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@@ -140,13 +140,15 @@ void ctkVTKVolumePropertyWidgetPrivate::setupUi(QWidget* widget)
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// ----------------------------------------------------------------------------
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void ctkVTKVolumePropertyWidgetPrivate::computeRange(double* range)
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{
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- range[0] = 0.;
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- range[1] = 1.;
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-
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if (!this->VolumeProperty)
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{
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+ range[0] = 0.;
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+ range[1] = 1.;
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return;
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}
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+ range[0] = VTK_DOUBLE_MAX;
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+ range[1] = VTK_DOUBLE_MIN;
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+
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Q_ASSERT(this->VolumeProperty->GetRGBTransferFunction(this->CurrentComponent));
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Q_ASSERT(this->VolumeProperty->GetScalarOpacity(this->CurrentComponent));
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Q_ASSERT(this->VolumeProperty->GetGradientOpacity(this->CurrentComponent));
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