ePiX -- samples/extras/README

Last Change: December 31, 2006

This directory contains additional sample files. Files with extension
".flx" may be converted to gif or mng animations with the "flix" shell
script.

affine.cc, affine.h: Library code for illustrating 2-D affine maps

affine.xp: Sample file illustrating the use of external libraries.
  Contains detailed instructions on building a library from affine.cc.

binom.cc: Generates pseudo-random data for histogram.xp

butterfly.xp: a Thom catastrophe graph

conic.xp: Projective equivalence of a parabola with a circle

cube.flx: stereoscopic (3-D glasses) movie of a rotating cube

decorate.xp: Decorated shaded surface (see file for compiling)

demoivre.xp: A geometric proof of deMoivre's formula

densityplot.xp: A gray-shaded interference pattern

dipole.xp: Plotting flow lines and isobars

golden_rect.xp: Constructing a golden rectangle

helicoid.flx: Isometric deformation of a catenoid to a helicoid

histogram.xp: Histograms of simulated coin tosses (see binom.cc)

hyperboloid.xp: Two families of rulings on a hyperboloid

lighting.h: Classes for lighting effects and color-shaded surfaces
  (lighting.flx illustrates use)

log.xp: The Riemann surface of log; object hiding with paths and surfaces

lorenz.xp: A Lorenz attractor and its 3-D vector field

minkowski.xp: A longitudinal slice of Minkowski space R^{2,1}

mirrorball.flx: Using the circle class

pendulum.flx: Phase diagram of an undamped pendulum

polyhedra.xp: Spherical regular polyhedra. Compilation controlled
  with pre-processor flags, e.g., "epix -DCOLOR -DDODECA polyhedra.xp"

R_demo.xp: Gaussians from the R demo

riemann.flx: Rotating the Riemann surface of sqrt(z) in R^4

saddle.xp: A quadratic saddle using "surface" capabilities

spherical.xp: Spherical coordinates (multiple shaded surfaces)

steiner.flx: Steiner's Roman surface, rotating

stereo-left.xp: A crossed-eyes stereogram of the twisted cubic
stereo-right.xp

tori.xp: Interlocking tori

trig.flx: Trigonometric functions

vfield.xp: 3-D vector field plotting