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1 /* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */ |
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2 /* This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 #ifndef SHARED_SURFACEIO_H_ |
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7 #define SHARED_SURFACEIO_H_ |
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8 |
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9 #include "gfxImageSurface.h" |
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10 #include "SharedSurfaceGL.h" |
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11 #include "mozilla/RefPtr.h" |
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12 |
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13 class MacIOSurface; |
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14 |
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15 namespace mozilla { |
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16 namespace gl { |
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17 |
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18 class SharedSurface_IOSurface : public SharedSurface_GL |
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19 { |
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20 public: |
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21 static SharedSurface_IOSurface* Create(MacIOSurface* surface, GLContext *gl, bool hasAlpha); |
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22 |
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23 ~SharedSurface_IOSurface(); |
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24 |
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25 virtual void LockProdImpl() MOZ_OVERRIDE { } |
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26 virtual void UnlockProdImpl() MOZ_OVERRIDE { } |
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27 |
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28 virtual void Fence() MOZ_OVERRIDE; |
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29 virtual bool WaitSync() MOZ_OVERRIDE { return true; } |
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30 |
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31 virtual bool ReadPixels(GLint x, GLint y, GLsizei width, GLsizei height, |
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32 GLenum format, GLenum type, GLvoid *pixels) MOZ_OVERRIDE; |
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33 |
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34 virtual GLuint ProdTexture() MOZ_OVERRIDE { |
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35 return mProdTex; |
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36 } |
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37 |
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38 virtual GLenum ProdTextureTarget() const MOZ_OVERRIDE { |
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39 return LOCAL_GL_TEXTURE_RECTANGLE_ARB; |
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40 } |
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41 |
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42 static SharedSurface_IOSurface* Cast(SharedSurface *surf) { |
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43 MOZ_ASSERT(surf->Type() == SharedSurfaceType::IOSurface); |
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44 return static_cast<SharedSurface_IOSurface*>(surf); |
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45 } |
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46 |
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47 GLuint ConsTexture(GLContext* consGL); |
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48 |
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49 GLenum ConsTextureTarget() const { |
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50 return LOCAL_GL_TEXTURE_RECTANGLE_ARB; |
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51 } |
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52 |
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53 private: |
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54 SharedSurface_IOSurface(MacIOSurface* surface, GLContext* gl, const gfx::IntSize& size, bool hasAlpha); |
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55 |
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56 RefPtr<MacIOSurface> mSurface; |
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57 nsRefPtr<gfxImageSurface> mImageSurface; |
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58 GLuint mProdTex; |
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59 const GLContext* mCurConsGL; |
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60 GLuint mConsTex; |
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61 }; |
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62 |
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63 class SurfaceFactory_IOSurface : public SurfaceFactory_GL |
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64 { |
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65 public: |
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66 SurfaceFactory_IOSurface(GLContext* gl, |
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67 const SurfaceCaps& caps) |
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68 : SurfaceFactory_GL(gl, SharedSurfaceType::IOSurface, caps) |
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69 { |
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70 } |
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71 |
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72 protected: |
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73 virtual SharedSurface* CreateShared(const gfx::IntSize& size) MOZ_OVERRIDE; |
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74 }; |
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75 |
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76 } /* namespace gfx */ |
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77 } /* namespace mozilla */ |
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78 |
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79 #endif /* SHARED_SURFACEIO_H_ */ |