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// Copyright (c) 2012 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.Chromium file.

#include "chromium_gpu_helper.h"

// Some headers include the namespace ws, and can not coexist with
// Qt headers that include QTextStream, which includes most QSG headers
// via QMatrix4x4.
#include "content/browser/renderer_host/render_widget_host_impl.h"

// Including gpu/command_buffer headers before content/gpu headers makes sure that
// guards are defined to prevent duplicate definition errors with forward declared
// GL typedefs cascading through content header includes.
#include "gpu/command_buffer/service/mailbox_manager.h"
#include "gpu/command_buffer/service/texture_base.h"

#include "content/gpu/gpu_child_thread.h"
#include "gpu/ipc/service/gpu_channel_manager.h"

#include <QtGlobal> // We need this for Q_UNUSED

scoped_refptr<base::SingleThreadTaskRunner> gpu_task_runner()
{
    return content::GpuChildThread::instance()->main_thread_runner();
}

gpu::MailboxManager *mailbox_manager()
{
    gpu::GpuChannelManager *gpuChannelManager = content::GpuChildThread::instance()->gpu_channel_manager();
    return gpuChannelManager->mailbox_manager();
}

gpu::TextureBase* ConsumeTexture(gpu::MailboxManager *mailboxManager, unsigned target, const gpu::Mailbox& mailbox)
{
    Q_UNUSED(target);
    return mailboxManager->ConsumeTexture(mailbox);
}

unsigned int service_id(gpu::TextureBase *tex)
{
    return tex->service_id();
}

void ProgressFlingIfNeeded(content::RenderWidgetHost *host, const base::TimeTicks &current_time)
{
    content::RenderWidgetHostImpl::From(host)->ProgressFlingIfNeeded(current_time);
}