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-rw-r--r--gfx/gl/SharedSurfaceANGLE.h69
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diff --git a/gfx/gl/SharedSurfaceANGLE.h b/gfx/gl/SharedSurfaceANGLE.h
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+/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
+/* 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 SHARED_SURFACE_ANGLE_H_
+#define SHARED_SURFACE_ANGLE_H_
+
+#include <windows.h>
+#include <memory>
+#include "SharedSurface.h"
+
+struct IDXGIKeyedMutex;
+struct ID3D11Texture2D;
+
+namespace mozilla {
+namespace gl {
+
+class GLContext;
+class EglDisplay;
+
+class SharedSurface_ANGLEShareHandle final : public SharedSurface {
+ public:
+ const std::weak_ptr<EglDisplay> mEGL;
+ const EGLSurface mPBuffer;
+ const HANDLE mShareHandle;
+ const RefPtr<IDXGIKeyedMutex> mKeyedMutex;
+
+ static UniquePtr<SharedSurface_ANGLEShareHandle> Create(
+ const SharedSurfaceDesc&);
+
+ private:
+ SharedSurface_ANGLEShareHandle(const SharedSurfaceDesc&,
+ const std::weak_ptr<EglDisplay>& egl,
+ EGLSurface pbuffer, HANDLE shareHandle,
+ const RefPtr<IDXGIKeyedMutex>& keyedMutex);
+
+ public:
+ virtual ~SharedSurface_ANGLEShareHandle();
+
+ virtual void LockProdImpl() override;
+ virtual void UnlockProdImpl() override;
+
+ virtual void ProducerAcquireImpl() override;
+ virtual void ProducerReleaseImpl() override;
+ virtual void ProducerReadAcquireImpl() override;
+ virtual void ProducerReadReleaseImpl() override;
+
+ Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
+};
+
+class SurfaceFactory_ANGLEShareHandle final : public SurfaceFactory {
+ public:
+ static UniquePtr<SurfaceFactory_ANGLEShareHandle> Create(GLContext& gl);
+
+ private:
+ explicit SurfaceFactory_ANGLEShareHandle(const PartialSharedSurfaceDesc& desc)
+ : SurfaceFactory(desc) {}
+
+ virtual UniquePtr<SharedSurface> CreateSharedImpl(
+ const SharedSurfaceDesc& desc) override {
+ return SharedSurface_ANGLEShareHandle::Create(desc);
+ }
+};
+
+} // namespace gl
+} /* namespace mozilla */
+
+#endif /* SHARED_SURFACE_ANGLE_H_ */