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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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_PLATFORM_DRM_GPU_DRM_CONSOLE_BUFFER_H_ | 5 #ifndef UI_OZONE_PLATFORM_DRM_GPU_DRM_CONSOLE_BUFFER_H_ |
| 6 #define UI_OZONE_PLATFORM_DRM_GPU_DRM_CONSOLE_BUFFER_H_ | 6 #define UI_OZONE_PLATFORM_DRM_GPU_DRM_CONSOLE_BUFFER_H_ |
| 7 | 7 |
| 8 #include "base/macros.h" | 8 #include "base/macros.h" |
| 9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
| 10 #include "skia/ext/refptr.h" | 10 #include "third_party/skia/include/core/SkRefCnt.h" |
| 11 #include "third_party/skia/include/core/SkSurface.h" | 11 #include "third_party/skia/include/core/SkSurface.h" |
| 12 | 12 |
| 13 class SkCanvas; | 13 class SkCanvas; |
| 14 | 14 |
| 15 namespace ui { | 15 namespace ui { |
| 16 | 16 |
| 17 class DrmDevice; | 17 class DrmDevice; |
| 18 | 18 |
| 19 // Wrapper for the console buffer. This is the buffer that is allocated by | 19 // Wrapper for the console buffer. This is the buffer that is allocated by |
| 20 // default by the system and is used when no application is controlling the | 20 // default by the system and is used when no application is controlling the |
| 21 // CRTC. Keeps track of the native properties of the buffer and wraps the pixel | 21 // CRTC. Keeps track of the native properties of the buffer and wraps the pixel |
| 22 // memory into a SkSurface which can be used to draw into using Skia. | 22 // memory into a SkSurface which can be used to draw into using Skia. |
| 23 class DrmConsoleBuffer { | 23 class DrmConsoleBuffer { |
| 24 public: | 24 public: |
| 25 DrmConsoleBuffer(const scoped_refptr<DrmDevice>& drm, uint32_t framebuffer); | 25 DrmConsoleBuffer(const scoped_refptr<DrmDevice>& drm, uint32_t framebuffer); |
| 26 ~DrmConsoleBuffer(); | 26 ~DrmConsoleBuffer(); |
| 27 | 27 |
| 28 SkCanvas* canvas() { return surface_->getCanvas(); } | 28 SkCanvas* canvas() { return surface_->getCanvas(); } |
| 29 skia::RefPtr<SkImage> image() { | 29 sk_sp<SkImage> image() { return surface_->makeImageSnapshot(); } |
| 30 return skia::AdoptRef(surface_->newImageSnapshot()); | |
| 31 } | |
| 32 | 30 |
| 33 // Memory map the backing pixels and wrap them in |surface_|. | 31 // Memory map the backing pixels and wrap them in |surface_|. |
| 34 bool Initialize(); | 32 bool Initialize(); |
| 35 | 33 |
| 36 protected: | 34 protected: |
| 37 scoped_refptr<DrmDevice> drm_; | 35 scoped_refptr<DrmDevice> drm_; |
| 38 | 36 |
| 39 // Wrapper around the native pixel memory. | 37 // Wrapper around the native pixel memory. |
| 40 skia::RefPtr<SkSurface> surface_; | 38 sk_sp<SkSurface> surface_; |
| 41 | 39 |
| 42 // Length of a row of pixels. | 40 // Length of a row of pixels. |
| 43 uint32_t stride_ = 0; | 41 uint32_t stride_ = 0; |
| 44 | 42 |
| 45 // Buffer handle used by the DRM allocator. | 43 // Buffer handle used by the DRM allocator. |
| 46 uint32_t handle_ = 0; | 44 uint32_t handle_ = 0; |
| 47 | 45 |
| 48 // Buffer ID used by the DRM modesettings API. | 46 // Buffer ID used by the DRM modesettings API. |
| 49 uint32_t framebuffer_ = 0; | 47 uint32_t framebuffer_ = 0; |
| 50 | 48 |
| 51 // Memory map base address. | 49 // Memory map base address. |
| 52 void* mmap_base_ = nullptr; | 50 void* mmap_base_ = nullptr; |
| 53 | 51 |
| 54 // Memory map size. | 52 // Memory map size. |
| 55 size_t mmap_size_ = 0; | 53 size_t mmap_size_ = 0; |
| 56 | 54 |
| 57 DISALLOW_COPY_AND_ASSIGN(DrmConsoleBuffer); | 55 DISALLOW_COPY_AND_ASSIGN(DrmConsoleBuffer); |
| 58 }; | 56 }; |
| 59 | 57 |
| 60 } // namespace ui | 58 } // namespace ui |
| 61 | 59 |
| 62 #endif // UI_OZONE_PLATFORM_DRM_GPU_DRM_CONSOLE_BUFFER_H_ | 60 #endif // UI_OZONE_PLATFORM_DRM_GPU_DRM_CONSOLE_BUFFER_H_ |
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