1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/layers/d3d10/CanvasLayerD3D10.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,73 @@
1.4 +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef GFX_CANVASLAYERD3D10_H
1.10 +#define GFX_CANVASLAYERD3D10_H
1.11 +
1.12 +#include "LayerManagerD3D10.h"
1.13 +
1.14 +#include "mozilla/Preferences.h"
1.15 +
1.16 +namespace mozilla {
1.17 +
1.18 +namespace gl {
1.19 +class GLContext;
1.20 +}
1.21 +
1.22 +namespace layers {
1.23 +
1.24 +class CanvasLayerD3D10 : public CanvasLayer,
1.25 + public LayerD3D10
1.26 +{
1.27 +public:
1.28 + CanvasLayerD3D10(LayerManagerD3D10 *aManager);
1.29 + ~CanvasLayerD3D10();
1.30 +
1.31 + // CanvasLayer implementation
1.32 + virtual void Initialize(const Data& aData);
1.33 +
1.34 + // LayerD3D10 implementation
1.35 + virtual Layer* GetLayer();
1.36 + virtual void RenderLayer();
1.37 +
1.38 +private:
1.39 + typedef mozilla::gl::GLContext GLContext;
1.40 +
1.41 + void UpdateSurface();
1.42 +
1.43 + RefPtr<gfx::SourceSurface> mSurface;
1.44 + mozilla::RefPtr<mozilla::gfx::DrawTarget> mDrawTarget;
1.45 + nsRefPtr<GLContext> mGLContext;
1.46 + nsRefPtr<ID3D10Texture2D> mTexture;
1.47 + nsRefPtr<ID3D10ShaderResourceView> mUploadSRView;
1.48 + nsRefPtr<ID3D10ShaderResourceView> mSRView;
1.49 +
1.50 + bool mDataIsPremultiplied;
1.51 + bool mNeedsYFlip;
1.52 + bool mIsD2DTexture;
1.53 + bool mHasAlpha;
1.54 +
1.55 + nsAutoArrayPtr<uint8_t> mCachedTempBlob;
1.56 + uint32_t mCachedTempBlob_Size;
1.57 +
1.58 + uint8_t* GetTempBlob(const uint32_t aSize)
1.59 + {
1.60 + if (!mCachedTempBlob || aSize != mCachedTempBlob_Size) {
1.61 + mCachedTempBlob = new uint8_t[aSize];
1.62 + mCachedTempBlob_Size = aSize;
1.63 + }
1.64 +
1.65 + return mCachedTempBlob;
1.66 + }
1.67 +
1.68 + void DiscardTempBlob()
1.69 + {
1.70 + mCachedTempBlob = nullptr;
1.71 + }
1.72 +};
1.73 +
1.74 +} /* layers */
1.75 +} /* mozilla */
1.76 +#endif /* GFX_CANVASLAYERD3D10_H */
