1288 lines
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1288 lines
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<h1 class="title">scene.cpp Example File</h1>
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<span class="small-subtitle">demos/boxes/scene.cpp</span>
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<!-- $$$demos/boxes/scene.cpp-description -->
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<div class="descr"> <a name="details"></a>
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<pre class="cpp"> <span class="comment">/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/</span>
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<span class="preprocessor">#include <QDebug></span>
|
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<span class="preprocessor">#include "scene.h"</span>
|
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<span class="preprocessor">#include <QtGui/qmatrix4x4.h></span>
|
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<span class="preprocessor">#include <QtGui/qvector3d.h></span>
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<span class="preprocessor">#include "3rdparty/fbm.h"</span>
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<span class="type">void</span> checkGLErrors(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span><span class="operator">&</span> prefix)
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{
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<span class="keyword">switch</span> (glGetError()) {
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<span class="keyword">case</span> GL_NO_ERROR:
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<span class="comment">//qDebug() << prefix << tr("No error.");</span>
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<span class="keyword">break</span>;
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<span class="keyword">case</span> GL_INVALID_ENUM:
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<a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> prefix <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Invalid enum."</span>);
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<span class="keyword">break</span>;
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<span class="keyword">case</span> GL_INVALID_VALUE:
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<a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> prefix <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Invalid value."</span>);
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<span class="keyword">break</span>;
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<span class="keyword">case</span> GL_INVALID_OPERATION:
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<a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> prefix <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Invalid operation."</span>);
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<a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> prefix <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Stack overflow."</span>);
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<span class="keyword">break</span>;
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<span class="keyword">case</span> GL_STACK_UNDERFLOW:
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<a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> prefix <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Stack underflow."</span>);
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<span class="keyword">break</span>;
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<span class="keyword">case</span> GL_OUT_OF_MEMORY:
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<a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> prefix <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Out of memory."</span>);
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<span class="keyword">break</span>;
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<span class="keyword">default</span>:
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<a href="qtglobal.html#qDebug">qDebug</a>() <span class="operator"><</span><span class="operator"><</span> prefix <span class="operator"><</span><span class="operator"><</span> <span class="type"><a href="qobject.html">QObject</a></span><span class="operator">::</span>tr(<span class="string">"Unknown error."</span>);
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<span class="keyword">break</span>;
|
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}
|
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}
|
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|
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<span class="comment">//============================================================================//</span>
|
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<span class="comment">// ColorEdit //</span>
|
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<span class="comment">//============================================================================//</span>
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ColorEdit<span class="operator">::</span>ColorEdit(<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> initialColor<span class="operator">,</span> <span class="type">int</span> id)
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: m_color(initialColor)<span class="operator">,</span> m_id(id)
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{
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<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>;
|
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setLayout(layout);
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layout<span class="operator">-</span><span class="operator">></span>setContentsMargins(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span>);
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|
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m_lineEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(m_color<span class="operator">,</span> <span class="number">16</span>));
|
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layout<span class="operator">-</span><span class="operator">></span>addWidget(m_lineEdit);
|
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|
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m_button <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qframe.html">QFrame</a></span>;
|
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<span class="type"><a href="qpalette.html">QPalette</a></span> palette <span class="operator">=</span> m_button<span class="operator">-</span><span class="operator">></span>palette();
|
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palette<span class="operator">.</span>setColor(<span class="type"><a href="qpalette.html">QPalette</a></span><span class="operator">::</span>Window<span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></span>(m_color));
|
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m_button<span class="operator">-</span><span class="operator">></span>setPalette(palette);
|
|
m_button<span class="operator">-</span><span class="operator">></span>setAutoFillBackground(<span class="keyword">true</span>);
|
|
m_button<span class="operator">-</span><span class="operator">></span>setMinimumSize(<span class="number">32</span><span class="operator">,</span> <span class="number">0</span>);
|
|
m_button<span class="operator">-</span><span class="operator">></span>setSizePolicy(<span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Fixed<span class="operator">,</span> <span class="type"><a href="qsizepolicy.html">QSizePolicy</a></span><span class="operator">::</span>Preferred);
|
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m_button<span class="operator">-</span><span class="operator">></span>setFrameStyle(<span class="type"><a href="qframe.html">QFrame</a></span><span class="operator">::</span>StyledPanel <span class="operator">|</span> <span class="type"><a href="qframe.html">QFrame</a></span><span class="operator">::</span>Sunken);
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(m_button);
|
|
|
|
connect(m_lineEdit<span class="operator">,</span> SIGNAL(editingFinished())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(editDone()));
|
|
}
|
|
|
|
<span class="type">void</span> ColorEdit<span class="operator">::</span>editDone()
|
|
{
|
|
<span class="type">bool</span> ok;
|
|
<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> newColor <span class="operator">=</span> m_lineEdit<span class="operator">-</span><span class="operator">></span>text()<span class="operator">.</span>toUInt(<span class="operator">&</span>ok<span class="operator">,</span> <span class="number">16</span>);
|
|
<span class="keyword">if</span> (ok)
|
|
setColor(newColor);
|
|
}
|
|
|
|
<span class="type">void</span> ColorEdit<span class="operator">::</span>mousePressEvent(<span class="type"><a href="qmouseevent.html">QMouseEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LeftButton) {
|
|
<span class="type"><a href="qcolor.html">QColor</a></span> color(m_color);
|
|
<span class="type"><a href="qcolordialog.html">QColorDialog</a></span> dialog(color<span class="operator">,</span> <span class="number">0</span>);
|
|
dialog<span class="operator">.</span>setOption(<span class="type"><a href="qcolordialog.html">QColorDialog</a></span><span class="operator">::</span>ShowAlphaChannel<span class="operator">,</span> <span class="keyword">true</span>);
|
|
<span class="comment">// The ifdef block is a workaround for the beta, TODO: remove when bug 238525 is fixed</span>
|
|
<span class="preprocessor">#ifdef Q_WS_MAC</span>
|
|
dialog<span class="operator">.</span>setOption(<span class="type"><a href="qcolordialog.html">QColorDialog</a></span><span class="operator">::</span>DontUseNativeDialog<span class="operator">,</span> <span class="keyword">true</span>);
|
|
<span class="preprocessor">#endif</span>
|
|
dialog<span class="operator">.</span>move(<span class="number">280</span><span class="operator">,</span> <span class="number">120</span>);
|
|
<span class="keyword">if</span> (dialog<span class="operator">.</span>exec() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qdialog.html">QDialog</a></span><span class="operator">::</span>Rejected)
|
|
<span class="keyword">return</span>;
|
|
<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> newColor <span class="operator">=</span> dialog<span class="operator">.</span>selectedColor()<span class="operator">.</span>rgba();
|
|
<span class="keyword">if</span> (newColor <span class="operator">=</span><span class="operator">=</span> m_color)
|
|
<span class="keyword">return</span>;
|
|
setColor(newColor);
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> ColorEdit<span class="operator">::</span>setColor(<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> color)
|
|
{
|
|
m_color <span class="operator">=</span> color;
|
|
m_lineEdit<span class="operator">-</span><span class="operator">></span>setText(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(m_color<span class="operator">,</span> <span class="number">16</span>)); <span class="comment">// "Clean up" text</span>
|
|
<span class="type"><a href="qpalette.html">QPalette</a></span> palette <span class="operator">=</span> m_button<span class="operator">-</span><span class="operator">></span>palette();
|
|
palette<span class="operator">.</span>setColor(<span class="type"><a href="qpalette.html">QPalette</a></span><span class="operator">::</span>Window<span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></span>(m_color));
|
|
m_button<span class="operator">-</span><span class="operator">></span>setPalette(palette);
|
|
<span class="keyword">emit</span> colorChanged(m_color<span class="operator">,</span> m_id);
|
|
}
|
|
|
|
<span class="comment">//============================================================================//</span>
|
|
<span class="comment">// FloatEdit //</span>
|
|
<span class="comment">//============================================================================//</span>
|
|
|
|
FloatEdit<span class="operator">::</span>FloatEdit(<span class="type">float</span> initialValue<span class="operator">,</span> <span class="type">int</span> id)
|
|
: m_value(initialValue)<span class="operator">,</span> m_id(id)
|
|
{
|
|
<span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qhboxlayout.html">QHBoxLayout</a></span>;
|
|
setLayout(layout);
|
|
layout<span class="operator">-</span><span class="operator">></span>setContentsMargins(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span>);
|
|
|
|
m_lineEdit <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qlineedit.html">QLineEdit</a></span>(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(m_value));
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(m_lineEdit);
|
|
|
|
connect(m_lineEdit<span class="operator">,</span> SIGNAL(editingFinished())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(editDone()));
|
|
}
|
|
|
|
<span class="type">void</span> FloatEdit<span class="operator">::</span>editDone()
|
|
{
|
|
<span class="type">bool</span> ok;
|
|
<span class="type">float</span> newValue <span class="operator">=</span> m_lineEdit<span class="operator">-</span><span class="operator">></span>text()<span class="operator">.</span>toFloat(<span class="operator">&</span>ok);
|
|
<span class="keyword">if</span> (ok) {
|
|
m_value <span class="operator">=</span> newValue;
|
|
m_lineEdit<span class="operator">-</span><span class="operator">></span>setText(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">::</span>number(m_value)); <span class="comment">// "Clean up" text</span>
|
|
<span class="keyword">emit</span> valueChanged(m_value<span class="operator">,</span> m_id);
|
|
}
|
|
}
|
|
|
|
<span class="comment">//============================================================================//</span>
|
|
<span class="comment">// TwoSidedGraphicsWidget //</span>
|
|
<span class="comment">//============================================================================//</span>
|
|
|
|
TwoSidedGraphicsWidget<span class="operator">::</span>TwoSidedGraphicsWidget(<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span> <span class="operator">*</span>scene)
|
|
: <span class="type"><a href="qobject.html">QObject</a></span>(scene)
|
|
<span class="operator">,</span> m_current(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_angle(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_delta(<span class="number">0</span>)
|
|
{
|
|
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> <span class="number">2</span>; <span class="operator">+</span><span class="operator">+</span>i)
|
|
m_proxyWidgets<span class="operator">[</span>i<span class="operator">]</span> <span class="operator">=</span> <span class="number">0</span>;
|
|
}
|
|
|
|
<span class="type">void</span> TwoSidedGraphicsWidget<span class="operator">::</span>setWidget(<span class="type">int</span> index<span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>widget)
|
|
{
|
|
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> <span class="number">2</span>)
|
|
{
|
|
<a href="qtglobal.html#qWarning">qWarning</a>(<span class="string">"TwoSidedGraphicsWidget::setWidget: Index out of bounds, index == %d"</span><span class="operator">,</span> index);
|
|
<span class="keyword">return</span>;
|
|
}
|
|
|
|
GraphicsWidget <span class="operator">*</span>proxy <span class="operator">=</span> <span class="keyword">new</span> GraphicsWidget;
|
|
proxy<span class="operator">-</span><span class="operator">></span>setWidget(widget);
|
|
|
|
<span class="keyword">if</span> (m_proxyWidgets<span class="operator">[</span>index<span class="operator">]</span>)
|
|
<span class="keyword">delete</span> m_proxyWidgets<span class="operator">[</span>index<span class="operator">]</span>;
|
|
m_proxyWidgets<span class="operator">[</span>index<span class="operator">]</span> <span class="operator">=</span> proxy;
|
|
|
|
proxy<span class="operator">-</span><span class="operator">></span>setCacheMode(<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span><span class="operator">::</span>ItemCoordinateCache);
|
|
proxy<span class="operator">-</span><span class="operator">></span>setZValue(<span class="number">1e30</span>); <span class="comment">// Make sure the dialog is drawn on top of all other (OpenGL) items</span>
|
|
|
|
<span class="keyword">if</span> (index <span class="operator">!</span><span class="operator">=</span> m_current)
|
|
proxy<span class="operator">-</span><span class="operator">></span>setVisible(<span class="keyword">false</span>);
|
|
|
|
qobject_cast<span class="operator"><</span><span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span> <span class="operator">*</span><span class="operator">></span>(parent())<span class="operator">-</span><span class="operator">></span>addItem(proxy);
|
|
}
|
|
|
|
<span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>TwoSidedGraphicsWidget<span class="operator">::</span>widget(<span class="type">int</span> index)
|
|
{
|
|
<span class="keyword">if</span> (index <span class="operator"><</span> <span class="number">0</span> <span class="operator">|</span><span class="operator">|</span> index <span class="operator">></span><span class="operator">=</span> <span class="number">2</span>)
|
|
{
|
|
<a href="qtglobal.html#qWarning">qWarning</a>(<span class="string">"TwoSidedGraphicsWidget::widget: Index out of bounds, index == %d"</span><span class="operator">,</span> index);
|
|
<span class="keyword">return</span> <span class="number">0</span>;
|
|
}
|
|
<span class="keyword">return</span> m_proxyWidgets<span class="operator">[</span>index<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>widget();
|
|
}
|
|
|
|
<span class="type">void</span> TwoSidedGraphicsWidget<span class="operator">::</span>flip()
|
|
{
|
|
m_delta <span class="operator">=</span> (m_current <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span> <span class="operator">?</span> <span class="number">9</span> : <span class="operator">-</span><span class="number">9</span>);
|
|
animateFlip();
|
|
}
|
|
|
|
<span class="type">void</span> TwoSidedGraphicsWidget<span class="operator">::</span>animateFlip()
|
|
{
|
|
m_angle <span class="operator">+</span><span class="operator">=</span> m_delta;
|
|
<span class="keyword">if</span> (m_angle <span class="operator">=</span><span class="operator">=</span> <span class="number">90</span>) {
|
|
<span class="type">int</span> old <span class="operator">=</span> m_current;
|
|
m_current <span class="operator">^</span><span class="operator">=</span> <span class="number">1</span>;
|
|
m_proxyWidgets<span class="operator">[</span>old<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setVisible(<span class="keyword">false</span>);
|
|
m_proxyWidgets<span class="operator">[</span>m_current<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setVisible(<span class="keyword">true</span>);
|
|
m_proxyWidgets<span class="operator">[</span>m_current<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setGeometry(m_proxyWidgets<span class="operator">[</span>old<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>geometry());
|
|
}
|
|
|
|
<span class="type"><a href="qrectf.html">QRectF</a></span> r <span class="operator">=</span> m_proxyWidgets<span class="operator">[</span>m_current<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>boundingRect();
|
|
m_proxyWidgets<span class="operator">[</span>m_current<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setTransform(<span class="type"><a href="qtransform.html">QTransform</a></span>()
|
|
<span class="operator">.</span>translate(r<span class="operator">.</span>width() <span class="operator">/</span> <span class="number">2</span><span class="operator">,</span> r<span class="operator">.</span>height() <span class="operator">/</span> <span class="number">2</span>)
|
|
<span class="operator">.</span>rotate(m_angle <span class="operator">-</span> <span class="number">180</span> <span class="operator">*</span> m_current<span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>YAxis)
|
|
<span class="operator">.</span>translate(<span class="operator">-</span>r<span class="operator">.</span>width() <span class="operator">/</span> <span class="number">2</span><span class="operator">,</span> <span class="operator">-</span>r<span class="operator">.</span>height() <span class="operator">/</span> <span class="number">2</span>));
|
|
|
|
<span class="keyword">if</span> ((m_current <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> m_angle <span class="operator">></span> <span class="number">0</span>) <span class="operator">|</span><span class="operator">|</span> (m_current <span class="operator">=</span><span class="operator">=</span> <span class="number">1</span> <span class="operator">&</span><span class="operator">&</span> m_angle <span class="operator"><</span> <span class="number">180</span>))
|
|
<span class="type"><a href="qtimer.html">QTimer</a></span><span class="operator">::</span>singleShot(<span class="number">25</span><span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(animateFlip()));
|
|
}
|
|
|
|
<span class="type"><a href="qvariant.html">QVariant</a></span> GraphicsWidget<span class="operator">::</span>itemChange(GraphicsItemChange change<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qvariant.html">QVariant</a></span> <span class="operator">&</span>value)
|
|
{
|
|
<span class="keyword">if</span> (change <span class="operator">=</span><span class="operator">=</span> ItemPositionChange <span class="operator">&</span><span class="operator">&</span> scene()) {
|
|
<span class="type"><a href="qrectf.html">QRectF</a></span> rect <span class="operator">=</span> boundingRect();
|
|
<span class="type"><a href="qpointf.html">QPointF</a></span> pos <span class="operator">=</span> value<span class="operator">.</span>toPointF();
|
|
<span class="type"><a href="qrectf.html">QRectF</a></span> sceneRect <span class="operator">=</span> scene()<span class="operator">-</span><span class="operator">></span>sceneRect();
|
|
<span class="keyword">if</span> (pos<span class="operator">.</span>x() <span class="operator">+</span> rect<span class="operator">.</span>left() <span class="operator"><</span> sceneRect<span class="operator">.</span>left())
|
|
pos<span class="operator">.</span>setX(sceneRect<span class="operator">.</span>left() <span class="operator">-</span> rect<span class="operator">.</span>left());
|
|
<span class="keyword">else</span> <span class="keyword">if</span> (pos<span class="operator">.</span>x() <span class="operator">+</span> rect<span class="operator">.</span>right() <span class="operator">></span><span class="operator">=</span> sceneRect<span class="operator">.</span>right())
|
|
pos<span class="operator">.</span>setX(sceneRect<span class="operator">.</span>right() <span class="operator">-</span> rect<span class="operator">.</span>right());
|
|
<span class="keyword">if</span> (pos<span class="operator">.</span>y() <span class="operator">+</span> rect<span class="operator">.</span>top() <span class="operator"><</span> sceneRect<span class="operator">.</span>top())
|
|
pos<span class="operator">.</span>setY(sceneRect<span class="operator">.</span>top() <span class="operator">-</span> rect<span class="operator">.</span>top());
|
|
<span class="keyword">else</span> <span class="keyword">if</span> (pos<span class="operator">.</span>y() <span class="operator">+</span> rect<span class="operator">.</span>bottom() <span class="operator">></span><span class="operator">=</span> sceneRect<span class="operator">.</span>bottom())
|
|
pos<span class="operator">.</span>setY(sceneRect<span class="operator">.</span>bottom() <span class="operator">-</span> rect<span class="operator">.</span>bottom());
|
|
<span class="keyword">return</span> pos;
|
|
}
|
|
<span class="keyword">return</span> <span class="type"><a href="qgraphicsproxywidget.html">QGraphicsProxyWidget</a></span><span class="operator">::</span>itemChange(change<span class="operator">,</span> value);
|
|
}
|
|
|
|
<span class="type">void</span> GraphicsWidget<span class="operator">::</span>resizeEvent(<span class="type"><a href="qgraphicssceneresizeevent.html">QGraphicsSceneResizeEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
setCacheMode(<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span><span class="operator">::</span>NoCache);
|
|
setCacheMode(<span class="type"><a href="qgraphicsitem.html">QGraphicsItem</a></span><span class="operator">::</span>ItemCoordinateCache);
|
|
<span class="type"><a href="qgraphicsproxywidget.html">QGraphicsProxyWidget</a></span><span class="operator">::</span>resizeEvent(event);
|
|
}
|
|
|
|
<span class="type">void</span> GraphicsWidget<span class="operator">::</span>paint(<span class="type"><a href="qpainter.html">QPainter</a></span> <span class="operator">*</span>painter<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qstyleoptiongraphicsitem.html">QStyleOptionGraphicsItem</a></span> <span class="operator">*</span>option<span class="operator">,</span> <span class="type"><a href="qwidget.html">QWidget</a></span> <span class="operator">*</span>widget)
|
|
{
|
|
painter<span class="operator">-</span><span class="operator">></span>setRenderHint(<span class="type"><a href="qpainter.html">QPainter</a></span><span class="operator">::</span>Antialiasing<span class="operator">,</span> <span class="keyword">false</span>);
|
|
<span class="type"><a href="qgraphicsproxywidget.html">QGraphicsProxyWidget</a></span><span class="operator">::</span>paint(painter<span class="operator">,</span> option<span class="operator">,</span> widget);
|
|
<span class="comment">//painter->setRenderHint(QPainter::Antialiasing, true);</span>
|
|
}
|
|
|
|
<span class="comment">//============================================================================//</span>
|
|
<span class="comment">// RenderOptionsDialog //</span>
|
|
<span class="comment">//============================================================================//</span>
|
|
|
|
RenderOptionsDialog<span class="operator">::</span>RenderOptionsDialog()
|
|
: <span class="type"><a href="qdialog.html">QDialog</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CustomizeWindowHint <span class="operator">|</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>WindowTitleHint)
|
|
{
|
|
setWindowOpacity(<span class="number">0.75</span>);
|
|
setWindowTitle(tr(<span class="string">"Options (double click to flip)"</span>));
|
|
<span class="type"><a href="qgridlayout.html">QGridLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qgridlayout.html">QGridLayout</a></span>;
|
|
setLayout(layout);
|
|
layout<span class="operator">-</span><span class="operator">></span>setColumnStretch(<span class="number">1</span><span class="operator">,</span> <span class="number">1</span>);
|
|
|
|
<span class="type">int</span> row <span class="operator">=</span> <span class="number">0</span>;
|
|
|
|
<span class="type"><a href="qcheckbox.html">QCheckBox</a></span> <span class="operator">*</span>check <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcheckbox.html">QCheckBox</a></span>(tr(<span class="string">"Dynamic cube map"</span>));
|
|
check<span class="operator">-</span><span class="operator">></span>setCheckState(<span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Unchecked);
|
|
<span class="comment">// Dynamic cube maps are only enabled when multi-texturing and render to texture are available.</span>
|
|
check<span class="operator">-</span><span class="operator">></span>setEnabled(glActiveTexture <span class="operator">&</span><span class="operator">&</span> glGenFramebuffersEXT);
|
|
connect(check<span class="operator">,</span> SIGNAL(stateChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SIGNAL(dynamicCubemapToggled(<span class="type">int</span>)));
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(check<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">2</span>);
|
|
<span class="operator">+</span><span class="operator">+</span>row;
|
|
|
|
<span class="type"><a href="qpalette.html">QPalette</a></span> palette;
|
|
|
|
<span class="comment">// Load all .par files</span>
|
|
<span class="comment">// .par files have a simple syntax for specifying user adjustable uniform variables.</span>
|
|
<span class="type"><a href="qset.html">QSet</a></span><span class="operator"><</span><span class="type"><a href="qbytearray.html">QByteArray</a></span><span class="operator">></span> uniforms;
|
|
<span class="type"><a href="qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="qstring.html">QString</a></span><span class="operator">></span> filter <span class="operator">=</span> <span class="type"><a href="qstringlist.html">QStringList</a></span>(<span class="string">"*.par"</span>);
|
|
<span class="type"><a href="qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="qfileinfo.html">QFileInfo</a></span><span class="operator">></span> files <span class="operator">=</span> <span class="type"><a href="qdir.html">QDir</a></span>(<span class="string">":/res/boxes/"</span>)<span class="operator">.</span>entryInfoList(filter<span class="operator">,</span> <span class="type"><a href="qdir.html">QDir</a></span><span class="operator">::</span>Files <span class="operator">|</span> <span class="type"><a href="qdir.html">QDir</a></span><span class="operator">::</span>Readable);
|
|
|
|
foreach (<span class="type"><a href="qfileinfo.html">QFileInfo</a></span> fileInfo<span class="operator">,</span> files) {
|
|
<span class="type"><a href="qfile.html">QFile</a></span> file(fileInfo<span class="operator">.</span>absoluteFilePath());
|
|
<span class="keyword">if</span> (file<span class="operator">.</span>open(<span class="type"><a href="qiodevice.html">QIODevice</a></span><span class="operator">::</span>ReadOnly)) {
|
|
<span class="keyword">while</span> (<span class="operator">!</span>file<span class="operator">.</span>atEnd()) {
|
|
<span class="type"><a href="qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="qbytearray.html">QByteArray</a></span><span class="operator">></span> tokens <span class="operator">=</span> file<span class="operator">.</span>readLine()<span class="operator">.</span>simplified()<span class="operator">.</span>split(<span class="char">' '</span>);
|
|
<span class="type"><a href="qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="qbytearray.html">QByteArray</a></span><span class="operator">></span><span class="operator">::</span>const_iterator it <span class="operator">=</span> tokens<span class="operator">.</span>begin();
|
|
<span class="keyword">if</span> (it <span class="operator">=</span><span class="operator">=</span> tokens<span class="operator">.</span>end())
|
|
<span class="keyword">continue</span>;
|
|
<span class="type"><a href="qbytearray.html">QByteArray</a></span> type <span class="operator">=</span> <span class="operator">*</span>it;
|
|
<span class="keyword">if</span> (<span class="operator">+</span><span class="operator">+</span>it <span class="operator">=</span><span class="operator">=</span> tokens<span class="operator">.</span>end())
|
|
<span class="keyword">continue</span>;
|
|
<span class="type"><a href="qbytearray.html">QByteArray</a></span> name <span class="operator">=</span> <span class="operator">*</span>it;
|
|
<span class="type">bool</span> singleElement <span class="operator">=</span> (tokens<span class="operator">.</span>size() <span class="operator">=</span><span class="operator">=</span> <span class="number">3</span>); <span class="comment">// type, name and one value</span>
|
|
<span class="type">char</span> counter<span class="operator">[</span><span class="number">10</span><span class="operator">]</span> <span class="operator">=</span> <span class="string">"000000000"</span>;
|
|
<span class="type">int</span> counterPos <span class="operator">=</span> <span class="number">8</span>; <span class="comment">// position of last digit</span>
|
|
<span class="keyword">while</span> (<span class="operator">+</span><span class="operator">+</span>it <span class="operator">!</span><span class="operator">=</span> tokens<span class="operator">.</span>end()) {
|
|
m_parameterNames <span class="operator"><</span><span class="operator"><</span> name;
|
|
<span class="keyword">if</span> (<span class="operator">!</span>singleElement) {
|
|
m_parameterNames<span class="operator">.</span>back() <span class="operator">+</span><span class="operator">=</span> <span class="string">"["</span>;
|
|
m_parameterNames<span class="operator">.</span>back() <span class="operator">+</span><span class="operator">=</span> counter <span class="operator">+</span> counterPos;
|
|
m_parameterNames<span class="operator">.</span>back() <span class="operator">+</span><span class="operator">=</span> <span class="string">"]"</span>;
|
|
<span class="type">int</span> j <span class="operator">=</span> <span class="number">8</span>; <span class="comment">// position of last digit</span>
|
|
<span class="operator">+</span><span class="operator">+</span>counter<span class="operator">[</span>j<span class="operator">]</span>;
|
|
<span class="keyword">while</span> (j <span class="operator">></span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> counter<span class="operator">[</span>j<span class="operator">]</span> <span class="operator">></span> <span class="char">'9'</span>) {
|
|
counter<span class="operator">[</span>j<span class="operator">]</span> <span class="operator">=</span> <span class="char">'0'</span>;
|
|
<span class="operator">+</span><span class="operator">+</span>counter<span class="operator">[</span><span class="operator">-</span><span class="operator">-</span>j<span class="operator">]</span>;
|
|
}
|
|
<span class="keyword">if</span> (j <span class="operator"><</span> counterPos)
|
|
counterPos <span class="operator">=</span> j;
|
|
}
|
|
|
|
<span class="keyword">if</span> (type <span class="operator">=</span><span class="operator">=</span> <span class="string">"color"</span>) {
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(<span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(m_parameterNames<span class="operator">.</span>back()));
|
|
<span class="type">bool</span> ok;
|
|
ColorEdit <span class="operator">*</span>colorEdit <span class="operator">=</span> <span class="keyword">new</span> ColorEdit(it<span class="operator">-</span><span class="operator">></span>toUInt(<span class="operator">&</span>ok<span class="operator">,</span> <span class="number">16</span>)<span class="operator">,</span> m_parameterNames<span class="operator">.</span>size() <span class="operator">-</span> <span class="number">1</span>);
|
|
m_parameterEdits <span class="operator"><</span><span class="operator"><</span> colorEdit;
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(colorEdit);
|
|
connect(colorEdit<span class="operator">,</span> SIGNAL(colorChanged(<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span><span class="operator">,</span><span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(setColorParameter(<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span><span class="operator">,</span><span class="type">int</span>)));
|
|
<span class="operator">+</span><span class="operator">+</span>row;
|
|
} <span class="keyword">else</span> <span class="keyword">if</span> (type <span class="operator">=</span><span class="operator">=</span> <span class="string">"float"</span>) {
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(<span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(m_parameterNames<span class="operator">.</span>back()));
|
|
<span class="type">bool</span> ok;
|
|
FloatEdit <span class="operator">*</span>floatEdit <span class="operator">=</span> <span class="keyword">new</span> FloatEdit(it<span class="operator">-</span><span class="operator">></span>toFloat(<span class="operator">&</span>ok)<span class="operator">,</span> m_parameterNames<span class="operator">.</span>size() <span class="operator">-</span> <span class="number">1</span>);
|
|
m_parameterEdits <span class="operator"><</span><span class="operator"><</span> floatEdit;
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(floatEdit);
|
|
connect(floatEdit<span class="operator">,</span> SIGNAL(valueChanged(<span class="type">float</span><span class="operator">,</span><span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(setFloatParameter(<span class="type">float</span><span class="operator">,</span><span class="type">int</span>)));
|
|
<span class="operator">+</span><span class="operator">+</span>row;
|
|
}
|
|
}
|
|
}
|
|
file<span class="operator">.</span>close();
|
|
}
|
|
}
|
|
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(<span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Texture:"</span>)));
|
|
m_textureCombo <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
|
|
connect(m_textureCombo<span class="operator">,</span> SIGNAL(currentIndexChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SIGNAL(textureChanged(<span class="type">int</span>)));
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(m_textureCombo);
|
|
<span class="operator">+</span><span class="operator">+</span>row;
|
|
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(<span class="keyword">new</span> <span class="type"><a href="qlabel.html">QLabel</a></span>(tr(<span class="string">"Shader:"</span>)));
|
|
m_shaderCombo <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcombobox.html">QComboBox</a></span>;
|
|
connect(m_shaderCombo<span class="operator">,</span> SIGNAL(currentIndexChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SIGNAL(shaderChanged(<span class="type">int</span>)));
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(m_shaderCombo);
|
|
<span class="operator">+</span><span class="operator">+</span>row;
|
|
|
|
layout<span class="operator">-</span><span class="operator">></span>setRowStretch(row<span class="operator">,</span> <span class="number">1</span>);
|
|
}
|
|
|
|
<span class="type">int</span> RenderOptionsDialog<span class="operator">::</span>addTexture(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>name)
|
|
{
|
|
m_textureCombo<span class="operator">-</span><span class="operator">></span>addItem(name);
|
|
<span class="keyword">return</span> m_textureCombo<span class="operator">-</span><span class="operator">></span>count() <span class="operator">-</span> <span class="number">1</span>;
|
|
}
|
|
|
|
<span class="type">int</span> RenderOptionsDialog<span class="operator">::</span>addShader(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>name)
|
|
{
|
|
m_shaderCombo<span class="operator">-</span><span class="operator">></span>addItem(name);
|
|
<span class="keyword">return</span> m_shaderCombo<span class="operator">-</span><span class="operator">></span>count() <span class="operator">-</span> <span class="number">1</span>;
|
|
}
|
|
|
|
<span class="type">void</span> RenderOptionsDialog<span class="operator">::</span>emitParameterChanged()
|
|
{
|
|
foreach (ParameterEdit <span class="operator">*</span>edit<span class="operator">,</span> m_parameterEdits)
|
|
edit<span class="operator">-</span><span class="operator">></span>emitChange();
|
|
}
|
|
|
|
<span class="type">void</span> RenderOptionsDialog<span class="operator">::</span>setColorParameter(<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> color<span class="operator">,</span> <span class="type">int</span> id)
|
|
{
|
|
<span class="keyword">emit</span> colorParameterChanged(m_parameterNames<span class="operator">[</span>id<span class="operator">]</span><span class="operator">,</span> color);
|
|
}
|
|
|
|
<span class="type">void</span> RenderOptionsDialog<span class="operator">::</span>setFloatParameter(<span class="type">float</span> value<span class="operator">,</span> <span class="type">int</span> id)
|
|
{
|
|
<span class="keyword">emit</span> floatParameterChanged(m_parameterNames<span class="operator">[</span>id<span class="operator">]</span><span class="operator">,</span> value);
|
|
}
|
|
|
|
<span class="type">void</span> RenderOptionsDialog<span class="operator">::</span>mouseDoubleClickEvent(<span class="type"><a href="qmouseevent.html">QMouseEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LeftButton)
|
|
<span class="keyword">emit</span> doubleClicked();
|
|
}
|
|
|
|
<span class="comment">//============================================================================//</span>
|
|
<span class="comment">// ItemDialog //</span>
|
|
<span class="comment">//============================================================================//</span>
|
|
|
|
ItemDialog<span class="operator">::</span>ItemDialog()
|
|
: <span class="type"><a href="qdialog.html">QDialog</a></span>(<span class="number">0</span><span class="operator">,</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>CustomizeWindowHint <span class="operator">|</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>WindowTitleHint)
|
|
{
|
|
setWindowTitle(tr(<span class="string">"Items (double click to flip)"</span>));
|
|
setWindowOpacity(<span class="number">0.75</span>);
|
|
resize(<span class="number">160</span><span class="operator">,</span> <span class="number">100</span>);
|
|
|
|
<span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span> <span class="operator">*</span>layout <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qvboxlayout.html">QVBoxLayout</a></span>;
|
|
setLayout(layout);
|
|
<span class="type"><a href="qpushbutton.html">QPushButton</a></span> <span class="operator">*</span>button;
|
|
|
|
button <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Add Qt box"</span>));
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(button);
|
|
connect(button<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(triggerNewQtBox()));
|
|
|
|
button <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Add circle"</span>));
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(button);
|
|
connect(button<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(triggerNewCircleItem()));
|
|
|
|
button <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qpushbutton.html">QPushButton</a></span>(tr(<span class="string">"Add square"</span>));
|
|
layout<span class="operator">-</span><span class="operator">></span>addWidget(button);
|
|
connect(button<span class="operator">,</span> SIGNAL(clicked())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(triggerNewSquareItem()));
|
|
|
|
layout<span class="operator">-</span><span class="operator">></span>addStretch(<span class="number">1</span>);
|
|
}
|
|
|
|
<span class="type">void</span> ItemDialog<span class="operator">::</span>triggerNewQtBox()
|
|
{
|
|
<span class="keyword">emit</span> newItemTriggered(<span class="type">QtBoxItem</span>);
|
|
}
|
|
|
|
<span class="type">void</span> ItemDialog<span class="operator">::</span>triggerNewCircleItem()
|
|
{
|
|
<span class="keyword">emit</span> newItemTriggered(CircleItem);
|
|
}
|
|
|
|
<span class="type">void</span> ItemDialog<span class="operator">::</span>triggerNewSquareItem()
|
|
{
|
|
<span class="keyword">emit</span> newItemTriggered(SquareItem);
|
|
}
|
|
|
|
<span class="type">void</span> ItemDialog<span class="operator">::</span>mouseDoubleClickEvent(<span class="type"><a href="qmouseevent.html">QMouseEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LeftButton)
|
|
<span class="keyword">emit</span> doubleClicked();
|
|
}
|
|
|
|
<span class="comment">//============================================================================//</span>
|
|
<span class="comment">// Scene //</span>
|
|
<span class="comment">//============================================================================//</span>
|
|
|
|
<span class="keyword">const</span> <span class="keyword">static</span> <span class="type">char</span> environmentShaderText<span class="operator">[</span><span class="operator">]</span> <span class="operator">=</span>
|
|
<span class="string">"uniform samplerCube env;"</span>
|
|
<span class="string">"void main() {"</span>
|
|
<span class="string">"gl_FragColor = textureCube(env, gl_TexCoord[1].xyz);"</span>
|
|
<span class="string">"}"</span>;
|
|
|
|
Scene<span class="operator">::</span>Scene(<span class="type">int</span> width<span class="operator">,</span> <span class="type">int</span> height<span class="operator">,</span> <span class="type">int</span> maxTextureSize)
|
|
: m_distExp(<span class="number">600</span>)
|
|
<span class="operator">,</span> m_frame(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_maxTextureSize(maxTextureSize)
|
|
<span class="operator">,</span> m_currentShader(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_currentTexture(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_dynamicCubemap(<span class="keyword">false</span>)
|
|
<span class="operator">,</span> m_updateAllCubemaps(<span class="keyword">true</span>)
|
|
<span class="operator">,</span> m_box(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_vertexShader(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_environmentShader(<span class="number">0</span>)
|
|
<span class="operator">,</span> m_environmentProgram(<span class="number">0</span>)
|
|
{
|
|
setSceneRect(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> width<span class="operator">,</span> height);
|
|
|
|
m_trackBalls<span class="operator">[</span><span class="number">0</span><span class="operator">]</span> <span class="operator">=</span> TrackBall(<span class="number">0.05f</span><span class="operator">,</span> QVector3D(<span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>)<span class="operator">,</span> TrackBall<span class="operator">::</span>Sphere);
|
|
m_trackBalls<span class="operator">[</span><span class="number">1</span><span class="operator">]</span> <span class="operator">=</span> TrackBall(<span class="number">0.005f</span><span class="operator">,</span> QVector3D(<span class="number">0</span><span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> <span class="number">1</span>)<span class="operator">,</span> TrackBall<span class="operator">::</span>Sphere);
|
|
m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span> <span class="operator">=</span> TrackBall(<span class="number">0.0f</span><span class="operator">,</span> QVector3D(<span class="number">0</span><span class="operator">,</span> <span class="number">1</span><span class="operator">,</span> <span class="number">0</span>)<span class="operator">,</span> TrackBall<span class="operator">::</span>Plane);
|
|
|
|
m_renderOptions <span class="operator">=</span> <span class="keyword">new</span> RenderOptionsDialog;
|
|
m_renderOptions<span class="operator">-</span><span class="operator">></span>move(<span class="number">20</span><span class="operator">,</span> <span class="number">120</span>);
|
|
m_renderOptions<span class="operator">-</span><span class="operator">></span>resize(m_renderOptions<span class="operator">-</span><span class="operator">></span>sizeHint());
|
|
|
|
connect(m_renderOptions<span class="operator">,</span> SIGNAL(dynamicCubemapToggled(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(toggleDynamicCubemap(<span class="type">int</span>)));
|
|
connect(m_renderOptions<span class="operator">,</span> SIGNAL(colorParameterChanged(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">,</span><span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(setColorParameter(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">,</span><span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span>)));
|
|
connect(m_renderOptions<span class="operator">,</span> SIGNAL(floatParameterChanged(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">,</span><span class="type">float</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(setFloatParameter(<span class="type"><a href="qstring.html">QString</a></span><span class="operator">,</span><span class="type">float</span>)));
|
|
connect(m_renderOptions<span class="operator">,</span> SIGNAL(textureChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(setTexture(<span class="type">int</span>)));
|
|
connect(m_renderOptions<span class="operator">,</span> SIGNAL(shaderChanged(<span class="type">int</span>))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(setShader(<span class="type">int</span>)));
|
|
|
|
m_itemDialog <span class="operator">=</span> <span class="keyword">new</span> ItemDialog;
|
|
connect(m_itemDialog<span class="operator">,</span> SIGNAL(newItemTriggered(ItemDialog<span class="operator">::</span>ItemType))<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(newItem(ItemDialog<span class="operator">::</span>ItemType)));
|
|
|
|
TwoSidedGraphicsWidget <span class="operator">*</span>twoSided <span class="operator">=</span> <span class="keyword">new</span> TwoSidedGraphicsWidget(<span class="keyword">this</span>);
|
|
twoSided<span class="operator">-</span><span class="operator">></span>setWidget(<span class="number">0</span><span class="operator">,</span> m_renderOptions);
|
|
twoSided<span class="operator">-</span><span class="operator">></span>setWidget(<span class="number">1</span><span class="operator">,</span> m_itemDialog);
|
|
|
|
connect(m_renderOptions<span class="operator">,</span> SIGNAL(doubleClicked())<span class="operator">,</span> twoSided<span class="operator">,</span> SLOT(flip()));
|
|
connect(m_itemDialog<span class="operator">,</span> SIGNAL(doubleClicked())<span class="operator">,</span> twoSided<span class="operator">,</span> SLOT(flip()));
|
|
|
|
addItem(<span class="keyword">new</span> <span class="type">QtBox</span>(<span class="number">64</span><span class="operator">,</span> width <span class="operator">-</span> <span class="number">64</span><span class="operator">,</span> height <span class="operator">-</span> <span class="number">64</span>));
|
|
addItem(<span class="keyword">new</span> <span class="type">QtBox</span>(<span class="number">64</span><span class="operator">,</span> width <span class="operator">-</span> <span class="number">64</span><span class="operator">,</span> <span class="number">64</span>));
|
|
addItem(<span class="keyword">new</span> <span class="type">QtBox</span>(<span class="number">64</span><span class="operator">,</span> <span class="number">64</span><span class="operator">,</span> height <span class="operator">-</span> <span class="number">64</span>));
|
|
addItem(<span class="keyword">new</span> <span class="type">QtBox</span>(<span class="number">64</span><span class="operator">,</span> <span class="number">64</span><span class="operator">,</span> <span class="number">64</span>));
|
|
|
|
initGL();
|
|
|
|
m_timer <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qtimer.html">QTimer</a></span>(<span class="keyword">this</span>);
|
|
m_timer<span class="operator">-</span><span class="operator">></span>setInterval(<span class="number">20</span>);
|
|
connect(m_timer<span class="operator">,</span> SIGNAL(timeout())<span class="operator">,</span> <span class="keyword">this</span><span class="operator">,</span> SLOT(update()));
|
|
m_timer<span class="operator">-</span><span class="operator">></span>start();
|
|
|
|
m_time<span class="operator">.</span>start();
|
|
}
|
|
|
|
Scene<span class="operator">::</span><span class="operator">~</span>Scene()
|
|
{
|
|
<span class="keyword">if</span> (m_box)
|
|
<span class="keyword">delete</span> m_box;
|
|
foreach (GLTexture <span class="operator">*</span>texture<span class="operator">,</span> m_textures)
|
|
<span class="keyword">if</span> (texture) <span class="keyword">delete</span> texture;
|
|
<span class="keyword">if</span> (m_mainCubemap)
|
|
<span class="keyword">delete</span> m_mainCubemap;
|
|
foreach (<span class="type"><a href="qglshaderprogram.html">QGLShaderProgram</a></span> <span class="operator">*</span>program<span class="operator">,</span> m_programs)
|
|
<span class="keyword">if</span> (program) <span class="keyword">delete</span> program;
|
|
<span class="keyword">if</span> (m_vertexShader)
|
|
<span class="keyword">delete</span> m_vertexShader;
|
|
foreach (<span class="type"><a href="qglshader.html">QGLShader</a></span> <span class="operator">*</span>shader<span class="operator">,</span> m_fragmentShaders)
|
|
<span class="keyword">if</span> (shader) <span class="keyword">delete</span> shader;
|
|
foreach (GLRenderTargetCube <span class="operator">*</span>rt<span class="operator">,</span> m_cubemaps)
|
|
<span class="keyword">if</span> (rt) <span class="keyword">delete</span> rt;
|
|
<span class="keyword">if</span> (m_environmentShader)
|
|
<span class="keyword">delete</span> m_environmentShader;
|
|
<span class="keyword">if</span> (m_environmentProgram)
|
|
<span class="keyword">delete</span> m_environmentProgram;
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>initGL()
|
|
{
|
|
m_box <span class="operator">=</span> <span class="keyword">new</span> GLRoundedBox(<span class="number">0.25f</span><span class="operator">,</span> <span class="number">1.0f</span><span class="operator">,</span> <span class="number">10</span>);
|
|
|
|
m_vertexShader <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qglshader.html">QGLShader</a></span>(<span class="type"><a href="qglshader.html">QGLShader</a></span><span class="operator">::</span>Vertex);
|
|
m_vertexShader<span class="operator">-</span><span class="operator">></span>compileSourceFile(QLatin1String(<span class="string">":/res/boxes/basic.vsh"</span>));
|
|
|
|
<span class="type"><a href="qstringlist.html">QStringList</a></span> list;
|
|
list <span class="operator"><</span><span class="operator"><</span> <span class="string">":/res/boxes/cubemap_posx.jpg"</span> <span class="operator"><</span><span class="operator"><</span> <span class="string">":/res/boxes/cubemap_negx.jpg"</span> <span class="operator"><</span><span class="operator"><</span> <span class="string">":/res/boxes/cubemap_posy.jpg"</span>
|
|
<span class="operator"><</span><span class="operator"><</span> <span class="string">":/res/boxes/cubemap_negy.jpg"</span> <span class="operator"><</span><span class="operator"><</span> <span class="string">":/res/boxes/cubemap_posz.jpg"</span> <span class="operator"><</span><span class="operator"><</span> <span class="string">":/res/boxes/cubemap_negz.jpg"</span>;
|
|
m_environment <span class="operator">=</span> <span class="keyword">new</span> GLTextureCube(list<span class="operator">,</span> <a href="qtglobal.html#qMin">qMin</a>(<span class="number">1024</span><span class="operator">,</span> m_maxTextureSize));
|
|
m_environmentShader <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qglshader.html">QGLShader</a></span>(<span class="type"><a href="qglshader.html">QGLShader</a></span><span class="operator">::</span>Fragment);
|
|
m_environmentShader<span class="operator">-</span><span class="operator">></span>compileSourceCode(environmentShaderText);
|
|
m_environmentProgram <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qglshaderprogram.html">QGLShaderProgram</a></span>;
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>addShader(m_vertexShader);
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>addShader(m_environmentShader);
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>link();
|
|
|
|
<span class="keyword">const</span> <span class="type">int</span> NOISE_SIZE <span class="operator">=</span> <span class="number">128</span>; <span class="comment">// for a different size, B and BM in fbm.c must also be changed</span>
|
|
m_noise <span class="operator">=</span> <span class="keyword">new</span> GLTexture3D(NOISE_SIZE<span class="operator">,</span> NOISE_SIZE<span class="operator">,</span> NOISE_SIZE);
|
|
<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> <span class="operator">*</span>data <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span><span class="operator">[</span>NOISE_SIZE <span class="operator">*</span> NOISE_SIZE <span class="operator">*</span> NOISE_SIZE<span class="operator">]</span>;
|
|
memset(data<span class="operator">,</span> <span class="number">0</span><span class="operator">,</span> NOISE_SIZE <span class="operator">*</span> NOISE_SIZE <span class="operator">*</span> NOISE_SIZE <span class="operator">*</span> <span class="keyword">sizeof</span>(<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span>));
|
|
<span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> <span class="operator">*</span>p <span class="operator">=</span> data;
|
|
<span class="type">float</span> pos<span class="operator">[</span><span class="number">3</span><span class="operator">]</span>;
|
|
<span class="keyword">for</span> (<span class="type">int</span> k <span class="operator">=</span> <span class="number">0</span>; k <span class="operator"><</span> NOISE_SIZE; <span class="operator">+</span><span class="operator">+</span>k) {
|
|
pos<span class="operator">[</span><span class="number">2</span><span class="operator">]</span> <span class="operator">=</span> k <span class="operator">*</span> (<span class="number">0x20</span> <span class="operator">/</span> (<span class="type">float</span>)NOISE_SIZE);
|
|
<span class="keyword">for</span> (<span class="type">int</span> j <span class="operator">=</span> <span class="number">0</span>; j <span class="operator"><</span> NOISE_SIZE; <span class="operator">+</span><span class="operator">+</span>j) {
|
|
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> NOISE_SIZE; <span class="operator">+</span><span class="operator">+</span>i) {
|
|
<span class="keyword">for</span> (<span class="type">int</span> byte <span class="operator">=</span> <span class="number">0</span>; byte <span class="operator"><</span> <span class="number">4</span>; <span class="operator">+</span><span class="operator">+</span>byte) {
|
|
pos<span class="operator">[</span><span class="number">0</span><span class="operator">]</span> <span class="operator">=</span> (i <span class="operator">+</span> (byte <span class="operator">&</span> <span class="number">1</span>) <span class="operator">*</span> <span class="number">16</span>) <span class="operator">*</span> (<span class="number">0x20</span> <span class="operator">/</span> (<span class="type">float</span>)NOISE_SIZE);
|
|
pos<span class="operator">[</span><span class="number">1</span><span class="operator">]</span> <span class="operator">=</span> (j <span class="operator">+</span> (byte <span class="operator">&</span> <span class="number">2</span>) <span class="operator">*</span> <span class="number">8</span>) <span class="operator">*</span> (<span class="number">0x20</span> <span class="operator">/</span> (<span class="type">float</span>)NOISE_SIZE);
|
|
<span class="operator">*</span>p <span class="operator">|</span><span class="operator">=</span> (<span class="type">int</span>)(<span class="number">128.0f</span> <span class="operator">*</span> (noise3(pos) <span class="operator">+</span> <span class="number">1.0f</span>)) <span class="operator"><</span><span class="operator"><</span> (byte <span class="operator">*</span> <span class="number">8</span>);
|
|
}
|
|
<span class="operator">+</span><span class="operator">+</span>p;
|
|
}
|
|
}
|
|
}
|
|
m_noise<span class="operator">-</span><span class="operator">></span>load(NOISE_SIZE<span class="operator">,</span> NOISE_SIZE<span class="operator">,</span> NOISE_SIZE<span class="operator">,</span> data);
|
|
<span class="keyword">delete</span><span class="operator">[</span><span class="operator">]</span> data;
|
|
|
|
m_mainCubemap <span class="operator">=</span> <span class="keyword">new</span> GLRenderTargetCube(<span class="number">512</span>);
|
|
|
|
<span class="type"><a href="qstringlist.html">QStringList</a></span> filter;
|
|
<span class="type"><a href="qlist.html">QList</a></span><span class="operator"><</span><span class="type"><a href="qfileinfo.html">QFileInfo</a></span><span class="operator">></span> files;
|
|
|
|
<span class="comment">// Load all .png files as textures</span>
|
|
m_currentTexture <span class="operator">=</span> <span class="number">0</span>;
|
|
filter <span class="operator">=</span> <span class="type"><a href="qstringlist.html">QStringList</a></span>(<span class="string">"*.png"</span>);
|
|
files <span class="operator">=</span> <span class="type"><a href="qdir.html">QDir</a></span>(<span class="string">":/res/boxes/"</span>)<span class="operator">.</span>entryInfoList(filter<span class="operator">,</span> <span class="type"><a href="qdir.html">QDir</a></span><span class="operator">::</span>Files <span class="operator">|</span> <span class="type"><a href="qdir.html">QDir</a></span><span class="operator">::</span>Readable);
|
|
|
|
foreach (<span class="type"><a href="qfileinfo.html">QFileInfo</a></span> file<span class="operator">,</span> files) {
|
|
GLTexture <span class="operator">*</span>texture <span class="operator">=</span> <span class="keyword">new</span> GLTexture2D(file<span class="operator">.</span>absoluteFilePath()<span class="operator">,</span> <a href="qtglobal.html#qMin">qMin</a>(<span class="number">256</span><span class="operator">,</span> m_maxTextureSize)<span class="operator">,</span> <a href="qtglobal.html#qMin">qMin</a>(<span class="number">256</span><span class="operator">,</span> m_maxTextureSize));
|
|
<span class="keyword">if</span> (texture<span class="operator">-</span><span class="operator">></span>failed()) {
|
|
<span class="keyword">delete</span> texture;
|
|
<span class="keyword">continue</span>;
|
|
}
|
|
m_textures <span class="operator"><</span><span class="operator"><</span> texture;
|
|
m_renderOptions<span class="operator">-</span><span class="operator">></span>addTexture(file<span class="operator">.</span>baseName());
|
|
}
|
|
|
|
<span class="keyword">if</span> (m_textures<span class="operator">.</span>size() <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
|
|
m_textures <span class="operator"><</span><span class="operator"><</span> <span class="keyword">new</span> GLTexture2D(<a href="qtglobal.html#qMin">qMin</a>(<span class="number">64</span><span class="operator">,</span> m_maxTextureSize)<span class="operator">,</span> <a href="qtglobal.html#qMin">qMin</a>(<span class="number">64</span><span class="operator">,</span> m_maxTextureSize));
|
|
|
|
<span class="comment">// Load all .fsh files as fragment shaders</span>
|
|
m_currentShader <span class="operator">=</span> <span class="number">0</span>;
|
|
filter <span class="operator">=</span> <span class="type"><a href="qstringlist.html">QStringList</a></span>(<span class="string">"*.fsh"</span>);
|
|
files <span class="operator">=</span> <span class="type"><a href="qdir.html">QDir</a></span>(<span class="string">":/res/boxes/"</span>)<span class="operator">.</span>entryInfoList(filter<span class="operator">,</span> <span class="type"><a href="qdir.html">QDir</a></span><span class="operator">::</span>Files <span class="operator">|</span> <span class="type"><a href="qdir.html">QDir</a></span><span class="operator">::</span>Readable);
|
|
foreach (<span class="type"><a href="qfileinfo.html">QFileInfo</a></span> file<span class="operator">,</span> files) {
|
|
<span class="type"><a href="qglshaderprogram.html">QGLShaderProgram</a></span> <span class="operator">*</span>program <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qglshaderprogram.html">QGLShaderProgram</a></span>;
|
|
<span class="type"><a href="qglshader.html">QGLShader</a></span><span class="operator">*</span> shader <span class="operator">=</span> <span class="keyword">new</span> <span class="type"><a href="qglshader.html">QGLShader</a></span>(<span class="type"><a href="qglshader.html">QGLShader</a></span><span class="operator">::</span>Fragment);
|
|
shader<span class="operator">-</span><span class="operator">></span>compileSourceFile(file<span class="operator">.</span>absoluteFilePath());
|
|
<span class="comment">// The program does not take ownership over the shaders, so store them in a vector so they can be deleted afterwards.</span>
|
|
program<span class="operator">-</span><span class="operator">></span>addShader(m_vertexShader);
|
|
program<span class="operator">-</span><span class="operator">></span>addShader(shader);
|
|
<span class="keyword">if</span> (<span class="operator">!</span>program<span class="operator">-</span><span class="operator">></span>link()) {
|
|
<a href="qtglobal.html#qWarning">qWarning</a>(<span class="string">"Failed to compile and link shader program"</span>);
|
|
<a href="qtglobal.html#qWarning">qWarning</a>(<span class="string">"Vertex shader log:"</span>);
|
|
<a href="qtglobal.html#qWarning">qWarning</a>() <span class="operator"><</span><span class="operator"><</span> m_vertexShader<span class="operator">-</span><span class="operator">></span>log();
|
|
<a href="qtglobal.html#qWarning">qWarning</a>() <span class="operator"><</span><span class="operator"><</span> <span class="string">"Fragment shader log ( file ="</span> <span class="operator"><</span><span class="operator"><</span> file<span class="operator">.</span>absoluteFilePath() <span class="operator"><</span><span class="operator"><</span> <span class="string">"):"</span>;
|
|
<a href="qtglobal.html#qWarning">qWarning</a>() <span class="operator"><</span><span class="operator"><</span> shader<span class="operator">-</span><span class="operator">></span>log();
|
|
<a href="qtglobal.html#qWarning">qWarning</a>(<span class="string">"Shader program log:"</span>);
|
|
<a href="qtglobal.html#qWarning">qWarning</a>() <span class="operator"><</span><span class="operator"><</span> program<span class="operator">-</span><span class="operator">></span>log();
|
|
|
|
<span class="keyword">delete</span> shader;
|
|
<span class="keyword">delete</span> program;
|
|
<span class="keyword">continue</span>;
|
|
}
|
|
|
|
m_fragmentShaders <span class="operator"><</span><span class="operator"><</span> shader;
|
|
m_programs <span class="operator"><</span><span class="operator"><</span> program;
|
|
m_renderOptions<span class="operator">-</span><span class="operator">></span>addShader(file<span class="operator">.</span>baseName());
|
|
|
|
program<span class="operator">-</span><span class="operator">></span>bind();
|
|
m_cubemaps <span class="operator"><</span><span class="operator"><</span> ((program<span class="operator">-</span><span class="operator">></span>uniformLocation(<span class="string">"env"</span>) <span class="operator">!</span><span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>) <span class="operator">?</span> <span class="keyword">new</span> GLRenderTargetCube(<a href="qtglobal.html#qMin">qMin</a>(<span class="number">256</span><span class="operator">,</span> m_maxTextureSize)) : <span class="number">0</span>);
|
|
program<span class="operator">-</span><span class="operator">></span>release();
|
|
}
|
|
|
|
<span class="keyword">if</span> (m_programs<span class="operator">.</span>size() <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
|
|
m_programs <span class="operator"><</span><span class="operator"><</span> <span class="keyword">new</span> <span class="type"><a href="qglshaderprogram.html">QGLShaderProgram</a></span>;
|
|
|
|
m_renderOptions<span class="operator">-</span><span class="operator">></span>emitParameterChanged();
|
|
}
|
|
|
|
<span class="keyword">static</span> <span class="type">void</span> loadMatrix(<span class="keyword">const</span> QMatrix4x4<span class="operator">&</span> m)
|
|
{
|
|
<span class="comment">// static to prevent glLoadMatrixf to fail on certain drivers</span>
|
|
<span class="keyword">static</span> GLfloat mat<span class="operator">[</span><span class="number">16</span><span class="operator">]</span>;
|
|
<span class="keyword">const</span> <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <span class="operator">*</span>data <span class="operator">=</span> m<span class="operator">.</span>constData();
|
|
<span class="keyword">for</span> (<span class="type">int</span> index <span class="operator">=</span> <span class="number">0</span>; index <span class="operator"><</span> <span class="number">16</span>; <span class="operator">+</span><span class="operator">+</span>index)
|
|
mat<span class="operator">[</span>index<span class="operator">]</span> <span class="operator">=</span> data<span class="operator">[</span>index<span class="operator">]</span>;
|
|
glLoadMatrixf(mat);
|
|
}
|
|
|
|
<span class="keyword">static</span> <span class="type">void</span> multMatrix(<span class="keyword">const</span> QMatrix4x4<span class="operator">&</span> m)
|
|
{
|
|
<span class="comment">// static to prevent glMultMatrixf to fail on certain drivers</span>
|
|
<span class="keyword">static</span> GLfloat mat<span class="operator">[</span><span class="number">16</span><span class="operator">]</span>;
|
|
<span class="keyword">const</span> <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> <span class="operator">*</span>data <span class="operator">=</span> m<span class="operator">.</span>constData();
|
|
<span class="keyword">for</span> (<span class="type">int</span> index <span class="operator">=</span> <span class="number">0</span>; index <span class="operator"><</span> <span class="number">16</span>; <span class="operator">+</span><span class="operator">+</span>index)
|
|
mat<span class="operator">[</span>index<span class="operator">]</span> <span class="operator">=</span> data<span class="operator">[</span>index<span class="operator">]</span>;
|
|
glMultMatrixf(mat);
|
|
}
|
|
|
|
<span class="comment">// If one of the boxes should not be rendered, set excludeBox to its index.</span>
|
|
<span class="comment">// If the main box should not be rendered, set excludeBox to -1.</span>
|
|
<span class="type">void</span> Scene<span class="operator">::</span>renderBoxes(<span class="keyword">const</span> QMatrix4x4 <span class="operator">&</span>view<span class="operator">,</span> <span class="type">int</span> excludeBox)
|
|
{
|
|
QMatrix4x4 invView <span class="operator">=</span> view<span class="operator">.</span>inverted();
|
|
|
|
<span class="comment">// If multi-texturing is supported, use three saplers.</span>
|
|
<span class="keyword">if</span> (glActiveTexture) {
|
|
glActiveTexture(GL_TEXTURE0);
|
|
m_textures<span class="operator">[</span>m_currentTexture<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>bind();
|
|
glActiveTexture(GL_TEXTURE2);
|
|
m_noise<span class="operator">-</span><span class="operator">></span>bind();
|
|
glActiveTexture(GL_TEXTURE1);
|
|
} <span class="keyword">else</span> {
|
|
m_textures<span class="operator">[</span>m_currentTexture<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>bind();
|
|
}
|
|
|
|
glDisable(GL_LIGHTING);
|
|
glDisable(GL_CULL_FACE);
|
|
|
|
QMatrix4x4 viewRotation(view);
|
|
viewRotation(<span class="number">3</span><span class="operator">,</span> <span class="number">0</span>) <span class="operator">=</span> viewRotation(<span class="number">3</span><span class="operator">,</span> <span class="number">1</span>) <span class="operator">=</span> viewRotation(<span class="number">3</span><span class="operator">,</span> <span class="number">2</span>) <span class="operator">=</span> <span class="number">0.0f</span>;
|
|
viewRotation(<span class="number">0</span><span class="operator">,</span> <span class="number">3</span>) <span class="operator">=</span> viewRotation(<span class="number">1</span><span class="operator">,</span> <span class="number">3</span>) <span class="operator">=</span> viewRotation(<span class="number">2</span><span class="operator">,</span> <span class="number">3</span>) <span class="operator">=</span> <span class="number">0.0f</span>;
|
|
viewRotation(<span class="number">3</span><span class="operator">,</span> <span class="number">3</span>) <span class="operator">=</span> <span class="number">1.0f</span>;
|
|
loadMatrix(viewRotation);
|
|
glScalef(<span class="number">20.0f</span><span class="operator">,</span> <span class="number">20.0f</span><span class="operator">,</span> <span class="number">20.0f</span>);
|
|
|
|
<span class="comment">// Don't render the environment if the environment texture can't be set for the correct sampler.</span>
|
|
<span class="keyword">if</span> (glActiveTexture) {
|
|
m_environment<span class="operator">-</span><span class="operator">></span>bind();
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>bind();
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"tex"</span><span class="operator">,</span> GLint(<span class="number">0</span>));
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"env"</span><span class="operator">,</span> GLint(<span class="number">1</span>));
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"noise"</span><span class="operator">,</span> GLint(<span class="number">2</span>));
|
|
m_box<span class="operator">-</span><span class="operator">></span>draw();
|
|
m_environmentProgram<span class="operator">-</span><span class="operator">></span>release();
|
|
m_environment<span class="operator">-</span><span class="operator">></span>unbind();
|
|
}
|
|
|
|
loadMatrix(view);
|
|
|
|
glEnable(GL_CULL_FACE);
|
|
glEnable(GL_LIGHTING);
|
|
|
|
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> <span class="number">0</span>; i <span class="operator"><</span> m_programs<span class="operator">.</span>size(); <span class="operator">+</span><span class="operator">+</span>i) {
|
|
<span class="keyword">if</span> (i <span class="operator">=</span><span class="operator">=</span> excludeBox)
|
|
<span class="keyword">continue</span>;
|
|
|
|
glPushMatrix();
|
|
QMatrix4x4 m;
|
|
m<span class="operator">.</span>rotate(m_trackBalls<span class="operator">[</span><span class="number">1</span><span class="operator">]</span><span class="operator">.</span>rotation());
|
|
multMatrix(m);
|
|
|
|
glRotatef(<span class="number">360.0f</span> <span class="operator">*</span> i <span class="operator">/</span> m_programs<span class="operator">.</span>size()<span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">1.0f</span>);
|
|
glTranslatef(<span class="number">2.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span>);
|
|
glScalef(<span class="number">0.3f</span><span class="operator">,</span> <span class="number">0.6f</span><span class="operator">,</span> <span class="number">0.6f</span>);
|
|
|
|
<span class="keyword">if</span> (glActiveTexture) {
|
|
<span class="keyword">if</span> (m_dynamicCubemap <span class="operator">&</span><span class="operator">&</span> m_cubemaps<span class="operator">[</span>i<span class="operator">]</span>)
|
|
m_cubemaps<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>bind();
|
|
<span class="keyword">else</span>
|
|
m_environment<span class="operator">-</span><span class="operator">></span>bind();
|
|
}
|
|
m_programs<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>bind();
|
|
m_programs<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"tex"</span><span class="operator">,</span> GLint(<span class="number">0</span>));
|
|
m_programs<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"env"</span><span class="operator">,</span> GLint(<span class="number">1</span>));
|
|
m_programs<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"noise"</span><span class="operator">,</span> GLint(<span class="number">2</span>));
|
|
m_programs<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"view"</span><span class="operator">,</span> view);
|
|
m_programs<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"invView"</span><span class="operator">,</span> invView);
|
|
m_box<span class="operator">-</span><span class="operator">></span>draw();
|
|
m_programs<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>release();
|
|
|
|
<span class="keyword">if</span> (glActiveTexture) {
|
|
<span class="keyword">if</span> (m_dynamicCubemap <span class="operator">&</span><span class="operator">&</span> m_cubemaps<span class="operator">[</span>i<span class="operator">]</span>)
|
|
m_cubemaps<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>unbind();
|
|
<span class="keyword">else</span>
|
|
m_environment<span class="operator">-</span><span class="operator">></span>unbind();
|
|
}
|
|
glPopMatrix();
|
|
}
|
|
|
|
<span class="keyword">if</span> (<span class="operator">-</span><span class="number">1</span> <span class="operator">!</span><span class="operator">=</span> excludeBox) {
|
|
QMatrix4x4 m;
|
|
m<span class="operator">.</span>rotate(m_trackBalls<span class="operator">[</span><span class="number">0</span><span class="operator">]</span><span class="operator">.</span>rotation());
|
|
multMatrix(m);
|
|
|
|
<span class="keyword">if</span> (glActiveTexture) {
|
|
<span class="keyword">if</span> (m_dynamicCubemap)
|
|
m_mainCubemap<span class="operator">-</span><span class="operator">></span>bind();
|
|
<span class="keyword">else</span>
|
|
m_environment<span class="operator">-</span><span class="operator">></span>bind();
|
|
}
|
|
|
|
m_programs<span class="operator">[</span>m_currentShader<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>bind();
|
|
m_programs<span class="operator">[</span>m_currentShader<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"tex"</span><span class="operator">,</span> GLint(<span class="number">0</span>));
|
|
m_programs<span class="operator">[</span>m_currentShader<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"env"</span><span class="operator">,</span> GLint(<span class="number">1</span>));
|
|
m_programs<span class="operator">[</span>m_currentShader<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"noise"</span><span class="operator">,</span> GLint(<span class="number">2</span>));
|
|
m_programs<span class="operator">[</span>m_currentShader<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"view"</span><span class="operator">,</span> view);
|
|
m_programs<span class="operator">[</span>m_currentShader<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>setUniformValue(<span class="string">"invView"</span><span class="operator">,</span> invView);
|
|
m_box<span class="operator">-</span><span class="operator">></span>draw();
|
|
m_programs<span class="operator">[</span>m_currentShader<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>release();
|
|
|
|
<span class="keyword">if</span> (glActiveTexture) {
|
|
<span class="keyword">if</span> (m_dynamicCubemap)
|
|
m_mainCubemap<span class="operator">-</span><span class="operator">></span>unbind();
|
|
<span class="keyword">else</span>
|
|
m_environment<span class="operator">-</span><span class="operator">></span>unbind();
|
|
}
|
|
}
|
|
|
|
<span class="keyword">if</span> (glActiveTexture) {
|
|
glActiveTexture(GL_TEXTURE2);
|
|
m_noise<span class="operator">-</span><span class="operator">></span>unbind();
|
|
glActiveTexture(GL_TEXTURE0);
|
|
}
|
|
m_textures<span class="operator">[</span>m_currentTexture<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>unbind();
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>setStates()
|
|
{
|
|
<span class="comment">//glClearColor(0.25f, 0.25f, 0.5f, 1.0f);</span>
|
|
|
|
glEnable(GL_DEPTH_TEST);
|
|
glEnable(GL_CULL_FACE);
|
|
glEnable(GL_LIGHTING);
|
|
<span class="comment">//glEnable(GL_COLOR_MATERIAL);</span>
|
|
glEnable(GL_TEXTURE_2D);
|
|
glEnable(GL_NORMALIZE);
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
glPushMatrix();
|
|
glLoadIdentity();
|
|
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glPushMatrix();
|
|
glLoadIdentity();
|
|
|
|
setLights();
|
|
|
|
<span class="type">float</span> materialSpecular<span class="operator">[</span><span class="operator">]</span> <span class="operator">=</span> {<span class="number">0.5f</span><span class="operator">,</span> <span class="number">0.5f</span><span class="operator">,</span> <span class="number">0.5f</span><span class="operator">,</span> <span class="number">1.0f</span>};
|
|
glMaterialfv(GL_FRONT_AND_BACK<span class="operator">,</span> GL_SPECULAR<span class="operator">,</span> materialSpecular);
|
|
glMaterialf(GL_FRONT_AND_BACK<span class="operator">,</span> GL_SHININESS<span class="operator">,</span> <span class="number">32.0f</span>);
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>setLights()
|
|
{
|
|
glColorMaterial(GL_FRONT_AND_BACK<span class="operator">,</span> GL_AMBIENT_AND_DIFFUSE);
|
|
<span class="comment">//float lightColour[] = {1.0f, 1.0f, 1.0f, 1.0f};</span>
|
|
<span class="type">float</span> lightDir<span class="operator">[</span><span class="operator">]</span> <span class="operator">=</span> {<span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">1.0f</span><span class="operator">,</span> <span class="number">0.0f</span>};
|
|
<span class="comment">//glLightfv(GL_LIGHT0, GL_DIFFUSE, lightColour);</span>
|
|
<span class="comment">//glLightfv(GL_LIGHT0, GL_SPECULAR, lightColour);</span>
|
|
glLightfv(GL_LIGHT0<span class="operator">,</span> GL_POSITION<span class="operator">,</span> lightDir);
|
|
glLightModelf(GL_LIGHT_MODEL_LOCAL_VIEWER<span class="operator">,</span> <span class="number">1.0f</span>);
|
|
glEnable(GL_LIGHT0);
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>defaultStates()
|
|
{
|
|
<span class="comment">//glClearColor(0.0f, 0.0f, 0.0f, 0.0f);</span>
|
|
|
|
glDisable(GL_DEPTH_TEST);
|
|
glDisable(GL_CULL_FACE);
|
|
glDisable(GL_LIGHTING);
|
|
<span class="comment">//glDisable(GL_COLOR_MATERIAL);</span>
|
|
glDisable(GL_TEXTURE_2D);
|
|
glDisable(GL_LIGHT0);
|
|
glDisable(GL_NORMALIZE);
|
|
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glPopMatrix();
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
glPopMatrix();
|
|
|
|
glLightModelf(GL_LIGHT_MODEL_LOCAL_VIEWER<span class="operator">,</span> <span class="number">0.0f</span>);
|
|
<span class="type">float</span> defaultMaterialSpecular<span class="operator">[</span><span class="operator">]</span> <span class="operator">=</span> {<span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">0.0f</span><span class="operator">,</span> <span class="number">1.0f</span>};
|
|
glMaterialfv(GL_FRONT_AND_BACK<span class="operator">,</span> GL_SPECULAR<span class="operator">,</span> defaultMaterialSpecular);
|
|
glMaterialf(GL_FRONT_AND_BACK<span class="operator">,</span> GL_SHININESS<span class="operator">,</span> <span class="number">0.0f</span>);
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>renderCubemaps()
|
|
{
|
|
<span class="comment">// To speed things up, only update the cubemaps for the small cubes every N frames.</span>
|
|
<span class="keyword">const</span> <span class="type">int</span> N <span class="operator">=</span> (m_updateAllCubemaps <span class="operator">?</span> <span class="number">1</span> : <span class="number">3</span>);
|
|
|
|
QMatrix4x4 mat;
|
|
GLRenderTargetCube<span class="operator">::</span>getProjectionMatrix(mat<span class="operator">,</span> <span class="number">0.1f</span><span class="operator">,</span> <span class="number">100.0f</span>);
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
glPushMatrix();
|
|
loadMatrix(mat);
|
|
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glPushMatrix();
|
|
|
|
QVector3D center;
|
|
|
|
<span class="keyword">for</span> (<span class="type">int</span> i <span class="operator">=</span> m_frame <span class="operator">%</span> N; i <span class="operator"><</span> m_cubemaps<span class="operator">.</span>size(); i <span class="operator">+</span><span class="operator">=</span> N) {
|
|
<span class="keyword">if</span> (<span class="number">0</span> <span class="operator">=</span><span class="operator">=</span> m_cubemaps<span class="operator">[</span>i<span class="operator">]</span>)
|
|
<span class="keyword">continue</span>;
|
|
|
|
<span class="type">float</span> angle <span class="operator">=</span> <span class="number">2.0f</span> <span class="operator">*</span> PI <span class="operator">*</span> i <span class="operator">/</span> m_cubemaps<span class="operator">.</span>size();
|
|
|
|
center <span class="operator">=</span> m_trackBalls<span class="operator">[</span><span class="number">1</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>rotatedVector(QVector3D(cos(angle)<span class="operator">,</span> sin(angle)<span class="operator">,</span> <span class="number">0.0f</span>));
|
|
|
|
<span class="keyword">for</span> (<span class="type">int</span> face <span class="operator">=</span> <span class="number">0</span>; face <span class="operator"><</span> <span class="number">6</span>; <span class="operator">+</span><span class="operator">+</span>face) {
|
|
m_cubemaps<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>begin(face);
|
|
|
|
GLRenderTargetCube<span class="operator">::</span>getViewMatrix(mat<span class="operator">,</span> face);
|
|
QVector4D v <span class="operator">=</span> QVector4D(<span class="operator">-</span>center<span class="operator">.</span>x()<span class="operator">,</span> <span class="operator">-</span>center<span class="operator">.</span>y()<span class="operator">,</span> <span class="operator">-</span>center<span class="operator">.</span>z()<span class="operator">,</span> <span class="number">1.0</span>);
|
|
mat<span class="operator">.</span>setColumn(<span class="number">3</span><span class="operator">,</span> mat <span class="operator">*</span> v);
|
|
|
|
glClear(GL_COLOR_BUFFER_BIT <span class="operator">|</span> GL_DEPTH_BUFFER_BIT);
|
|
renderBoxes(mat<span class="operator">,</span> i);
|
|
|
|
m_cubemaps<span class="operator">[</span>i<span class="operator">]</span><span class="operator">-</span><span class="operator">></span>end();
|
|
}
|
|
}
|
|
|
|
<span class="keyword">for</span> (<span class="type">int</span> face <span class="operator">=</span> <span class="number">0</span>; face <span class="operator"><</span> <span class="number">6</span>; <span class="operator">+</span><span class="operator">+</span>face) {
|
|
m_mainCubemap<span class="operator">-</span><span class="operator">></span>begin(face);
|
|
GLRenderTargetCube<span class="operator">::</span>getViewMatrix(mat<span class="operator">,</span> face);
|
|
|
|
glClear(GL_COLOR_BUFFER_BIT <span class="operator">|</span> GL_DEPTH_BUFFER_BIT);
|
|
renderBoxes(mat<span class="operator">,</span> <span class="operator">-</span><span class="number">1</span>);
|
|
|
|
m_mainCubemap<span class="operator">-</span><span class="operator">></span>end();
|
|
}
|
|
|
|
glPopMatrix();
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
glPopMatrix();
|
|
|
|
m_updateAllCubemaps <span class="operator">=</span> <span class="keyword">false</span>;
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>drawBackground(<span class="type"><a href="qpainter.html">QPainter</a></span> <span class="operator">*</span>painter<span class="operator">,</span> <span class="keyword">const</span> <span class="type"><a href="qrectf.html">QRectF</a></span> <span class="operator">&</span>)
|
|
{
|
|
<span class="type">float</span> width <span class="operator">=</span> <span class="type">float</span>(painter<span class="operator">-</span><span class="operator">></span>device()<span class="operator">-</span><span class="operator">></span>width());
|
|
<span class="type">float</span> height <span class="operator">=</span> <span class="type">float</span>(painter<span class="operator">-</span><span class="operator">></span>device()<span class="operator">-</span><span class="operator">></span>height());
|
|
|
|
painter<span class="operator">-</span><span class="operator">></span>beginNativePainting();
|
|
setStates();
|
|
|
|
<span class="keyword">if</span> (m_dynamicCubemap)
|
|
renderCubemaps();
|
|
|
|
glClear(GL_COLOR_BUFFER_BIT <span class="operator">|</span> GL_DEPTH_BUFFER_BIT);
|
|
|
|
glMatrixMode(GL_PROJECTION);
|
|
qgluPerspective(<span class="number">60.0</span><span class="operator">,</span> width <span class="operator">/</span> height<span class="operator">,</span> <span class="number">0.01</span><span class="operator">,</span> <span class="number">15.0</span>);
|
|
|
|
glMatrixMode(GL_MODELVIEW);
|
|
|
|
QMatrix4x4 view;
|
|
view<span class="operator">.</span>rotate(m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation());
|
|
view(<span class="number">2</span><span class="operator">,</span> <span class="number">3</span>) <span class="operator">-</span><span class="operator">=</span> <span class="number">2.0f</span> <span class="operator">*</span> exp(m_distExp <span class="operator">/</span> <span class="number">1200.0f</span>);
|
|
renderBoxes(view);
|
|
|
|
defaultStates();
|
|
<span class="operator">+</span><span class="operator">+</span>m_frame;
|
|
|
|
painter<span class="operator">-</span><span class="operator">></span>endNativePainting();
|
|
}
|
|
|
|
<span class="type"><a href="qpointf.html">QPointF</a></span> Scene<span class="operator">::</span>pixelPosToViewPos(<span class="keyword">const</span> <span class="type"><a href="qpointf.html">QPointF</a></span><span class="operator">&</span> p)
|
|
{
|
|
<span class="keyword">return</span> <span class="type"><a href="qpointf.html">QPointF</a></span>(<span class="number">2.0</span> <span class="operator">*</span> <span class="type">float</span>(p<span class="operator">.</span>x()) <span class="operator">/</span> width() <span class="operator">-</span> <span class="number">1.0</span><span class="operator">,</span>
|
|
<span class="number">1.0</span> <span class="operator">-</span> <span class="number">2.0</span> <span class="operator">*</span> <span class="type">float</span>(p<span class="operator">.</span>y()) <span class="operator">/</span> height());
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>mouseMoveEvent(<span class="type"><a href="qgraphicsscenemouseevent.html">QGraphicsSceneMouseEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span><span class="operator">::</span>mouseMoveEvent(event);
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>isAccepted())
|
|
<span class="keyword">return</span>;
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>buttons() <span class="operator">&</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LeftButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">0</span><span class="operator">]</span><span class="operator">.</span>move(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
} <span class="keyword">else</span> {
|
|
m_trackBalls<span class="operator">[</span><span class="number">0</span><span class="operator">]</span><span class="operator">.</span>release(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
}
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>buttons() <span class="operator">&</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RightButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">1</span><span class="operator">]</span><span class="operator">.</span>move(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
} <span class="keyword">else</span> {
|
|
m_trackBalls<span class="operator">[</span><span class="number">1</span><span class="operator">]</span><span class="operator">.</span>release(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
}
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>buttons() <span class="operator">&</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>MidButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>move(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> <span class="type"><a href="qquaternion.html">QQuaternion</a></span>());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
} <span class="keyword">else</span> {
|
|
m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>release(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> <span class="type"><a href="qquaternion.html">QQuaternion</a></span>());
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>mousePressEvent(<span class="type"><a href="qgraphicsscenemouseevent.html">QGraphicsSceneMouseEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span><span class="operator">::</span>mousePressEvent(event);
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>isAccepted())
|
|
<span class="keyword">return</span>;
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>buttons() <span class="operator">&</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LeftButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">0</span><span class="operator">]</span><span class="operator">.</span>push(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>buttons() <span class="operator">&</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RightButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">1</span><span class="operator">]</span><span class="operator">.</span>push(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>buttons() <span class="operator">&</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>MidButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>push(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> <span class="type"><a href="qquaternion.html">QQuaternion</a></span>());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>mouseReleaseEvent(<span class="type"><a href="qgraphicsscenemouseevent.html">QGraphicsSceneMouseEvent</a></span> <span class="operator">*</span>event)
|
|
{
|
|
<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span><span class="operator">::</span>mouseReleaseEvent(event);
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>isAccepted())
|
|
<span class="keyword">return</span>;
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>LeftButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">0</span><span class="operator">]</span><span class="operator">.</span>release(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>RightButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">1</span><span class="operator">]</span><span class="operator">.</span>release(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>rotation()<span class="operator">.</span>conjugate());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
|
|
<span class="keyword">if</span> (event<span class="operator">-</span><span class="operator">></span>button() <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>MidButton) {
|
|
m_trackBalls<span class="operator">[</span><span class="number">2</span><span class="operator">]</span><span class="operator">.</span>release(pixelPosToViewPos(event<span class="operator">-</span><span class="operator">></span>scenePos())<span class="operator">,</span> <span class="type"><a href="qquaternion.html">QQuaternion</a></span>());
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>wheelEvent(<span class="type"><a href="qgraphicsscenewheelevent.html">QGraphicsSceneWheelEvent</a></span> <span class="operator">*</span> event)
|
|
{
|
|
<span class="type"><a href="qgraphicsscene.html">QGraphicsScene</a></span><span class="operator">::</span>wheelEvent(event);
|
|
<span class="keyword">if</span> (<span class="operator">!</span>event<span class="operator">-</span><span class="operator">></span>isAccepted()) {
|
|
m_distExp <span class="operator">+</span><span class="operator">=</span> event<span class="operator">-</span><span class="operator">></span>delta();
|
|
<span class="keyword">if</span> (m_distExp <span class="operator"><</span> <span class="operator">-</span><span class="number">8</span> <span class="operator">*</span> <span class="number">120</span>)
|
|
m_distExp <span class="operator">=</span> <span class="operator">-</span><span class="number">8</span> <span class="operator">*</span> <span class="number">120</span>;
|
|
<span class="keyword">if</span> (m_distExp <span class="operator">></span> <span class="number">10</span> <span class="operator">*</span> <span class="number">120</span>)
|
|
m_distExp <span class="operator">=</span> <span class="number">10</span> <span class="operator">*</span> <span class="number">120</span>;
|
|
event<span class="operator">-</span><span class="operator">></span>accept();
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>setShader(<span class="type">int</span> index)
|
|
{
|
|
<span class="keyword">if</span> (index <span class="operator">></span><span class="operator">=</span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> index <span class="operator"><</span> m_fragmentShaders<span class="operator">.</span>size())
|
|
m_currentShader <span class="operator">=</span> index;
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>setTexture(<span class="type">int</span> index)
|
|
{
|
|
<span class="keyword">if</span> (index <span class="operator">></span><span class="operator">=</span> <span class="number">0</span> <span class="operator">&</span><span class="operator">&</span> index <span class="operator"><</span> m_textures<span class="operator">.</span>size())
|
|
m_currentTexture <span class="operator">=</span> index;
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>toggleDynamicCubemap(<span class="type">int</span> state)
|
|
{
|
|
<span class="keyword">if</span> ((m_dynamicCubemap <span class="operator">=</span> (state <span class="operator">=</span><span class="operator">=</span> <span class="type"><a href="qt.html">Qt</a></span><span class="operator">::</span>Checked)))
|
|
m_updateAllCubemaps <span class="operator">=</span> <span class="keyword">true</span>;
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>setColorParameter(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>name<span class="operator">,</span> <span class="type"><a href="qcolor.html#QRgb-typedef">QRgb</a></span> color)
|
|
{
|
|
<span class="comment">// set the color in all programs</span>
|
|
foreach (<span class="type"><a href="qglshaderprogram.html">QGLShaderProgram</a></span> <span class="operator">*</span>program<span class="operator">,</span> m_programs) {
|
|
program<span class="operator">-</span><span class="operator">></span>bind();
|
|
program<span class="operator">-</span><span class="operator">></span>setUniformValue(program<span class="operator">-</span><span class="operator">></span>uniformLocation(name)<span class="operator">,</span> <span class="type"><a href="qcolor.html">QColor</a></span>(color));
|
|
program<span class="operator">-</span><span class="operator">></span>release();
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>setFloatParameter(<span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>name<span class="operator">,</span> <span class="type">float</span> value)
|
|
{
|
|
<span class="comment">// set the color in all programs</span>
|
|
foreach (<span class="type"><a href="qglshaderprogram.html">QGLShaderProgram</a></span> <span class="operator">*</span>program<span class="operator">,</span> m_programs) {
|
|
program<span class="operator">-</span><span class="operator">></span>bind();
|
|
program<span class="operator">-</span><span class="operator">></span>setUniformValue(program<span class="operator">-</span><span class="operator">></span>uniformLocation(name)<span class="operator">,</span> value);
|
|
program<span class="operator">-</span><span class="operator">></span>release();
|
|
}
|
|
}
|
|
|
|
<span class="type">void</span> Scene<span class="operator">::</span>newItem(ItemDialog<span class="operator">::</span>ItemType type)
|
|
{
|
|
<span class="type"><a href="qsize.html">QSize</a></span> size <span class="operator">=</span> sceneRect()<span class="operator">.</span>size()<span class="operator">.</span>toSize();
|
|
<span class="keyword">switch</span> (type) {
|
|
<span class="keyword">case</span> ItemDialog<span class="operator">::</span><span class="type">QtBoxItem</span>:
|
|
addItem(<span class="keyword">new</span> <span class="type">QtBox</span>(<span class="number">64</span><span class="operator">,</span> rand() <span class="operator">%</span> (size<span class="operator">.</span>width() <span class="operator">-</span> <span class="number">64</span>) <span class="operator">+</span> <span class="number">32</span><span class="operator">,</span> rand() <span class="operator">%</span> (size<span class="operator">.</span>height() <span class="operator">-</span> <span class="number">64</span>) <span class="operator">+</span> <span class="number">32</span>));
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">case</span> ItemDialog<span class="operator">::</span>CircleItem:
|
|
addItem(<span class="keyword">new</span> CircleItem(<span class="number">64</span><span class="operator">,</span> rand() <span class="operator">%</span> (size<span class="operator">.</span>width() <span class="operator">-</span> <span class="number">64</span>) <span class="operator">+</span> <span class="number">32</span><span class="operator">,</span> rand() <span class="operator">%</span> (size<span class="operator">.</span>height() <span class="operator">-</span> <span class="number">64</span>) <span class="operator">+</span> <span class="number">32</span>));
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">case</span> ItemDialog<span class="operator">::</span>SquareItem:
|
|
addItem(<span class="keyword">new</span> SquareItem(<span class="number">64</span><span class="operator">,</span> rand() <span class="operator">%</span> (size<span class="operator">.</span>width() <span class="operator">-</span> <span class="number">64</span>) <span class="operator">+</span> <span class="number">32</span><span class="operator">,</span> rand() <span class="operator">%</span> (size<span class="operator">.</span>height() <span class="operator">-</span> <span class="number">64</span>) <span class="operator">+</span> <span class="number">32</span>));
|
|
<span class="keyword">break</span>;
|
|
<span class="keyword">default</span>:
|
|
<span class="keyword">break</span>;
|
|
}
|
|
}</pre>
|
|
</div>
|
|
<!-- @@@demos/boxes/scene.cpp -->
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div class="ft">
|
|
<span></span>
|
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</div>
|
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</div>
|
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<div class="footer">
|
|
<p>
|
|
<acronym title="Copyright">©</acronym> 2015 The Qt Company Ltd.
|
|
Documentation contributions included herein are the copyrights of
|
|
their respective owners.</p>
|
|
<br />
|
|
<p>
|
|
The documentation provided herein is licensed under the terms of the
|
|
<a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation
|
|
License version 1.3</a> as published by the Free Software Foundation.</p>
|
|
<p>
|
|
Documentation sources may be obtained from <a href="http://www.qt-project.org">
|
|
www.qt-project.org</a>.</p>
|
|
<br />
|
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<p>
|
|
Qt and respective logos are trademarks of The Qt Company Ltd
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|
in Finland and/or other countries worldwide. All other trademarks are property
|
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of their respective owners. <a title="Privacy Policy"
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href="http://en.gitorious.org/privacy_policy/">Privacy Policy</a></p>
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