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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 CONTENT_RENDERER_GPU_MAILBOX_OUTPUT_SURFACE_H_ | 5 #ifndef CONTENT_RENDERER_GPU_MAILBOX_OUTPUT_SURFACE_H_ |
| 6 #define CONTENT_RENDERER_GPU_MAILBOX_OUTPUT_SURFACE_H_ | 6 #define CONTENT_RENDERER_GPU_MAILBOX_OUTPUT_SURFACE_H_ |
| 7 | 7 |
| 8 #include <queue> | 8 #include <queue> |
| 9 | 9 |
| 10 #include "cc/resources/transferable_resource.h" | 10 #include "cc/resources/transferable_resource.h" |
| 11 #include "content/renderer/gpu/compositor_output_surface.h" | 11 #include "content/renderer/gpu/compositor_output_surface.h" |
| 12 #include "ui/gfx/size.h" | 12 #include "ui/gfx/size.h" |
| 13 | 13 |
| 14 namespace cc { | 14 namespace cc { |
| 15 class CompositorFrameAck; | 15 class CompositorFrameAck; |
| 16 } | 16 } |
| 17 | 17 |
| 18 namespace content { | 18 namespace content { |
| 19 | 19 |
| 20 // Implementation of CompositorOutputSurface that renders to textures which | 20 // Implementation of CompositorOutputSurface that renders to textures which |
| 21 // are sent to the browser through the mailbox extension. | 21 // are sent to the browser through the mailbox extension. |
| 22 // This class can be created only on the main thread, but then becomes pinned | 22 // This class can be created only on the main thread, but then becomes pinned |
| 23 // to a fixed thread when bindToClient is called. | 23 // to a fixed thread when bindToClient is called. |
| 24 class MailboxOutputSurface : public CompositorOutputSurface { | 24 class MailboxOutputSurface : public CompositorOutputSurface { |
| 25 public: | 25 public: |
| 26 MailboxOutputSurface( | 26 MailboxOutputSurface( |
| 27 int32 routing_id, | 27 int32 routing_id, |
| 28 uint32 output_surface_id, | 28 uint32 output_surface_id, |
| 29 const scoped_refptr<ContextProviderCommandBuffer>& context_provider, | 29 const scoped_refptr<ContextProviderCommandBuffer>& context_provider, |
| 30 scoped_ptr<cc::SoftwareOutputDevice> software_device); | 30 scoped_ptr<cc::SoftwareOutputDevice> software_device, |
| 31 size_t max_transfer_buffer_usage_bytes); |
| 31 virtual ~MailboxOutputSurface(); | 32 virtual ~MailboxOutputSurface(); |
| 32 | 33 |
| 33 // cc::OutputSurface implementation. | 34 // cc::OutputSurface implementation. |
| 34 virtual void EnsureBackbuffer() OVERRIDE; | 35 virtual void EnsureBackbuffer() OVERRIDE; |
| 35 virtual void DiscardBackbuffer() OVERRIDE; | 36 virtual void DiscardBackbuffer() OVERRIDE; |
| 36 virtual void Reshape(gfx::Size size, float scale_factor) OVERRIDE; | 37 virtual void Reshape(gfx::Size size, float scale_factor) OVERRIDE; |
| 37 virtual void BindFramebuffer() OVERRIDE; | 38 virtual void BindFramebuffer() OVERRIDE; |
| 38 virtual void SwapBuffers(cc::CompositorFrame* frame) OVERRIDE; | 39 virtual void SwapBuffers(cc::CompositorFrame* frame) OVERRIDE; |
| 39 | 40 |
| 40 private: | 41 private: |
| (...skipping 21 matching lines...) Expand all Loading... |
| 62 std::deque<TransferableFrame> pending_textures_; | 63 std::deque<TransferableFrame> pending_textures_; |
| 63 std::queue<TransferableFrame> returned_textures_; | 64 std::queue<TransferableFrame> returned_textures_; |
| 64 | 65 |
| 65 uint32 fbo_; | 66 uint32 fbo_; |
| 66 bool is_backbuffer_discarded_; | 67 bool is_backbuffer_discarded_; |
| 67 }; | 68 }; |
| 68 | 69 |
| 69 } // namespace content | 70 } // namespace content |
| 70 | 71 |
| 71 #endif // CONTENT_RENDERER_GPU_MAILBOX_OUTPUT_SURFACE_H_ | 72 #endif // CONTENT_RENDERER_GPU_MAILBOX_OUTPUT_SURFACE_H_ |
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