| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "content/browser/compositor/software_browser_compositor_output_surface.h" |
| |
| #include <utility> |
| |
| #include "base/bind.h" |
| #include "base/location.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "base/time/time.h" |
| #include "build/build_config.h" |
| #include "cc/output/output_surface_client.h" |
| #include "cc/output/output_surface_frame.h" |
| #include "cc/output/software_output_device.h" |
| #include "content/browser/renderer_host/render_widget_host_impl.h" |
| #include "ui/events/latency_info.h" |
| #include "ui/gfx/vsync_provider.h" |
| |
| namespace content { |
| |
| SoftwareBrowserCompositorOutputSurface::SoftwareBrowserCompositorOutputSurface( |
| std::unique_ptr<cc::SoftwareOutputDevice> software_device, |
| const UpdateVSyncParametersCallback& update_vsync_parameters_callback, |
| scoped_refptr<base::SingleThreadTaskRunner> task_runner) |
| : BrowserCompositorOutputSurface(std::move(software_device), |
| update_vsync_parameters_callback), |
| task_runner_(std::move(task_runner)), |
| weak_factory_(this) {} |
| |
| SoftwareBrowserCompositorOutputSurface:: |
| ~SoftwareBrowserCompositorOutputSurface() { |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::BindToClient( |
| cc::OutputSurfaceClient* client) { |
| DCHECK(client); |
| DCHECK(!client_); |
| client_ = client; |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::EnsureBackbuffer() { |
| software_device()->EnsureBackbuffer(); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::DiscardBackbuffer() { |
| software_device()->DiscardBackbuffer(); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::BindFramebuffer() { |
| // Not used for software surfaces. |
| NOTREACHED(); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::Reshape( |
| const gfx::Size& size, |
| float device_scale_factor, |
| const gfx::ColorSpace& color_space, |
| bool has_alpha) { |
| software_device()->Resize(size, device_scale_factor); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::SwapBuffers( |
| cc::OutputSurfaceFrame frame) { |
| DCHECK(client_); |
| base::TimeTicks swap_time = base::TimeTicks::Now(); |
| for (auto& latency : frame.latency_info) { |
| latency.AddLatencyNumberWithTimestamp( |
| ui::INPUT_EVENT_GPU_SWAP_BUFFER_COMPONENT, 0, 0, swap_time, 1); |
| latency.AddLatencyNumberWithTimestamp( |
| ui::INPUT_EVENT_LATENCY_TERMINATED_FRAME_SWAP_COMPONENT, 0, 0, |
| swap_time, 1); |
| } |
| task_runner_->PostTask(FROM_HERE, |
| base::Bind(&RenderWidgetHostImpl::CompositorFrameDrawn, |
| frame.latency_info)); |
| |
| gfx::VSyncProvider* vsync_provider = software_device()->GetVSyncProvider(); |
| if (vsync_provider) |
| vsync_provider->GetVSyncParameters(update_vsync_parameters_callback_); |
| |
| task_runner_->PostTask( |
| FROM_HERE, |
| base::Bind(&SoftwareBrowserCompositorOutputSurface::SwapBuffersCallback, |
| weak_factory_.GetWeakPtr())); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::SwapBuffersCallback() { |
| client_->DidReceiveSwapBuffersAck(); |
| } |
| |
| bool SoftwareBrowserCompositorOutputSurface::IsDisplayedAsOverlayPlane() const { |
| return false; |
| } |
| |
| unsigned SoftwareBrowserCompositorOutputSurface::GetOverlayTextureId() const { |
| return 0; |
| } |
| |
| bool SoftwareBrowserCompositorOutputSurface::SurfaceIsSuspendForRecycle() |
| const { |
| return false; |
| } |
| |
| GLenum |
| SoftwareBrowserCompositorOutputSurface::GetFramebufferCopyTextureFormat() { |
| // Not used for software surfaces. |
| NOTREACHED(); |
| return 0; |
| } |
| |
| #if defined(OS_MACOSX) |
| void SoftwareBrowserCompositorOutputSurface::SetSurfaceSuspendedForRecycle( |
| bool suspended) { |
| } |
| #endif |
| |
| } // namespace content |