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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 #include "content/browser/compositor/gpu_surfaceless_browser_compositor_output_s
urface.h" | 5 #include "content/browser/compositor/gpu_surfaceless_browser_compositor_output_s
urface.h" |
| 6 | 6 |
| 7 #include <utility> | 7 #include <utility> |
| 8 | 8 |
| 9 #include "cc/output/compositor_frame.h" | 9 #include "cc/output/compositor_frame.h" |
| 10 #include "cc/output/output_surface_client.h" | 10 #include "cc/output/output_surface_client.h" |
| 11 #include "components/display_compositor/buffer_queue.h" | |
| 12 #include "components/display_compositor/gl_helper.h" | |
| 13 #include "content/browser/compositor/browser_compositor_overlay_candidate_valida
tor.h" | 11 #include "content/browser/compositor/browser_compositor_overlay_candidate_valida
tor.h" |
| 12 #include "content/browser/compositor/buffer_queue.h" |
| 13 #include "content/browser/compositor/gl_helper.h" |
| 14 #include "content/browser/compositor/reflector_impl.h" | 14 #include "content/browser/compositor/reflector_impl.h" |
| 15 #include "content/browser/gpu/gpu_surface_tracker.h" | 15 #include "content/browser/gpu/gpu_surface_tracker.h" |
| 16 #include "content/common/gpu/client/context_provider_command_buffer.h" | 16 #include "content/common/gpu/client/context_provider_command_buffer.h" |
| 17 #include "gpu/GLES2/gl2extchromium.h" | 17 #include "gpu/GLES2/gl2extchromium.h" |
| 18 #include "gpu/command_buffer/client/gles2_interface.h" | 18 #include "gpu/command_buffer/client/gles2_interface.h" |
| 19 | 19 |
| 20 namespace content { | 20 namespace content { |
| 21 | 21 |
| 22 GpuSurfacelessBrowserCompositorOutputSurface:: | 22 GpuSurfacelessBrowserCompositorOutputSurface:: |
| 23 GpuSurfacelessBrowserCompositorOutputSurface( | 23 GpuSurfacelessBrowserCompositorOutputSurface( |
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| 42 capabilities_.flipped_output_surface = true; | 42 capabilities_.flipped_output_surface = true; |
| 43 // Set |max_frames_pending| to 2 for surfaceless, which aligns scheduling | 43 // Set |max_frames_pending| to 2 for surfaceless, which aligns scheduling |
| 44 // more closely with the previous surfaced behavior. | 44 // more closely with the previous surfaced behavior. |
| 45 // With a surface, swap buffer ack used to return early, before actually | 45 // With a surface, swap buffer ack used to return early, before actually |
| 46 // presenting the back buffer, enabling the browser compositor to run ahead. | 46 // presenting the back buffer, enabling the browser compositor to run ahead. |
| 47 // Surfaceless implementation acks at the time of actual buffer swap, which | 47 // Surfaceless implementation acks at the time of actual buffer swap, which |
| 48 // shifts the start of the new frame forward relative to the old | 48 // shifts the start of the new frame forward relative to the old |
| 49 // implementation. | 49 // implementation. |
| 50 capabilities_.max_frames_pending = 2; | 50 capabilities_.max_frames_pending = 2; |
| 51 | 51 |
| 52 gl_helper_.reset(new display_compositor::GLHelper( | 52 gl_helper_.reset(new GLHelper(context_provider_->ContextGL(), |
| 53 context_provider_->ContextGL(), context_provider_->ContextSupport())); | 53 context_provider_->ContextSupport())); |
| 54 output_surface_.reset(new display_compositor::BufferQueue( | 54 output_surface_.reset(new BufferQueue( |
| 55 context_provider_, target, internalformat_, gl_helper_.get(), | 55 context_provider_, target, internalformat_, gl_helper_.get(), |
| 56 gpu_memory_buffer_manager_, surface_id)); | 56 gpu_memory_buffer_manager_, surface_id)); |
| 57 output_surface_->Initialize(); | 57 output_surface_->Initialize(); |
| 58 } | 58 } |
| 59 | 59 |
| 60 GpuSurfacelessBrowserCompositorOutputSurface:: | 60 GpuSurfacelessBrowserCompositorOutputSurface:: |
| 61 ~GpuSurfacelessBrowserCompositorOutputSurface() { | 61 ~GpuSurfacelessBrowserCompositorOutputSurface() { |
| 62 } | 62 } |
| 63 | 63 |
| 64 bool GpuSurfacelessBrowserCompositorOutputSurface::IsDisplayedAsOverlayPlane() | 64 bool GpuSurfacelessBrowserCompositorOutputSurface::IsDisplayedAsOverlayPlane() |
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| 109 output_surface_->RecreateBuffers(); | 109 output_surface_->RecreateBuffers(); |
| 110 force_swap = true; | 110 force_swap = true; |
| 111 } | 111 } |
| 112 GpuBrowserCompositorOutputSurface::OnGpuSwapBuffersCompleted(latency_info, | 112 GpuBrowserCompositorOutputSurface::OnGpuSwapBuffersCompleted(latency_info, |
| 113 result); | 113 result); |
| 114 if (force_swap) | 114 if (force_swap) |
| 115 client_->SetNeedsRedrawRect(gfx::Rect(SurfaceSize())); | 115 client_->SetNeedsRedrawRect(gfx::Rect(SurfaceSize())); |
| 116 } | 116 } |
| 117 | 117 |
| 118 } // namespace content | 118 } // namespace content |
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