tor-browser

commit ef8ac4ef583008db87b924703340666f173e8ff9
parent ecb3a4ee22be3258fc8bec32c81ea37b299bdbce
Author: stransky <stransky@redhat.com>
Date:   Mon, 15 Dec 2025 09:45:48 +0000

Bug 2004199 [Wayland/HDR] Round transformed buffer source coordinates r=emilio

Differential Revision: https://phabricator.services.mozilla.com/D276202

Diffstat:
M
gfx/layers/NativeLayerWayland.cpp
 | 
15
+++++++++++++--

1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/gfx/layers/NativeLayerWayland.cpp b/gfx/layers/NativeLayerWayland.cpp
@@ -802,11 +802,22 @@ void NativeLayerWayland::UpdateLayerPlacementLocked(
   mSurface->MoveLocked(aProofOfLock, rect.TopLeft());
   mSurface->SetViewPortDestLocked(aProofOfLock, rect.Size());
 
+  LOGVERBOSE(
+      "NativeLayerWayland::UpdateLayerPlacement(): destination [%d,%d] -> [%d "
+      "x %d]",
+      rect.x, rect.y, rect.width, rect.height);
+
   auto transform2DInversed = transform2D.Inverse();
   Rect bufferClip = transform2DInversed.TransformBounds(surfaceRectClipped);
-  mSurface->SetViewPortSourceRectLocked(
-      aProofOfLock,
+  auto viewportRect = gfx::RoundedToInt(
       bufferClip.Intersect(Rect(0, 0, mSize.width, mSize.height)));
+
+  LOGVERBOSE(
+      "NativeLayerWayland::UpdateLayerPlacement(): source [%d,%d] -> [%d x %d]",
+      viewportRect.x, viewportRect.y, viewportRect.width, viewportRect.height);
+
+  mSurface->SetViewPortSourceRectLocked(
+      aProofOfLock, DesktopIntRect::FromUnknownRect(viewportRect));
 }
 
 void NativeLayerWayland::RenderLayer(double aScale) {