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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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "Qt3DSRenderExample.h"
#include "foundation/Qt3DSVec4.h"
using namespace qt3ds;
using namespace qt3ds::render;
namespace {
class ClearColor : public NVRenderExample
{
NVRenderContext &m_Context;
public:
ClearColor(NVRenderContext &ctx)
: m_Context(ctx)
{
}
virtual void drawFrame(double currentSeconds)
{
// Apply this value immediately but track it so that a later pop will in fact
// restore this value.
if (currentSeconds < 1)
m_Context.SetClearColor(QT3DSVec4(.8f, .0f, .0f, 1.f));
else if (currentSeconds < 2)
m_Context.SetClearColor(QT3DSVec4(0.f, .0f, 1.f, 1.f));
else
m_Context.SetClearColor(QT3DSVec4(0.f, 1.0f, 1.f, 1.f));
m_Context.Clear(NVRenderClearFlags(NVRenderClearValues::Color));
}
virtual QT3DSU32 getRuntimeInSeconds() { return 2; }
virtual void release() { NVDelete(m_Context.GetFoundation(), this); }
};
}
// QT3DS_RENDER_REGISTER_EXAMPLE( ClearColor );
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