From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 gfx/layers/d3d11/GpuProcessD3D11QueryMap.h | 52 ++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 gfx/layers/d3d11/GpuProcessD3D11QueryMap.h

(limited to 'gfx/layers/d3d11/GpuProcessD3D11QueryMap.h')

diff --git a/gfx/layers/d3d11/GpuProcessD3D11QueryMap.h b/gfx/layers/d3d11/GpuProcessD3D11QueryMap.h
new file mode 100644
index 0000000000..85c46a12cb
--- /dev/null
+++ b/gfx/layers/d3d11/GpuProcessD3D11QueryMap.h
@@ -0,0 +1,52 @@
+/* -*- 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_GpuProcessD3D11QueryMap_H
+#define MOZILLA_GFX_GpuProcessD3D11QueryMap_H
+
+#include <d3d11.h>
+#include <unordered_map>
+
+#include "mozilla/gfx/2D.h"
+#include "mozilla/layers/LayersTypes.h"
+#include "mozilla/Maybe.h"
+#include "mozilla/Monitor.h"
+#include "mozilla/StaticPtr.h"
+
+namespace mozilla {
+namespace layers {
+
+/**
+ * A class to manage ID3D11Queries that is shared in GPU process.
+ */
+class GpuProcessD3D11QueryMap {
+ public:
+  static void Init();
+  static void Shutdown();
+  static GpuProcessD3D11QueryMap* Get() { return sInstance; }
+
+  GpuProcessD3D11QueryMap();
+  ~GpuProcessD3D11QueryMap();
+
+  void Register(GpuProcessQueryId aQueryId, ID3D11Query* aQuery);
+  void Unregister(GpuProcessQueryId aQueryId);
+
+  RefPtr<ID3D11Query> GetQuery(GpuProcessQueryId aQueryId);
+
+ private:
+  mutable Monitor mMonitor MOZ_UNANNOTATED;
+
+  std::unordered_map<GpuProcessQueryId, RefPtr<ID3D11Query>,
+                     GpuProcessQueryId::HashFn>
+      mD3D11QueriesById;
+
+  static StaticAutoPtr<GpuProcessD3D11QueryMap> sInstance;
+};
+
+}  // namespace layers
+}  // namespace mozilla
+
+#endif /* MOZILLA_GFX_GpuProcessD3D11QueryMap_H */
-- 
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