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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ | 5 #ifndef UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ |
6 #define UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ | 6 #define UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
10 #include <memory> | 10 #include <memory> |
11 #include <vector> | 11 #include <vector> |
12 | 12 |
13 #include "base/callback.h" | 13 #include "base/callback.h" |
14 #include "base/macros.h" | 14 #include "base/macros.h" |
15 #include "base/memory/ref_counted.h" | 15 #include "base/memory/ref_counted.h" |
16 #include "base/native_library.h" | 16 #include "base/native_library.h" |
17 #include "ui/gfx/buffer_types.h" | 17 #include "ui/gfx/buffer_types.h" |
18 #include "ui/gfx/geometry/rect.h" | 18 #include "ui/gfx/geometry/rect.h" |
19 #include "ui/gfx/native_widget_types.h" | 19 #include "ui/gfx/native_widget_types.h" |
20 #include "ui/gfx/overlay_transform.h" | 20 #include "ui/gfx/overlay_transform.h" |
21 #include "ui/gl/gl_implementation.h" | 21 #include "ui/gl/gl_implementation.h" |
22 #include "ui/gl/gl_surface.h" | 22 #include "ui/gl/gl_surface.h" |
23 #include "ui/ozone/ozone_base_export.h" | 23 #include "ui/ozone/ozone_base_export.h" |
24 #include "ui/ozone/public/gl_ozone.h" | |
24 #include "ui/ozone/public/native_pixmap.h" | 25 #include "ui/ozone/public/native_pixmap.h" |
25 | 26 |
26 namespace ui { | 27 namespace ui { |
27 | 28 |
28 class NativePixmap; | 29 class NativePixmap; |
29 class SurfaceOzoneCanvas; | 30 class SurfaceOzoneCanvas; |
30 | 31 |
31 // The Ozone interface allows external implementations to hook into Chromium to | 32 // The Ozone interface allows external implementations to hook into Chromium to |
32 // provide a system specific implementation. The Ozone interface supports two | 33 // provide a system specific implementation. The Ozone interface supports two |
33 // drawing modes: 1) accelerated drawing using GL and 2) software drawing | 34 // drawing modes: 1) accelerated drawing using GL and 2) software drawing |
34 // through Skia. | 35 // through Skia. |
35 // | 36 // |
36 // If you want to paint on a window with ozone, you need to create a GLSurface | 37 // If you want to paint on a window with ozone, you need to create a GLSurface |
37 // or SurfaceOzoneCanvas for that window. The platform can support software, GL, | 38 // or SurfaceOzoneCanvas for that window. The platform can support software, GL, |
38 // or both for painting on the window. The following functionality is specific | 39 // or both for painting on the window. The following functionality is specific |
39 // to the drawing mode and may not have any meaningful implementation in the | 40 // to the drawing mode and may not have any meaningful implementation in the |
40 // other mode. An implementation must provide functionality for at least one | 41 // other mode. An implementation must provide functionality for at least one |
41 // mode. | 42 // mode. |
42 // | 43 // |
43 // 1) Accelerated Drawing (GL path): | 44 // 1) Accelerated Drawing (GL path): |
44 // | 45 // |
45 // The following functions are specific to GL: | 46 // The following functions are specific to GL: |
46 // - GetNativeDisplay (EGL only) | 47 // - GetAllowedGLImplementations |
47 // - LoadEGLGLES2Bindings (EGL only) | 48 // - GetOzoneGLementation (along with the associated GLOzone) |
48 // - CreateViewGLSurface (all GL implementations) | |
49 // - CreateSurfacelessViewGLSurface (EGL only) | |
50 // - CreateOffscreenGLSurface (all GL implementations) | |
51 // | 49 // |
52 // 2) Software Drawing (Skia): | 50 // 2) Software Drawing (Skia): |
53 // | 51 // |
54 // The following function is specific to the software path: | 52 // The following function is specific to the software path: |
55 // - CreateCanvasForWidget | 53 // - CreateCanvasForWidget |
56 // | 54 // |
57 // The accelerated path can optionally provide support for the software drawing | 55 // The accelerated path can optionally provide support for the software drawing |
58 // path. | 56 // path. |
59 // | 57 // |
60 // The remaining functions are not covered since they are needed in both drawing | 58 // The remaining functions are not covered since they are needed in both drawing |
61 // modes (See comments bellow for descriptions). | 59 // modes (See comments bellow for descriptions). |
62 class OZONE_BASE_EXPORT SurfaceFactoryOzone { | 60 class OZONE_BASE_EXPORT SurfaceFactoryOzone { |
63 public: | 61 public: |
64 // Returns native platform display handle. This is used to obtain the EGL | 62 // Returns a list of allowed GL implementations. The default implementation |
65 // display connection for the native display. | 63 // will be the first item. |
64 virtual std::vector<gl::GLImplementation> GetAllowedGLImplementations(); | |
rjkroege
2016/08/26 19:55:53
How hard to you think that it would be move this i
kylechar
2016/08/29 15:38:15
Not super hard but I don't think it's worth it. Th
| |
65 | |
66 // Returns the GLOzone to use for the specified GL implementation, or null if | |
67 // GL implementation doesn't exist. | |
68 virtual GLOzone* GetGLOzone(gl::GLImplementation implemenation); | |
69 | |
70 // DEPRECATED(kylechar): Implement GLOzoneEGL instead. | |
66 virtual intptr_t GetNativeDisplay(); | 71 virtual intptr_t GetNativeDisplay(); |
67 | 72 |
68 // Creates a GL surface that renders directly to a view for the specified GL | 73 // DEPRECATED(kylechar): Implement GLOzone instead. |
69 // implementation. | |
70 virtual scoped_refptr<gl::GLSurface> CreateViewGLSurface( | 74 virtual scoped_refptr<gl::GLSurface> CreateViewGLSurface( |
71 gl::GLImplementation implementation, | 75 gl::GLImplementation implementation, |
72 gfx::AcceleratedWidget widget); | 76 gfx::AcceleratedWidget widget); |
73 | 77 |
74 // Creates a GL surface that renders directly into a window with surfaceless | 78 // DEPRECATED(kylechar): Implement GLOzone instead. |
75 // semantics for the specified GL implementation. The surface is not backed | |
76 // by any buffers and is used for overlay-only displays. This will return | |
77 // nullptr if surfaceless mode unsupported. | |
78 virtual scoped_refptr<gl::GLSurface> CreateSurfacelessViewGLSurface( | 79 virtual scoped_refptr<gl::GLSurface> CreateSurfacelessViewGLSurface( |
79 gl::GLImplementation implementation, | 80 gl::GLImplementation implementation, |
80 gfx::AcceleratedWidget widget); | 81 gfx::AcceleratedWidget widget); |
81 | 82 |
82 // Creates a GL surface used for offscreen rendering for the specified GL | 83 // DEPRECATED(kylechar): Implement GLOzone instead. |
83 // implementation. | |
84 virtual scoped_refptr<gl::GLSurface> CreateOffscreenGLSurface( | 84 virtual scoped_refptr<gl::GLSurface> CreateOffscreenGLSurface( |
85 gl::GLImplementation implementation, | 85 gl::GLImplementation implementation, |
86 const gfx::Size& size); | 86 const gfx::Size& size); |
87 | 87 |
88 // Create SurfaceOzoneCanvas for the specified gfx::AcceleratedWidget. | 88 // Create SurfaceOzoneCanvas for the specified gfx::AcceleratedWidget. |
89 // | 89 // |
90 // Note: The platform must support creation of SurfaceOzoneCanvas from the | 90 // Note: The platform must support creation of SurfaceOzoneCanvas from the |
91 // Browser Process using only the handle contained in gfx::AcceleratedWidget. | 91 // Browser Process using only the handle contained in gfx::AcceleratedWidget. |
92 virtual std::unique_ptr<SurfaceOzoneCanvas> CreateCanvasForWidget( | 92 virtual std::unique_ptr<SurfaceOzoneCanvas> CreateCanvasForWidget( |
93 gfx::AcceleratedWidget widget); | 93 gfx::AcceleratedWidget widget); |
94 | 94 |
95 // Sets up GL bindings for the native surface. | 95 // DEPRECATED(kylechar): Implement GLOzoneEGL instead. |
96 virtual bool LoadEGLGLES2Bindings(); | 96 virtual bool LoadEGLGLES2Bindings(); |
97 | 97 |
98 // Returns all scanout formats for |widget| representing a particular display | 98 // Returns all scanout formats for |widget| representing a particular display |
99 // controller or default display controller for kNullAcceleratedWidget. | 99 // controller or default display controller for kNullAcceleratedWidget. |
100 virtual std::vector<gfx::BufferFormat> GetScanoutFormats( | 100 virtual std::vector<gfx::BufferFormat> GetScanoutFormats( |
101 gfx::AcceleratedWidget widget); | 101 gfx::AcceleratedWidget widget); |
102 | 102 |
103 // Create a single native buffer to be used for overlay planes or zero copy | 103 // Create a single native buffer to be used for overlay planes or zero copy |
104 // for |widget| representing a particular display controller or default | 104 // for |widget| representing a particular display controller or default |
105 // display controller for kNullAcceleratedWidget. | 105 // display controller for kNullAcceleratedWidget. |
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122 SurfaceFactoryOzone(); | 122 SurfaceFactoryOzone(); |
123 virtual ~SurfaceFactoryOzone(); | 123 virtual ~SurfaceFactoryOzone(); |
124 | 124 |
125 private: | 125 private: |
126 DISALLOW_COPY_AND_ASSIGN(SurfaceFactoryOzone); | 126 DISALLOW_COPY_AND_ASSIGN(SurfaceFactoryOzone); |
127 }; | 127 }; |
128 | 128 |
129 } // namespace ui | 129 } // namespace ui |
130 | 130 |
131 #endif // UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ | 131 #endif // UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ |
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