virtual/opengl

fltk?
      ( x11-libs/fltk:1 )

gif?
      ( media-libs/giflib )

glut?
      ( media-libs/freeglut )

gsl?
      ( >=sci-libs/gsl-2:= )

hdf?
      ( sci-libs/hdf )

hdf5?
      ( >=sci-libs/hdf5-1.8:=[mpi=] )

jpeg?
      ( virtual/jpeg:0 )

octave?
      ( >=sci-mathematics/octave-3.4.0 )

openmp?
      ( sys-cluster/openmpi )

pdf?
      ( media-libs/libharu )

png?
      ( media-libs/libpng:0 )

qt5?
      ( dev-qt/qtcore:5 dev-qt/qtgui:5 dev-qt/qtprintsupport:5 dev-qt/qtwidgets:5 )

wxwidgets?
      ( x11-libs/wxGTK:3.2-gtk3[X] )

zlib?
      ( sys-libs/zlib )