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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Gui module
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later 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 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QRHIPROFILER_H
#define QRHIPROFILER_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <private/qrhi_p.h>
QT_BEGIN_NAMESPACE
class QRhiProfilerPrivate;
class QIODevice;
class Q_GUI_EXPORT QRhiProfiler
{
public:
enum StreamOp {
NewBuffer = 1,
ReleaseBuffer,
NewBufferStagingArea,
ReleaseBufferStagingArea,
NewRenderBuffer,
ReleaseRenderBuffer,
NewTexture,
ReleaseTexture,
NewTextureStagingArea,
ReleaseTextureStagingArea,
ResizeSwapChain,
ReleaseSwapChain,
NewReadbackBuffer,
ReleaseReadbackBuffer,
GpuMemAllocStats,
GpuFrameTime,
FrameToFrameTime,
FrameBuildTime
};
~QRhiProfiler();
void setDevice(QIODevice *device);
void addVMemAllocatorStats();
int frameTimingWriteInterval() const;
void setFrameTimingWriteInterval(int frameCount);
struct CpuTime {
qint64 minTime = 0;
qint64 maxTime = 0;
float avgTime = 0;
};
struct GpuTime {
float minTime = 0;
float maxTime = 0;
float avgTime = 0;
};
CpuTime frameToFrameTimes(QRhiSwapChain *sc) const;
CpuTime frameBuildTimes(QRhiSwapChain *sc) const; // beginFrame - endFrame
GpuTime gpuFrameTimes(QRhiSwapChain *sc) const;
private:
Q_DISABLE_COPY(QRhiProfiler)
QRhiProfiler();
QRhiProfilerPrivate *d;
friend class QRhiImplementation;
friend class QRhiProfilerPrivate;
};
Q_DECLARE_TYPEINFO(QRhiProfiler::CpuTime, Q_MOVABLE_TYPE);
Q_DECLARE_TYPEINFO(QRhiProfiler::GpuTime, Q_MOVABLE_TYPE);
QT_END_NAMESPACE
#endif
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