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// 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/location.h"
#include "base/memory/ref_counted.h"
#include "base/single_thread_task_runner.h"
#include "base/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "cc/output/compositor_frame.h"
#include "cc/output/output_surface_client.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(
scoped_ptr<cc::SoftwareOutputDevice> software_device,
const scoped_refptr<ui::CompositorVSyncManager>& vsync_manager)
: BrowserCompositorOutputSurface(std::move(software_device), vsync_manager),
weak_factory_(this) {}
SoftwareBrowserCompositorOutputSurface::
~SoftwareBrowserCompositorOutputSurface() {
}
void SoftwareBrowserCompositorOutputSurface::SwapBuffers(
cc::CompositorFrame* frame) {
base::TimeTicks swap_time = base::TimeTicks::Now();
for (auto& latency : frame->metadata.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);
}
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::Bind(&RenderWidgetHostImpl::CompositorFrameDrawn,
frame->metadata.latency_info));
gfx::VSyncProvider* vsync_provider = software_device()->GetVSyncProvider();
if (vsync_provider) {
vsync_provider->GetVSyncParameters(base::Bind(
&BrowserCompositorOutputSurface::OnUpdateVSyncParametersFromGpu,
weak_factory_.GetWeakPtr()));
}
PostSwapBuffersComplete();
client_->DidSwapBuffers();
}
void SoftwareBrowserCompositorOutputSurface::OnGpuSwapBuffersCompleted(
const std::vector<ui::LatencyInfo>& latency_info,
gfx::SwapResult result) {
NOTREACHED();
}
#if defined(OS_MACOSX)
void SoftwareBrowserCompositorOutputSurface::SetSurfaceSuspendedForRecycle(
bool suspended) {
}
bool SoftwareBrowserCompositorOutputSurface::
SurfaceShouldNotShowFramesAfterSuspendForRecycle() const {
return false;
}
#endif
} // namespace content
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