QtVolumeRendererPanel 0 0 432 360 Form Volume Rendering Controls 1 0 0 414 257 Add/Remove 50 40 121 22 Show Volume 0 0 414 257 Opacity 10 10 141 21 Changes the opacity of the volume rendered Qt::ImhPreferLowercase 100 100 true Qt::Horizontal false false QSlider::TicksAbove opacitySlider label