k3d/share/shaders/k3d_brick3.sl:30: *      12 Jan 1994 -- recoded by lg in correct shading language.
k3d/share/shaders/k3d_brickbump3.sl:27: *      12 Jan 1994 -- recoded by lg in correct shading language.
k3d/share/shaders/k3d_eyeball.sl:33: *      10 Jan 1994 - recoded by lg in correct shading language.
k3d/share/shaders/k3d_indirect.sl:22:  /* Exploit the fact that PRMan (incorrectly) leaves the surface normal
k3d/share/shaders/k3d_outlet.sl:21: *      17 Jan 1994 -- recoded by lg in correct shading language.
k3d/share/shaders/k3d_rustymetal.sl:8: *   the corrosion is kind of grainy).  Where there is no rust, shade like
k3d/share/shaders/k3d_skin1.sl:102:   be in the range (-1, 1).  Negative values of g correspond to more
k3d/share/shaders/k3d_skin1.sl:103:   back-scattering and positive values correspond to more forward scattering.
k3d/share/shaders/k3d_skin2.sl:21:   be in the range (-1, 1).  Negative values of g correspond to more
k3d/share/shaders/k3d_skin2.sl:22:   back-scattering and positive values correspond to more forward scattering.
k3d/share/shaders/k3d_superplank.sl:132:  /* How much current space corresponds to a unit of s or t?
k3d/share/shaders/k3d_texblender.sl:159:    vector V ,D,badN,corr,dispDir,ndir;
k3d/share/shaders/k3d_texblender.sl:163:    corr=Nf-dispDir;
k3d/share/shaders/k3d_texblender.sl:185:			ndir=normalize(corr+Displace(dispDir,"shader",disp,0));
k3d/share/shaders/k3d_uberlight.sl:38: *       (which is physically correct for point-like sources, but
k3d/share/shaders/k3d_uberlight.sl:71: *       of 1 is roughly physically correct for a spotlight and 
k3d/share/shaders/k3d_uberlight.sl:72: *       corresponds to a cosine falloff.  For a BMRT area light, the
k3d/share/shaders/k3d_uberlight.sl:155: *       correctly acting upon, this parameter.  The built-in functions
k3d/share/shaders/k3d_water.sl:25: *      25 Jan 1994 -- recoded by lg in correct shading language.

