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/****************************************************************************
**
** Copyright (C) 2008-2012 NVIDIA Corporation.
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt 3D Studio.
**
** $QT_BEGIN_LICENSE:GPL$
** 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#pragma once
#ifndef QT3DS_RENDER_PROFILER_H
#define QT3DS_RENDER_PROFILER_H
#include "Qt3DSRender.h"
#include "EASTL/string.h"
#include "foundation/StringTable.h"
#include "foundation/Qt3DSRefCounted.h"
#include "render/Qt3DSRenderBaseTypes.h"
#include "foundation/Qt3DSContainers.h"
namespace qt3ds {
namespace render {
/**
* Opaque profiling system for rendering.
*/
class IRenderProfiler : public NVRefCounted
{
public:
typedef nvvector<CRegisteredString> TStrIDVec;
protected:
virtual ~IRenderProfiler() {}
public:
/**
* @brief start a timer query
*
* @param[in] nameID Timer ID for tracking
* @param[in] absoluteTime If true the absolute GPU is queried
* @param[in] sync Do a sync before starting the timer
*
* @return no return
*/
virtual void StartTimer(CRegisteredString &nameID, bool absoluteTime, bool sync) = 0;
/**
* @brief stop a timer query
*
* @param[in] nameID Timer ID for tracking
*
* @return no return
*/
virtual void EndTimer(CRegisteredString &nameID) = 0;
/**
* @brief Get elapsed timer value. Not this is an averaged time over several frames
*
* @param[in] nameID Timer ID for tracking
*
* @return no return
*/
virtual QT3DSF64 GetElapsedTime(const CRegisteredString &nameID) const = 0;
/**
* @brief Get ID list of tracked timers
*
* @return ID list
*/
virtual const TStrIDVec &GetTimerIDs() const = 0;
/**
* @brief add vertex count to current counter
*
* @return
*/
virtual void AddVertexCount(QT3DSU32 count) = 0;
/**
* @brief get current vertex count and reset
*
* @return
*/
virtual QT3DSU32 GetAndResetTriangleCount() const = 0;
static IRenderProfiler &CreateGpuProfiler(NVFoundationBase &inFoundation,
IQt3DSRenderContext &inContext,
NVRenderContext &inRenderContext);
};
}
}
#endif
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