of-vtk-TransferFunctionEditor

An interactive 2D transfer function editor using openframeworks and VTK

Features

• Log-scaled histograms for scalar values and gradient magnitudes to vary opacity
• 5 different colormaps to choose from
• Add/remove/drag control points on all widgets
• .vti files supported

Build steps

Navigate to project root

mkdir build
cd build
cmake ..
make

This requires ofxImGui addon as part of compilation along with VTK.