wlroots: adapt to scene fractional position changes

sway/desktop/layer_shell.c

@@ -346,7 +346,7 @@ static void popup_unconstrain(struct sway_layer_popup *popup) {
 		return;
 	}
 
-	int lx, ly;
+	double lx, ly;
 	wlr_scene_node_coords(&popup->toplevel->scene->tree->node, &lx, &ly);
 
 	// the output box expressed in the coordinate system of the toplevel parent

sway/desktop/output.c

@@ -142,7 +142,7 @@ static struct buffer_timer *buffer_timer_get_or_create(struct wlr_scene_buffer *
 }
 
 static void send_frame_done_iterator(struct wlr_scene_buffer *buffer,
-		int x, int y, void *user_data) {
+		double x, double y, void *user_data) {
 	struct send_frame_done_data *data = user_data;
 	struct sway_output *output = data->output;
 	int view_max_render_time = 0;

sway/desktop/transaction.c

@@ -623,7 +623,7 @@ void arrange_popups(struct wlr_scene_tree *popups) {
 			SWAY_SCENE_DESC_POPUP);
 
 		if (popup) {
-			int lx, ly;
+			double lx, ly;
 			wlr_scene_node_coords(popup->relative, &lx, &ly);
 			wlr_scene_node_set_position(node, lx, ly);
 		}

sway/desktop/xdg_shell.c

@@ -364,7 +364,7 @@ static void handle_new_popup(struct wl_listener *listener, void *data) {
 		return;
 	}
 
-	int lx, ly;
+	double lx, ly;
 	wlr_scene_node_coords(&popup->view->content_tree->node, &lx, &ly);
 	wlr_scene_node_set_position(&popup->scene_tree->node, lx, ly);
 }

sway/input/text_input.c

@@ -136,7 +136,10 @@ static void constrain_popup(struct sway_input_popup *popup) {
 	}
 
 	struct wlr_box parent = {0};
-	wlr_scene_node_coords(&popup->desc.relative->parent->node, &parent.x, &parent.y);
+	double lx, ly;
+	wlr_scene_node_coords(&popup->desc.relative->parent->node, &lx, &ly);
+	parent.x = lx;
+	parent.y = ly;
 
 	struct wlr_box geo = {0};
 	struct wlr_output *output;

sway/tree/view.c

@@ -1178,7 +1178,7 @@ void view_remove_saved_buffer(struct sway_view *view) {
 }
 
 static void view_save_buffer_iterator(struct wlr_scene_buffer *buffer,
-		int sx, int sy, void *data) {
+		double sx, double sy, void *data) {
 	struct wlr_scene_tree *tree = data;
 
 	struct wlr_scene_buffer *sbuf = wlr_scene_buffer_create(tree, NULL);
@@ -1238,7 +1238,7 @@ bool view_can_tear(struct sway_view *view) {
 }
 
 static void send_frame_done_iterator(struct wlr_scene_buffer *scene_buffer,
-		int x, int y, void *data) {
+		double x, double y, void *data) {
 	struct timespec *when = data;
 	wl_signal_emit_mutable(&scene_buffer->events.frame_done, when);
 }