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Diffstat (limited to 'tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml')
-rw-r--r-- | tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml b/tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml new file mode 100644 index 0000000..be78c86 --- /dev/null +++ b/tests/benchmarks/declarative/qmlshadersplugin/GaussianDropShadow.qml @@ -0,0 +1,41 @@ +import Qt 4.7 +import Qt.labs.shaders 1.0 + +Item { + id: gaussianDropShadow + + property color shadowColor: Qt.rgba(0.5, 0.5, 0.5, 1.0) + property variant source: 0 + property real radius: 8 + property real deviation: Math.sqrt(-((radius+1) * (radius+1)) / (2 * Math.log(1.0 / 255.0))) + property bool live: true + + GaussianBlur { + id: blur + anchors.fill: parent + radius: gaussianDropShadow.radius + deviation: gaussianDropShadow.deviation + source: gaussianDropShadow.source + live: gaussianDropShadow.live + } + + ShaderEffectItem { + id: shadow + property color shadowColor: gaussianDropShadow.shadowColor + property variant source: ShaderEffectSource { sourceItem: blur; hideSource: true } + anchors.fill: parent + + fragmentShader: + " + varying mediump vec2 qt_TexCoord0; + uniform sampler2D source; + uniform lowp vec4 shadowColor; + + void main() { + lowp vec4 sourceColor = texture2D(source, qt_TexCoord0); + gl_FragColor = mix(vec4(0), shadowColor, sourceColor.a); + } + " + } +} + |