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[2/2] ui/gtk-egl: fix scaling for cursor position in scanout mode

Message ID 20230320160856.364319-2-ernunes@redhat.com (mailing list archive)
State New, archived
Headers show
Series [1/2] ui/gtk: use widget size for cursor motion event | expand

Commit Message

Erico Nunes March 20, 2023, 4:08 p.m. UTC
vc->gfx.w and vc->gfx.h are not updated appropriately in this code path,
which leads to a different scaling factor for rendering the cursor on
some edge cases (e.g. the focus has left and re-entered the gtk window).
This can be reproduced using vhost-user-gpu with the gtk ui on the x11
backend.
Use the surface dimensions which are already updated accordingly.

Signed-off-by: Erico Nunes <ernunes@redhat.com>
---
 ui/gtk-egl.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index e84431790c..a4422be837 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -88,8 +88,8 @@  void gd_egl_draw(VirtualConsole *vc)
 #endif
         gd_egl_scanout_flush(&vc->gfx.dcl, 0, 0, vc->gfx.w, vc->gfx.h);
 
-        vc->gfx.scale_x = (double)ww / vc->gfx.w;
-        vc->gfx.scale_y = (double)wh / vc->gfx.h;
+        vc->gfx.scale_x = (double)ww / surface_width(vc->gfx.ds);
+        vc->gfx.scale_y = (double)wh / surface_height(vc->gfx.ds);
 
         glFlush();
 #ifdef CONFIG_GBM