/usr/lib/x86_64-linux-gnu/qt5/qml/QtGraphicalEffects/private/GaussianGlow.qml is in qml-module-qtgraphicaleffects 5.7.1~20161021-3.
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**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Graphical Effects module.
**
** $QT_BEGIN_LICENSE:BSD$
** 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.
**
**
** 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
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import QtGraphicalEffects.private 1.0
Item {
id: rootItem
property variant source
property real radius: 0.0
property int maximumRadius: 0
property real spread: 0.0
property color color: "white"
property bool cached: false
property bool transparentBorder: false
SourceProxy {
id: sourceProxy
input: rootItem.source
sourceRect: rootItem.transparentBorder ? Qt.rect(-1, -1, parent.width + 2.0, parent.height + 2.0) : Qt.rect(0, 0, 0, 0)
}
ShaderEffectSource {
id: cacheItem
anchors.fill: shaderItem
visible: rootItem.cached
smooth: true
sourceItem: shaderItem
live: true
hideSource: visible
}
GaussianDirectionalBlur {
id: shaderItem
x: transparentBorder ? -maximumRadius - 1 : 0
y: transparentBorder ? -maximumRadius - 1 : 0
width: horizontalBlur.width
height: horizontalBlur.height
horizontalStep: 0.0
verticalStep: 1.0 / parent.height
source: horizontalBlur
radius: rootItem.radius
maximumRadius: rootItem.maximumRadius
transparentBorder: rootItem.transparentBorder
enableColor: true
color: rootItem.color
spread: rootItem.spread
}
GaussianDirectionalBlur {
id: horizontalBlur
width: transparentBorder ? parent.width + 2 * maximumRadius + 2 : parent.width
height: transparentBorder ? parent.height + 2 * maximumRadius + 2 : parent.height
horizontalStep: 1.0 / parent.width
verticalStep: 0.0
source: sourceProxy.output
radius: rootItem.radius
maximumRadius: rootItem.maximumRadius
transparentBorder: rootItem.transparentBorder
visible: false
}
}
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