From: Good Guy <good1.2guy@gmail.com>
Date: Tue, 4 Sep 2018 20:19:53 +0000 (-0600)
Subject: rescale refresh frame for X11 direct scaling
X-Git-Url: https://git.cinelerra-gg.org/git/?a=commitdiff_plain;h=11b3a0bebdfdfe15ca2985624244fd1acd978fe4;p=goodguy%2Fhistory.git

rescale refresh frame for X11 direct scaling
---

diff --git a/cinelerra-5.1/cinelerra/cwindowgui.C b/cinelerra-5.1/cinelerra/cwindowgui.C
index eca6fad0..3b1d0ac8 100644
--- a/cinelerra-5.1/cinelerra/cwindowgui.C
+++ b/cinelerra-5.1/cinelerra/cwindowgui.C
@@ -1082,6 +1082,15 @@ void CWindowCanvas::draw_refresh(int flush)
 				in_x2 > in_x1 &&
 				in_y2 > in_y1)
 			{
+// input scaled from session to refresh frame coordinates
+				int ow = get_output_w(mwindow->edl);
+				int oh = get_output_h(mwindow->edl);
+				int rw = refresh_frame->get_w();
+				int rh = refresh_frame->get_h();
+				float xs = (float)rw / ow;
+				float ys = (float)rh / oh;
+				in_x1 *= xs;  in_x2 *= xs;
+				in_y1 *= ys;  in_y2 *= ys;
 // Can't use OpenGL here because it is called asynchronously of the
 // playback operation.
 				get_canvas()->draw_vframe(refresh_frame,