Merge branch 'master' into xwayland-dnd

26 files changed, 427 insertions, 170 deletions

diff --git a/include/backend/drm/drm.h b/include/backend/drm/drm.h
index 26189340..cb10ad20 100644
--- a/include/backend/drm/drm.h
+++ b/include/backend/drm/drm.h
@@ -27,7 +27,6 @@ struct wlr_drm_plane {
 
 	// Only used by cursor
 	float matrix[9];
-	struct wlr_texture *wlr_tex;
 	struct gbm_bo *cursor_bo;
 	bool cursor_enabled;
 	int32_t cursor_hotspot_x, cursor_hotspot_y;
diff --git a/include/backend/x11.h b/include/backend/x11.h
index 840509bf..33c9a427 100644
--- a/include/backend/x11.h
+++ b/include/backend/x11.h
@@ -3,29 +3,40 @@
 
 #include <stdbool.h>
 #include <wayland-server.h>
+#include <wlr/backend/x11.h>
+#include <wlr/interfaces/wlr_input_device.h>
+#include <wlr/interfaces/wlr_output.h>
 #include <wlr/render/egl.h>
 #include <X11/Xlib-xcb.h>
 #include <xcb/xcb.h>
 
+#define XCB_EVENT_RESPONSE_TYPE_MASK 0x7f
+
 struct wlr_x11_backend;
 
 struct wlr_x11_output {
 	struct wlr_output wlr_output;
 	struct wlr_x11_backend *x11;
+	struct wl_list link; // wlr_x11_backend::outputs
 
 	xcb_window_t win;
 	EGLSurface surf;
+
+	struct wl_event_source *frame_timer;
+	int frame_delay;
 };
 
 struct wlr_x11_backend {
 	struct wlr_backend backend;
 	struct wl_display *wl_display;
+	bool started;
 
 	Display *xlib_conn;
 	xcb_connection_t *xcb_conn;
 	xcb_screen_t *screen;
 
-	struct wlr_x11_output output;
+	size_t requested_outputs;
+	struct wl_list outputs; // wlr_x11_output::link
 
 	struct wlr_keyboard keyboard;
 	struct wlr_input_device keyboard_dev;
@@ -36,7 +47,6 @@ struct wlr_x11_backend {
 	struct wlr_egl egl;
 	struct wlr_renderer *renderer;
 	struct wl_event_source *event_source;
-	struct wl_event_source *frame_timer;
 
 	struct {
 		xcb_atom_t wm_protocols;
@@ -48,7 +58,29 @@ struct wlr_x11_backend {
 	// The time we last received an event
 	xcb_timestamp_t time;
 
+	// A blank cursor
+	xcb_cursor_t cursor;
+
+#ifdef WLR_HAS_XCB_XKB
+	bool xkb_supported;
+	uint8_t xkb_base_event;
+	uint8_t xkb_base_error;
+#endif
+
 	struct wl_listener display_destroy;
 };
 
+struct wlr_x11_output *x11_output_from_window_id(struct wlr_x11_backend *x11,
+	xcb_window_t window);
+void x11_output_layout_get_box(struct wlr_x11_backend *backend,
+	struct wlr_box *box);
+
+const struct wlr_input_device_impl input_device_impl;
+
+bool x11_handle_input_event(struct wlr_x11_backend *x11,
+	xcb_generic_event_t *event);
+
+void x11_output_handle_configure_notify(struct wlr_x11_output *output,
+	xcb_configure_notify_event_t *event);
+
 #endif
diff --git a/include/render/gles2.h b/include/render/gles2.h
index 43a8d648..50252027 100644
--- a/include/render/gles2.h
+++ b/include/render/gles2.h
@@ -10,6 +10,7 @@
 #include <string.h>
 #include <wlr/backend.h>
 #include <wlr/render/egl.h>
+#include <wlr/render/gles2.h>
 #include <wlr/render/interface.h>
 #include <wlr/render/wlr_renderer.h>
 #include <wlr/render/wlr_texture.h>
@@ -28,6 +29,7 @@ struct wlr_gles2_renderer {
 	struct wlr_renderer wlr_renderer;
 
 	struct wlr_egl *egl;
+	const char *exts_str;
 
 	struct {
 		GLuint quad;
@@ -38,21 +40,37 @@ struct wlr_gles2_renderer {
 	} shaders;
 };
 
+enum wlr_gles2_texture_type {
+	WLR_GLES2_TEXTURE_GLTEX,
+	WLR_GLES2_TEXTURE_WL_DRM_GL,
+	WLR_GLES2_TEXTURE_WL_DRM_EXT,
+	WLR_GLES2_TEXTURE_DMABUF,
+};
+
 struct wlr_gles2_texture {
 	struct wlr_texture wlr_texture;
 
 	struct wlr_egl *egl;
-	GLuint tex_id;
-	const struct gles2_pixel_format *pixel_format;
+	enum wlr_gles2_texture_type type;
+	int width, height;
+	bool has_alpha;
+	bool inverted_y;
+
+	// Not set if WLR_GLES2_TEXTURE_GLTEX
 	EGLImageKHR image;
-	GLenum target;
+	GLuint image_tex;
+
+	union {
+		GLuint gl_tex;
+		struct wl_resource *wl_drm;
+	};
 };
 
 const struct gles2_pixel_format *gles2_format_from_wl(enum wl_shm_format fmt);
 const enum wl_shm_format *gles2_formats(size_t *len);
 
-struct wlr_texture *gles2_texture_create();
-struct wlr_gles2_texture *gles2_get_texture(struct wlr_texture *wlr_texture);
+struct wlr_gles2_texture *gles2_get_texture_in_context(
+	struct wlr_texture *wlr_texture);
 
 void gles2_push_marker(const char *file, const char *func);
 void gles2_pop_marker(void);
diff --git a/include/rootston/desktop.h b/include/rootston/desktop.h
index 5986c96f..c1dcad56 100644
--- a/include/rootston/desktop.h
+++ b/include/rootston/desktop.h
@@ -1,12 +1,12 @@
 #ifndef ROOTSTON_DESKTOP_H
 #define ROOTSTON_DESKTOP_H
-
 #include <time.h>
 #include <wayland-server.h>
 #include <wlr/config.h>
 #include <wlr/types/wlr_compositor.h>
 #include <wlr/types/wlr_gamma_control.h>
 #include <wlr/types/wlr_idle.h>
+#include <wlr/types/wlr_layer_shell.h>
 #include <wlr/types/wlr_linux_dmabuf.h>
 #include <wlr/types/wlr_list.h>
 #include <wlr/types/wlr_output_layout.h>
@@ -48,12 +48,14 @@ struct roots_desktop {
 	struct wlr_idle *idle;
 	struct wlr_idle_inhibit_manager_v1 *idle_inhibit;
 	struct wlr_linux_dmabuf *linux_dmabuf;
+	struct wlr_layer_shell *layer_shell;
 
 	struct wl_listener new_output;
 	struct wl_listener layout_change;
 	struct wl_listener xdg_shell_v6_surface;
 	struct wl_listener xdg_shell_surface;
 	struct wl_listener wl_shell_surface;
+	struct wl_listener layer_shell_surface;
 	struct wl_listener decoration_new;
 
 #ifdef WLR_HAS_XWAYLAND
@@ -70,8 +72,10 @@ struct roots_desktop *desktop_create(struct roots_server *server,
 void desktop_destroy(struct roots_desktop *desktop);
 struct roots_output *desktop_output_from_wlr_output(
 	struct roots_desktop *desktop, struct wlr_output *output);
-struct roots_view *desktop_view_at(struct roots_desktop *desktop, double lx,
-	double ly, struct wlr_surface **surface, double *sx, double *sy);
+
+struct wlr_surface *desktop_surface_at(struct roots_desktop *desktop,
+		double lx, double ly, double *sx, double *sy,
+		struct roots_view **view);
 
 struct roots_view *view_create(struct roots_desktop *desktop);
 void view_destroy(struct roots_view *view);
@@ -83,10 +87,12 @@ void view_update_size(struct roots_view *view, uint32_t width, uint32_t height);
 void view_initial_focus(struct roots_view *view);
 void view_map(struct roots_view *view, struct wlr_surface *surface);
 void view_unmap(struct roots_view *view);
+void view_arrange_maximized(struct roots_view *view);
 
 void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data);
 void handle_xdg_shell_surface(struct wl_listener *listener, void *data);
 void handle_wl_shell_surface(struct wl_listener *listener, void *data);
+void handle_layer_shell_surface(struct wl_listener *listener, void *data);
 void handle_xwayland_surface(struct wl_listener *listener, void *data);
 
 #endif
diff --git a/include/rootston/layers.h b/include/rootston/layers.h
new file mode 100644
index 00000000..0e5164bb
--- /dev/null
+++ b/include/rootston/layers.h
@@ -0,0 +1,25 @@
+#ifndef ROOTSTON_LAYERS_H
+#define ROOTSTON_LAYERS_H
+#include <stdbool.h>
+#include <wlr/types/wlr_box.h>
+#include <wlr/types/wlr_surface.h>
+#include <wlr/types/wlr_layer_shell.h>
+
+struct roots_layer_surface {
+	struct wlr_layer_surface *layer_surface;
+	struct wl_list link;
+
+	struct wl_listener destroy;
+	struct wl_listener map;
+	struct wl_listener unmap;
+	struct wl_listener surface_commit;
+	struct wl_listener output_destroy;
+
+	bool configured;
+	struct wlr_box geo;
+};
+
+struct roots_output;
+void arrange_layers(struct roots_output *output);
+
+#endif
diff --git a/include/rootston/output.h b/include/rootston/output.h
index a852a204..f78ee81d 100644
--- a/include/rootston/output.h
+++ b/include/rootston/output.h
@@ -1,9 +1,9 @@
 #ifndef ROOTSTON_OUTPUT_H
 #define ROOTSTON_OUTPUT_H
-
 #include <pixman.h>
 #include <time.h>
 #include <wayland-server.h>
+#include <wlr/types/wlr_box.h>
 #include <wlr/types/wlr_output_damage.h>
 
 struct roots_desktop;
@@ -14,11 +14,16 @@ struct roots_output {
 	struct wl_list link; // roots_desktop:outputs
 
 	struct roots_view *fullscreen_view;
+	struct wl_list layers[4]; // layer_surface::link
 
 	struct timespec last_frame;
 	struct wlr_output_damage *damage;
 
+	struct wlr_box usable_area;
+
 	struct wl_listener destroy;
+	struct wl_listener mode;
+	struct wl_listener transform;
 	struct wl_listener damage_frame;
 	struct wl_listener damage_destroy;
 };
@@ -35,5 +40,9 @@ void output_damage_from_view(struct roots_output *output,
 	struct roots_view *view);
 void output_damage_whole_drag_icon(struct roots_output *output,
 	struct roots_drag_icon *icon);
+void output_damage_from_local_surface(struct roots_output *output,
+	struct wlr_surface *surface, double ox, double oy, float rotation);
+void output_damage_whole_local_surface(struct roots_output *output,
+	struct wlr_surface *surface, double ox, double oy, float rotation);
 
 #endif
diff --git a/include/rootston/view.h b/include/rootston/view.h
index 775f3d11..4e3859d5 100644
--- a/include/rootston/view.h
+++ b/include/rootston/view.h
@@ -1,6 +1,5 @@
 #ifndef ROOTSTON_VIEW_H
 #define ROOTSTON_VIEW_H
-
 #include <stdbool.h>
 #include <wlr/config.h>
 #include <wlr/types/wlr_box.h>
@@ -65,8 +64,8 @@ struct roots_xwayland_surface {
 	struct wl_listener request_resize;
 	struct wl_listener request_maximize;
 	struct wl_listener request_fullscreen;
-	struct wl_listener map_notify;
-	struct wl_listener unmap_notify;
+	struct wl_listener map;
+	struct wl_listener unmap;
 
 	struct wl_listener surface_commit;
 };
@@ -177,6 +176,8 @@ struct roots_xdg_popup_v6 {
 	struct roots_view_child view_child;
 	struct wlr_xdg_popup_v6 *wlr_popup;
 	struct wl_listener destroy;
+	struct wl_listener map;
+	struct wl_listener unmap;
 	struct wl_listener new_popup;
 };
 
@@ -184,6 +185,8 @@ struct roots_xdg_popup {
 	struct roots_view_child view_child;
 	struct wlr_xdg_popup *wlr_popup;
 	struct wl_listener destroy;
+	struct wl_listener map;
+	struct wl_listener unmap;
 	struct wl_listener new_popup;
 };
 
diff --git a/include/wlr/backend/x11.h b/include/wlr/backend/x11.h
index b22d7f68..7bc1f891 100644
--- a/include/wlr/backend/x11.h
+++ b/include/wlr/backend/x11.h
@@ -9,6 +9,7 @@
 
 struct wlr_backend *wlr_x11_backend_create(struct wl_display *display,
 	const char *x11_display);
+struct wlr_output *wlr_x11_output_create(struct wlr_backend *backend);
 
 bool wlr_backend_is_x11(struct wlr_backend *backend);
 bool wlr_input_device_is_x11(struct wlr_input_device *device);
diff --git a/include/wlr/render/egl.h b/include/wlr/render/egl.h
index aa429e8e..51f63b20 100644
--- a/include/wlr/render/egl.h
+++ b/include/wlr/render/egl.h
@@ -13,14 +13,14 @@ struct wlr_egl {
 	EGLConfig config;
 	EGLContext context;
 
-	const char *egl_exts_str;
-	const char *gl_exts_str;
+	const char *exts_str;
 
 	struct {
 		bool buffer_age;
 		bool swap_buffers_with_damage;
 		bool dmabuf_import;
 		bool dmabuf_import_modifiers;
+		bool bind_wayland_display;
 	} egl_exts;
 
 	struct wl_display *wl_display;
@@ -28,55 +28,51 @@ struct wlr_egl {
 
 // TODO: Allocate and return a wlr_egl
 /**
- *  Initializes an egl context for the given platform and remote display.
+ * Initializes an EGL context for the given platform and remote display.
  * Will attempt to load all possibly required api functions.
  */
 bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
 	EGLint *config_attribs, EGLint visual_id);
 
 /**
- * Frees all related egl resources, makes the context not-current and
+ * Frees all related EGL resources, makes the context not-current and
  * unbinds a bound wayland display.
  */
 void wlr_egl_finish(struct wlr_egl *egl);
 
 /**
- * Binds the given display to the egl instance.
- * This will allow clients to create egl surfaces from wayland ones and render to it.
+ * Binds the given display to the EGL instance.
+ * This will allow clients to create EGL surfaces from wayland ones and render
+ * to it.
  */
 bool wlr_egl_bind_display(struct wlr_egl *egl, struct wl_display *local_display);
 
 /**
- * Refer to the eglQueryWaylandBufferWL extension function.
- */
-bool wlr_egl_query_buffer(struct wlr_egl *egl, struct wl_resource *buf,
-	EGLint attrib, EGLint *value);
-
-/**
  * Returns a surface for the given native window
  * The window must match the remote display the wlr_egl was created with.
  */
 EGLSurface wlr_egl_create_surface(struct wlr_egl *egl, void *window);
 
 /**
- * Creates an egl image from the given client buffer and attributes.
+ * Creates an EGL image from the given wl_drm buffer resource.
  */
-EGLImageKHR wlr_egl_create_image(struct wlr_egl *egl,
-		EGLenum target, EGLClientBuffer buffer, const EGLint *attribs);
+EGLImageKHR wlr_egl_create_image_from_wl_drm(struct wlr_egl *egl,
+	struct wl_resource *data, EGLint *fmt, int *width, int *height,
+	bool *inverted_y);
 
 /**
- * Creates an egl image from the given dmabuf attributes. Check usability
+ * Creates an EGL image from the given dmabuf attributes. Check usability
  * of the dmabuf with wlr_egl_check_import_dmabuf once first.
  */
 EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
-		struct wlr_dmabuf_buffer_attribs *attributes);
+	struct wlr_dmabuf_buffer_attribs *attributes);
 
 /**
  * Try to import the given dmabuf. On success return true false otherwise.
  * If this succeeds the dmabuf can be used for rendering on a texture
  */
 bool wlr_egl_check_import_dmabuf(struct wlr_egl *egl,
-		struct wlr_dmabuf_buffer *dmabuf);
+	struct wlr_dmabuf_buffer *dmabuf);
 
 /**
  * Get the available dmabuf formats
@@ -90,13 +86,15 @@ int wlr_egl_get_dmabuf_modifiers(struct wlr_egl *egl, int format,
 		uint64_t **modifiers);
 
 /**
- * Destroys an egl image created with the given wlr_egl.
+ * Destroys an EGL image created with the given wlr_egl.
  */
 bool wlr_egl_destroy_image(struct wlr_egl *egl, EGLImageKHR image);
 
 bool wlr_egl_make_current(struct wlr_egl *egl, EGLSurface surface,
 	int *buffer_age);
 
+bool wlr_egl_is_current(struct wlr_egl *egl);
+
 bool wlr_egl_swap_buffers(struct wlr_egl *egl, EGLSurface surface,
 	pixman_region32_t *damage);
 
diff --git a/include/wlr/render/gles2.h b/include/wlr/render/gles2.h
index b3b43ab2..65bb36c1 100644
--- a/include/wlr/render/gles2.h
+++ b/include/wlr/render/gles2.h
@@ -5,6 +5,15 @@
 #include <wlr/render/wlr_renderer.h>
 
 struct wlr_egl;
-struct wlr_renderer *wlr_gles2_renderer_create(struct wlr_backend *backend);
+
+struct wlr_renderer *wlr_gles2_renderer_create(struct wlr_egl *egl);
+
+struct wlr_texture *wlr_gles2_texture_from_pixels(struct wlr_egl *egl,
+	enum wl_shm_format wl_fmt, uint32_t stride, uint32_t width, uint32_t height,
+	const void *data);
+struct wlr_texture *wlr_gles2_texture_from_wl_drm(struct wlr_egl *egl,
+	struct wl_resource *data);
+struct wlr_texture *wlr_gles2_texture_from_dmabuf(struct wlr_egl *egl,
+	struct wlr_dmabuf_buffer_attribs *attribs);
 
 #endif
diff --git a/include/wlr/render/interface.h b/include/wlr/render/interface.h
index d4cd35f8..597e4b39 100644
--- a/include/wlr/render/interface.h
+++ b/include/wlr/render/interface.h
@@ -23,7 +23,6 @@ struct wlr_renderer_impl {
 	void (*end)(struct wlr_renderer *renderer);
 	void (*clear)(struct wlr_renderer *renderer, const float color[static 4]);
 	void (*scissor)(struct wlr_renderer *renderer, struct wlr_box *box);
-	struct wlr_texture *(*texture_create)(struct wlr_renderer *renderer);
 	bool (*render_texture_with_matrix)(struct wlr_renderer *renderer,
 		struct wlr_texture *texture, const float matrix[static 9],
 		float alpha);
@@ -33,45 +32,39 @@ struct wlr_renderer_impl {
 		const float color[static 4], const float matrix[static 9]);
 	const enum wl_shm_format *(*formats)(
 		struct wlr_renderer *renderer, size_t *len);
-	bool (*buffer_is_drm)(struct wlr_renderer *renderer,
-		struct wl_resource *buffer);
+	bool (*resource_is_wl_drm_buffer)(struct wlr_renderer *renderer,
+		struct wl_resource *resource);
+	void (*wl_drm_buffer_get_size)(struct wlr_renderer *renderer,
+		struct wl_resource *buffer, int *width, int *height);
 	bool (*read_pixels)(struct wlr_renderer *renderer, enum wl_shm_format fmt,
 		uint32_t stride, uint32_t width, uint32_t height,
 		uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y,
 		void *data);
 	bool (*format_supported)(struct wlr_renderer *renderer,
 		enum wl_shm_format fmt);
+	struct wlr_texture *(*texture_from_pixels)(struct wlr_renderer *renderer,
+		enum wl_shm_format fmt, uint32_t stride, uint32_t width,
+		uint32_t height, const void *data);
+	struct wlr_texture *(*texture_from_wl_drm)(struct wlr_renderer *renderer,
+		struct wl_resource *data);
+	struct wlr_texture *(*texture_from_dmabuf)(struct wlr_renderer *renderer,
+		struct wlr_dmabuf_buffer_attribs *attribs);
 	void (*destroy)(struct wlr_renderer *renderer);
 };
 
 void wlr_renderer_init(struct wlr_renderer *renderer,
-		const struct wlr_renderer_impl *impl);
+	const struct wlr_renderer_impl *impl);
 
 struct wlr_texture_impl {
-	bool (*upload_pixels)(struct wlr_texture *texture,
-		enum wl_shm_format format, int stride, int width, int height,
-		const unsigned char *pixels);
-	bool (*update_pixels)(struct wlr_texture *texture,
-		enum wl_shm_format format, int stride, int x, int y,
-		int width, int height, const unsigned char *pixels);
-	bool (*upload_shm)(struct wlr_texture *texture, uint32_t format,
-		struct wl_shm_buffer *shm);
-	bool (*update_shm)(struct wlr_texture *texture, uint32_t format,
-		int x, int y, int width, int height, struct wl_shm_buffer *shm);
-	bool (*upload_drm)(struct wlr_texture *texture,
-		struct wl_resource *drm_buf);
-	bool (*upload_eglimage)(struct wlr_texture *texture, EGLImageKHR image,
-		uint32_t width, uint32_t height);
-	bool (*upload_dmabuf)(struct wlr_texture *texture,
-		struct wl_resource *dmabuf_resource);
-	void (*get_buffer_size)(struct wlr_texture *texture,
-		struct wl_resource *resource, int *width, int *height);
+	void (*get_size)(struct wlr_texture *texture, int *width, int *height);
+	bool (*write_pixels)(struct wlr_texture *texture,
+		enum wl_shm_format wl_fmt, uint32_t stride, uint32_t width,
+		uint32_t height, uint32_t src_x, uint32_t src_y, uint32_t dst_x,
+		uint32_t dst_y, const void *data);
 	void (*destroy)(struct wlr_texture *texture);
 };
 
 void wlr_texture_init(struct wlr_texture *texture,
 	const struct wlr_texture_impl *impl);
-void wlr_texture_get_buffer_size(struct wlr_texture *texture,
-	struct wl_resource *resource, int *width, int *height);
 
 #endif
diff --git a/include/wlr/render/wlr_renderer.h b/include/wlr/render/wlr_renderer.h
index 5c78089e..65fc7b19 100644
--- a/include/wlr/render/wlr_renderer.h
+++ b/include/wlr/render/wlr_renderer.h
@@ -1,8 +1,6 @@
 #ifndef WLR_RENDER_WLR_RENDERER_H
 #define WLR_RENDER_WLR_RENDERER_H
 
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
 #include <stdint.h>
 #include <wayland-server-protocol.h>
 #include <wlr/render/wlr_texture.h>
@@ -22,10 +20,6 @@ void wlr_renderer_clear(struct wlr_renderer *r, const float color[static 4]);
  */
 void wlr_renderer_scissor(struct wlr_renderer *r, struct wlr_box *box);
 /**
- * Requests a texture handle from this renderer.
- */
-struct wlr_texture *wlr_render_texture_create(struct wlr_renderer *r);
-/**
  * Renders the requested texture.
  */
 bool wlr_render_texture(struct wlr_renderer *r, struct wlr_texture *texture,
@@ -61,11 +55,16 @@ void wlr_render_ellipse_with_matrix(struct wlr_renderer *r,
 const enum wl_shm_format *wlr_renderer_get_formats(struct wlr_renderer *r,
 	size_t *len);
 /**
- * Returns true if this wl_buffer is a DRM buffer.
+ * Returns true if this wl_buffer is a wl_drm buffer.
  */
-bool wlr_renderer_buffer_is_drm(struct wlr_renderer *renderer,
+bool wlr_renderer_resource_is_wl_drm_buffer(struct wlr_renderer *renderer,
 	struct wl_resource *buffer);
 /**
+ * Gets the width and height of a wl_drm buffer.
+ */
+void wlr_renderer_wl_drm_buffer_get_size(struct wlr_renderer *renderer,
+	struct wl_resource *buffer, int *width, int *height);
+/**
  * Reads out of pixels of the currently bound surface into data. `stride` is in
  * bytes.
  */
diff --git a/include/wlr/render/wlr_texture.h b/include/wlr/render/wlr_texture.h
index 095097e6..239fc51b 100644
--- a/include/wlr/render/wlr_texture.h
+++ b/include/wlr/render/wlr_texture.h
@@ -5,62 +5,49 @@
 #include <EGL/eglext.h>
 #include <stdint.h>
 #include <wayland-server-protocol.h>
+#include <wlr/types/wlr_linux_dmabuf.h>
 
+struct wlr_renderer;
 struct wlr_texture_impl;
 
 struct wlr_texture {
 	const struct wlr_texture_impl *impl;
-
-	bool valid;
-	uint32_t format;
-	int width, height;
-	bool inverted_y;
-	struct wl_signal destroy_signal;
-	struct wl_resource *resource;
 };
 
 /**
- * Copies pixels to this texture. The buffer is not accessed after this function
- * returns.
+ * Create a new texture from raw pixel data. `stride` is in bytes. The returned
+ * texture is mutable.
  */
-bool wlr_texture_upload_pixels(struct wlr_texture *tex,
-	enum wl_shm_format format, int stride, int width, int height,
-	const unsigned char *pixels);
+struct wlr_texture *wlr_texture_from_pixels(struct wlr_renderer *renderer,
+	enum wl_shm_format wl_fmt, uint32_t stride, uint32_t width, uint32_t height,
+	const void *data);
+
 /**
- * Copies pixels to this texture. The buffer is not accessed after this function
- * returns. Under some circumstances, this function may re-upload the entire
- * buffer - therefore, the entire buffer must be valid.
+ * Create a new texture from a wl_drm resource. The returned texture is
+ * immutable.
  */
-bool wlr_texture_update_pixels(struct wlr_texture *surf,
-	enum wl_shm_format format, int stride, int x, int y,
-	int width, int height, const unsigned char *pixels);
+struct wlr_texture *wlr_texture_from_wl_drm(struct wlr_renderer *renderer,
+	struct wl_resource *data);
+
 /**
- * Copies pixels from a wl_shm_buffer into this texture. The buffer is not
- * accessed after this function returns.
+ * Create a new texture from a DMA-BUF. The returned texture is immutable.
  */
-bool wlr_texture_upload_shm(struct wlr_texture *tex, uint32_t format,
-	struct wl_shm_buffer *shm);
+struct wlr_texture *wlr_texture_from_dmabuf(struct wlr_renderer *renderer,
+	struct wlr_dmabuf_buffer_attribs *attribs);
+
 /**
- * Attaches the contents from the given wl_drm wl_buffer resource onto the
- * texture. The wl_resource is not used after this call.
- * Will fail (return false) if the given resource is no drm buffer.
+ * Get the texture width and height.
  */
-bool wlr_texture_upload_drm(struct wlr_texture *tex,
-	struct wl_resource *drm_buffer);
-
-bool wlr_texture_upload_eglimage(struct wlr_texture *tex,
-	EGLImageKHR image, uint32_t width, uint32_t height);
+void wlr_texture_get_size(struct wlr_texture *texture, int *width, int *height);
 
-bool wlr_texture_upload_dmabuf(struct wlr_texture *tex,
-	struct wl_resource *dmabuf_resource);
 /**
- * Copies a rectangle of pixels from a wl_shm_buffer onto the texture. The
- * buffer is not accessed after this function returns. Under some circumstances,
- * this function may re-upload the entire buffer - therefore, the entire buffer
- * must be valid.
+ * Update a texture with raw pixels. The texture must be mutable.
  */
-bool wlr_texture_update_shm(struct wlr_texture *surf, uint32_t format,
-	int x, int y, int width, int height, struct wl_shm_buffer *shm);
+bool wlr_texture_write_pixels(struct wlr_texture *texture,
+	enum wl_shm_format wl_fmt, uint32_t stride, uint32_t width, uint32_t height,
+	uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y,
+	const void *data);
+
 /**
  * Destroys this wlr_texture.
  */
diff --git a/include/wlr/types/wlr_cursor.h b/include/wlr/types/wlr_cursor.h
index 70dca9f7..0883f3ca 100644
--- a/include/wlr/types/wlr_cursor.h
+++ b/include/wlr/types/wlr_cursor.h
@@ -73,7 +73,7 @@ bool wlr_cursor_warp(struct wlr_cursor *cur, struct wlr_input_device *dev,
 	double x, double y);
 
 void wlr_cursor_warp_absolute(struct wlr_cursor *cur,
-	struct wlr_input_device *dev, double x_mm, double y_mm);
+	struct wlr_input_device *dev, double x, double y);
 
 /**
  * Move the cursor in the direction of the given x and y coordinates.
@@ -155,7 +155,7 @@ void wlr_cursor_map_input_to_region(struct wlr_cursor *cur,
  * Convert absolute coordinates to layout coordinates for the device.
  */
 bool wlr_cursor_absolute_to_layout_coords(struct wlr_cursor *cur,
-		struct wlr_input_device *device, double x_mm, double y_mm,
-		double width_mm, double height_mm, double *lx, double *ly);
+		struct wlr_input_device *device, double x, double y,
+		double *lx, double *ly);
 
 #endif
diff --git a/include/wlr/types/wlr_input_device.h b/include/wlr/types/wlr_input_device.h
index 6d8e3631..d65172c1 100644
--- a/include/wlr/types/wlr_input_device.h
+++ b/include/wlr/types/wlr_input_device.h
@@ -29,6 +29,8 @@ struct wlr_input_device {
 	enum wlr_input_device_type type;
 	int vendor, product;
 	char *name;
+	// Or 0 if not applicable to this device
+	double width_mm, height_mm;
 
 	/* wlr_input_device.type determines which of these is valid */
 	union {
diff --git a/include/wlr/types/wlr_layer_shell.h b/include/wlr/types/wlr_layer_shell.h
new file mode 100644
index 00000000..8d093ada
--- /dev/null
+++ b/include/wlr/types/wlr_layer_shell.h
@@ -0,0 +1,102 @@
+#ifndef WLR_TYPES_WLR_LAYER_SHELL_H
+#define WLR_TYPES_WLR_LAYER_SHELL_H
+#include <stdbool.h>
+#include <stdint.h>
+#include <wayland-server.h>
+#include <wlr/types/wlr_box.h>
+#include <wlr/types/wlr_surface.h>
+#include "wlr-layer-shell-unstable-v1-protocol.h"
+
+/**
+ * wlr_layer_shell allows clients to arrange themselves in "layers" on the
+ * desktop in accordance with the wlr-layer-shell protocol. When a client is
+ * added, the new_surface signal will be raised and passed a reference to our
+ * wlr_layer_surface. At this time, the client will have configured the surface
+ * as it desires, including information like desired anchors and margins. The
+ * compositor should use this information to decide how to arrange the layer
+ * on-screen, then determine the dimensions of the layer and call
+ * wlr_layer_surface_configure. The client will then attach a buffer and commit
+ * the surface, at which point the wlr_layer_surface map signal is raised and
+ * the compositor should begin rendering the surface.
+ */
+struct wlr_layer_shell {
+	struct wl_global *wl_global;
+	struct wl_list client_resources; // wl_resource
+	struct wl_list surfaces; // wl_layer_surface
+
+	struct wl_listener display_destroy;
+
+	struct {
+		struct wl_signal new_surface;
+	} events;
+
+	void *data;
+};
+
+struct wlr_layer_surface_state {
+	uint32_t anchor;
+	int32_t exclusive_zone;
+	struct {
+		uint32_t top, right, bottom, left;
+	} margin;
+	bool keyboard_interactive;
+	uint32_t desired_width, desired_height;
+	uint32_t actual_width, actual_height;
+};
+
+struct wlr_layer_surface_configure {
+	struct wl_list link; // wlr_layer_surface::configure_list
+	uint32_t serial;
+	struct wlr_layer_surface_state state;
+};
+
+struct wlr_layer_surface {
+	struct wl_list link; // wlr_layer_shell::surfaces
+	struct wlr_surface *surface;
+	struct wlr_output *output;
+	struct wl_resource *resource;
+	struct wlr_layer_shell *shell;
+
+	const char *namespace;
+	enum zwlr_layer_shell_v1_layer layer;
+
+	bool added, configured, mapped, closed;
+	uint32_t configure_serial;
+	struct wl_event_source *configure_idle;
+	uint32_t configure_next_serial;
+	struct wl_list configure_list;
+
+	struct wlr_layer_surface_configure *acked_configure;
+
+	struct wlr_layer_surface_state client_pending;
+	struct wlr_layer_surface_state server_pending;
+	struct wlr_layer_surface_state current;
+
+	struct wl_listener surface_destroy_listener;
+
+	struct {
+		struct wl_signal destroy;
+		struct wl_signal map;
+		struct wl_signal unmap;
+	} events;
+
+	void *data;
+};
+
+struct wlr_layer_shell *wlr_layer_shell_create(struct wl_display *display);
+void wlr_layer_shell_destroy(struct wlr_layer_shell *layer_shell);
+
+/**
+ * Notifies the layer surface to configure itself with this width/height. The
+ * layer_surface will signal its map event when the surface is ready to assume
+ * this size.
+ */
+void wlr_layer_surface_configure(struct wlr_layer_surface *surface,
+		uint32_t width, uint32_t height);
+
+/**
+ * Unmaps this layer surface and notifies the client that it has been closed.
+ */
+void wlr_layer_surface_close(struct wlr_layer_surface *surface);
+
+#endif
diff --git a/include/wlr/types/wlr_linux_dmabuf.h b/include/wlr/types/wlr_linux_dmabuf.h
index 9d71e598..c06d8a87 100644
--- a/include/wlr/types/wlr_linux_dmabuf.h
+++ b/include/wlr/types/wlr_linux_dmabuf.h
@@ -11,6 +11,12 @@
 #define DRM_FORMAT_MOD_INVALID ((1ULL<<56) - 1)
 #endif
 
+enum {
+	WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_Y_INVERT = 1,
+	WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_INTERLACED = 2,
+	WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_BOTTOM_FIRST = 4,
+};
+
 struct wlr_dmabuf_buffer_attribs {
 	/* set via params_add */
 	int n_planes;
@@ -22,7 +28,7 @@ struct wlr_dmabuf_buffer_attribs {
 	int32_t width;
 	int32_t height;
 	uint32_t format;
-	uint32_t flags; /* enum zlinux_buffer_params_flags */
+	uint32_t flags;
 };
 
 struct wlr_dmabuf_buffer {
@@ -52,11 +58,6 @@ struct wlr_dmabuf_buffer *wlr_dmabuf_buffer_from_buffer_resource(
 struct wlr_dmabuf_buffer *wlr_dmabuf_buffer_from_params_resource(
 	struct wl_resource *params_resource);
 
-/**
- * Returns true if the given dmabuf has y-axis inverted, false otherwise
- */
-bool wlr_dmabuf_buffer_has_inverted_y(struct wlr_dmabuf_buffer *dmabuf);
-
 /* the protocol interface */
 struct wlr_linux_dmabuf {
 	struct wl_global *wl_global;
diff --git a/include/wlr/types/wlr_output_damage.h b/include/wlr/types/wlr_output_damage.h
index 6682f942..beba2f6c 100644
--- a/include/wlr/types/wlr_output_damage.h
+++ b/include/wlr/types/wlr_output_damage.h
@@ -3,6 +3,7 @@
 
 #include <pixman.h>
 #include <time.h>
+#include <wlr/types/wlr_box.h>
 #include <wlr/types/wlr_output.h>
 
 /**
diff --git a/include/wlr/types/wlr_output_layout.h b/include/wlr/types/wlr_output_layout.h
index 4d10720e..3c150fc0 100644
--- a/include/wlr/types/wlr_output_layout.h
+++ b/include/wlr/types/wlr_output_layout.h
@@ -40,41 +40,42 @@ struct wlr_output_layout_output *wlr_output_layout_get(
 		struct wlr_output_layout *layout, struct wlr_output *reference);
 
 struct wlr_output *wlr_output_layout_output_at(struct wlr_output_layout *layout,
-		double x, double y);
+		double lx, double ly);
 
 void wlr_output_layout_add(struct wlr_output_layout *layout,
-		struct wlr_output *output, int x, int y);
+		struct wlr_output *output, int lx, int ly);
 
 void wlr_output_layout_move(struct wlr_output_layout *layout,
-		struct wlr_output *output, int x, int y);
+		struct wlr_output *output, int lx, int ly);
 
 void wlr_output_layout_remove(struct wlr_output_layout *layout,
 		struct wlr_output *output);
 
 /**
- * Given x and y as pointers to global coordinates, adjusts them to local output
+ * Given x and y in layout coordinates, adjusts them to local output
  * coordinates relative to the given reference output.
  */
 void wlr_output_layout_output_coords(struct wlr_output_layout *layout,
-		struct wlr_output *reference, double *x, double *y);
+		struct wlr_output *reference, double *lx, double *ly);
 
 bool wlr_output_layout_contains_point(struct wlr_output_layout *layout,
-		struct wlr_output *reference, int x, int y);
+		struct wlr_output *reference, int lx, int ly);
 
 bool wlr_output_layout_intersects(struct wlr_output_layout *layout,
-		struct wlr_output *reference, const struct wlr_box *target_box);
+		struct wlr_output *reference, const struct wlr_box *target_lbox);
 
 /**
  * Get the closest point on this layout from the given point from the reference
  * output. If reference is NULL, gets the closest point from the entire layout.
  */
 void wlr_output_layout_closest_point(struct wlr_output_layout *layout,
-		struct wlr_output *reference, double x, double y, double *dest_x,
-		double *dest_y);
+		struct wlr_output *reference, double lx, double ly, double *dest_lx,
+		double *dest_ly);
 
 /**
- * Get the box of the layout for the given reference output. If `reference`
- * is NULL, the box will be for the extents of the entire layout.
+ * Get the box of the layout for the given reference output in layout
+ * coordinates. If `reference` is NULL, the box will be for the extents of the
+ * entire layout.
  */
 struct wlr_box *wlr_output_layout_get_box(
 		struct wlr_output_layout *layout, struct wlr_output *reference);
@@ -109,6 +110,6 @@ enum wlr_direction {
  */
 struct wlr_output *wlr_output_layout_adjacent_output(
 		struct wlr_output_layout *layout, enum wlr_direction direction,
-		struct wlr_output *reference, double ref_x, double ref_y);
+		struct wlr_output *reference, double ref_lx, double ref_ly);
 
 #endif
diff --git a/include/wlr/types/wlr_pointer.h b/include/wlr/types/wlr_pointer.h
index e7ac9b46..a8969b9e 100644
--- a/include/wlr/types/wlr_pointer.h
+++ b/include/wlr/types/wlr_pointer.h
@@ -29,8 +29,8 @@ struct wlr_event_pointer_motion {
 struct wlr_event_pointer_motion_absolute {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 };
 
 struct wlr_event_pointer_button {
diff --git a/include/wlr/types/wlr_surface.h b/include/wlr/types/wlr_surface.h
index 5c5b012f..4d03df73 100644
--- a/include/wlr/types/wlr_surface.h
+++ b/include/wlr/types/wlr_surface.h
@@ -134,6 +134,9 @@ struct wlr_surface *wlr_surface_get_main_surface(struct wlr_surface *surface);
 struct wlr_subsurface *wlr_surface_subsurface_at(struct wlr_surface *surface,
 		double sx, double sy, double *sub_x, double *sub_y);
 
+bool wlr_surface_point_accepts_input(
+		struct wlr_surface *surface, double sx, double sy);
+
 void wlr_surface_send_enter(struct wlr_surface *surface,
 		struct wlr_output *output);
 
diff --git a/include/wlr/types/wlr_tablet_tool.h b/include/wlr/types/wlr_tablet_tool.h
index 59e49ef8..22bf2649 100644
--- a/include/wlr/types/wlr_tablet_tool.h
+++ b/include/wlr/types/wlr_tablet_tool.h
@@ -36,8 +36,8 @@ struct wlr_event_tablet_tool_axis {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
 	uint32_t updated_axes;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 	double pressure;
 	double distance;
 	double tilt_x, tilt_y;
@@ -54,8 +54,8 @@ enum wlr_tablet_tool_proximity_state {
 struct wlr_event_tablet_tool_proximity {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 	enum wlr_tablet_tool_proximity_state state;
 };
 
@@ -67,8 +67,8 @@ enum wlr_tablet_tool_tip_state {
 struct wlr_event_tablet_tool_tip {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 	enum wlr_tablet_tool_tip_state state;
 };
 
diff --git a/include/wlr/types/wlr_touch.h b/include/wlr/types/wlr_touch.h
index 8ea293eb..70070f84 100644
--- a/include/wlr/types/wlr_touch.h
+++ b/include/wlr/types/wlr_touch.h
@@ -23,8 +23,8 @@ struct wlr_event_touch_down {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
 	int32_t touch_id;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 };
 
 struct wlr_event_touch_up {
@@ -37,8 +37,8 @@ struct wlr_event_touch_motion {
 	struct wlr_input_device *device;
 	uint32_t time_msec;
 	int32_t touch_id;
-	double x_mm, y_mm;
-	double width_mm, height_mm;
+	// From 0..1
+	double x, y;
 };
 
 struct wlr_event_touch_cancel {
diff --git a/include/wlr/types/wlr_xdg_shell.h b/include/wlr/types/wlr_xdg_shell.h
index fa808b60..9938f4b1 100644
--- a/include/wlr/types/wlr_xdg_shell.h
+++ b/include/wlr/types/wlr_xdg_shell.h
@@ -77,9 +77,22 @@ struct wlr_xdg_toplevel {
 	struct wlr_xdg_surface *base;
 	struct wlr_xdg_surface *parent;
 	bool added;
-	struct wlr_xdg_toplevel_state next; // client protocol requests
-	struct wlr_xdg_toplevel_state pending; // user configure requests
+
+	struct wlr_xdg_toplevel_state client_pending;
+	struct wlr_xdg_toplevel_state server_pending;
 	struct wlr_xdg_toplevel_state current;
+
+	char *title;
+	char *app_id;
+
+	struct {
+		struct wl_signal request_maximize;
+		struct wl_signal request_fullscreen;
+		struct wl_signal request_minimize;
+		struct wl_signal request_move;
+		struct wl_signal request_resize;
+		struct wl_signal request_show_window_menu;
+	} events;
 };
 
 struct wlr_xdg_surface_configure {
@@ -109,9 +122,6 @@ struct wlr_xdg_surface {
 	uint32_t configure_next_serial;
 	struct wl_list configure_list;
 
-	char *title;
-	char *app_id;
-
 	bool has_next_geometry;
 	struct wlr_box next_geometry;
 	struct wlr_box geometry;
@@ -124,13 +134,6 @@ struct wlr_xdg_surface {
 		struct wl_signal new_popup;
 		struct wl_signal map;
 		struct wl_signal unmap;
-
-		struct wl_signal request_maximize;
-		struct wl_signal request_fullscreen;
-		struct wl_signal request_minimize;
-		struct wl_signal request_move;
-		struct wl_signal request_resize;
-		struct wl_signal request_show_window_menu;
 	} events;
 
 	void *data;
diff --git a/include/wlr/types/wlr_xdg_shell_v6.h b/include/wlr/types/wlr_xdg_shell_v6.h
index ae3986ed..d01240eb 100644
--- a/include/wlr/types/wlr_xdg_shell_v6.h
+++ b/include/wlr/types/wlr_xdg_shell_v6.h
@@ -4,6 +4,7 @@
 #include <wayland-server.h>
 #include <wlr/types/wlr_box.h>
 #include <wlr/types/wlr_seat.h>
+#include "xdg-shell-unstable-v6-protocol.h"
 
 struct wlr_xdg_shell_v6 {
 	struct wl_global *wl_global;
@@ -32,6 +33,21 @@ struct wlr_xdg_client_v6 {
 	struct wl_event_source *ping_timer;
 };
 
+struct wlr_xdg_positioner_v6 {
+	struct wlr_box anchor_rect;
+	enum zxdg_positioner_v6_anchor anchor;
+	enum zxdg_positioner_v6_gravity gravity;
+	enum zxdg_positioner_v6_constraint_adjustment constraint_adjustment;
+
+	struct {
+		int32_t width, height;
+	} size;
+
+	struct {
+		int32_t x, y;
+	} offset;
+};
+
 struct wlr_xdg_popup_v6 {
 	struct wlr_xdg_surface_v6 *base;
 	struct wl_list link;
@@ -45,6 +61,8 @@ struct wlr_xdg_popup_v6 {
 	// geometry of the parent surface
 	struct wlr_box geometry;
 
+	struct wlr_xdg_positioner_v6 positioner;
+
 	struct wl_list grab_link; // wlr_xdg_popup_grab_v6::popups
 };
 
@@ -77,9 +95,22 @@ struct wlr_xdg_toplevel_v6 {
 	struct wlr_xdg_surface_v6 *base;
 	struct wlr_xdg_surface_v6 *parent;
 	bool added;
-	struct wlr_xdg_toplevel_v6_state next; // client protocol requests
-	struct wlr_xdg_toplevel_v6_state pending; // user configure requests
+
+	struct wlr_xdg_toplevel_v6_state client_pending;
+	struct wlr_xdg_toplevel_v6_state server_pending;
 	struct wlr_xdg_toplevel_v6_state current;
+
+	char *title;
+	char *app_id;
+
+	struct {
+		struct wl_signal request_maximize;
+		struct wl_signal request_fullscreen;
+		struct wl_signal request_minimize;
+		struct wl_signal request_move;
+		struct wl_signal request_resize;
+		struct wl_signal request_show_window_menu;
+	} events;
 };
 
 struct wlr_xdg_surface_v6_configure {
@@ -109,9 +140,6 @@ struct wlr_xdg_surface_v6 {
 	uint32_t configure_next_serial;
 	struct wl_list configure_list;
 
-	char *title;
-	char *app_id;
-
 	bool has_next_geometry;
 	struct wlr_box next_geometry;
 	struct wlr_box geometry;
@@ -124,13 +152,6 @@ struct wlr_xdg_surface_v6 {
 		struct wl_signal new_popup;
 		struct wl_signal map;
 		struct wl_signal unmap;
-
-		struct wl_signal request_maximize;
-		struct wl_signal request_fullscreen;
-		struct wl_signal request_minimize;
-		struct wl_signal request_move;
-		struct wl_signal request_resize;
-		struct wl_signal request_show_window_menu;
 	} events;
 
 	void *data;
@@ -226,4 +247,46 @@ struct wlr_xdg_surface_v6 *wlr_xdg_surface_v6_popup_at(
 		struct wlr_xdg_surface_v6 *surface, double sx, double sy,
 		double *popup_sx, double *popup_sy);
 
+/**
+ * Get the geometry for this positioner based on the anchor rect, gravity, and
+ * size of this positioner.
+ */
+struct wlr_box wlr_xdg_positioner_v6_get_geometry(
+		struct wlr_xdg_positioner_v6 *positioner);
+
+/**
+ * Get the anchor point for this popup in the toplevel parent's coordinate system.
+ */
+void wlr_xdg_popup_v6_get_anchor_point(struct wlr_xdg_popup_v6 *popup,
+		int *toplevel_sx, int *toplevel_sy);
+
+/**
+ * Convert the given coordinates in the popup coordinate system to the toplevel
+ * surface coordinate system.
+ */
+void wlr_xdg_popup_v6_get_toplevel_coords(struct wlr_xdg_popup_v6 *popup,
+		int popup_sx, int popup_sy, int *toplevel_sx, int *toplevel_sy);
+
+/**
+ * Set the geometry of this popup to unconstrain it according to its
+ * xdg-positioner rules. The box should be in the popup's root toplevel parent
+ * surface coordinate system.
+ */
+void wlr_xdg_popup_v6_unconstrain_from_box(struct wlr_xdg_popup_v6 *popup,
+		struct wlr_box *toplevel_sx_box);
+
+/**
+  Invert the right/left anchor and gravity for this positioner. This can be
+  used to "flip" the positioner around the anchor rect in the x direction.
+ */
+void wlr_positioner_v6_invert_x(
+		struct wlr_xdg_positioner_v6 *positioner);
+
+/**
+  Invert the top/bottom anchor and gravity for this positioner. This can be
+  used to "flip" the positioner around the anchor rect in the y direction.
+ */
+void wlr_positioner_v6_invert_y(
+		struct wlr_xdg_positioner_v6 *positioner);
+
 #endif
diff --git a/include/wlr/xwayland.h b/include/wlr/xwayland.h
index f34860aa..9b9d9cf9 100644
--- a/include/wlr/xwayland.h
+++ b/include/wlr/xwayland.h
@@ -126,8 +126,8 @@ struct wlr_xwayland_surface {
 		struct wl_signal request_maximize;
 		struct wl_signal request_fullscreen;
 
-		struct wl_signal map_notify;
-		struct wl_signal unmap_notify;
+		struct wl_signal map;
+		struct wl_signal unmap;
 		struct wl_signal set_title;
 		struct wl_signal set_class;
 		struct wl_signal set_parent;
@@ -166,21 +166,23 @@ void wlr_xwayland_set_cursor(struct wlr_xwayland *wlr_xwayland,
 	int32_t hotspot_x, int32_t hotspot_y);
 
 void wlr_xwayland_surface_activate(struct wlr_xwayland_surface *surface,
-		bool activated);
+	bool activated);
 
 void wlr_xwayland_surface_configure(struct wlr_xwayland_surface *surface,
-		int16_t x, int16_t y, uint16_t width, uint16_t height);
+	int16_t x, int16_t y, uint16_t width, uint16_t height);
 
 void wlr_xwayland_surface_close(struct wlr_xwayland_surface *surface);
 
 void wlr_xwayland_surface_set_maximized(struct wlr_xwayland_surface *surface,
-		bool maximized);
+	bool maximized);
 
 void wlr_xwayland_surface_set_fullscreen(struct wlr_xwayland_surface *surface,
-		bool fullscreen);
+	bool fullscreen);
 
 void wlr_xwayland_set_seat(struct wlr_xwayland *xwayland,
-		struct wlr_seat *seat);
+	struct wlr_seat *seat);
+
+bool wlr_xwayland_surface_is_unmanaged(
+	const struct wlr_xwayland_surface *surface);
 
-bool wlr_xwayland_surface_is_unmanaged(const struct wlr_xwayland_surface *surface);
 #endif