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**
** Copyright (C) 2016 The Qt Company Ltd.
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** This file is part of the Qt Mobility Components.
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** $QT_BEGIN_LICENSE:LGPL21$
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import QtQuick 2.0

Effect {
    fragmentShaderSrc: "uniform float dividerValue;
                        uniform sampler2D source;
                        uniform lowp float qt_Opacity;
                        varying vec2 qt_TexCoord0;

                        void main()
                        {
                            vec2 uv = qt_TexCoord0.xy;
                            vec4 orig = texture2D(source, uv);
                            float cr = pow(0.1, 2.0);
                            float pt = pow(uv.x - 0.5, 2.0) + pow(uv.y - 0.5, 2.0);
                            float d = pt - cr;
                            float cf = 1.0;
                            if (d > 0.0)
                                cf = 1.0 - 2.0 * d;
                            vec3 col = cf * orig.rgb;
                            if (uv.x < dividerValue)
                                gl_FragColor = qt_Opacity * vec4(col, 1.0);
                            else
                                gl_FragColor = qt_Opacity * orig;
                        }"
}