...)
Rayshade has no GUI but as a text language it's simple and elegant.
---
The Utah Raster Toolkit 'liburt' is "optional" (see Files) and needed to see your output and adds alpha texures: see NEWS. (do NOT use URT with Rayshade-Mathematica, it likes raw rgb).
export CFLAGS="$CFLAGS -DPOPEN -DUSE_CPP"
[ -n "$WITH_URT" ] && {
CFLAGS="$CFLAGS -I/usr/local/include -DURT"
LDFLAGS="$LDFLAGS -L/usr/local/lib64"
LIBS=" /usr/local/lib64/librle.a
export LDFLAGS LIBS
}
sh ./configure