Module transfer_function 

Transfer functions: colour and opacity mappings, LUT baking.

VTK Equivalent

vtkColorTransferFunction, vtkPiecewiseFunction, baked via vtkVolumeProperty::GetRGBTable / GetScalarOpacityTable.

Structs

ColorTransferFunction

A piecewise-linear colour transfer function.

OpacityTransferFunction

A piecewise-linear opacity transfer function.

TransferFunction2D

A 2D transfer function mapping (scalar, gradient magnitude) to RGBA.

TransferFunction2DRegion

An axis-aligned region in (scalar, gradient) space.

TransferFunctionLut

A baked 1D RGBA lookup table suitable for GPU upload.

Enums

ColorSpace

Colour interpolation space.