chromium/components/viz/service/display_embedder/in_process_gpu_memory_buffer_manager.cc

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/viz/service/display_embedder/in_process_gpu_memory_buffer_manager.h"

#include <utility>

#include "base/functional/bind.h"
#include "base/synchronization/waitable_event.h"
#include "base/task/single_thread_task_runner.h"
#include "base/trace_event/memory_dump_manager.h"
#include "gpu/command_buffer/client/gpu_memory_buffer_manager.h"
#include "gpu/command_buffer/service/sync_point_manager.h"
#include "gpu/ipc/common/gpu_client_ids.h"
#include "gpu/ipc/common/gpu_memory_buffer_impl.h"
#include "gpu/ipc/service/gpu_memory_buffer_factory.h"

namespace viz {
namespace {

void DestroyOnThread(scoped_refptr<base::SingleThreadTaskRunner> task_runner,
                     gpu::GpuMemoryBufferImpl::DestructionCallback callback) { … }

}  // namespace

InProcessGpuMemoryBufferManager::InProcessGpuMemoryBufferManager(
    gpu::GpuMemoryBufferFactory* gpu_memory_buffer_factory,
    gpu::SyncPointManager* sync_point_manager)
    : … { … }

InProcessGpuMemoryBufferManager::~InProcessGpuMemoryBufferManager() { … }

std::unique_ptr<gfx::GpuMemoryBuffer>
InProcessGpuMemoryBufferManager::CreateGpuMemoryBuffer(
    const gfx::Size& size,
    gfx::BufferFormat format,
    gfx::BufferUsage usage,
    gpu::SurfaceHandle surface_handle,
    base::WaitableEvent* shutdown_event) { … }

void InProcessGpuMemoryBufferManager::CopyGpuMemoryBufferAsync(
    gfx::GpuMemoryBufferHandle buffer_handle,
    base::UnsafeSharedMemoryRegion memory_region,
    base::OnceCallback<void(bool)> callback) { … }

bool InProcessGpuMemoryBufferManager::CopyGpuMemoryBufferSync(
    gfx::GpuMemoryBufferHandle buffer_handle,
    base::UnsafeSharedMemoryRegion memory_region) { … }

bool InProcessGpuMemoryBufferManager::OnMemoryDump(
    const base::trace_event::MemoryDumpArgs& args,
    base::trace_event::ProcessMemoryDump* pmd) { … }

void InProcessGpuMemoryBufferManager::DestroyGpuMemoryBuffer(
    gfx::GpuMemoryBufferId id) { … }

}  // namespace viz