diff options
Diffstat (limited to 'tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml')
-rw-r--r-- | tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml b/tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml new file mode 100644 index 0000000..4e8c8d3 --- /dev/null +++ b/tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml @@ -0,0 +1,82 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QML Shaders plugin of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 1.0 +import Qt.labs.shaders 1.0 + +Item { + id: gaussianDropShadow + + property color shadowColor: Qt.rgba(0.5, 0.5, 0.5, 1.0) + property variant source: 0 + property real radius: 8 + property real deviation: Math.sqrt(-((radius+1) * (radius+1)) / (2 * Math.log(1.0 / 255.0))) + property bool live: true + + GaussianBlur { + id: blur + anchors.fill: parent + radius: gaussianDropShadow.radius + deviation: gaussianDropShadow.deviation + source: gaussianDropShadow.source + live: gaussianDropShadow.live + } + + ShaderEffectItem { + id: shadow + property color shadowColor: gaussianDropShadow.shadowColor + property variant source: ShaderEffectSource { sourceItem: blur; hideSource: true } + anchors.fill: parent + + fragmentShader: + " + varying mediump vec2 qt_TexCoord0; + uniform sampler2D source; + uniform lowp vec4 shadowColor; + + void main() { + lowp vec4 sourceColor = texture2D(source, qt_TexCoord0); + gl_FragColor = mix(vec4(0), shadowColor, sourceColor.a); + } + " + } +} + |