winwidget_render_image: scale-down: fix fullscreen check

We need to check whether the winwidget is fullscreen at the moment, not
whether feh was started with --full-screen.

Closes #794

1 files changed, 2 insertions, 2 deletions

diff --git a/src/winwidget.c b/src/winwidget.c
index bda946a..3b90158 100644
--- a/src/winwidget.c
+++ b/src/winwidget.c
@@ -551,13 +551,13 @@ void winwidget_render_image(winwidget winwid, int resize, int force_alias)
 	dh = (winwid->h - winwid->im_y);
 	if (calc_w < dw) {
 		dw = calc_w;
-		if (!opt.full_screen) {
+		if (!winwid->full_screen) {
 			dx = 0;
 		}
 	}
 	if (calc_h < dh) {
 		dh = calc_h;
-		if (!opt.full_screen) {
+		if (!winwid->full_screen) {
 			dy = 0;
 		}
 	}