xref: /OK3568_Linux_fs/app/forlinx/flapp/src/plugins/imxwayland/qmlvideofx/qml/qmlvideofx/EffectShockwave.qml (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
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33
34import QtQuick 2.0
35
36Effect {
37    id: root
38    parameters: ListModel {
39        ListElement {
40            name: "Amplitude"
41            value: 0.5
42        }
43        onDataChanged: updateParameters()
44    }
45
46    function updateParameters()
47    {
48        granularity = parameters.get(0).value * 20;
49        weight = parameters.get(0).value;
50    }
51
52    // Transform slider values, and bind result to shader uniforms
53    property real granularity: 0.5 * 20
54    property real weight: 0.5
55
56    property real centerX
57    property real centerY
58    property real time
59
60    SequentialAnimation {
61        running: true
62        loops: Animation.Infinite
63        ScriptAction {
64            script: {
65                centerX = Math.random()
66                centerY = Math.random()
67            }
68        }
69        NumberAnimation {
70            target: root
71            property: "time"
72            from: 0
73            to: 1
74            duration: 1000
75        }
76    }
77
78    fragmentShaderFilename: "shockwave.fsh"
79}
80