/src/mozilla-central/gfx/gl/TextureImageEGL.h
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1 | | /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ |
2 | | /* This Source Code Form is subject to the terms of the Mozilla Public |
3 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
4 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
5 | | |
6 | | #ifndef TEXTUREIMAGEEGL_H_ |
7 | | #define TEXTUREIMAGEEGL_H_ |
8 | | |
9 | | #include "GLTextureImage.h" |
10 | | |
11 | | namespace mozilla { |
12 | | namespace gl { |
13 | | |
14 | | class TextureImageEGL final |
15 | | : public TextureImage |
16 | | { |
17 | | public: |
18 | | TextureImageEGL(GLuint aTexture, |
19 | | const gfx::IntSize& aSize, |
20 | | GLenum aWrapMode, |
21 | | ContentType aContentType, |
22 | | GLContext* aContext, |
23 | | Flags aFlags = TextureImage::NoFlags, |
24 | | TextureState aTextureState = Created, |
25 | | TextureImage::ImageFormat aImageFormat = SurfaceFormat::UNKNOWN); |
26 | | |
27 | | virtual ~TextureImageEGL(); |
28 | | |
29 | | virtual bool DirectUpdate(gfx::DataSourceSurface* aSurf, const nsIntRegion& aRegion, const gfx::IntPoint& aFrom = gfx::IntPoint(0,0)) override; |
30 | | |
31 | | virtual void BindTexture(GLenum aTextureUnit) override; |
32 | | |
33 | | virtual GLuint GetTextureID() override |
34 | 0 | { |
35 | 0 | // Ensure the texture is allocated before it is used. |
36 | 0 | if (mTextureState == Created) { |
37 | 0 | Resize(mSize); |
38 | 0 | } |
39 | 0 | return mTexture; |
40 | 0 | }; |
41 | | |
42 | | virtual void Resize(const gfx::IntSize& aSize) override; |
43 | | |
44 | | bool BindTexImage(); |
45 | | |
46 | | bool ReleaseTexImage(); |
47 | | |
48 | | virtual bool CreateEGLSurface(gfxASurface* aSurface) |
49 | 0 | { |
50 | 0 | return false; |
51 | 0 | } |
52 | | |
53 | | virtual void DestroyEGLSurface(void); |
54 | | |
55 | | protected: |
56 | | typedef gfxImageFormat ImageFormat; |
57 | | |
58 | | GLContext* mGLContext; |
59 | | |
60 | | gfx::SurfaceFormat mUpdateFormat; |
61 | | EGLImage mEGLImage; |
62 | | GLuint mTexture; |
63 | | EGLSurface mSurface; |
64 | | EGLConfig mConfig; |
65 | | TextureState mTextureState; |
66 | | |
67 | | bool mBound; |
68 | | }; |
69 | | |
70 | | already_AddRefed<TextureImage> |
71 | | CreateTextureImageEGL(GLContext* gl, |
72 | | const gfx::IntSize& aSize, |
73 | | TextureImage::ContentType aContentType, |
74 | | GLenum aWrapMode, |
75 | | TextureImage::Flags aFlags, |
76 | | TextureImage::ImageFormat aImageFormat); |
77 | | |
78 | | already_AddRefed<TextureImage> |
79 | | TileGenFuncEGL(GLContext* gl, |
80 | | const gfx::IntSize& aSize, |
81 | | TextureImage::ContentType aContentType, |
82 | | TextureImage::Flags aFlags, |
83 | | TextureImage::ImageFormat aImageFormat); |
84 | | |
85 | | } // namespace gl |
86 | | } // namespace mozilla |
87 | | |
88 | | #endif // TEXTUREIMAGEEGL_H_ |