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-rw-r--r--gfx/layers/mlgpu/TextureSourceProviderMLGPU.h56
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diff --git a/gfx/layers/mlgpu/TextureSourceProviderMLGPU.h b/gfx/layers/mlgpu/TextureSourceProviderMLGPU.h
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+/* -*- 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_layers_mlgpu_TextureSourceProviderMLGPU_h
+#define mozilla_gfx_layers_mlgpu_TextureSourceProviderMLGPU_h
+
+#include "mozilla/layers/TextureSourceProvider.h"
+
+namespace mozilla {
+namespace layers {
+
+class MLGDevice;
+class LayerManagerMLGPU;
+
+class TextureSourceProviderMLGPU final : public TextureSourceProvider {
+ public:
+ TextureSourceProviderMLGPU(LayerManagerMLGPU* aLayerManager,
+ MLGDevice* aDevice);
+ virtual ~TextureSourceProviderMLGPU();
+
+ already_AddRefed<DataTextureSource> CreateDataTextureSource(
+ TextureFlags aFlags) override;
+
+ already_AddRefed<DataTextureSource> CreateDataTextureSourceAround(
+ gfx::DataSourceSurface* aSurface) override;
+
+ void UnlockAfterComposition(TextureHost* aTexture) override;
+ bool NotifyNotUsedAfterComposition(TextureHost* aTextureHost) override;
+
+ int32_t GetMaxTextureSize() const override;
+ TimeStamp GetLastCompositionEndTime() const override;
+ bool SupportsEffect(EffectTypes aEffect) override;
+ bool IsValid() const override;
+
+#ifdef XP_WIN
+ ID3D11Device* GetD3D11Device() const override;
+#endif
+
+ void ReadUnlockTextures() { TextureSourceProvider::ReadUnlockTextures(); }
+
+ // Release references to the layer manager.
+ void Destroy() override;
+
+ private:
+ // Using RefPtr<> here would be a circular reference.
+ LayerManagerMLGPU* mLayerManager;
+ RefPtr<MLGDevice> mDevice;
+};
+
+} // namespace layers
+} // namespace mozilla
+
+#endif // mozilla_gfx_layers_mlgpu_TextureSourceProviderMLGPU_h