Weird result when combine DirectionalBlur and zoomBlur(QtGraphicalEffect)
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compiler : clang3.2
os : mac osx 10.8.3
Qt ver : 5.1BetaEX 1 :
@
Rectangle{
id : root
width : 1024
height : 768state: "NORMAL" Image{ id: img anchors.fill: root smooth: true fillMode: Image.PreserveAspectFit source: "Downloads/lena.tif" DirectionalBlur { anchors.fill: img source: img angle: 90 length: 32 samples: 24 } /*ZoomBlur { anchors.fill: img source: img samples: 0 length: 0 }*/ }
}
@"The results ":http://www.flickr.com/photos/92283971@N04/8930859400/
@
Rectangle{
id : root
width : 1024
height : 768state: "NORMAL" Image{ id: img anchors.fill: root smooth: true fillMode: Image.PreserveAspectFit source: "Downloads/lena.tif" DirectionalBlur { anchors.fill: img source: img angle: 90 length: 32 samples: 24 } ZoomBlur { anchors.fill: img source: img samples: 0 length: 0 } }
}
@"The results ":http://www.flickr.com/photos/92283971@N04/8930260131/
Since the samples and length of ZoomBlur are zero, it should not have any effect to the image
Infact, combination of RadialBlur and DirectionalBlur would bring weird result too, but combination of
RadialBlur and ZoomBlur have no problem(atleast my eye can't tell it)