1 files changed, 0 insertions, 111 deletions
diff --git a/mozilla-1693472.patch b/mozilla-1693472.patch
deleted file mode 100644
index 79a4009..0000000
--- a/mozilla-1693472.patch
+++ /dev/null
@@ -1,111 +0,0 @@
-changeset:   576074:12385afb25c9
-tag:         tip
-parent:      576071:a3bc2d23debb
-user:        stransky <stransky@redhat.com>
-date:        Wed Mar 31 16:37:22 2021 +0200
-files:       modules/libpref/init/StaticPrefList.yaml widget/gtk/WindowSurfaceWayland.cpp widget/gtk/WindowSurfaceWayland.h
-description:
-Bug 1693472 [Wayland] Always use direct drawing on KWim, r?jhorak
-
-Differential Revision: https://phabricator.services.mozilla.com/D110427
-
-
-diff --git a/modules/libpref/init/StaticPrefList.yaml b/modules/libpref/init/StaticPrefList.yaml
---- a/modules/libpref/init/StaticPrefList.yaml
-+++ b/modules/libpref/init/StaticPrefList.yaml
-@@ -10991,10 +10991,13 @@
-   mirror: always
- #endif
- 
--# Use smooth rendering for Wayland basic compositor.
-+# Smooth rendering mode for Wayland basic compositor.
-+# 0 - direct draw
-+# 1 - basic caching
-+# 2 - all caching
- - name: widget.wayland-smooth-rendering
--  type: RelaxedAtomicBool
--  value: false
-+  type: RelaxedAtomicUint32
-+  value: 1
-   mirror: always
- 
- # Use DMABuf backend for WebGL.
-diff --git a/widget/gtk/WindowSurfaceWayland.cpp b/widget/gtk/WindowSurfaceWayland.cpp
---- a/widget/gtk/WindowSurfaceWayland.cpp
-+++ b/widget/gtk/WindowSurfaceWayland.cpp
-@@ -487,6 +487,11 @@ WindowSurfaceWayland::WindowSurfaceWayla
-   for (int i = 0; i < BACK_BUFFER_NUM; i++) {
-     mShmBackupBuffer[i] = nullptr;
-   }
-+  // Use slow compositing on KDE only.
-+  const char* currentDesktop = getenv("XDG_CURRENT_DESKTOP");
-+  if (currentDesktop && strstr(currentDesktop, "KDE") != nullptr) {
-+    mSmoothRendering = CACHE_NONE;
-+  }
- }
- 
- WindowSurfaceWayland::~WindowSurfaceWayland() {
-@@ -817,13 +822,12 @@ already_AddRefed<gfx::DrawTarget> Window
-     mMozContainerRect = mozContainerSize;
-   }
- 
--  // We can draw directly only when we redraw significant part of the window
--  // to avoid flickering or do only fullscreen updates in smooth mode.
--  mDrawToWaylandBufferDirectly =
--      mSmoothRendering
--          ? windowRedraw
--          : (windowRedraw || (lockSize.width * 2 > mozContainerSize.width &&
--                              lockSize.height * 2 > mozContainerSize.height));
-+  mDrawToWaylandBufferDirectly = windowRedraw || mSmoothRendering == CACHE_NONE;
-+  if (!mDrawToWaylandBufferDirectly && mSmoothRendering == CACHE_SMALL) {
-+    mDrawToWaylandBufferDirectly =
-+        (lockSize.width * 2 > mozContainerSize.width &&
-+         lockSize.height * 2 > mozContainerSize.height);
-+  }
- 
-   if (!mDrawToWaylandBufferDirectly) {
-     // Don't switch wl_buffers when we cache drawings.
-diff --git a/widget/gtk/WindowSurfaceWayland.h b/widget/gtk/WindowSurfaceWayland.h
---- a/widget/gtk/WindowSurfaceWayland.h
-+++ b/widget/gtk/WindowSurfaceWayland.h
-@@ -149,19 +149,6 @@ class WindowSurfaceWayland : public Wind
- 
-   RefPtr<nsWaylandDisplay> GetWaylandDisplay() { return mWaylandDisplay; };
- 
--  // Image cache mode can be set by widget.wayland_cache_mode
--  typedef enum {
--    // Cache and clip all drawings, default. It's slowest
--    // but also without any rendered artifacts.
--    CACHE_ALL = 0,
--    // Cache drawing only when back buffer is missing. May produce
--    // some rendering artifacts and flickering when partial screen update
--    // is rendered.
--    CACHE_MISSING = 1,
--    // Don't cache anything, draw only when back buffer is available.
--    CACHE_NONE = 2
--  } RenderingCacheMode;
--
-  private:
-   WindowBackBuffer* GetWaylandBuffer();
-   WindowBackBuffer* SetNewWaylandBuffer();
-@@ -251,9 +238,18 @@ class WindowSurfaceWayland : public Wind
-   // This typically apply to popup windows.
-   bool mBufferNeedsClear;
- 
-+  typedef enum {
-+    // Don't cache anything, always draw directly to wl_buffer
-+    CACHE_NONE = 0,
-+    // Cache only small paints (smaller than 1/2 of screen).
-+    CACHE_SMALL = 1,
-+    // Cache all painting except fullscreen updates.
-+    CACHE_ALL = 2,
-+  } RenderingCacheMode;
-+
-   // Cache all drawings except fullscreen updates.
-   // Avoid any rendering artifacts for significant performance penality.
--  bool mSmoothRendering;
-+  unsigned int mSmoothRendering;
- 
-   gint mSurfaceReadyTimerID;
-   mozilla::Mutex mSurfaceLock;
-