### TH3 Painting

- The new option `GLCOL` allows to paint TH3 using semi-transparent colored boxes.
  Image produced by `$ROOTSYS/tutorials/gl/glvox1.C`.
  Image produced by `$ROOTSYS/tutorials/gl/glvox2.C`.
- Fix the axis position and size when `tree->Draw("x:y:z");` is displayed in the GL viewer.

### OpenGL

- Add support for automatic saving of images while doing auto-rotation. See "Extras" tab of GL-viewer GUI.

### EVE

- Use double precision for track extrapolation.
- Several small improvements in projections and calorimeter visualization code.