diff options
Diffstat (limited to 'src/effects/BrightnessContrast.qml')
-rw-r--r-- | src/effects/BrightnessContrast.qml | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/src/effects/BrightnessContrast.qml b/src/effects/BrightnessContrast.qml index 165f291..04da2f3 100644 --- a/src/effects/BrightnessContrast.qml +++ b/src/effects/BrightnessContrast.qml @@ -188,21 +188,6 @@ Item { anchors.fill: parent blending: !rootItem.cached - fragmentShader: " - varying mediump vec2 qt_TexCoord0; - uniform highp float qt_Opacity; - uniform lowp sampler2D source; - uniform highp float brightness; - uniform highp float contrast; - void main() { - highp vec4 pixelColor = texture2D(source, qt_TexCoord0); - pixelColor.rgb /= max(1.0/256.0, pixelColor.a); - highp float c = 1.0 + contrast; - highp float contrastGainFactor = 1.0 + c * c * c * c * step(0.0, contrast); - pixelColor.rgb = ((pixelColor.rgb - 0.5) * (contrastGainFactor * contrast + 1.0)) + 0.5; - pixelColor.rgb = mix(pixelColor.rgb, vec3(step(0.0, brightness)), abs(brightness)); - gl_FragColor = vec4(pixelColor.rgb * pixelColor.a, pixelColor.a) * qt_Opacity; - } - " + fragmentShader: "qrc:/qt-project.org/imports/QtGraphicalEffects/shaders/brightnesscontrast.frag" } } |