diff options
| author | Gareth Stockwell <ext-gareth.stockwell@nokia.com> | 2012-02-08 15:32:14 +0000 |
|---|---|---|
| committer | Qt by Nokia <qt-info@nokia.com> | 2012-02-08 22:34:08 +0100 |
| commit | 5c0629b5711b1f349dd7f4add7a61d75bdf5b222 (patch) | |
| tree | 3e1bba00594f6f40467dcdd0344bd3f13598664f /examples/video/qmlvideofx/qml/qmlvideofx/EffectMagnify.qml | |
| parent | c1ec175b24bde1523fcbd7e33d0f46f3bbc1def9 (diff) | |
Enable qmlvideofx window to be resized, when large screen layout used
Change-Id: I3010b9fd5f68e922ff94edd4d08d8114c689c037
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>
Diffstat (limited to 'examples/video/qmlvideofx/qml/qmlvideofx/EffectMagnify.qml')
| -rw-r--r-- | examples/video/qmlvideofx/qml/qmlvideofx/EffectMagnify.qml | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/examples/video/qmlvideofx/qml/qmlvideofx/EffectMagnify.qml b/examples/video/qmlvideofx/qml/qmlvideofx/EffectMagnify.qml index 11f9b0091..e0b573eb8 100644 --- a/examples/video/qmlvideofx/qml/qmlvideofx/EffectMagnify.qml +++ b/examples/video/qmlvideofx/qml/qmlvideofx/EffectMagnify.qml @@ -58,12 +58,31 @@ Effect { property real posX: -1 property real posY: -1 + QtObject { + id: d + property real oldTargetWidth: root.targetWidth + property real oldTargetHeight: root.targetHeight + } + // Transform slider values, and bind result to shader uniforms property real radius: parameters.get(0).value * 100 property real diffractionIndex: parameters.get(1).value - onTargetWidthChanged: if (posX == -1) posX = targetWidth / 2 - onTargetHeightChanged: if (posY == -1) posY = targetHeight / 2 + onTargetWidthChanged: { + if (posX == -1) + posX = targetWidth / 2 + else if (d.oldTargetWidth != 0) + posX *= (targetWidth / d.oldTargetWidth) + d.oldTargetWidth = targetWidth + } + + onTargetHeightChanged: { + if (posY == -1) + posY = targetHeight / 2 + else if (d.oldTargetHeight != 0) + posY *= (targetHeight / d.oldTargetHeight) + d.oldTargetHeight = targetHeight + } fragmentShaderFilename: "shaders/magnify.fsh" |