399500f87e
Change-Id: Ia8c1c38aba1544603fada8c414cc856f365fd15b Reviewed-by: Akseli Salovaara <akseli.salovaara@digia.com> Reviewed-by: Sergio Ahumada <sergio.ahumada@digia.com>
94 lines
3.2 KiB
QML
94 lines
3.2 KiB
QML
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the Qt Mobility Components.
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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 Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/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 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt 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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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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import QtQuick 2.0
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Effect {
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id: root
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divider: false
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parameters: ListModel {
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ListElement {
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name: "radius"
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value: 0.5
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}
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ListElement {
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name: "diffraction"
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value: 0.5
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}
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}
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property real posX: -1
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property real posY: -1
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QtObject {
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id: d
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property real oldTargetWidth: root.targetWidth
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property real oldTargetHeight: root.targetHeight
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}
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// Transform slider values, and bind result to shader uniforms
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property real radius: parameters.get(0).value * 100
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property real diffractionIndex: parameters.get(1).value
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onTargetWidthChanged: {
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if (posX == -1)
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posX = targetWidth / 2
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else if (d.oldTargetWidth != 0)
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posX *= (targetWidth / d.oldTargetWidth)
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d.oldTargetWidth = targetWidth
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}
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onTargetHeightChanged: {
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if (posY == -1)
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posY = targetHeight / 2
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else if (d.oldTargetHeight != 0)
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posY *= (targetHeight / d.oldTargetHeight)
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d.oldTargetHeight = targetHeight
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}
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fragmentShaderFilename: "magnify.fsh"
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MouseArea {
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anchors.fill: parent
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onPositionChanged: { root.posX = mouse.x; root.posY = root.targetHeight - mouse.y }
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}
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}
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