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<h1 class="title">shadereffects.qml Example File</h1>
<span class="subtitle">shadereffects/shadereffects.qml</span>
<!-- $$$shadereffects/shadereffects.qml-description -->
<div class="descr"> <a name="details"></a>
<pre class="qml">
<span class="comment">/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtQuick module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
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**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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****************************************************************************/</span>
import QtQuick 2.0
import QtQml.Models 2.1
import "content"
<span class="type"><a href="qml-qtquick-rectangle.html">Rectangle</a></span> {
<span class="name">id</span>: <span class="name">root</span>
<span class="name">width</span>: <span class="number">320</span>
<span class="name">height</span>: <span class="number">480</span>
property <span class="type">color</span> <span class="name">col</span>: <span class="string">"lightsteelblue"</span>
<span class="name">gradient</span>: <span class="name">Gradient</span> {
<span class="type"><a href="qml-qtquick-gradientstop.html">GradientStop</a></span> { <span class="name">position</span>: <span class="number">0.0</span>; <span class="name">color</span>: <span class="name">Qt</span>.<span class="name">tint</span>(<span class="name">root</span>.<span class="name">col</span>, <span class="string">"#20FFFFFF"</span>) }
<span class="type"><a href="qml-qtquick-gradientstop.html">GradientStop</a></span> { <span class="name">position</span>: <span class="number">0.1</span>; <span class="name">color</span>: <span class="name">Qt</span>.<span class="name">tint</span>(<span class="name">root</span>.<span class="name">col</span>, <span class="string">"#20AAAAAA"</span>) }
<span class="type"><a href="qml-qtquick-gradientstop.html">GradientStop</a></span> { <span class="name">position</span>: <span class="number">0.9</span>; <span class="name">color</span>: <span class="name">Qt</span>.<span class="name">tint</span>(<span class="name">root</span>.<span class="name">col</span>, <span class="string">"#20666666"</span>) }
<span class="type"><a href="qml-qtquick-gradientstop.html">GradientStop</a></span> { <span class="name">position</span>: <span class="number">1.0</span>; <span class="name">color</span>: <span class="name">Qt</span>.<span class="name">tint</span>(<span class="name">root</span>.<span class="name">col</span>, <span class="string">"#20000000"</span>) }
}
<span class="type"><a href="qml-qtquick-shadereffectsource.html">ShaderEffectSource</a></span> {
<span class="name">id</span>: <span class="name">theSource</span>
<span class="name">sourceItem</span>: <span class="name">theItem</span>
}
<span class="keyword">function</span> <span class="name">saturate</span>(<span class="name">x</span>) {
<span class="keyword">return</span> <span class="name">Math</span>.<span class="name">min</span>(<span class="name">Math</span>.<span class="name">max</span>(<span class="name">x</span>, <span class="number">0</span>), <span class="number">1</span>)
}
<span class="keyword">function</span> <span class="name">sliderToColor</span>(<span class="name">x</span>) {
<span class="keyword">return</span> <span class="name">Qt</span>.<span class="name">rgba</span>(<span class="name">saturate</span>(<span class="name">Math</span>.<span class="name">max</span>(<span class="number">2</span> <span class="operator">-</span> <span class="number">6</span> <span class="operator">*</span> <span class="name">x</span>, <span class="number">6</span> <span class="operator">*</span> <span class="name">x</span> <span class="operator">-</span> <span class="number">4</span>)),
<span class="name">saturate</span>(<span class="name">Math</span>.<span class="name">min</span>(<span class="number">6</span> <span class="operator">*</span> <span class="name">x</span>, <span class="number">4</span> <span class="operator">-</span> <span class="number">6</span> <span class="operator">*</span> <span class="name">x</span>)),
<span class="name">saturate</span>(<span class="name">Math</span>.<span class="name">min</span>(<span class="number">6</span> <span class="operator">*</span> <span class="name">x</span> <span class="operator">-</span> <span class="number">2</span>, <span class="number">6</span> <span class="operator">-</span> <span class="number">6</span> <span class="operator">*</span> <span class="name">x</span>)))
}
<span class="type"><a href="qml-qtquick-grid.html">Grid</a></span> {
<span class="name">anchors</span>.centerIn: <span class="name">parent</span>
<span class="name">columns</span>: <span class="number">2</span>
<span class="type"><a href="qml-qtquick-item.html">Item</a></span> {
<span class="name">id</span>: <span class="name">theItem</span>
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">160</span>
<span class="type"><a href="qml-qtquick-listview.html">ListView</a></span> {
<span class="name">anchors</span>.centerIn: <span class="name">parent</span>
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">140</span>
<span class="name">clip</span>: <span class="number">true</span>
<span class="name">snapMode</span>: <span class="name">ListView</span>.<span class="name">SnapOneItem</span>
<span class="name">model</span>: <span class="name">ObjectModel</span> {
<span class="type"><a href="qml-qtquick-text.html">Text</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">140</span>
<span class="name">horizontalAlignment</span>: <span class="name">Text</span>.<span class="name">AlignHCenter</span>
<span class="name">verticalAlignment</span>: <span class="name">Text</span>.<span class="name">AlignVCenter</span>
<span class="name">font</span>.pixelSize: <span class="number">118</span>
<span class="name">font</span>.family: <span class="string">"Times"</span>
<span class="name">color</span>: <span class="string">"blue"</span>
<span class="name">text</span>: <span class="string">"Qt"</span>
}
<span class="type"><a href="qml-qtquick-image.html">Image</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">140</span>
<span class="name">source</span>: <span class="string">"content/qt-logo.png"</span>
}
<span class="type"><a href="qml-qtquick-image.html">Image</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">140</span>
<span class="name">source</span>: <span class="string">"content/face-smile.png"</span>
}
}
}
}
<span class="type"><a href="qml-qtquick-shadereffect.html">ShaderEffect</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">160</span>
property <span class="type">variant</span> <span class="name">source</span>: <span class="name">theSource</span>
property <span class="type">real</span> <span class="name">amplitude</span>: <span class="number">0.04</span> <span class="operator">*</span> <span class="name">wobbleSlider</span>.<span class="name">value</span>
property <span class="type">real</span> <span class="name">frequency</span>: <span class="number">20</span>
property <span class="type">real</span> <span class="name">time</span>: <span class="number">0</span>
NumberAnimation on <span class="name">time</span> { <span class="name">loops</span>: <span class="name">Animation</span>.<span class="name">Infinite</span>; <span class="name">from</span>: <span class="number">0</span>; <span class="name">to</span>: <span class="name">Math</span>.<span class="name">PI</span> <span class="operator">*</span> <span class="number">2</span>; <span class="name">duration</span>: <span class="number">600</span> }
<span class="name">fragmentShader</span>: <span class="string">"qrc:shadereffects/content/shaders/wobble.frag"</span>
<span class="type">Slider</span> {
<span class="name">id</span>: <span class="name">wobbleSlider</span>
<span class="name">anchors</span>.left: <span class="name">parent</span>.<span class="name">left</span>
<span class="name">anchors</span>.right: <span class="name">parent</span>.<span class="name">right</span>
<span class="name">anchors</span>.bottom: <span class="name">parent</span>.<span class="name">bottom</span>
<span class="name">height</span>: <span class="number">40</span>
}
}
<span class="type"><a href="qml-qtquick-shadereffect.html">ShaderEffect</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">160</span>
property <span class="type">variant</span> <span class="name">source</span>: <span class="name">theSource</span>
property <span class="type">variant</span> <span class="name">shadow</span>: <span class="name">ShaderEffectSource</span> {
<span class="name">sourceItem</span>: <span class="name">ShaderEffect</span> {
<span class="name">width</span>: <span class="name">theItem</span>.<span class="name">width</span>
<span class="name">height</span>: <span class="name">theItem</span>.<span class="name">height</span>
property <span class="type">variant</span> <span class="name">delta</span>: <span class="name">Qt</span>.<span class="name">size</span>(<span class="number">0.0</span>, <span class="number">1.0</span> <span class="operator">/</span> <span class="name">height</span>)
property <span class="type">variant</span> <span class="name">source</span>: <span class="name">ShaderEffectSource</span> {
<span class="name">sourceItem</span>: <span class="name">ShaderEffect</span> {
<span class="name">width</span>: <span class="name">theItem</span>.<span class="name">width</span>
<span class="name">height</span>: <span class="name">theItem</span>.<span class="name">height</span>
property <span class="type">variant</span> <span class="name">delta</span>: <span class="name">Qt</span>.<span class="name">size</span>(<span class="number">1.0</span> <span class="operator">/</span> <span class="name">width</span>, <span class="number">0.0</span>)
property <span class="type">variant</span> <span class="name">source</span>: <span class="name">theSource</span>
<span class="name">fragmentShader</span>: <span class="string">"qrc:shadereffects/content/shaders/blur.frag"</span>
}
}
<span class="name">fragmentShader</span>: <span class="string">"qrc:shadereffects/content/shaders/blur.frag"</span>
}
}
property <span class="type">real</span> <span class="name">angle</span>: <span class="number">0</span>
property <span class="type">variant</span> <span class="name">offset</span>: <span class="name">Qt</span>.<span class="name">point</span>(<span class="number">15.0</span> <span class="operator">*</span> <span class="name">Math</span>.<span class="name">cos</span>(<span class="name">angle</span>), <span class="number">15.0</span> <span class="operator">*</span> <span class="name">Math</span>.<span class="name">sin</span>(<span class="name">angle</span>))
NumberAnimation on <span class="name">angle</span> { <span class="name">loops</span>: <span class="name">Animation</span>.<span class="name">Infinite</span>; <span class="name">from</span>: <span class="number">0</span>; <span class="name">to</span>: <span class="name">Math</span>.<span class="name">PI</span> <span class="operator">*</span> <span class="number">2</span>; <span class="name">duration</span>: <span class="number">6000</span> }
property <span class="type">variant</span> <span class="name">delta</span>: <span class="name">Qt</span>.<span class="name">size</span>(<span class="name">offset</span>.<span class="name">x</span> <span class="operator">/</span> <span class="name">width</span>, <span class="name">offset</span>.<span class="name">y</span> <span class="operator">/</span> <span class="name">height</span>)
property <span class="type">real</span> <span class="name">darkness</span>: <span class="name">shadowSlider</span>.<span class="name">value</span>
<span class="name">fragmentShader</span>: <span class="string">"qrc:shadereffects/content/shaders/shadow.frag"</span>
<span class="type">Slider</span> {
<span class="name">id</span>: <span class="name">shadowSlider</span>
<span class="name">anchors</span>.left: <span class="name">parent</span>.<span class="name">left</span>
<span class="name">anchors</span>.right: <span class="name">parent</span>.<span class="name">right</span>
<span class="name">anchors</span>.bottom: <span class="name">parent</span>.<span class="name">bottom</span>
<span class="name">height</span>: <span class="number">40</span>
}
}
<span class="type"><a href="qml-qtquick-shadereffect.html">ShaderEffect</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">160</span>
property <span class="type">variant</span> <span class="name">source</span>: <span class="name">theSource</span>
property <span class="type">variant</span> <span class="name">delta</span>: <span class="name">Qt</span>.<span class="name">size</span>(<span class="number">0.5</span> <span class="operator">/</span> <span class="name">width</span>, <span class="number">0.5</span> <span class="operator">/</span> <span class="name">height</span>)
<span class="name">fragmentShader</span>: <span class="string">"qrc:shadereffects/content/shaders/outline.frag"</span>
}
<span class="type"><a href="qml-qtquick-shadereffect.html">ShaderEffect</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">160</span>
property <span class="type">variant</span> <span class="name">source</span>: <span class="name">theSource</span>
property <span class="type">color</span> <span class="name">tint</span>: <span class="name">root</span>.<span class="name">sliderToColor</span>(<span class="name">colorizeSlider</span>.<span class="name">value</span>)
<span class="name">fragmentShader</span>: <span class="string">"qrc:shadereffects/content/shaders/colorize.frag"</span>
<span class="type">Slider</span> {
<span class="name">id</span>: <span class="name">colorizeSlider</span>
<span class="name">anchors</span>.left: <span class="name">parent</span>.<span class="name">left</span>
<span class="name">anchors</span>.right: <span class="name">parent</span>.<span class="name">right</span>
<span class="name">anchors</span>.bottom: <span class="name">parent</span>.<span class="name">bottom</span>
<span class="name">height</span>: <span class="number">40</span>
}
}
<span class="type"><a href="qml-qtquick-shadereffect.html">ShaderEffect</a></span> {
<span class="name">width</span>: <span class="number">160</span>
<span class="name">height</span>: <span class="number">160</span>
property <span class="type">variant</span> <span class="name">source</span>: <span class="name">theSource</span>
property <span class="type">real</span> <span class="name">bend</span>: <span class="number">0</span>
property <span class="type">real</span> <span class="name">minimize</span>: <span class="number">0</span>
property <span class="type">real</span> <span class="name">side</span>: <span class="name">genieSlider</span>.<span class="name">value</span>
SequentialAnimation on <span class="name">bend</span> {
<span class="name">loops</span>: <span class="name">Animation</span>.<span class="name">Infinite</span>
<span class="type"><a href="qml-qtquick-numberanimation.html">NumberAnimation</a></span> { <span class="name">to</span>: <span class="number">1</span>; <span class="name">duration</span>: <span class="number">700</span>; <span class="name">easing</span>.type: <span class="name">Easing</span>.<span class="name">InOutSine</span> }
<span class="type"><a href="qml-qtquick-pauseanimation.html">PauseAnimation</a></span> { <span class="name">duration</span>: <span class="number">1600</span> }
<span class="type"><a href="qml-qtquick-numberanimation.html">NumberAnimation</a></span> { <span class="name">to</span>: <span class="number">0</span>; <span class="name">duration</span>: <span class="number">700</span>; <span class="name">easing</span>.type: <span class="name">Easing</span>.<span class="name">InOutSine</span> }
<span class="type"><a href="qml-qtquick-pauseanimation.html">PauseAnimation</a></span> { <span class="name">duration</span>: <span class="number">1000</span> }
}
SequentialAnimation on <span class="name">minimize</span> {
<span class="name">loops</span>: <span class="name">Animation</span>.<span class="name">Infinite</span>
<span class="type"><a href="qml-qtquick-pauseanimation.html">PauseAnimation</a></span> { <span class="name">duration</span>: <span class="number">300</span> }
<span class="type"><a href="qml-qtquick-numberanimation.html">NumberAnimation</a></span> { <span class="name">to</span>: <span class="number">1</span>; <span class="name">duration</span>: <span class="number">700</span>; <span class="name">easing</span>.type: <span class="name">Easing</span>.<span class="name">InOutSine</span> }
<span class="type"><a href="qml-qtquick-pauseanimation.html">PauseAnimation</a></span> { <span class="name">duration</span>: <span class="number">1000</span> }
<span class="type"><a href="qml-qtquick-numberanimation.html">NumberAnimation</a></span> { <span class="name">to</span>: <span class="number">0</span>; <span class="name">duration</span>: <span class="number">700</span>; <span class="name">easing</span>.type: <span class="name">Easing</span>.<span class="name">InOutSine</span> }
<span class="type"><a href="qml-qtquick-pauseanimation.html">PauseAnimation</a></span> { <span class="name">duration</span>: <span class="number">1300</span> }
}
<span class="name">mesh</span>: <span class="name">Qt</span>.<span class="name">size</span>(<span class="number">10</span>, <span class="number">10</span>)
<span class="name">vertexShader</span>: <span class="string">"qrc:shadereffects/content/shaders/genie.vert"</span>
<span class="type">Slider</span> {
<span class="name">id</span>: <span class="name">genieSlider</span>
<span class="name">anchors</span>.left: <span class="name">parent</span>.<span class="name">left</span>
<span class="name">anchors</span>.right: <span class="name">parent</span>.<span class="name">right</span>
<span class="name">anchors</span>.bottom: <span class="name">parent</span>.<span class="name">bottom</span>
<span class="name">height</span>: <span class="number">40</span>
}
}
}
}
</pre>
</div>
<!-- @@@shadereffects/shadereffects.qml -->
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