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scene: add RECT node type

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RECT is a solid-colored rectangle, useful for simple borders or other
decoration.  This can be rendered directly using the wlr_renderer,
without needing to create a surface.
This commit is contained in:
Devin J. Pohly 2021-08-13 15:20:48 -05:00 • committed by Simon Ser
parent 526652a554
commit b7cd06e8fa
2 changed files with 97 additions and 6 deletions
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24
include/wlr/types/wlr_scene.h
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@ -28,6 +28,7 @@ struct wlr_output;
enum wlr_scene_node_type {
WLR_SCENE_NODE_ROOT,
WLR_SCENE_NODE_SURFACE,
WLR_SCENE_NODE_RECT,
};
struct wlr_scene_node_state {
@ -67,6 +68,13 @@ struct wlr_scene_surface {
struct wl_listener surface_destroy;
};
/** A scene-graph node displaying a solid-colored rectangle */
struct wlr_scene_rect {
struct wlr_scene_node node;
int width, height;
float color[4];
};
typedef void (*wlr_scene_node_iterator_func_t)(struct wlr_scene_node *node,
int sx, int sy, void *data);
@ -134,4 +142,20 @@ void wlr_scene_render_output(struct wlr_scene *scene, struct wlr_output *output,
struct wlr_scene_surface *wlr_scene_surface_create(struct wlr_scene_node *parent,
struct wlr_surface *surface);
/**
* 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,
int width, int height, const float color[static 4]);
/**
* Change the width and height of an existing rectangle node.
*/
void wlr_scene_rect_set_size(struct wlr_scene_rect *rect, int width, int height);
/**
* Change the color of an existing rectangle node.
*/
void wlr_scene_rect_set_color(struct wlr_scene_rect *rect, const float color[static 4]);
#endif