From: Po Lu <luangruo@yahoo.com>
Date: Fri, 5 Nov 2021 07:27:36 +0000 (+0800)
Subject: Fix xwidget scrolling
X-Git-Tag: emacs-29.0.90~3671^2~140
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=650e5e8e9217767a499403348a1177251b89151b;p=emacs.git

Fix xwidget scrolling

* src/xterm.c (x_scroll_run): Use from_y and height.
---

diff --git a/src/xterm.c b/src/xterm.c
index 756a8dd1edf..9e0499ca0f2 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -4411,14 +4411,12 @@ x_scroll_run (struct window *w, struct run *run)
 	    {
 	      int window_y = view->y + view->clip_top;
 	      int window_height = view->clip_bottom - view->clip_top;
-	      int min_y = min (from_y, to_y);
-	      int max_y = max (from_y, to_y);
 
 	      Emacs_Rectangle r1, r2, result;
 	      r1.x = w->pixel_left;
-	      r1.y = min_y;
+	      r1.y = from_y;
 	      r1.width = w->pixel_width;
-	      r1.height = max_y - min_y;
+	      r1.height = height;
 	      r2 = r1;
 	      r2.y = window_y;
 	      r2.height = window_height;