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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /gfx/layers/D3D9SurfaceImage.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/layers/D3D9SurfaceImage.h')
-rw-r--r--gfx/layers/D3D9SurfaceImage.h86
1 files changed, 86 insertions, 0 deletions
diff --git a/gfx/layers/D3D9SurfaceImage.h b/gfx/layers/D3D9SurfaceImage.h
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+/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * 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 GFX_D3DSURFACEIMAGE_H
+#define GFX_D3DSURFACEIMAGE_H
+
+#include "mozilla/RefPtr.h"
+#include "ImageContainer.h"
+#include "d3d9.h"
+#include "mozilla/layers/TextureClientRecycleAllocator.h"
+
+namespace mozilla {
+namespace layers {
+
+class TextureClient;
+
+class D3D9RecycleAllocator : public TextureClientRecycleAllocator
+{
+public:
+ explicit D3D9RecycleAllocator(KnowsCompositor* aAllocator,
+ IDirect3DDevice9* aDevice)
+ : TextureClientRecycleAllocator(aAllocator)
+ , mDevice(aDevice)
+ {}
+
+ already_AddRefed<TextureClient>
+ CreateOrRecycleClient(gfx::SurfaceFormat aFormat,
+ const gfx::IntSize& aSize);
+
+protected:
+ virtual already_AddRefed<TextureClient>
+ Allocate(gfx::SurfaceFormat aFormat,
+ gfx::IntSize aSize,
+ BackendSelector aSelector,
+ TextureFlags aTextureFlags,
+ TextureAllocationFlags aAllocFlags) override;
+
+ RefPtr<IDirect3DDevice9> mDevice;
+};
+
+// Image class that wraps a IDirect3DSurface9. This class copies the image
+// passed into SetData(), so that it can be accessed from other D3D devices.
+// This class also manages the synchronization of the copy, to ensure the
+// resource is ready to use.
+class D3D9SurfaceImage : public Image {
+public:
+ explicit D3D9SurfaceImage();
+ virtual ~D3D9SurfaceImage();
+
+ HRESULT AllocateAndCopy(D3D9RecycleAllocator* aAllocator,
+ IDirect3DSurface9* aSurface,
+ const gfx::IntRect& aRegion);
+
+ // Returns the description of the shared surface.
+ const D3DSURFACE_DESC& GetDesc() const;
+
+ gfx::IntSize GetSize() override;
+
+ virtual already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;
+
+ virtual TextureClient* GetTextureClient(KnowsCompositor* aForwarder) override;
+
+ already_AddRefed<IDirect3DSurface9> GetD3D9Surface();
+
+ HANDLE GetShareHandle() const;
+
+ virtual bool IsValid() override { return mValid; }
+
+ void Invalidate() { mValid = false; }
+
+private:
+
+ gfx::IntSize mSize;
+ RefPtr<TextureClient> mTextureClient;
+ RefPtr<IDirect3DTexture9> mTexture;
+ HANDLE mShareHandle;
+ D3DSURFACE_DESC mDesc;
+ bool mValid;
+};
+
+} // namepace layers
+} // namespace mozilla
+
+#endif // GFX_D3DSURFACEIMAGE_H