file	graphics/haines.f
for	test images for ray tracing and hidden surface algorithms
by	Eric Haines

file	graphics/rainbow.c
for	equally spaced colors, primarily for level plots
by	Eric Grosse
ref	"Automatic Choice of Colors for Level Plots", AT&T Bell Labs, Murray Hill NJ 07974

file	graphics/hotiron.c
for	sample driver for rainbow, also defining "hot iron" and "zebra"

file	graphics/cie.c
for	CIE 1931 colour matching functions

file	graphics/conic
by	J. Hu & T. Pavlidis
ref	"Function Plotting using Conic Splines," IEEE CGNA, January 1991.
for	adaptive fitting of a function using relatively few conic segments

# See also the NCSA Scientific Visualization Software Suite, available by
# anonymous ftp from ftp.ncsa.uiuc.edu.

