Marc Schimmler wrote:
> 
> Has anyone experiene with the old (for povray 3.0) Tri-colour Triangles
> include file from Chris Colefax? I downloaded it yesterday from his
> homepage together with the instructions and tried to use it. The problem
> is that I use an unofficial povray version 3.01 compiled for a SGI O2. I
> have no official installation here at work.
> 
> My file looks like this:
> 
> //***** beginning of file
> 
> camera {
> location <2,2,2>
> look_at  <0,0,0>
> }
> 
> light_source {<2,2,2> color rgb<1,1,1>}
> 
> #declare P1 =<0.0, 0.0, 0.0>
> #declare P2 =<1.0, 0.0, 0.0>
> #declare P3 =<0.0, 1.0, 0.0>
> #declare C1 =<1,1,1>
> #declare C2 =<1,1,1>
> #declare C3 =<1,1,1>
> include "tricol.inc"
> 
> //***** ending of file
> 
> When I run this file I get a error message during parsing (I did this
> with two different binaries):
> 
> ------------------------------------------------------------------
> 
> Parsing...tricol.inc:52: warning: Pigment type unspecified or not 1st
> item.
>       rotate _TC_XZroty rotate _TC_normrotx + _TC_normroty translate P1}
> 
>    #if (texture_only = false) triangle {P1, P2, P3 #end
>       pigment {average pigment_map {
>          [1 onion pigment_map {[0 C1] <----ERROR
> 
> tricol.inc:52: error: ] expected but vector function 'vector identifier'
> found instead.
> -------------------------------------------------------------------
> 
> I looked through the include file but I am not very familar with the
> math for mapping the pigments and I don't believe that there is an error
> in Chris Include File. So where is mine?
> 
> Any help appreciated!
> 
> TIA,
> 
> Marc
> --
> Marc Schimmler

I haven't used the tricolor include file, but it looks to me like it
wants colour values for C1-C3.
Try 
#declare C1 = rgb<1,1,1>
#declare C2 = rgb<1,1,1>
#declare C3 = rgb<1,1,1>

Best of luck,
	PoD.

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