| // 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/time/time.h" |
| #include "build/build_config.h" |
| #include "components/viz/service/display/output_surface_client.h" |
| #include "components/viz/service/display/output_surface_frame.h" |
| #include "components/viz/service/display/software_output_device.h" |
| #include "content/browser/renderer_host/render_widget_host_impl.h" |
| #include "ui/gfx/vsync_provider.h" |
| #include "ui/latency/latency_info.h" |
| |
| namespace content { |
| |
| SoftwareBrowserCompositorOutputSurface::SoftwareBrowserCompositorOutputSurface( |
| std::unique_ptr<viz::SoftwareOutputDevice> software_device, |
| const UpdateVSyncParametersCallback& update_vsync_parameters_callback) |
| : BrowserCompositorOutputSurface(std::move(software_device), |
| update_vsync_parameters_callback), |
| weak_factory_(this) {} |
| |
| SoftwareBrowserCompositorOutputSurface:: |
| ~SoftwareBrowserCompositorOutputSurface() { |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::BindToClient( |
| viz::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::SetDrawRectangle( |
| const gfx::Rect& draw_rectangle) { |
| NOTREACHED(); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::Reshape( |
| const gfx::Size& size, |
| float device_scale_factor, |
| const gfx::ColorSpace& color_space, |
| bool has_alpha, |
| bool use_stencil) { |
| software_device()->Resize(size, device_scale_factor); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::SwapBuffers( |
| viz::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, swap_time, 1); |
| latency.AddLatencyNumberWithTimestamp( |
| ui::INPUT_EVENT_LATENCY_FRAME_SWAP_COMPONENT, swap_time, 1); |
| } |
| |
| gfx::VSyncProvider* vsync_provider = software_device()->GetVSyncProvider(); |
| if (vsync_provider) { |
| vsync_provider->GetVSyncParameters( |
| base::Bind(&SoftwareBrowserCompositorOutputSurface::UpdateVSyncCallback, |
| weak_factory_.GetWeakPtr())); |
| } |
| |
| software_device()->OnSwapBuffers(base::BindOnce( |
| &SoftwareBrowserCompositorOutputSurface::SwapBuffersCallback, |
| weak_factory_.GetWeakPtr(), frame.latency_info)); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::SwapBuffersCallback( |
| const std::vector<ui::LatencyInfo>& latency_info) { |
| latency_tracker_.OnGpuSwapBuffersCompleted(latency_info); |
| client_->DidReceiveSwapBuffersAck(); |
| client_->DidReceivePresentationFeedback( |
| gfx::PresentationFeedback(base::TimeTicks::Now(), refresh_interval_, 0u)); |
| } |
| |
| void SoftwareBrowserCompositorOutputSurface::UpdateVSyncCallback( |
| const base::TimeTicks timebase, |
| const base::TimeDelta interval) { |
| refresh_interval_ = interval; |
| update_vsync_parameters_callback_.Run(timebase, interval); |
| } |
| |
| bool SoftwareBrowserCompositorOutputSurface::IsDisplayedAsOverlayPlane() const { |
| return false; |
| } |
| |
| unsigned SoftwareBrowserCompositorOutputSurface::GetOverlayTextureId() const { |
| return 0; |
| } |
| |
| gfx::BufferFormat |
| SoftwareBrowserCompositorOutputSurface::GetOverlayBufferFormat() const { |
| return gfx::BufferFormat::RGBX_8888; |
| } |
| |
| uint32_t |
| SoftwareBrowserCompositorOutputSurface::GetFramebufferCopyTextureFormat() { |
| // Not used for software surfaces. |
| NOTREACHED(); |
| return 0; |
| } |
| |
| #if BUILDFLAG(ENABLE_VULKAN) |
| gpu::VulkanSurface* SoftwareBrowserCompositorOutputSurface::GetVulkanSurface() { |
| NOTIMPLEMENTED(); |
| return nullptr; |
| } |
| #endif |
| |
| unsigned SoftwareBrowserCompositorOutputSurface::UpdateGpuFence() { |
| return 0; |
| } |
| |
| } // namespace content |