diff options
Diffstat (limited to 'crates/wayland/src/udev/render.rs')
| -rw-r--r-- | crates/wayland/src/udev/render.rs | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/crates/wayland/src/udev/render.rs b/crates/wayland/src/udev/render.rs index 9642603..6c9c7d2 100644 --- a/crates/wayland/src/udev/render.rs +++ b/crates/wayland/src/udev/render.rs @@ -329,7 +329,30 @@ impl CompState { if let Some(dwindow) = self.id_to_window.get(&id) { if let Some(surface) = crate::elements::window_wl_surface(dwindow) { let band = if w.decorated { srdwm_core::TITLEBAR_HEIGHT as i32 } else { 0 }; - let pos = (geom.x - origin.x, geom.y + band - origin.y); + // `dwindow.geometry().loc` is the client's own + // `xdg_surface.set_window_geometry` offset -- + // GTK4 CSD clients (Firefox concretely) declare + // their real visible content as a sub-rect + // inset within a larger buffer that also holds + // an invisible shadow-reservation margin, even + // once the tiled-state hint (`sync_geometry`, + // `xdg_toplevel::State::Tiled*`) has told them + // to skip drawing that shadow - the margin + // itself, not just its decoration, stays + // reserved in the buffer. Never subtracting + // this meant every such client's buffer origin + // (0,0) - the *outer* edge of that invisible + // margin - landed exactly at `geom.x,geom.y`, + // leaving the margin's width/height of genuine + // gap (wallpaper visible through it) between + // the border this compositor draws and where + // the client's actual visible content begins. + // Reported live as "an extra layer or border + // over each window" - confirmed by diffing a + // corner crop against the real wallpaper at + // that exact screen position, pixel for pixel. + let content_offset = dwindow.geometry().loc; + let pos = (geom.x - origin.x - content_offset.x, geom.y + band - origin.y - content_offset.y); let mut rounded_elem = None; if rounded_corners_enabled { let epoch = self.content_epoch.get(&id).copied().unwrap_or(0); |