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# HG changeset patch
# User Andrew Comminos <acomminos@mozilla.com>
Bug 1180971 - Fix X11 SHM invalidation regions on HiDPI with GTK3. r=karlt
diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
index 19b634e..064116c 100644
--- a/widget/gtk/nsWindow.cpp
+++ b/widget/gtk/nsWindow.cpp
@@ -2264,17 +2264,17 @@ nsWindow::OnExposeEvent(cairo_t *cr)
ctx->SetOperator(gfxContext::OPERATOR_SOURCE);
ctx->SetPattern(pattern);
ctx->Paint();
}
}
}
# ifdef MOZ_HAVE_SHMIMAGE
if (mShmImage && MOZ_LIKELY(!mIsDestroyed)) {
- mShmImage->Put(mGdkWindow, exposeRegion);
+ mShmImage->Put(mGdkWindow, region);
}
# endif // MOZ_HAVE_SHMIMAGE
#endif // MOZ_X11
listener->DidPaintWindow();
// Synchronously flush any new dirty areas
#if (MOZ_WIDGET_GTK == 2)
@@ -6173,21 +6173,16 @@ nsWindow::EndRemoteDrawingInRegion(DrawTarget* aDrawTarget, nsIntRegion& aInvali
if (!mGdkWindow || mIsFullyObscured || !mHasMappedToplevel || mIsDestroyed ||
!mShmImage)
return;
if (mThebesSurface) {
aInvalidRegion.AndWith(nsIntRect(nsIntPoint(0, 0), mThebesSurface->GetSize()));
}
- gint scale = GdkScaleFactor();
- if (scale != 1) {
- aInvalidRegion.ScaleInverseRoundOut(scale, scale);
- }
-
mShmImage->Put(mGdkWindow, aInvalidRegion);
# endif // MOZ_HAVE_SHMIMAGE
#endif // MOZ_X11
}
// return the gfxASurface for rendering to this widget
gfxASurface*
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