From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/layers/wr/WebRenderImageHost.h | 100 +++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 gfx/layers/wr/WebRenderImageHost.h

(limited to 'gfx/layers/wr/WebRenderImageHost.h')

diff --git a/gfx/layers/wr/WebRenderImageHost.h b/gfx/layers/wr/WebRenderImageHost.h
new file mode 100644
index 0000000000..23e0f88f88
--- /dev/null
+++ b/gfx/layers/wr/WebRenderImageHost.h
@@ -0,0 +1,100 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef MOZILLA_GFX_WEBRENDERIMAGEHOST_H
+#define MOZILLA_GFX_WEBRENDERIMAGEHOST_H
+
+#include <deque>
+#include <unordered_map>
+
+#include "CompositableHost.h"               // for CompositableHost
+#include "mozilla/layers/ImageComposite.h"  // for ImageComposite
+#include "mozilla/WeakPtr.h"
+
+namespace mozilla {
+namespace layers {
+
+class AsyncImagePipelineManager;
+class WebRenderBridgeParent;
+class WebRenderBridgeParentRef;
+
+/**
+ * ImageHost. Works with ImageClientSingle and ImageClientBuffered
+ */
+class WebRenderImageHost : public CompositableHost, public ImageComposite {
+ public:
+  explicit WebRenderImageHost(const TextureInfo& aTextureInfo);
+  virtual ~WebRenderImageHost();
+
+  void UseTextureHost(const nsTArray<TimedTexture>& aTextures) override;
+  void RemoveTextureHost(TextureHost* aTexture) override;
+
+  void EnableRemoteTexturePushCallback(const RemoteTextureOwnerId aOwnerId,
+                                       const base::ProcessId aForPid,
+                                       const gfx::IntSize aSize,
+                                       const TextureFlags aFlags) override;
+
+  void NotifyPushTexture(const RemoteTextureId aTextureId,
+                         const RemoteTextureOwnerId aOwnerId,
+                         const base::ProcessId aForPid) override;
+
+  void Dump(std::stringstream& aStream, const char* aPrefix = "",
+            bool aDumpHtml = false) override;
+
+  void CleanupResources() override;
+
+  void OnReleased() override;
+
+  uint32_t GetDroppedFrames() override { return GetDroppedFramesAndReset(); }
+
+  WebRenderImageHost* AsWebRenderImageHost() override { return this; }
+
+  void PushPendingRemoteTexture(const RemoteTextureId aTextureId,
+                                const RemoteTextureOwnerId aOwnerId,
+                                const base::ProcessId aForPid,
+                                const gfx::IntSize aSize,
+                                const TextureFlags aFlags);
+  void UseRemoteTexture();
+
+  TextureHost* GetAsTextureHostForComposite(
+      AsyncImagePipelineManager* aAsyncImageManager);
+
+  void SetWrBridge(const wr::PipelineId& aPipelineId,
+                   WebRenderBridgeParent* aWrBridge);
+
+  void ClearWrBridge(const wr::PipelineId& aPipelineId,
+                     WebRenderBridgeParent* aWrBridge);
+
+  TextureHost* GetCurrentTextureHost() { return mCurrentTextureHost; }
+
+ protected:
+  // ImageComposite
+  TimeStamp GetCompositionTime() const override;
+  CompositionOpportunityId GetCompositionOpportunityId() const override;
+  void AppendImageCompositeNotification(
+      const ImageCompositeNotificationInfo& aInfo) const override;
+
+  void SetCurrentTextureHost(TextureHost* aTexture);
+
+  std::unordered_map<uint64_t, RefPtr<WebRenderBridgeParentRef>> mWrBridges;
+
+  AsyncImagePipelineManager* mCurrentAsyncImageManager;
+
+  CompositableTextureHostRef mCurrentTextureHost;
+
+  std::deque<CompositableTextureHostRef> mPendingRemoteTextureWrappers;
+  bool mWaitingReadyCallback = false;
+
+  Maybe<RemoteTextureOwnerId> mRemoteTextureOwnerIdOfPushCallback;
+  base::ProcessId mForPidOfPushCallback;
+  gfx::IntSize mSizeOfPushCallback;
+  TextureFlags mFlagsOfPushCallback = TextureFlags::NO_FLAGS;
+};
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif  // MOZILLA_GFX_WEBRENDERIMAGEHOST_H
-- 
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