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				https://gitlab.freedesktop.org/wlroots/wlroots.git
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	rootston: refactor rendering
This implements rootston surface iterators to ease rendering, sending frame/presentation events and accumulating damage.
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					 8 changed files with 339 additions and 349 deletions
				
			
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			@ -29,9 +29,27 @@ struct roots_output {
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	struct wl_listener damage_destroy;
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};
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typedef void (*roots_surface_iterator_func_t)(struct roots_output *output,
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	struct wlr_surface *surface, struct wlr_box *box, float rotation,
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	void *user_data);
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void rotate_child_position(double *sx, double *sy, double sw, double sh,
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	double pw, double ph, float rotation);
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struct roots_input;
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void output_surface_for_each_surface(struct roots_output *output,
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	struct wlr_surface *surface, double ox, double oy,
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	roots_surface_iterator_func_t iterator, void *user_data);
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void output_view_for_each_surface(struct roots_output *output,
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	struct roots_view *view, roots_surface_iterator_func_t iterator,
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	void *user_data);
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void output_drag_icons_for_each_surface(struct roots_output *output,
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	struct roots_input *input, roots_surface_iterator_func_t iterator,
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	void *user_data);
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void output_for_each_surface(struct roots_output *output,
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	roots_surface_iterator_func_t iterator, void *user_data);
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void handle_new_output(struct wl_listener *listener, void *data);
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struct roots_view;
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			@ -45,8 +63,8 @@ void output_damage_from_view(struct roots_output *output,
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void output_damage_whole_drag_icon(struct roots_output *output,
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	struct roots_drag_icon *icon);
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void output_damage_from_local_surface(struct roots_output *output,
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	struct wlr_surface *surface, double ox, double oy, float rotation);
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	struct wlr_surface *surface, double ox, double oy);
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void output_damage_whole_local_surface(struct roots_output *output,
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	struct wlr_surface *surface, double ox, double oy, float rotation);
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	struct wlr_surface *surface, double ox, double oy);
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#endif
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			@ -20,6 +20,8 @@ struct roots_view_interface {
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	void (*maximize)(struct roots_view *view, bool maximized);
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	void (*set_fullscreen)(struct roots_view *view, bool fullscreen);
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	void (*close)(struct roots_view *view);
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	void (*for_each_surface)(struct roots_view *view,
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		wlr_surface_iterator_func_t iterator, void *user_data);
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	void (*destroy)(struct roots_view *view);
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};
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			@ -250,6 +252,8 @@ void view_set_title(struct roots_view *view, const char *title);
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void view_set_app_id(struct roots_view *view, const char *app_id);
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void view_create_foreign_toplevel_handle(struct roots_view *view);
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void view_get_deco_box(const struct roots_view *view, struct wlr_box *box);
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void view_for_each_surface(struct roots_view *view,
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	wlr_surface_iterator_func_t iterator, void *user_data);
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struct roots_wl_shell_surface *roots_wl_shell_surface_from_view(
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	struct roots_view *view);
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			@ -298,12 +298,12 @@ static void handle_surface_commit(struct wl_listener *listener, void *data) {
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		if (memcmp(&old_geo, &layer->geo, sizeof(struct wlr_box)) != 0) {
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			output_damage_whole_local_surface(output, layer_surface->surface,
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					old_geo.x, old_geo.y, 0);
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					old_geo.x, old_geo.y);
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			output_damage_whole_local_surface(output, layer_surface->surface,
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					layer->geo.x, layer->geo.y, 0);
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					layer->geo.x, layer->geo.y);
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		} else {
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			output_damage_from_local_surface(output, layer_surface->surface,
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					layer->geo.x, layer->geo.y, 0);
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					layer->geo.x, layer->geo.y);
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		}
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	}
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}
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			@ -314,7 +314,7 @@ static void unmap(struct wlr_layer_surface_v1 *layer_surface) {
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	if (wlr_output != NULL) {
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		struct roots_output *output = wlr_output->data;
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		output_damage_whole_local_surface(output, layer_surface->surface,
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			layer->geo.x, layer->geo.y, 0);
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			layer->geo.x, layer->geo.y);
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	}
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}
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			@ -342,7 +342,7 @@ static void handle_map(struct wl_listener *listener, void *data) {
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	struct wlr_output *wlr_output = layer_surface->output;
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	struct roots_output *output = wlr_output->data;
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	output_damage_whole_local_surface(output, layer_surface->surface,
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		layer->geo.x, layer->geo.y, 0);
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		layer->geo.x, layer->geo.y);
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	wlr_surface_send_enter(layer_surface->surface, wlr_output);
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}
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			@ -363,7 +363,7 @@ static void popup_handle_map(struct wl_listener *listener, void *data) {
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	int ox = popup->wlr_popup->geometry.x + layer->geo.x;
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	int oy = popup->wlr_popup->geometry.y + layer->geo.y;
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	output_damage_whole_local_surface(output, popup->wlr_popup->base->surface,
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		ox, oy, 0);
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		ox, oy);
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	input_update_cursor_focus(output->desktop->server->input);
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}
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			@ -375,7 +375,7 @@ static void popup_handle_unmap(struct wl_listener *listener, void *data) {
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	int ox = popup->wlr_popup->geometry.x + layer->geo.x;
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	int oy = popup->wlr_popup->geometry.y + layer->geo.y;
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	output_damage_whole_local_surface(output, popup->wlr_popup->base->surface,
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		ox, oy, 0);
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		ox, oy);
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}
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static void popup_handle_commit(struct wl_listener *listener, void *data) {
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			@ -386,7 +386,7 @@ static void popup_handle_commit(struct wl_listener *listener, void *data) {
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	int ox = popup->wlr_popup->geometry.x + layer->geo.x;
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	int oy = popup->wlr_popup->geometry.y + layer->geo.y;
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	output_damage_from_local_surface(output, popup->wlr_popup->base->surface,
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		ox, oy, 0);
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		ox, oy);
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}
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static void popup_handle_destroy(struct wl_listener *listener, void *data) {
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			@ -25,87 +25,118 @@
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 */
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void rotate_child_position(double *sx, double *sy, double sw, double sh,
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		double pw, double ph, float rotation) {
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	if (rotation != 0.0) {
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		// Coordinates relative to the center of the subsurface
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		double ox = *sx - pw/2 + sw/2,
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			oy = *sy - ph/2 + sh/2;
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		// Rotated coordinates
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		double rx = cos(rotation)*ox - sin(rotation)*oy,
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			ry = cos(rotation)*oy + sin(rotation)*ox;
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		*sx = rx + pw/2 - sw/2;
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		*sy = ry + ph/2 - sh/2;
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	if (rotation == 0.0) {
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		return;
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	}
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	// Coordinates relative to the center of the subsurface
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	double ox = *sx - pw/2 + sw/2,
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		oy = *sy - ph/2 + sh/2;
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	// Rotated coordinates
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	double rx = cos(rotation)*ox - sin(rotation)*oy,
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		ry = cos(rotation)*oy + sin(rotation)*ox;
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	*sx = rx + pw/2 - sw/2;
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	*sy = ry + ph/2 - sh/2;
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}
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struct layout_data {
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	double x, y;
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struct surface_iterator_data {
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	roots_surface_iterator_func_t user_iterator;
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	void *user_data;
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	struct roots_output *output;
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	double ox, oy;
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	int width, height;
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	float rotation;
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};
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static void get_layout_position(struct layout_data *data,
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		double *lx, double *ly, const struct wlr_surface *surface,
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		int sx, int sy) {
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	double _sx = sx, _sy = sy;
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	rotate_child_position(&_sx, &_sy, surface->current.width,
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		surface->current.height, data->width, data->height, data->rotation);
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	*lx = data->x + _sx;
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	*ly = data->y + _sy;
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static bool get_surface_box(struct surface_iterator_data *data,
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		struct wlr_surface *surface, int sx, int sy,
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		struct wlr_box *surface_box) {
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	struct roots_output *output = data->output;
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	if (!wlr_surface_has_buffer(surface)) {
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		return false;
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	}
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	int sw = surface->current.width;
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	int sh = surface->current.height;
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	double _sx = sx + surface->sx;
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	double _sy = sy + surface->sy;
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	rotate_child_position(&_sx, &_sy, sw, sh, data->width, data->height,
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		data->rotation);
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	struct wlr_box box = {
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		.x = data->ox + _sx,
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		.y = data->oy + _sy,
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		.width = sw,
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		.height = sh,
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	};
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	if (surface_box != NULL) {
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		*surface_box = box;
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	}
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	struct wlr_box rotated_box;
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	wlr_box_rotated_bounds(&rotated_box, &box, data->rotation);
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	struct wlr_box output_box = {0};
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	wlr_output_effective_resolution(output->wlr_output,
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		&output_box.width, &output_box.height);
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	struct wlr_box intersection;
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	return wlr_box_intersection(&intersection, &output_box, &rotated_box);
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}
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static void surface_for_each_surface(struct wlr_surface *surface,
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		double lx, double ly, float rotation, struct layout_data *layout_data,
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		wlr_surface_iterator_func_t iterator, void *user_data) {
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	layout_data->x = lx;
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	layout_data->y = ly;
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	layout_data->width = surface->current.width;
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	layout_data->height = surface->current.height;
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	layout_data->rotation = rotation;
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static void output_for_each_surface_iterator(struct wlr_surface *surface,
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		int sx, int sy, void *_data) {
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	struct surface_iterator_data *data = _data;
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	wlr_surface_for_each_surface(surface, iterator, user_data);
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}
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static void view_for_each_surface(struct roots_view *view,
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		struct layout_data *layout_data, wlr_surface_iterator_func_t iterator,
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		void *user_data) {
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	if (!view->wlr_surface) {
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	struct wlr_box box;
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	bool intersects = get_surface_box(data, surface, sx, sy, &box);
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	if (!intersects) {
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		return;
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	}
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	layout_data->x = view->box.x;
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	layout_data->y = view->box.y;
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	layout_data->width = view->wlr_surface->current.width;
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	layout_data->height = view->wlr_surface->current.height;
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	layout_data->rotation = view->rotation;
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	switch (view->type) {
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	case ROOTS_XDG_SHELL_V6_VIEW:;
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		struct roots_xdg_surface_v6 *xdg_surface_v6 =
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			roots_xdg_surface_v6_from_view(view);
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		wlr_xdg_surface_v6_for_each_surface(xdg_surface_v6->xdg_surface_v6,
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			iterator, user_data);
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		break;
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	case ROOTS_XDG_SHELL_VIEW:;
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		struct roots_xdg_surface *xdg_surface =
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			roots_xdg_surface_from_view(view);
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		wlr_xdg_surface_for_each_surface(xdg_surface->xdg_surface, iterator,
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			user_data);
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		break;
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	case ROOTS_WL_SHELL_VIEW:;
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		struct roots_wl_shell_surface *wl_shell_surface =
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			roots_wl_shell_surface_from_view(view);
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		wlr_wl_shell_surface_for_each_surface(wl_shell_surface->wl_shell_surface,
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			iterator, user_data);
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		break;
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#if WLR_HAS_XWAYLAND
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	case ROOTS_XWAYLAND_VIEW:
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		wlr_surface_for_each_surface(view->wlr_surface, iterator, user_data);
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		break;
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#endif
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	}
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	data->user_iterator(data->output, surface, &box, data->rotation,
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		data->user_data);
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}
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#if WLR_HAS_XWAYLAND
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void output_surface_for_each_surface(struct roots_output *output,
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		struct wlr_surface *surface, double ox, double oy,
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		roots_surface_iterator_func_t iterator, void *user_data) {
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	struct surface_iterator_data data = {
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		.user_iterator = iterator,
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		.user_data = user_data,
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		.output = output,
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		.ox = ox,
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		.oy = oy,
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		.width = surface->current.width,
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		.height = surface->current.height,
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		.rotation = 0,
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	};
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	wlr_surface_for_each_surface(surface,
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		output_for_each_surface_iterator, &data);
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}
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void output_view_for_each_surface(struct roots_output *output,
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		struct roots_view *view, roots_surface_iterator_func_t iterator,
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		void *user_data) {
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	struct surface_iterator_data data = {
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		.user_iterator = iterator,
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		.user_data = user_data,
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		.output = output,
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		.ox = view->box.x - output->wlr_output->lx,
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		.oy = view->box.y - output->wlr_output->ly,
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		.width = view->box.width,
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		.height = view->box.height,
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		.rotation = view->rotation,
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	};
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	view_for_each_surface(view, output_for_each_surface_iterator, &data);
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}
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/*#if WLR_HAS_XWAYLAND
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static void xwayland_children_for_each_surface(
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		struct wlr_xwayland_surface *surface,
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		wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
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			@ -120,57 +151,48 @@ static void xwayland_children_for_each_surface(
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			user_data);
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	}
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}
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#endif
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#endif*/
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static void drag_icons_for_each_surface(struct roots_input *input,
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		wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
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void output_layer_for_each_surface(struct roots_output *output,
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		struct wl_list *layer_surfaces, roots_surface_iterator_func_t iterator,
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		void *user_data) {
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	struct roots_layer_surface *layer_surface;
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	wl_list_for_each(layer_surface, layer_surfaces, link) {
 | 
			
		||||
		struct wlr_layer_surface_v1 *wlr_layer_surface_v1 =
 | 
			
		||||
			layer_surface->layer_surface;
 | 
			
		||||
		output_surface_for_each_surface(output, wlr_layer_surface_v1->surface,
 | 
			
		||||
			layer_surface->geo.x, layer_surface->geo.y, iterator,
 | 
			
		||||
			user_data);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void output_drag_icons_for_each_surface(struct roots_output *output,
 | 
			
		||||
		struct roots_input *input, roots_surface_iterator_func_t iterator,
 | 
			
		||||
		void *user_data) {
 | 
			
		||||
	struct roots_seat *seat;
 | 
			
		||||
	wl_list_for_each(seat, &input->seats, link) {
 | 
			
		||||
		struct roots_drag_icon *drag_icon = seat->drag_icon;
 | 
			
		||||
		if (drag_icon == NULL || !drag_icon->wlr_drag_icon->mapped) {
 | 
			
		||||
		if (!drag_icon || !drag_icon->wlr_drag_icon->mapped) {
 | 
			
		||||
			continue;
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		surface_for_each_surface(drag_icon->wlr_drag_icon->surface,
 | 
			
		||||
			drag_icon->x, drag_icon->y, 0, layout_data,
 | 
			
		||||
			iterator, user_data);
 | 
			
		||||
		double ox = drag_icon->x - output->wlr_output->lx;
 | 
			
		||||
		double oy = drag_icon->y - output->wlr_output->ly;
 | 
			
		||||
		output_surface_for_each_surface(output,
 | 
			
		||||
			drag_icon->wlr_drag_icon->surface, ox, oy, iterator, user_data);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void layer_for_each_surface(struct wl_list *layer,
 | 
			
		||||
		const struct wlr_box *output_layout_box,
 | 
			
		||||
		wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
 | 
			
		||||
		void *user_data) {
 | 
			
		||||
	struct roots_layer_surface *roots_surface;
 | 
			
		||||
	wl_list_for_each(roots_surface, layer, link) {
 | 
			
		||||
		struct wlr_layer_surface_v1 *layer = roots_surface->layer_surface;
 | 
			
		||||
 | 
			
		||||
		layout_data->x = roots_surface->geo.x + output_layout_box->x;
 | 
			
		||||
		layout_data->y = roots_surface->geo.y + output_layout_box->y;
 | 
			
		||||
		layout_data->width = roots_surface->geo.width;
 | 
			
		||||
		layout_data->height = roots_surface->geo.height;
 | 
			
		||||
		layout_data->rotation = 0;
 | 
			
		||||
		wlr_layer_surface_v1_for_each_surface(layer, iterator, user_data);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void output_for_each_surface(struct roots_output *output,
 | 
			
		||||
		wlr_surface_iterator_func_t iterator, struct layout_data *layout_data,
 | 
			
		||||
		void *user_data) {
 | 
			
		||||
	struct wlr_output *wlr_output = output->wlr_output;
 | 
			
		||||
void output_for_each_surface(struct roots_output *output,
 | 
			
		||||
		roots_surface_iterator_func_t iterator, void *user_data) {
 | 
			
		||||
	struct roots_desktop *desktop = output->desktop;
 | 
			
		||||
	struct roots_server *server = desktop->server;
 | 
			
		||||
 | 
			
		||||
	const struct wlr_box *output_box =
 | 
			
		||||
		wlr_output_layout_get_box(desktop->layout, wlr_output);
 | 
			
		||||
 | 
			
		||||
	if (output->fullscreen_view != NULL) {
 | 
			
		||||
		struct roots_view *view = output->fullscreen_view;
 | 
			
		||||
 | 
			
		||||
		view_for_each_surface(view, layout_data, iterator, user_data);
 | 
			
		||||
		output_view_for_each_surface(output, view, iterator, user_data);
 | 
			
		||||
 | 
			
		||||
#if WLR_HAS_XWAYLAND
 | 
			
		||||
/*#if WLR_HAS_XWAYLAND
 | 
			
		||||
		if (view->type == ROOTS_XWAYLAND_VIEW) {
 | 
			
		||||
			struct roots_xwayland_surface *xwayland_surface =
 | 
			
		||||
				roots_xwayland_surface_from_view(view);
 | 
			
		||||
| 
						 | 
				
			
			@ -178,65 +200,34 @@ static void output_for_each_surface(struct roots_output *output,
 | 
			
		|||
				xwayland_surface->xwayland_surface,
 | 
			
		||||
				iterator, layout_data, user_data);
 | 
			
		||||
		}
 | 
			
		||||
#endif
 | 
			
		||||
#endif*/
 | 
			
		||||
	} else {
 | 
			
		||||
		struct roots_view *view;
 | 
			
		||||
		wl_list_for_each_reverse(view, &desktop->views, link) {
 | 
			
		||||
			view_for_each_surface(view, layout_data, iterator, user_data);
 | 
			
		||||
			output_view_for_each_surface(output, view, iterator, user_data);
 | 
			
		||||
		}
 | 
			
		||||
 | 
			
		||||
		drag_icons_for_each_surface(server->input, iterator,
 | 
			
		||||
			layout_data, user_data);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	output_drag_icons_for_each_surface(output, desktop->server->input,
 | 
			
		||||
		iterator, user_data);
 | 
			
		||||
 | 
			
		||||
	size_t len = sizeof(output->layers) / sizeof(output->layers[0]);
 | 
			
		||||
	for (size_t i = 0; i < len; ++i) {
 | 
			
		||||
		layer_for_each_surface(&output->layers[i], output_box,
 | 
			
		||||
			iterator, layout_data, user_data);
 | 
			
		||||
		output_layer_for_each_surface(output, &output->layers[i],
 | 
			
		||||
			iterator, user_data);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
struct render_data {
 | 
			
		||||
	struct layout_data layout;
 | 
			
		||||
	struct roots_output *output;
 | 
			
		||||
	struct timespec *when;
 | 
			
		||||
	pixman_region32_t *damage;
 | 
			
		||||
	float alpha;
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
/**
 | 
			
		||||
 * Checks whether a surface at (lx, ly) intersects an output. If `box` is not
 | 
			
		||||
 * NULL, it populates it with the surface box in the output, in output-local
 | 
			
		||||
 * coordinates.
 | 
			
		||||
 */
 | 
			
		||||
static bool surface_intersect_output(struct wlr_surface *surface,
 | 
			
		||||
		struct wlr_output_layout *output_layout, struct wlr_output *wlr_output,
 | 
			
		||||
		double lx, double ly, float rotation, struct wlr_box *box) {
 | 
			
		||||
	double ox = lx, oy = ly;
 | 
			
		||||
	wlr_output_layout_output_coords(output_layout, wlr_output, &ox, &oy);
 | 
			
		||||
 | 
			
		||||
	ox += surface->sx;
 | 
			
		||||
	oy += surface->sy;
 | 
			
		||||
 | 
			
		||||
	if (box != NULL) {
 | 
			
		||||
		box->x = ox * wlr_output->scale;
 | 
			
		||||
		box->y = oy * wlr_output->scale;
 | 
			
		||||
		box->width = surface->current.width * wlr_output->scale;
 | 
			
		||||
		box->height = surface->current.height * wlr_output->scale;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	struct wlr_box layout_box = {
 | 
			
		||||
		.x = lx, .y = ly,
 | 
			
		||||
		.width = surface->current.width, .height = surface->current.height,
 | 
			
		||||
	};
 | 
			
		||||
	wlr_box_rotated_bounds(&layout_box, &layout_box, rotation);
 | 
			
		||||
	return wlr_output_layout_intersects(output_layout, wlr_output, &layout_box);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void scissor_output(struct roots_output *output, pixman_box32_t *rect) {
 | 
			
		||||
	struct wlr_output *wlr_output = output->wlr_output;
 | 
			
		||||
	struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_output->backend);
 | 
			
		||||
static void scissor_output(struct wlr_output *wlr_output,
 | 
			
		||||
		pixman_box32_t *rect) {
 | 
			
		||||
	struct wlr_renderer *renderer =
 | 
			
		||||
		wlr_backend_get_renderer(wlr_output->backend);
 | 
			
		||||
	assert(renderer);
 | 
			
		||||
 | 
			
		||||
	struct wlr_box box = {
 | 
			
		||||
| 
						 | 
				
			
			@ -256,61 +247,70 @@ static void scissor_output(struct roots_output *output, pixman_box32_t *rect) {
 | 
			
		|||
	wlr_renderer_scissor(renderer, &box);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void render_surface(struct wlr_surface *surface, int sx, int sy,
 | 
			
		||||
		void *_data) {
 | 
			
		||||
	struct render_data *data = _data;
 | 
			
		||||
	struct roots_output *output = data->output;
 | 
			
		||||
	float rotation = data->layout.rotation;
 | 
			
		||||
static int scale_length(int length, int offset, float scale) {
 | 
			
		||||
	return round((offset + length) * scale) - round(offset * scale);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
	struct wlr_texture *texture = wlr_surface_get_texture(surface);
 | 
			
		||||
	if (texture == NULL) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
static void scale_box(struct wlr_box *box, float scale) {
 | 
			
		||||
	box->width = scale_length(box->width, box->x, scale);
 | 
			
		||||
	box->height = scale_length(box->height, box->y, scale);
 | 
			
		||||
	box->x = round(box->x * scale);
 | 
			
		||||
	box->y = round(box->y * scale);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void render_texture(struct wlr_output *wlr_output,
 | 
			
		||||
		pixman_region32_t *output_damage, struct wlr_texture *texture,
 | 
			
		||||
		const struct wlr_box *box, const float matrix[static 9], float alpha) {
 | 
			
		||||
	struct wlr_renderer *renderer =
 | 
			
		||||
		wlr_backend_get_renderer(output->wlr_output->backend);
 | 
			
		||||
		wlr_backend_get_renderer(wlr_output->backend);
 | 
			
		||||
	assert(renderer);
 | 
			
		||||
 | 
			
		||||
	double lx, ly;
 | 
			
		||||
	get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
 | 
			
		||||
 | 
			
		||||
	struct wlr_box box;
 | 
			
		||||
	bool intersects = surface_intersect_output(surface, output->desktop->layout,
 | 
			
		||||
		output->wlr_output, lx, ly, rotation, &box);
 | 
			
		||||
	if (!intersects) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	struct wlr_box rotated;
 | 
			
		||||
	wlr_box_rotated_bounds(&rotated, &box, rotation);
 | 
			
		||||
 | 
			
		||||
	pixman_region32_t damage;
 | 
			
		||||
	pixman_region32_init(&damage);
 | 
			
		||||
	pixman_region32_union_rect(&damage, &damage, rotated.x, rotated.y,
 | 
			
		||||
		rotated.width, rotated.height);
 | 
			
		||||
	pixman_region32_intersect(&damage, &damage, data->damage);
 | 
			
		||||
	pixman_region32_union_rect(&damage, &damage, box->x, box->y,
 | 
			
		||||
		box->width, box->height);
 | 
			
		||||
	pixman_region32_intersect(&damage, &damage, output_damage);
 | 
			
		||||
	bool damaged = pixman_region32_not_empty(&damage);
 | 
			
		||||
	if (!damaged) {
 | 
			
		||||
		goto damage_finish;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	float matrix[9];
 | 
			
		||||
	enum wl_output_transform transform =
 | 
			
		||||
		wlr_output_transform_invert(surface->current.transform);
 | 
			
		||||
	wlr_matrix_project_box(matrix, &box, transform, rotation,
 | 
			
		||||
		output->wlr_output->transform_matrix);
 | 
			
		||||
 | 
			
		||||
	int nrects;
 | 
			
		||||
	pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
 | 
			
		||||
	for (int i = 0; i < nrects; ++i) {
 | 
			
		||||
		scissor_output(output, &rects[i]);
 | 
			
		||||
		wlr_render_texture_with_matrix(renderer, texture, matrix, data->alpha);
 | 
			
		||||
		scissor_output(wlr_output, &rects[i]);
 | 
			
		||||
		wlr_render_texture_with_matrix(renderer, texture, matrix, alpha);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
damage_finish:
 | 
			
		||||
	pixman_region32_fini(&damage);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void render_surface_iterator(struct roots_output *output,
 | 
			
		||||
		struct wlr_surface *surface, struct wlr_box *_box, float rotation,
 | 
			
		||||
		void *_data) {
 | 
			
		||||
	struct render_data *data = _data;
 | 
			
		||||
	struct wlr_output *wlr_output = output->wlr_output;
 | 
			
		||||
	pixman_region32_t *output_damage = data->damage;
 | 
			
		||||
	float alpha = data->alpha;
 | 
			
		||||
 | 
			
		||||
	struct wlr_texture *texture = wlr_surface_get_texture(surface);
 | 
			
		||||
	if (!texture) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	struct wlr_box box = *_box;
 | 
			
		||||
	scale_box(&box, wlr_output->scale);
 | 
			
		||||
 | 
			
		||||
	float matrix[9];
 | 
			
		||||
	enum wl_output_transform transform =
 | 
			
		||||
		wlr_output_transform_invert(surface->current.transform);
 | 
			
		||||
	wlr_matrix_project_box(matrix, &box, transform, rotation,
 | 
			
		||||
		wlr_output->transform_matrix);
 | 
			
		||||
 | 
			
		||||
	render_texture(wlr_output, output_damage, texture, &box, matrix, alpha);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void get_decoration_box(struct roots_view *view,
 | 
			
		||||
		struct roots_output *output, struct wlr_box *box) {
 | 
			
		||||
	struct wlr_output *wlr_output = output->wlr_output;
 | 
			
		||||
| 
						 | 
				
			
			@ -333,13 +333,12 @@ static void get_decoration_box(struct roots_view *view,
 | 
			
		|||
	box->height = deco_box.height * wlr_output->scale;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void render_decorations(struct roots_view *view,
 | 
			
		||||
		struct render_data *data) {
 | 
			
		||||
static void render_decorations(struct roots_output *output,
 | 
			
		||||
		struct roots_view *view, struct render_data *data) {
 | 
			
		||||
	if (!view->decorated || view->wlr_surface == NULL) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	struct roots_output *output = data->output;
 | 
			
		||||
	struct wlr_renderer *renderer =
 | 
			
		||||
		wlr_backend_get_renderer(output->wlr_output->backend);
 | 
			
		||||
	assert(renderer);
 | 
			
		||||
| 
						 | 
				
			
			@ -369,7 +368,7 @@ static void render_decorations(struct roots_view *view,
 | 
			
		|||
	pixman_box32_t *rects =
 | 
			
		||||
		pixman_region32_rectangles(&damage, &nrects);
 | 
			
		||||
	for (int i = 0; i < nrects; ++i) {
 | 
			
		||||
		scissor_output(output, &rects[i]);
 | 
			
		||||
		scissor_output(output->wlr_output, &rects[i]);
 | 
			
		||||
		wlr_render_quad_with_matrix(renderer, color, matrix);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			@ -377,41 +376,44 @@ damage_finish:
 | 
			
		|||
	pixman_region32_fini(&damage);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void render_view(struct roots_view *view, struct render_data *data) {
 | 
			
		||||
static void render_view(struct roots_output *output, struct roots_view *view,
 | 
			
		||||
		struct render_data *data) {
 | 
			
		||||
	// Do not render views fullscreened on other outputs
 | 
			
		||||
	if (view->fullscreen_output != NULL &&
 | 
			
		||||
			view->fullscreen_output != data->output) {
 | 
			
		||||
	if (view->fullscreen_output != NULL && view->fullscreen_output != output) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	data->alpha = view->alpha;
 | 
			
		||||
	render_decorations(view, data);
 | 
			
		||||
	view_for_each_surface(view, &data->layout, render_surface, data);
 | 
			
		||||
	if (view->fullscreen_output == NULL) {
 | 
			
		||||
		render_decorations(output, view, data);
 | 
			
		||||
	}
 | 
			
		||||
	output_view_for_each_surface(output, view, render_surface_iterator, data);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void render_layer(struct roots_output *output,
 | 
			
		||||
		const struct wlr_box *output_layout_box, struct render_data *data,
 | 
			
		||||
		struct wl_list *layer) {
 | 
			
		||||
	data->alpha = 1;
 | 
			
		||||
	layer_for_each_surface(layer, output_layout_box, render_surface,
 | 
			
		||||
		&data->layout, data);
 | 
			
		||||
		pixman_region32_t *damage, struct wl_list *layer_surfaces) {
 | 
			
		||||
	struct render_data data = {
 | 
			
		||||
		.damage = damage,
 | 
			
		||||
		.alpha = 1.0f,
 | 
			
		||||
	};
 | 
			
		||||
	output_layer_for_each_surface(output, layer_surfaces,
 | 
			
		||||
		render_surface_iterator, &data);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void surface_send_frame_done(struct wlr_surface *surface, int sx, int sy,
 | 
			
		||||
		void *_data) {
 | 
			
		||||
	struct render_data *data = _data;
 | 
			
		||||
	struct roots_output *output = data->output;
 | 
			
		||||
	struct timespec *when = data->when;
 | 
			
		||||
	float rotation = data->layout.rotation;
 | 
			
		||||
 | 
			
		||||
	double lx, ly;
 | 
			
		||||
	get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
 | 
			
		||||
 | 
			
		||||
	if (!surface_intersect_output(surface, output->desktop->layout,
 | 
			
		||||
			output->wlr_output, lx, ly, rotation, NULL)) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
static void render_drag_icons(struct roots_output *output,
 | 
			
		||||
		pixman_region32_t *damage, struct roots_input *input) {
 | 
			
		||||
	struct render_data data = {
 | 
			
		||||
		.damage = damage,
 | 
			
		||||
		.alpha = 1.0f,
 | 
			
		||||
	};
 | 
			
		||||
	output_drag_icons_for_each_surface(output, input,
 | 
			
		||||
		render_surface_iterator, &data);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void surface_send_frame_done_iterator(struct roots_output *output,
 | 
			
		||||
		struct wlr_surface *surface, struct wlr_box *box, float rotation,
 | 
			
		||||
		void *data) {
 | 
			
		||||
	struct timespec *when = data;
 | 
			
		||||
	wlr_surface_send_frame_done(surface, when);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			@ -419,7 +421,8 @@ static void render_output(struct roots_output *output) {
 | 
			
		|||
	struct wlr_output *wlr_output = output->wlr_output;
 | 
			
		||||
	struct roots_desktop *desktop = output->desktop;
 | 
			
		||||
	struct roots_server *server = desktop->server;
 | 
			
		||||
	struct wlr_renderer *renderer = wlr_backend_get_renderer(wlr_output->backend);
 | 
			
		||||
	struct wlr_renderer *renderer =
 | 
			
		||||
		wlr_backend_get_renderer(wlr_output->backend);
 | 
			
		||||
	assert(renderer);
 | 
			
		||||
 | 
			
		||||
	if (!wlr_output->enabled) {
 | 
			
		||||
| 
						 | 
				
			
			@ -460,8 +463,6 @@ static void render_output(struct roots_output *output) {
 | 
			
		|||
	}
 | 
			
		||||
 | 
			
		||||
	struct render_data data = {
 | 
			
		||||
		.output = output,
 | 
			
		||||
		.when = &now,
 | 
			
		||||
		.damage = &damage,
 | 
			
		||||
		.alpha = 1.0,
 | 
			
		||||
	};
 | 
			
		||||
| 
						 | 
				
			
			@ -485,27 +486,25 @@ static void render_output(struct roots_output *output) {
 | 
			
		|||
	int nrects;
 | 
			
		||||
	pixman_box32_t *rects = pixman_region32_rectangles(&damage, &nrects);
 | 
			
		||||
	for (int i = 0; i < nrects; ++i) {
 | 
			
		||||
		scissor_output(output, &rects[i]);
 | 
			
		||||
		scissor_output(output->wlr_output, &rects[i]);
 | 
			
		||||
		wlr_renderer_clear(renderer, clear_color);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	render_layer(output, output_box, &data,
 | 
			
		||||
			&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
 | 
			
		||||
	render_layer(output, output_box, &data,
 | 
			
		||||
			&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
 | 
			
		||||
	render_layer(output, &damage,
 | 
			
		||||
		&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND]);
 | 
			
		||||
	render_layer(output, &damage,
 | 
			
		||||
		&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM]);
 | 
			
		||||
 | 
			
		||||
	// If a view is fullscreen on this output, render it
 | 
			
		||||
	if (output->fullscreen_view != NULL) {
 | 
			
		||||
		struct roots_view *view = output->fullscreen_view;
 | 
			
		||||
 | 
			
		||||
		if (view->wlr_surface != NULL) {
 | 
			
		||||
			view_for_each_surface(view, &data.layout, render_surface, &data);
 | 
			
		||||
		}
 | 
			
		||||
		render_view(output, view, &data);
 | 
			
		||||
 | 
			
		||||
		// During normal rendering the xwayland window tree isn't traversed
 | 
			
		||||
		// because all windows are rendered. Here we only want to render
 | 
			
		||||
		// the fullscreen window's children so we have to traverse the tree.
 | 
			
		||||
#if WLR_HAS_XWAYLAND
 | 
			
		||||
/*#if WLR_HAS_XWAYLAND
 | 
			
		||||
		if (view->type == ROOTS_XWAYLAND_VIEW) {
 | 
			
		||||
			struct roots_xwayland_surface *xwayland_surface =
 | 
			
		||||
				roots_xwayland_surface_from_view(view);
 | 
			
		||||
| 
						 | 
				
			
			@ -513,25 +512,22 @@ static void render_output(struct roots_output *output) {
 | 
			
		|||
				xwayland_surface->xwayland_surface,
 | 
			
		||||
				render_surface, &data.layout, &data);
 | 
			
		||||
		}
 | 
			
		||||
#endif
 | 
			
		||||
#endif*/
 | 
			
		||||
	} else {
 | 
			
		||||
		// Render all views
 | 
			
		||||
		struct roots_view *view;
 | 
			
		||||
		wl_list_for_each_reverse(view, &desktop->views, link) {
 | 
			
		||||
			render_view(view, &data);
 | 
			
		||||
			render_view(output, view, &data);
 | 
			
		||||
		}
 | 
			
		||||
		// Render top layer above shell views
 | 
			
		||||
		render_layer(output, output_box, &data,
 | 
			
		||||
				&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
 | 
			
		||||
		render_layer(output, &damage,
 | 
			
		||||
			&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP]);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	// Render drag icons
 | 
			
		||||
	data.alpha = 1.0;
 | 
			
		||||
	drag_icons_for_each_surface(server->input, render_surface, &data.layout,
 | 
			
		||||
		&data);
 | 
			
		||||
	render_drag_icons(output, &damage, server->input);
 | 
			
		||||
 | 
			
		||||
	render_layer(output, output_box, &data,
 | 
			
		||||
			&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
 | 
			
		||||
	render_layer(output, &damage,
 | 
			
		||||
		&output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY]);
 | 
			
		||||
 | 
			
		||||
renderer_end:
 | 
			
		||||
	wlr_output_render_software_cursors(wlr_output, &damage);
 | 
			
		||||
| 
						 | 
				
			
			@ -558,8 +554,8 @@ damage_finish:
 | 
			
		|||
	pixman_region32_fini(&damage);
 | 
			
		||||
 | 
			
		||||
	// Send frame done events to all surfaces
 | 
			
		||||
	output_for_each_surface(output, surface_send_frame_done,
 | 
			
		||||
		&data.layout, &data);
 | 
			
		||||
	output_for_each_surface(output, surface_send_frame_done_iterator,
 | 
			
		||||
		&now);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void output_damage_whole(struct roots_output *output) {
 | 
			
		||||
| 
						 | 
				
			
			@ -596,46 +592,48 @@ static bool view_accept_damage(struct roots_output *output,
 | 
			
		|||
	return false;
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
struct damage_data {
 | 
			
		||||
	struct layout_data layout;
 | 
			
		||||
	struct roots_output *output;
 | 
			
		||||
};
 | 
			
		||||
static void damage_surface_iterator(struct roots_output *output,
 | 
			
		||||
		struct wlr_surface *surface, struct wlr_box *_box, float rotation,
 | 
			
		||||
		void *data) {
 | 
			
		||||
	bool *whole = data;
 | 
			
		||||
 | 
			
		||||
static void damage_whole_surface(struct wlr_surface *surface, int sx, int sy,
 | 
			
		||||
		void *_data) {
 | 
			
		||||
	struct damage_data *data = _data;
 | 
			
		||||
	struct roots_output *output = data->output;
 | 
			
		||||
	float rotation = data->layout.rotation;
 | 
			
		||||
	struct wlr_box box = *_box;
 | 
			
		||||
	scale_box(&box, output->wlr_output->scale);
 | 
			
		||||
 | 
			
		||||
	double lx, ly;
 | 
			
		||||
	get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
 | 
			
		||||
	int center_x = box.x + box.width/2;
 | 
			
		||||
	int center_y = box.y + box.height/2;
 | 
			
		||||
 | 
			
		||||
	if (!wlr_surface_has_buffer(surface)) {
 | 
			
		||||
		return;
 | 
			
		||||
	if (pixman_region32_not_empty(&surface->buffer_damage)) {
 | 
			
		||||
		pixman_region32_t damage;
 | 
			
		||||
		pixman_region32_init(&damage);
 | 
			
		||||
		wlr_surface_get_effective_damage(surface, &damage);
 | 
			
		||||
		wlr_region_scale(&damage, &damage, output->wlr_output->scale);
 | 
			
		||||
		if (ceil(output->wlr_output->scale) > surface->current.scale) {
 | 
			
		||||
			// When scaling up a surface, it'll become blurry so we need to
 | 
			
		||||
			// expand the damage region
 | 
			
		||||
			wlr_region_expand(&damage, &damage,
 | 
			
		||||
				ceil(output->wlr_output->scale) - surface->current.scale);
 | 
			
		||||
		}
 | 
			
		||||
		pixman_region32_translate(&damage, box.x, box.y);
 | 
			
		||||
		wlr_region_rotated_bounds(&damage, &damage, rotation,
 | 
			
		||||
			center_x, center_y);
 | 
			
		||||
		wlr_output_damage_add(output->damage, &damage);
 | 
			
		||||
		pixman_region32_fini(&damage);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	int ow, oh;
 | 
			
		||||
	wlr_output_transformed_resolution(output->wlr_output, &ow, &oh);
 | 
			
		||||
 | 
			
		||||
	struct wlr_box box;
 | 
			
		||||
	bool intersects = surface_intersect_output(surface, output->desktop->layout,
 | 
			
		||||
		output->wlr_output, lx, ly, rotation, &box);
 | 
			
		||||
	if (!intersects) {
 | 
			
		||||
		return;
 | 
			
		||||
	if (*whole) {
 | 
			
		||||
		wlr_box_rotated_bounds(&box, &box, rotation);
 | 
			
		||||
		wlr_output_damage_add_box(output->damage, &box);
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	wlr_box_rotated_bounds(&box, &box, rotation);
 | 
			
		||||
 | 
			
		||||
	wlr_output_damage_add_box(output->damage, &box);
 | 
			
		||||
	wlr_output_schedule_frame(output->wlr_output);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void output_damage_whole_local_surface(struct roots_output *output,
 | 
			
		||||
		struct wlr_surface *surface, double ox, double oy, float rotation) {
 | 
			
		||||
	struct wlr_output_layout_output *layout = wlr_output_layout_get(
 | 
			
		||||
		output->desktop->layout, output->wlr_output);
 | 
			
		||||
	struct damage_data data = { .output = output };
 | 
			
		||||
	surface_for_each_surface(surface, ox + layout->x, oy + layout->y, 0,
 | 
			
		||||
		&data.layout, damage_whole_surface, &data);
 | 
			
		||||
		struct wlr_surface *surface, double ox, double oy) {
 | 
			
		||||
	bool whole = true;
 | 
			
		||||
	output_surface_for_each_surface(output, surface, ox, oy,
 | 
			
		||||
		damage_surface_iterator, &whole);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void damage_whole_decoration(struct roots_view *view,
 | 
			
		||||
| 
						 | 
				
			
			@ -660,65 +658,22 @@ void output_damage_whole_view(struct roots_output *output,
 | 
			
		|||
 | 
			
		||||
	damage_whole_decoration(view, output);
 | 
			
		||||
 | 
			
		||||
	struct damage_data data = { .output = output };
 | 
			
		||||
	view_for_each_surface(view, &data.layout, damage_whole_surface, &data);
 | 
			
		||||
	bool whole = true;
 | 
			
		||||
	output_view_for_each_surface(output, view, damage_surface_iterator, &whole);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void output_damage_whole_drag_icon(struct roots_output *output,
 | 
			
		||||
		struct roots_drag_icon *icon) {
 | 
			
		||||
	struct damage_data data = { .output = output };
 | 
			
		||||
	surface_for_each_surface(icon->wlr_drag_icon->surface, icon->x, icon->y, 0,
 | 
			
		||||
		&data.layout, damage_whole_surface, &data);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void damage_from_surface(struct wlr_surface *surface, int sx, int sy,
 | 
			
		||||
		void *_data) {
 | 
			
		||||
	struct damage_data *data = _data;
 | 
			
		||||
	struct roots_output *output = data->output;
 | 
			
		||||
	struct wlr_output *wlr_output = output->wlr_output;
 | 
			
		||||
	float rotation = data->layout.rotation;
 | 
			
		||||
 | 
			
		||||
	double lx, ly;
 | 
			
		||||
	get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
 | 
			
		||||
 | 
			
		||||
	if (!wlr_surface_has_buffer(surface)) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	int ow, oh;
 | 
			
		||||
	wlr_output_transformed_resolution(wlr_output, &ow, &oh);
 | 
			
		||||
 | 
			
		||||
	struct wlr_box box;
 | 
			
		||||
	surface_intersect_output(surface, output->desktop->layout,
 | 
			
		||||
		wlr_output, lx, ly, rotation, &box);
 | 
			
		||||
 | 
			
		||||
	int center_x = box.x + box.width/2;
 | 
			
		||||
	int center_y = box.y + box.height/2;
 | 
			
		||||
 | 
			
		||||
	pixman_region32_t damage;
 | 
			
		||||
	pixman_region32_init(&damage);
 | 
			
		||||
	wlr_surface_get_effective_damage(surface, &damage);
 | 
			
		||||
 | 
			
		||||
	wlr_region_scale(&damage, &damage, wlr_output->scale);
 | 
			
		||||
	if (ceil(wlr_output->scale) > surface->current.scale) {
 | 
			
		||||
		// When scaling up a surface, it'll become blurry so we need to
 | 
			
		||||
		// expand the damage region
 | 
			
		||||
		wlr_region_expand(&damage, &damage,
 | 
			
		||||
			ceil(wlr_output->scale) - surface->current.scale);
 | 
			
		||||
	}
 | 
			
		||||
	pixman_region32_translate(&damage, box.x, box.y);
 | 
			
		||||
	wlr_region_rotated_bounds(&damage, &damage, rotation, center_x, center_y);
 | 
			
		||||
	wlr_output_damage_add(output->damage, &damage);
 | 
			
		||||
	pixman_region32_fini(&damage);
 | 
			
		||||
	bool whole = true;
 | 
			
		||||
	output_surface_for_each_surface(output, icon->wlr_drag_icon->surface,
 | 
			
		||||
		icon->x, icon->y, damage_surface_iterator, &whole);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void output_damage_from_local_surface(struct roots_output *output,
 | 
			
		||||
		struct wlr_surface *surface, double ox, double oy, float rotation) {
 | 
			
		||||
	struct wlr_output_layout_output *layout = wlr_output_layout_get(
 | 
			
		||||
		output->desktop->layout, output->wlr_output);
 | 
			
		||||
	struct damage_data data = { .output = output };
 | 
			
		||||
	surface_for_each_surface(surface, ox + layout->x, oy + layout->y, 0,
 | 
			
		||||
		&data.layout, damage_from_surface, &data);
 | 
			
		||||
		struct wlr_surface *surface, double ox, double oy) {
 | 
			
		||||
	bool whole = false;
 | 
			
		||||
	output_surface_for_each_surface(output, surface, ox, oy,
 | 
			
		||||
		damage_surface_iterator, &whole);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void output_damage_from_view(struct roots_output *output,
 | 
			
		||||
| 
						 | 
				
			
			@ -727,8 +682,8 @@ void output_damage_from_view(struct roots_output *output,
 | 
			
		|||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
	struct damage_data data = { .output = output };
 | 
			
		||||
	view_for_each_surface(view, &data.layout, damage_from_surface, &data);
 | 
			
		||||
	bool whole = false;
 | 
			
		||||
	output_view_for_each_surface(output, view, damage_surface_iterator, &whole);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void set_mode(struct wlr_output *output,
 | 
			
		||||
| 
						 | 
				
			
			@ -805,28 +760,12 @@ static void output_handle_transform(struct wl_listener *listener, void *data) {
 | 
			
		|||
	arrange_layers(output);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
struct presentation_data {
 | 
			
		||||
	struct layout_data layout;
 | 
			
		||||
	struct roots_output *output;
 | 
			
		||||
	struct wlr_presentation_event *event;
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
static void surface_send_presented(struct wlr_surface *surface, int sx, int sy,
 | 
			
		||||
		void *_data) {
 | 
			
		||||
	struct presentation_data *data = _data;
 | 
			
		||||
	struct roots_output *output = data->output;
 | 
			
		||||
	float rotation = data->layout.rotation;
 | 
			
		||||
 | 
			
		||||
	double lx, ly;
 | 
			
		||||
	get_layout_position(&data->layout, &lx, &ly, surface, sx, sy);
 | 
			
		||||
 | 
			
		||||
	if (!surface_intersect_output(surface, output->desktop->layout,
 | 
			
		||||
			output->wlr_output, lx, ly, rotation, NULL)) {
 | 
			
		||||
		return;
 | 
			
		||||
	}
 | 
			
		||||
 | 
			
		||||
static void surface_send_presented_iterator(struct roots_output *output,
 | 
			
		||||
		struct wlr_surface *surface, struct wlr_box *_box, float rotation,
 | 
			
		||||
		void *data) {
 | 
			
		||||
	struct wlr_presentation_event *event = data;
 | 
			
		||||
	wlr_presentation_send_surface_presented(output->desktop->presentation,
 | 
			
		||||
		surface, data->event);
 | 
			
		||||
		surface, event);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void output_handle_present(struct wl_listener *listener, void *data) {
 | 
			
		||||
| 
						 | 
				
			
			@ -843,12 +782,8 @@ static void output_handle_present(struct wl_listener *listener, void *data) {
 | 
			
		|||
		.flags = output_event->flags,
 | 
			
		||||
	};
 | 
			
		||||
 | 
			
		||||
	struct presentation_data presentation_data = {
 | 
			
		||||
		.output = output,
 | 
			
		||||
		.event = &event,
 | 
			
		||||
	};
 | 
			
		||||
	output_for_each_surface(output, surface_send_presented,
 | 
			
		||||
		&presentation_data.layout, &presentation_data);
 | 
			
		||||
	output_for_each_surface(output,
 | 
			
		||||
		surface_send_presented_iterator, &event);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void handle_new_output(struct wl_listener *listener, void *data) {
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -559,6 +559,15 @@ void view_damage_whole(struct roots_view *view) {
 | 
			
		|||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void view_for_each_surface(struct roots_view *view,
 | 
			
		||||
		wlr_surface_iterator_func_t iterator, void *user_data) {
 | 
			
		||||
	if (view->impl->for_each_surface) {
 | 
			
		||||
		view->impl->for_each_surface(view, iterator, user_data);
 | 
			
		||||
	} else if (view->wlr_surface) {
 | 
			
		||||
		wlr_surface_for_each_surface(view->wlr_surface, iterator, user_data);
 | 
			
		||||
	}
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
void view_update_position(struct roots_view *view, int x, int y) {
 | 
			
		||||
	if (view->box.x == x && view->box.y == y) {
 | 
			
		||||
		return;
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -80,6 +80,13 @@ static void close(struct roots_view *view) {
 | 
			
		|||
	wl_client_destroy(surf->client);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void for_each_surface(struct roots_view *view,
 | 
			
		||||
		wlr_surface_iterator_func_t iterator, void *user_data) {
 | 
			
		||||
	struct wlr_wl_shell_surface *surf =
 | 
			
		||||
		roots_wl_shell_surface_from_view(view)->wl_shell_surface;
 | 
			
		||||
	wlr_wl_shell_surface_for_each_surface(surf, iterator, user_data);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void destroy(struct roots_view *view) {
 | 
			
		||||
	struct roots_wl_shell_surface *roots_surface =
 | 
			
		||||
		roots_wl_shell_surface_from_view(view);
 | 
			
		||||
| 
						 | 
				
			
			@ -98,6 +105,7 @@ static void destroy(struct roots_view *view) {
 | 
			
		|||
static const struct roots_view_interface view_impl = {
 | 
			
		||||
	.resize = resize,
 | 
			
		||||
	.close = close,
 | 
			
		||||
	.for_each_surface = for_each_surface,
 | 
			
		||||
	.destroy = destroy,
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -256,6 +256,13 @@ static void close(struct roots_view *view) {
 | 
			
		|||
	wlr_xdg_toplevel_send_close(xdg_surface);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void for_each_surface(struct roots_view *view,
 | 
			
		||||
		wlr_surface_iterator_func_t iterator, void *user_data) {
 | 
			
		||||
	struct wlr_xdg_surface *xdg_surface =
 | 
			
		||||
		roots_xdg_surface_from_view(view)->xdg_surface;
 | 
			
		||||
	wlr_xdg_surface_for_each_surface(xdg_surface, iterator, user_data);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void destroy(struct roots_view *view) {
 | 
			
		||||
	struct roots_xdg_surface *roots_xdg_surface =
 | 
			
		||||
		roots_xdg_surface_from_view(view);
 | 
			
		||||
| 
						 | 
				
			
			@ -281,6 +288,7 @@ static const struct roots_view_interface view_impl = {
 | 
			
		|||
	.maximize = maximize,
 | 
			
		||||
	.set_fullscreen = set_fullscreen,
 | 
			
		||||
	.close = close,
 | 
			
		||||
	.for_each_surface = for_each_surface,
 | 
			
		||||
	.destroy = destroy,
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
| 
						 | 
				
			
			@ -255,6 +255,13 @@ static void close(struct roots_view *view) {
 | 
			
		|||
	wlr_xdg_surface_v6_send_close(surface);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void for_each_surface(struct roots_view *view,
 | 
			
		||||
		wlr_surface_iterator_func_t iterator, void *user_data) {
 | 
			
		||||
	struct wlr_xdg_surface_v6 *surface =
 | 
			
		||||
		roots_xdg_surface_v6_from_view(view)->xdg_surface_v6;
 | 
			
		||||
	wlr_xdg_surface_v6_for_each_surface(surface, iterator, user_data);
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
static void destroy(struct roots_view *view) {
 | 
			
		||||
	struct roots_xdg_surface_v6 *roots_xdg_surface =
 | 
			
		||||
		roots_xdg_surface_v6_from_view(view);
 | 
			
		||||
| 
						 | 
				
			
			@ -279,6 +286,7 @@ static const struct roots_view_interface view_impl = {
 | 
			
		|||
	.maximize = maximize,
 | 
			
		||||
	.set_fullscreen = set_fullscreen,
 | 
			
		||||
	.close = close,
 | 
			
		||||
	.for_each_surface = for_each_surface,
 | 
			
		||||
	.destroy = destroy,
 | 
			
		||||
};
 | 
			
		||||
 | 
			
		||||
| 
						 | 
				
			
			
 | 
			
		|||
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