Refactor content/common/gpu into gpu/ipc/service

content/common/gpu/pass_through_image_transport_surface.cc

-// Copyright 2016 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/common/gpu/pass_through_image_transport_surface.h"
-
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/command_line.h"
-#include "build/build_config.h"
-#include "content/common/gpu/gpu_command_buffer_stub.h"
-#include "ui/gfx/vsync_provider.h"
-#include "ui/gl/gl_context.h"
-#include "ui/gl/gl_switches.h"
-
-namespace content {
-
-PassThroughImageTransportSurface::PassThroughImageTransportSurface(
-    GpuChannelManager* /* manager */,
-    GpuCommandBufferStub* stub,
-    gfx::GLSurface* surface)
-    : GLSurfaceAdapter(surface),
-      stub_(stub->AsWeakPtr()),
-      did_set_swap_interval_(false),
-      weak_ptr_factory_(this) {}
-
-bool PassThroughImageTransportSurface::Initialize(
-    gfx::GLSurface::Format format) {
-  // The surface is assumed to have already been initialized.
-  if (!stub_.get() || !stub_->decoder())
-    return false;
-  stub_->SetLatencyInfoCallback(
-      base::Bind(&PassThroughImageTransportSurface::SetLatencyInfo,
-                 base::Unretained(this)));
-  return true;
-}
-
-void PassThroughImageTransportSurface::Destroy() {
-  GLSurfaceAdapter::Destroy();
-}
-
-gfx::SwapResult PassThroughImageTransportSurface::SwapBuffers() {
-  scoped_ptr<std::vector<ui::LatencyInfo>> latency_info = StartSwapBuffers();
-  gfx::SwapResult result = gfx::GLSurfaceAdapter::SwapBuffers();
-  FinishSwapBuffers(std::move(latency_info), result);
-  return result;
-}
-
-void PassThroughImageTransportSurface::SwapBuffersAsync(
-    const GLSurface::SwapCompletionCallback& callback) {
-  scoped_ptr<std::vector<ui::LatencyInfo>> latency_info = StartSwapBuffers();
-
-  // We use WeakPtr here to avoid manual management of life time of an instance
-  // of this class. Callback will not be called once the instance of this class
-  // is destroyed. However, this also means that the callback can be run on
-  // the calling thread only.
-  gfx::GLSurfaceAdapter::SwapBuffersAsync(base::Bind(
-      &PassThroughImageTransportSurface::FinishSwapBuffersAsync,
-      weak_ptr_factory_.GetWeakPtr(), base::Passed(&latency_info), callback));
-}
-
-gfx::SwapResult PassThroughImageTransportSurface::PostSubBuffer(int x,
-                                                                int y,
-                                                                int width,
-                                                                int height) {
-  scoped_ptr<std::vector<ui::LatencyInfo>> latency_info = StartSwapBuffers();
-  gfx::SwapResult result =
-      gfx::GLSurfaceAdapter::PostSubBuffer(x, y, width, height);
-  FinishSwapBuffers(std::move(latency_info), result);
-  return result;
-}
-
-void PassThroughImageTransportSurface::PostSubBufferAsync(
-    int x,
-    int y,
-    int width,
-    int height,
-    const GLSurface::SwapCompletionCallback& callback) {
-  scoped_ptr<std::vector<ui::LatencyInfo>> latency_info = StartSwapBuffers();
-  gfx::GLSurfaceAdapter::PostSubBufferAsync(
-      x, y, width, height,
-      base::Bind(&PassThroughImageTransportSurface::FinishSwapBuffersAsync,
-                 weak_ptr_factory_.GetWeakPtr(), base::Passed(&latency_info),
-                 callback));
-}
-
-gfx::SwapResult PassThroughImageTransportSurface::CommitOverlayPlanes() {
-  scoped_ptr<std::vector<ui::LatencyInfo>> latency_info = StartSwapBuffers();
-  gfx::SwapResult result = gfx::GLSurfaceAdapter::CommitOverlayPlanes();
-  FinishSwapBuffers(std::move(latency_info), result);
-  return result;
-}
-
-void PassThroughImageTransportSurface::CommitOverlayPlanesAsync(
-    const GLSurface::SwapCompletionCallback& callback) {
-  scoped_ptr<std::vector<ui::LatencyInfo>> latency_info = StartSwapBuffers();
-  gfx::GLSurfaceAdapter::CommitOverlayPlanesAsync(base::Bind(
-      &PassThroughImageTransportSurface::FinishSwapBuffersAsync,
-      weak_ptr_factory_.GetWeakPtr(), base::Passed(&latency_info), callback));
-}
-
-bool PassThroughImageTransportSurface::OnMakeCurrent(gfx::GLContext* context) {
-  if (!did_set_swap_interval_) {
-    if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-            switches::kDisableGpuVsync))
-      context->ForceSwapIntervalZero(true);
-    else
-      context->SetSwapInterval(1);
-    did_set_swap_interval_ = true;
-  }
-  return true;
-}
-
-PassThroughImageTransportSurface::~PassThroughImageTransportSurface() {
-  if (stub_.get()) {
-    stub_->SetLatencyInfoCallback(
-        base::Callback<void(const std::vector<ui::LatencyInfo>&)>());
-  }
-}
-
-void PassThroughImageTransportSurface::SetLatencyInfo(
-    const std::vector<ui::LatencyInfo>& latency_info) {
-  latency_info_.insert(latency_info_.end(), latency_info.begin(),
-                       latency_info.end());
-}
-
-void PassThroughImageTransportSurface::SendVSyncUpdateIfAvailable() {
-  gfx::VSyncProvider* vsync_provider = GetVSyncProvider();
-  if (vsync_provider) {
-    vsync_provider->GetVSyncParameters(base::Bind(
-        &GpuCommandBufferStub::SendUpdateVSyncParameters, stub_->AsWeakPtr()));
-  }
-}
-
-scoped_ptr<std::vector<ui::LatencyInfo>>
-PassThroughImageTransportSurface::StartSwapBuffers() {
-  // GetVsyncValues before SwapBuffers to work around Mali driver bug:
-  // crbug.com/223558.
-  SendVSyncUpdateIfAvailable();
-
-  base::TimeTicks swap_time = base::TimeTicks::Now();
-  for (auto& latency : latency_info_) {
-    latency.AddLatencyNumberWithTimestamp(
-        ui::INPUT_EVENT_GPU_SWAP_BUFFER_COMPONENT, 0, 0, swap_time, 1);
-  }
-
-  scoped_ptr<std::vector<ui::LatencyInfo>> latency_info(
-      new std::vector<ui::LatencyInfo>());
-  latency_info->swap(latency_info_);
-
-  return latency_info;
-}
-
-void PassThroughImageTransportSurface::FinishSwapBuffers(
-    scoped_ptr<std::vector<ui::LatencyInfo>> latency_info,
-    gfx::SwapResult result) {
-  base::TimeTicks swap_ack_time = base::TimeTicks::Now();
-  for (auto& latency : *latency_info) {
-    latency.AddLatencyNumberWithTimestamp(
-        ui::INPUT_EVENT_LATENCY_TERMINATED_FRAME_SWAP_COMPONENT, 0, 0,
-        swap_ack_time, 1);
-  }
-
-  stub_->SendSwapBuffersCompleted(*latency_info, result);
-}
-
-void PassThroughImageTransportSurface::FinishSwapBuffersAsync(
-    scoped_ptr<std::vector<ui::LatencyInfo>> latency_info,
-    GLSurface::SwapCompletionCallback callback,
-    gfx::SwapResult result) {
-  FinishSwapBuffers(std::move(latency_info), result);
-  callback.Run(result);
-}
-
-}  // namespace content