gfx/layers/d3d10/CanvasLayerD3D10.h

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0 2 * This Source Code Form is subject to the terms of the Mozilla Public
michael@0 3 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 5
michael@0 6 #ifndef GFX_CANVASLAYERD3D10_H
michael@0 7 #define GFX_CANVASLAYERD3D10_H
michael@0 8
michael@0 9 #include "LayerManagerD3D10.h"
michael@0 10
michael@0 11 #include "mozilla/Preferences.h"
michael@0 12
michael@0 13 namespace mozilla {
michael@0 14
michael@0 15 namespace gl {
michael@0 16 class GLContext;
michael@0 17 }
michael@0 18
michael@0 19 namespace layers {
michael@0 20
michael@0 21 class CanvasLayerD3D10 : public CanvasLayer,
michael@0 22 public LayerD3D10
michael@0 23 {
michael@0 24 public:
michael@0 25 CanvasLayerD3D10(LayerManagerD3D10 *aManager);
michael@0 26 ~CanvasLayerD3D10();
michael@0 27
michael@0 28 // CanvasLayer implementation
michael@0 29 virtual void Initialize(const Data& aData);
michael@0 30
michael@0 31 // LayerD3D10 implementation
michael@0 32 virtual Layer* GetLayer();
michael@0 33 virtual void RenderLayer();
michael@0 34
michael@0 35 private:
michael@0 36 typedef mozilla::gl::GLContext GLContext;
michael@0 37
michael@0 38 void UpdateSurface();
michael@0 39
michael@0 40 RefPtr<gfx::SourceSurface> mSurface;
michael@0 41 mozilla::RefPtr<mozilla::gfx::DrawTarget> mDrawTarget;
michael@0 42 nsRefPtr<GLContext> mGLContext;
michael@0 43 nsRefPtr<ID3D10Texture2D> mTexture;
michael@0 44 nsRefPtr<ID3D10ShaderResourceView> mUploadSRView;
michael@0 45 nsRefPtr<ID3D10ShaderResourceView> mSRView;
michael@0 46
michael@0 47 bool mDataIsPremultiplied;
michael@0 48 bool mNeedsYFlip;
michael@0 49 bool mIsD2DTexture;
michael@0 50 bool mHasAlpha;
michael@0 51
michael@0 52 nsAutoArrayPtr<uint8_t> mCachedTempBlob;
michael@0 53 uint32_t mCachedTempBlob_Size;
michael@0 54
michael@0 55 uint8_t* GetTempBlob(const uint32_t aSize)
michael@0 56 {
michael@0 57 if (!mCachedTempBlob || aSize != mCachedTempBlob_Size) {
michael@0 58 mCachedTempBlob = new uint8_t[aSize];
michael@0 59 mCachedTempBlob_Size = aSize;
michael@0 60 }
michael@0 61
michael@0 62 return mCachedTempBlob;
michael@0 63 }
michael@0 64
michael@0 65 void DiscardTempBlob()
michael@0 66 {
michael@0 67 mCachedTempBlob = nullptr;
michael@0 68 }
michael@0 69 };
michael@0 70
michael@0 71 } /* layers */
michael@0 72 } /* mozilla */
michael@0 73 #endif /* GFX_CANVASLAYERD3D10_H */

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