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import QtQuick 2.0
Rectangle {
id: topLevel
width: 320
height: 480
ShaderEffectSource {
id: front
visible: false
smooth: true
sourceItem: Rectangle {
width: 256
height: 64
color: "cornflowerblue"
radius: 8
Text {
anchors.centerIn: parent
text: "Front"
font.pixelSize: 48
color: "white"
}
}
}
ShaderEffectSource {
id: back
visible: false
smooth: true
sourceItem: Rectangle {
width: 256
height: 64
color: "firebrick"
radius: 8
Text {
anchors.centerIn: parent
text: "Back"
font.pixelSize: 48
color: "white"
}
}
}
Column {
anchors.fill: parent
Repeater {
model: ListModel {
ListElement {
foo: "No culling"
bar: ShaderEffect.NoCulling
turned: false
}
ListElement {
foo: "Back-face culling"
bar: ShaderEffect.BackFaceCulling
turned: false
}
ListElement {
foo: "Front-face culling"
bar: ShaderEffect.FrontFaceCulling
turned: false
}
}
Item{
id: item_0000
width: 320
height: 120
ShaderEffect {
anchors.right: parent.right
anchors.verticalCenter: parent.verticalCenter
anchors.margins: 10
width: 200
height: 100
culling: model.bar
property variant frontSource: front
property variant backSource: back
fragmentShader: "
varying highp vec2 qt_TexCoord0;
uniform sampler2D frontSource;
uniform sampler2D backSource;
uniform lowp float qt_Opacity;
void main() {
gl_FragColor = gl_FrontFacing
? texture2D(frontSource, qt_TexCoord0)
: texture2D(backSource, qt_TexCoord0);
}"
transform: Rotation {
origin.x: 200
origin.y: 180 - 120 * index
axis { x: 0; y: 1; z: 0 }
angle: (turned == true) ? 180 : 0
}
}
Text {
font.pointSize: 10
anchors.verticalCenter: parent.verticalCenter
anchors.left: parent.left
anchors.margins: 5
text: foo
}
}
}
}
}
|
