struct wlr_surface *surface) {
struct wlr_scene_subsurface_tree *subsurface_tree = struct wlr_scene_subsurface_tree *subsurface_tree =
scene_surface_tree_create(parent, surface); scene_surface_tree_create(parent, surface);
if (subsurface_tree == NULL) { if (subsurface_tree == NULL) {
return NULL; return NULL;
} }
return &subsurface_tree->tree->node; return subsurface_tree->tree;
} }

2
types/scene/surface.c
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@ -135,7 +135,7 @@ struct wlr_scene_surface *wlr_scene_surface_from_buffer(
return surface; return surface;
} }
struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_node *parent, struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_tree *parent,
struct wlr_surface *wlr_surface) { struct wlr_surface *wlr_surface) {
struct wlr_scene_surface *surface = calloc(1, sizeof(*surface)); struct wlr_scene_surface *surface = calloc(1, sizeof(*surface));
if (surface == NULL) { if (surface == NULL) {

54
types/scene/wlr_scene.c
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@ -17,6 +17,11 @@
#define HIGHLIGHT_DAMAGE_FADEOUT_TIME 250 #define HIGHLIGHT_DAMAGE_FADEOUT_TIME 250
static struct wlr_scene_tree *scene_tree_from_node(struct wlr_scene_node *node) {
assert(node->type == WLR_SCENE_NODE_TREE);
return (struct wlr_scene_tree *)node;
}
static struct wlr_scene_rect *scene_rect_from_node( static struct wlr_scene_rect *scene_rect_from_node(
struct wlr_scene_node *node) { struct wlr_scene_node *node) {
assert(node->type == WLR_SCENE_NODE_RECT); assert(node->type == WLR_SCENE_NODE_RECT);
@ -30,10 +35,17 @@ struct wlr_scene_buffer *wlr_scene_buffer_from_node(
} }
struct wlr_scene *scene_node_get_root(struct wlr_scene_node *node) { struct wlr_scene *scene_node_get_root(struct wlr_scene_node *node) {
while (node->parent != NULL) { struct wlr_scene_tree *tree;
node = node->parent; if (node->type == WLR_SCENE_NODE_TREE) {
tree = scene_tree_from_node(node);
} else {
tree = node->parent;
}
while (tree->node.parent != NULL) {
tree = tree->node.parent;
} }
return (struct wlr_scene *)node; return (struct wlr_scene *)tree;
} }
static void scene_node_state_init(struct wlr_scene_node_state *state) { static void scene_node_state_init(struct wlr_scene_node_state *state) {
@ -48,7 +60,7 @@ static void scene_node_state_finish(struct wlr_scene_node_state *state) {
} }
static void scene_node_init(struct wlr_scene_node *node, static void scene_node_init(struct wlr_scene_node *node,
enum wlr_scene_node_type type, struct wlr_scene_node *parent) { enum wlr_scene_node_type type, struct wlr_scene_tree *parent) {
memset(node, 0, sizeof(*node)); memset(node, 0, sizeof(*node));
node->type = type; node->type = type;
node->parent = parent; node->parent = parent;
@ -56,7 +68,7 @@ static void scene_node_init(struct wlr_scene_node *node,
wl_signal_init(&node->events.destroy); wl_signal_init(&node->events.destroy);
if (parent != NULL) { if (parent != NULL) {
wl_list_insert(parent->state.children.prev, &node->state.link); wl_list_insert(parent->node.state.children.prev, &node->state.link);
} }
wlr_addon_set_init(&node->addons); wlr_addon_set_init(&node->addons);
@ -136,7 +148,7 @@ void wlr_scene_node_destroy(struct wlr_scene_node *node) {
} }
static void scene_tree_init(struct wlr_scene_tree *tree, static void scene_tree_init(struct wlr_scene_tree *tree,
struct wlr_scene_node *parent) { struct wlr_scene_tree *parent) {
memset(tree, 0, sizeof(*tree)); memset(tree, 0, sizeof(*tree));
scene_node_init(&tree->node, WLR_SCENE_NODE_TREE, parent); scene_node_init(&tree->node, WLR_SCENE_NODE_TREE, parent);
} }
@ -172,7 +184,7 @@ struct wlr_scene *wlr_scene_create(void) {
return scene; return scene;
} }
struct wlr_scene_tree *wlr_scene_tree_create(struct wlr_scene_node *parent) { struct wlr_scene_tree *wlr_scene_tree_create(struct wlr_scene_tree *parent) {
assert(parent); assert(parent);
struct wlr_scene_tree *tree = calloc(1, sizeof(struct wlr_scene_tree)); struct wlr_scene_tree *tree = calloc(1, sizeof(struct wlr_scene_tree));
@ -251,7 +263,7 @@ static void scene_node_update_outputs(struct wlr_scene_node *node) {
_scene_node_update_outputs(node, lx, ly, scene); _scene_node_update_outputs(node, lx, ly, scene);
} }
struct wlr_scene_rect *wlr_scene_rect_create(struct wlr_scene_node *parent, struct wlr_scene_rect *wlr_scene_rect_create(struct wlr_scene_tree *parent,
int width, int height, const float color[static 4]) { int width, int height, const float color[static 4]) {
struct wlr_scene_rect *scene_rect = struct wlr_scene_rect *scene_rect =
calloc(1, sizeof(struct wlr_scene_rect)); calloc(1, sizeof(struct wlr_scene_rect));
@ -290,7 +302,7 @@ void wlr_scene_rect_set_color(struct wlr_scene_rect *rect, const float color[sta
scene_node_damage_whole(&rect->node); scene_node_damage_whole(&rect->node);
} }
struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_node *parent, struct wlr_scene_buffer *wlr_scene_buffer_create(struct wlr_scene_tree *parent,
struct wlr_buffer *buffer) { struct wlr_buffer *buffer) {
struct wlr_scene_buffer *scene_buffer = calloc(1, sizeof(*scene_buffer)); struct wlr_scene_buffer *scene_buffer = calloc(1, sizeof(*scene_buffer));
if (scene_buffer == NULL) { if (scene_buffer == NULL) {
@ -615,7 +627,7 @@ void wlr_scene_node_place_below(struct wlr_scene_node *node,
void wlr_scene_node_raise_to_top(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( struct wlr_scene_node *current_top = wl_container_of(
node->parent->state.children.prev, current_top, state.link); node->parent->node.state.children.prev, current_top, state.link);
if (node == current_top) { if (node == current_top) {
return; return;
} }
@ -624,7 +636,7 @@ void wlr_scene_node_raise_to_top(struct wlr_scene_node *node) {
void wlr_scene_node_lower_to_bottom(struct wlr_scene_node *node) { void wlr_scene_node_lower_to_bottom(struct wlr_scene_node *node) {
struct wlr_scene_node *current_bottom = wl_container_of( struct wlr_scene_node *current_bottom = wl_container_of(
node->parent->state.children.next, current_bottom, state.link); node->parent->node.state.children.next, current_bottom, state.link);
if (node == current_bottom) { if (node == current_bottom) {
return; return;
} }
@ -632,7 +644,7 @@ void wlr_scene_node_lower_to_bottom(struct wlr_scene_node *node) {
} }
void wlr_scene_node_reparent(struct wlr_scene_node *node, void wlr_scene_node_reparent(struct wlr_scene_node *node,
struct wlr_scene_node *new_parent) { struct wlr_scene_tree *new_parent) {
assert(new_parent != NULL); assert(new_parent != NULL);
if (node->parent == new_parent) { if (node->parent == new_parent) {
@ -640,16 +652,16 @@ void wlr_scene_node_reparent(struct wlr_scene_node *node,
} }
/* Ensure that a node cannot become its own ancestor */ /* Ensure that a node cannot become its own ancestor */
for (struct wlr_scene_node *ancestor = new_parent; ancestor != NULL; for (struct wlr_scene_tree *ancestor = new_parent; ancestor != NULL;
ancestor = ancestor->parent) { ancestor = ancestor->node.parent) {
assert(ancestor != node); assert(&ancestor->node != node);
} }
scene_node_damage_whole(node); scene_node_damage_whole(node);
wl_list_remove(&node->state.link); wl_list_remove(&node->state.link);
node->parent = new_parent; node->parent = new_parent;
wl_list_insert(new_parent->state.children.prev, &node->state.link); wl_list_insert(new_parent->node.state.children.prev, &node->state.link);
scene_node_damage_whole(node); scene_node_damage_whole(node);
@ -658,13 +670,19 @@ void wlr_scene_node_reparent(struct wlr_scene_node *node,
bool wlr_scene_node_coords(struct wlr_scene_node *node, bool wlr_scene_node_coords(struct wlr_scene_node *node,
int *lx_ptr, int *ly_ptr) { int *lx_ptr, int *ly_ptr) {
assert(node);
int lx = 0, ly = 0; int lx = 0, ly = 0;
bool enabled = true; bool enabled = true;
while (node != NULL) { while (true) {
lx += node->state.x; lx += node->state.x;
ly += node->state.y; ly += node->state.y;
enabled = enabled && node->state.enabled; enabled = enabled && node->state.enabled;
node = node->parent; if (node->parent == NULL) {
break;
}
node = &node->parent->node;
} }
*lx_ptr = lx; *lx_ptr = lx;

16
types/scene/xdg_shell.c
Unescape View File

@ -5,7 +5,7 @@
struct wlr_scene_xdg_surface { struct wlr_scene_xdg_surface {
struct wlr_scene_tree *tree; struct wlr_scene_tree *tree;
struct wlr_xdg_surface *xdg_surface; struct wlr_xdg_surface *xdg_surface;
struct wlr_scene_node *surface_node; struct wlr_scene_tree *surface_tree;
struct wl_listener tree_destroy; struct wl_listener tree_destroy;
struct wl_listener xdg_surface_destroy; struct wl_listener xdg_surface_destroy;
@ -54,7 +54,7 @@ static void scene_xdg_surface_update_position(
struct wlr_box geo = {0}; struct wlr_box geo = {0};
wlr_xdg_surface_get_geometry(xdg_surface, &geo); wlr_xdg_surface_get_geometry(xdg_surface, &geo);
wlr_scene_node_set_position(scene_xdg_surface->surface_node, wlr_scene_node_set_position(&scene_xdg_surface->surface_tree->node,
-geo.x, -geo.y); -geo.x, -geo.y);
if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP) { if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP) {
@ -71,8 +71,8 @@ static void scene_xdg_surface_handle_xdg_surface_commit(struct wl_listener *list
scene_xdg_surface_update_position(scene_xdg_surface); scene_xdg_surface_update_position(scene_xdg_surface);
} }
struct wlr_scene_node *wlr_scene_xdg_surface_create( struct wlr_scene_tree *wlr_scene_xdg_surface_create(
struct wlr_scene_node *parent, struct wlr_xdg_surface *xdg_surface) { struct wlr_scene_tree *parent, struct wlr_xdg_surface *xdg_surface) {
struct wlr_scene_xdg_surface *scene_xdg_surface = struct wlr_scene_xdg_surface *scene_xdg_surface =
calloc(1, sizeof(*scene_xdg_surface)); calloc(1, sizeof(*scene_xdg_surface));
if (scene_xdg_surface == NULL) { if (scene_xdg_surface == NULL) {
@ -87,9 +87,9 @@ struct wlr_scene_node *wlr_scene_xdg_surface_create(
return NULL; return NULL;
} }
scene_xdg_surface->surface_node = wlr_scene_subsurface_tree_create( scene_xdg_surface->surface_tree = wlr_scene_subsurface_tree_create(
&scene_xdg_surface->tree->node, xdg_surface->surface); scene_xdg_surface->tree, xdg_surface->surface);
if (scene_xdg_surface->surface_node == NULL) { if (scene_xdg_surface->surface_tree == NULL) {
wlr_scene_node_destroy(&scene_xdg_surface->tree->node); wlr_scene_node_destroy(&scene_xdg_surface->tree->node);
free(scene_xdg_surface); free(scene_xdg_surface);
return NULL; return NULL;
@ -120,5 +120,5 @@ struct wlr_scene_node *wlr_scene_xdg_surface_create(
wlr_scene_node_set_enabled(&scene_xdg_surface->tree->node, xdg_surface->mapped); wlr_scene_node_set_enabled(&scene_xdg_surface->tree->node, xdg_surface->mapped);
scene_xdg_surface_update_position(scene_xdg_surface); scene_xdg_surface_update_position(scene_xdg_surface);
return &scene_xdg_surface->tree->node; return scene_xdg_surface->tree;
} }

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