From 211b3b760ebc518badc1dfed28aaca0b5f0b0175 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Fri, 20 Aug 2021 11:25:02 +0200
Subject: scene: add wlr_scene_tree
---
include/wlr/types/wlr_scene.h | 11 +++++++++++
1 file changed, 11 insertions(+)
(limited to 'include')
diff --git a/include/wlr/types/wlr_scene.h b/include/wlr/types/wlr_scene.h
index df3d00e8..7187359b 100644
--- a/include/wlr/types/wlr_scene.h
+++ b/include/wlr/types/wlr_scene.h
@@ -28,6 +28,7 @@ struct wlr_output_layout;
enum wlr_scene_node_type {
WLR_SCENE_NODE_ROOT,
+ WLR_SCENE_NODE_TREE,
WLR_SCENE_NODE_SURFACE,
WLR_SCENE_NODE_RECT,
};
@@ -61,6 +62,11 @@ struct wlr_scene {
struct wl_list outputs; // wlr_scene_output.link
};
+/** A sub-tree in the scene-graph. */
+struct wlr_scene_tree {
+ struct wlr_scene_node node;
+};
+
/** A scene-graph node displaying a single surface. */
struct wlr_scene_surface {
struct wlr_scene_node node;
@@ -157,6 +163,11 @@ struct wlr_scene *wlr_scene_create(void);
void wlr_scene_render_output(struct wlr_scene *scene, struct wlr_output *output,
int lx, int ly, pixman_region32_t *damage);
+/**
+ * Add a node displaying nothing but its children.
+ */
+struct wlr_scene_tree *wlr_scene_tree_create(struct wlr_scene_node *parent);
+
/**
* Add a node displaying a single surface to the scene-graph.
*
--
cgit v1.2.3