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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtWebEngine module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef CHROMIUM_GPU_HELPER_H
#define CHROMIUM_GPU_HELPER_H
#include "base/callback.h"
namespace base {
class MessageLoop;
}
namespace content {
class SyncPointManager;
}
namespace gpu {
namespace gles2 {
class MailboxManager;
struct MailboxName;
class Texture;
}
}
typedef void *EGLDisplay;
typedef void *EGLSyncKHR;
typedef struct __GLsync *GLsync;
union FenceSync {
enum SyncType {
NoSync,
EglSync,
ArbSync
};
SyncType type;
struct {
SyncType type;
EGLDisplay display;
EGLSyncKHR sync;
} egl;
struct {
SyncType type;
GLsync sync;
} arb;
FenceSync() : type(NoSync) { }
operator bool() { return type != NoSync; }
void reset() { type = NoSync; }
};
// These functions wrap code that needs to include headers that are
// incompatible with Qt GL headers.
// From the outside, types from incompatible headers referenced in these
// functions should only be forward-declared and considered as opaque types.
FenceSync createFence();
base::MessageLoop *gpu_message_loop();
content::SyncPointManager *sync_point_manager();
gpu::gles2::MailboxManager *mailbox_manager();
void AddSyncPointCallbackOnGpuThread(base::MessageLoop *gpuMessageLoop, content::SyncPointManager *syncPointManager, uint32 sync_point, const base::Closure& callback);
gpu::gles2::Texture* ConsumeTexture(gpu::gles2::MailboxManager *mailboxManager, unsigned target, const gpu::gles2::MailboxName& name);
unsigned int service_id(gpu::gles2::Texture *tex);
#endif // CHROMIUM_GPU_HELPER_H
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