[PATCH weston v2 2/3] compositor: introduce weston_surface_geometry_dirty()

Kristian Høgsberg hoegsberg at gmail.com
Mon Mar 18 19:23:41 PDT 2013


On Fri, Mar 08, 2013 at 02:56:49PM +0200, Pekka Paalanen wrote:
> Instead of directly setting the dirty flag on weston_surface geometry,
> use a function for that.
> 
> This allows us to hook into geometry dirtying in a following patch.
> 
> Also add comments to weston_surface fields, whose modification causes
> transform state to become outdated.
> 
> Signed-off-by: Pekka Paalanen <ppaalanen at gmail.com>

Looks good, committed.

Kristian

> ---
>  src/animation.c               |  4 ++--
>  src/compositor.c              | 18 ++++++++++++------
>  src/compositor.h              | 17 ++++++++++-------
>  src/shell.c                   | 24 ++++++++++--------------
>  src/xwayland/window-manager.c |  4 ++--
>  tests/weston-test.c           |  7 ++-----
>  6 files changed, 38 insertions(+), 36 deletions(-)
> 
> diff --git a/src/animation.c b/src/animation.c
> index 9e2ad4e..229946f 100644
> --- a/src/animation.c
> +++ b/src/animation.c
> @@ -116,7 +116,7 @@ weston_surface_animation_destroy(struct weston_surface_animation *animation)
>  	wl_list_remove(&animation->animation.link);
>  	wl_list_remove(&animation->listener.link);
>  	wl_list_remove(&animation->transform.link);
> -	animation->surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(animation->surface);
>  	if (animation->done)
>  		animation->done(animation, animation->data);
>  	free(animation);
> @@ -153,7 +153,7 @@ weston_surface_animation_frame(struct weston_animation *base,
>  	if (animation->frame)
>  		animation->frame(animation);
>  
> -	animation->surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(animation->surface);
>  	weston_compositor_schedule_repaint(animation->surface->compositor);
>  }
>  
> diff --git a/src/compositor.c b/src/compositor.c
> index 75ff035..125276e 100644
> --- a/src/compositor.c
> +++ b/src/compositor.c
> @@ -304,7 +304,7 @@ weston_surface_create(struct weston_compositor *compositor)
>  		       &surface->transform.position.link);
>  	weston_matrix_init(&surface->transform.position.matrix);
>  	pixman_region32_init(&surface->transform.boundingbox);
> -	surface->geometry.dirty = 1;
> +	surface->transform.dirty = 1;
>  
>  	surface->pending.buffer_destroy_listener.notify =
>  		surface_handle_pending_buffer_destroy;
> @@ -657,10 +657,10 @@ weston_surface_update_transform_enable(struct weston_surface *surface)
>  WL_EXPORT void
>  weston_surface_update_transform(struct weston_surface *surface)
>  {
> -	if (!surface->geometry.dirty)
> +	if (!surface->transform.dirty)
>  		return;
>  
> -	surface->geometry.dirty = 0;
> +	surface->transform.dirty = 0;
>  
>  	weston_surface_damage_below(surface);
>  
> @@ -685,6 +685,12 @@ weston_surface_update_transform(struct weston_surface *surface)
>  }
>  
>  WL_EXPORT void
> +weston_surface_geometry_dirty(struct weston_surface *surface)
> +{
> +	surface->transform.dirty = 1;
> +}
> +
> +WL_EXPORT void
>  weston_surface_to_global_fixed(struct weston_surface *surface,
>  			       wl_fixed_t sx, wl_fixed_t sy,
>  			       wl_fixed_t *x, wl_fixed_t *y)
> @@ -779,7 +785,7 @@ weston_surface_configure(struct weston_surface *surface,
>  	surface->geometry.y = y;
>  	surface->geometry.width = width;
>  	surface->geometry.height = height;
> -	surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(surface);
>  }
>  
>  WL_EXPORT void
> @@ -788,7 +794,7 @@ weston_surface_set_position(struct weston_surface *surface,
>  {
>  	surface->geometry.x = x;
>  	surface->geometry.y = y;
> -	surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(surface);
>  }
>  
>  WL_EXPORT int
> @@ -1422,7 +1428,7 @@ surface_commit(struct wl_client *client, struct wl_resource *resource)
>  
>  	if (!pixman_region32_equal(&opaque, &surface->opaque)) {
>  		pixman_region32_copy(&surface->opaque, &opaque);
> -		surface->geometry.dirty = 1;
> +		weston_surface_geometry_dirty(surface);
>  	}
>  
>  	pixman_region32_fini(&opaque);
> diff --git a/src/compositor.h b/src/compositor.h
> index 4a0c1e3..bdd4874 100644
> --- a/src/compositor.h
> +++ b/src/compositor.h
> @@ -368,8 +368,8 @@ struct weston_region {
>   * To add a transformation to a surface, create a struct weston_transform, and
>   * add it to the list surface->geometry.transformation_list. Whenever you
>   * change the list, anything under surface->geometry, or anything in the
> - * weston_transforms linked into the list, you must set
> - * surface->geometry.dirty = 1.
> + * weston_transforms linked into the list, you must call
> + * weston_surface_geometry_dirty().
>   *
>   * The order in the list defines the order of transformations. Let the list
>   * contain the transformation matrices M1, ..., Mn as head to tail. The
> @@ -393,17 +393,17 @@ struct weston_surface {
>  	struct weston_compositor *compositor;
>  	pixman_region32_t clip;
>  	pixman_region32_t damage;
> -	pixman_region32_t opaque;
> +	pixman_region32_t opaque;        /* part of geometry, see below */
>  	pixman_region32_t input;
>  	struct wl_list link;
>  	struct wl_list layer_link;
> -	float alpha;
> +	float alpha;                     /* part of geometry, see below */
>  	struct weston_plane *plane;
>  
>  	void *renderer_state;
>  
>  	/* Surface geometry state, mutable.
> -	 * If you change anything, set dirty = 1.
> +	 * If you change anything, call weston_surface_geometry_dirty().
>  	 * That includes the transformations referenced from the list.
>  	 */
>  	struct {
> @@ -412,14 +412,14 @@ struct weston_surface {
>  
>  		/* struct weston_transform */
>  		struct wl_list transformation_list;
> -
> -		int dirty;
>  	} geometry;
>  
>  	/* State derived from geometry state, read-only.
>  	 * This is updated by weston_surface_update_transform().
>  	 */
>  	struct {
> +		int dirty;
> +
>  		pixman_region32_t boundingbox;
>  		pixman_region32_t opaque;
>  
> @@ -498,6 +498,9 @@ void
>  weston_surface_update_transform(struct weston_surface *surface);
>  
>  void
> +weston_surface_geometry_dirty(struct weston_surface *surface);
> +
> +void
>  weston_surface_to_global_fixed(struct weston_surface *surface,
>  			       wl_fixed_t sx, wl_fixed_t sy,
>  			       wl_fixed_t *x, wl_fixed_t *y);
> diff --git a/src/shell.c b/src/shell.c
> index 3da5321..61a5be8 100644
> --- a/src/shell.c
> +++ b/src/shell.c
> @@ -610,7 +610,7 @@ surface_translate(struct weston_surface *surface, double d)
>  	weston_matrix_init(&shsurf->workspace_transform.matrix);
>  	weston_matrix_translate(&shsurf->workspace_transform.matrix,
>  				0.0, d, 0.0);
> -	surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(surface);
>  }
>  
>  static void
> @@ -686,7 +686,7 @@ workspace_deactivate_transforms(struct workspace *ws)
>  			wl_list_remove(&shsurf->workspace_transform.link);
>  			wl_list_init(&shsurf->workspace_transform.link);
>  		}
> -		shsurf->surface->geometry.dirty = 1;
> +		weston_surface_geometry_dirty(surface);
>  	}
>  }
>  
> @@ -1530,7 +1530,7 @@ set_surface_type(struct shell_surface *shsurf)
>  		if (!wl_list_empty(&shsurf->rotation.transform.link)) {
>  			wl_list_remove(&shsurf->rotation.transform.link);
>  			wl_list_init(&shsurf->rotation.transform.link);
> -			shsurf->surface->geometry.dirty = 1;
> +			weston_surface_geometry_dirty(shsurf->surface);
>  			shsurf->saved_rotation_valid = true;
>  		}
>  		break;
> @@ -2479,7 +2479,7 @@ surface_opacity_binding(struct wl_seat *seat, uint32_t time, uint32_t axis,
>  	if (surface->alpha < step)
>  		surface->alpha = step;
>  
> -	surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(surface);
>  	weston_surface_damage(surface);
>  }
>  
> @@ -2573,7 +2573,7 @@ rotate_grab_motion(struct wl_pointer_grab *grab,
>  	r = sqrtf(dx * dx + dy * dy);
>  
>  	wl_list_remove(&shsurf->rotation.transform.link);
> -	shsurf->surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(shsurf->surface);
>  
>  	if (r > 20.0f) {
>  		struct weston_matrix *matrix =
> @@ -2938,7 +2938,7 @@ show_input_panels(struct wl_listener *listener, void *data)
>  		ws = surface->surface;
>  		wl_list_insert(&shell->input_panel_layer.surface_list,
>  			       &ws->layer_link);
> -		ws->geometry.dirty = 1;
> +		weston_surface_geometry_dirty(ws);
>  		weston_surface_update_transform(ws);
>  		weston_surface_damage(ws);
>  		weston_slide_run(ws, ws->geometry.height, 0, NULL, NULL);
> @@ -3055,7 +3055,7 @@ map(struct desktop_shell *shell, struct weston_surface *surface,
>  
>  	surface->geometry.width = width;
>  	surface->geometry.height = height;
> -	surface->geometry.dirty = 1;
> +	weston_surface_geometry_dirty(surface);
>  
>  	/* initial positioning, see also configure() */
>  	switch (surface_type) {
> @@ -3149,11 +3149,7 @@ configure(struct desktop_shell *shell, struct weston_surface *surface,
>  	if (shsurf)
>  		surface_type = shsurf->type;
>  
> -	surface->geometry.x = x;
> -	surface->geometry.y = y;
> -	surface->geometry.width = width;
> -	surface->geometry.height = height;
> -	surface->geometry.dirty = 1;
> +	weston_surface_configure(surface, x, y, width, height);
>  
>  	switch (surface_type) {
>  	case SHELL_SURFACE_FULLSCREEN:
> @@ -3585,7 +3581,7 @@ switcher_next(struct switcher *switcher)
>  				next = surface;
>  			prev = surface;
>  			surface->alpha = 0.25;
> -			surface->geometry.dirty = 1;
> +			weston_surface_geometry_dirty(surface);
>  			weston_surface_damage(surface);
>  			break;
>  		default:
> @@ -3594,7 +3590,7 @@ switcher_next(struct switcher *switcher)
>  
>  		if (is_black_surface(surface, NULL)) {
>  			surface->alpha = 0.25;
> -			surface->geometry.dirty = 1;
> +			weston_surface_geometry_dirty(surface);
>  			weston_surface_damage(surface);
>  		}
>  	}
> diff --git a/src/xwayland/window-manager.c b/src/xwayland/window-manager.c
> index 9c7638f..8f0a377 100644
> --- a/src/xwayland/window-manager.c
> +++ b/src/xwayland/window-manager.c
> @@ -823,7 +823,7 @@ weston_wm_window_draw_decoration(void *data)
>  					  x - 1, y - 1,
>  					  window->width + 2,
>  					  window->height + 2);
> -		window->surface->geometry.dirty = 1;
> +		weston_surface_geometry_dirty(window->surface);
>  	}
>  
>  	if (window->surface && !window->fullscreen) {
> @@ -847,7 +847,7 @@ weston_wm_window_schedule_repaint(struct weston_wm_window *window)
>  			pixman_region32_fini(&window->surface->pending.opaque);
>  			pixman_region32_init_rect(&window->surface->pending.opaque, 0, 0,
>  						  width, height);
> -			window->surface->geometry.dirty = 1;
> +			weston_surface_geometry_dirty(window->surface);
>  		}
>  		return;
>  	}
> diff --git a/tests/weston-test.c b/tests/weston-test.c
> index b29b64f..4dc2e5c 100644
> --- a/tests/weston-test.c
> +++ b/tests/weston-test.c
> @@ -83,11 +83,8 @@ test_surface_configure(struct weston_surface *surface, int32_t sx, int32_t sy, i
>  		wl_list_insert(&test->layer.surface_list,
>  			       &surface->layer_link);
>  
> -	surface->geometry.x = test_surface->x;
> -	surface->geometry.y = test_surface->y;
> -	surface->geometry.width = width;
> -	surface->geometry.height = height;
> -	surface->geometry.dirty = 1;
> +	weston_surface_configure(surface, test_surface->x, test_surface->y,
> +				 width, height);
>  
>  	if (!weston_surface_is_mapped(surface))
>  		weston_surface_update_transform(surface);
> -- 
> 1.7.12.4
> 


More information about the wayland-devel mailing list