gecko-dev/gfx/layers/mlgpu/TextureSourceProviderMLGPU.h

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1.8 KiB
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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