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import QtQuick 2.0
Item
{
width: 100
height: 100
Rectangle {
id: box
width: 100
height: 100
color: "#ff0000"
layer.enabled: true
layer.sourceRect: Qt.rect(-10, -10, box.width + 20, box.height + 20);
// A shader that pads the transparent pixels with blue.
layer.effect: ShaderEffect {
fragmentShader: "
uniform lowp sampler2D source;
uniform lowp float qt_Opacity;
varying highp vec2 qt_TexCoord0;
void main() {
vec4 c = texture2D(source, qt_TexCoord0);
if (c.a == 0.)
c = vec4(0, 0, 1, 1);
gl_FragColor = c * qt_Opacity;
}
"
}
}
}
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