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import QtQuick 2.0
Item {
width: 320
height: 480
Rectangle {
id: rect;
anchors.centerIn: parent
width: 1
height: 10
visible: false
gradient: Gradient {
GradientStop { position: 0; color: "#ff0000" }
GradientStop { position: 0.5; color: "#00ff00" }
GradientStop { position: 1; color: "#0000ff" }
}
}
Text {
id: text
anchors.centerIn: parent
font.pixelSize: 80
text: "Shaderz!"
visible: false
}
ShaderEffectSource {
id: maskSource
sourceItem: text
smooth: true
}
ShaderEffectSource {
id: colorSource
sourceItem: rect;
smooth: true
}
ShaderEffect {
anchors.fill: text;
property variant colorSource: colorSource
property variant maskSource: maskSource;
fragmentShader: "
uniform lowp sampler2D maskSource;
uniform lowp sampler2D colorSource;
varying highp vec2 qt_TexCoord0;
uniform lowp float qt_Opacity;
void main() {
gl_FragColor = texture2D(maskSource, qt_TexCoord0).a * texture2D(colorSource, qt_TexCoord0.yx);
}
"
}
}
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