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"David" <dh2### [at] iucr org> wrote in message
news:web.3f0e7f374965b1c45c8e72650@news.povray.org...
> I have just come back to povray after about 7 years and it just seems to
get
> better and better!
Welcome back. Quite a hiatus from POV-Ray, glad you found your way to here.
> I wish to apply a texture and put a gif on top with some transparent
> (filtered) colours. However, this does not seem to work - please help.
>
> Ths colour (#140) is transparent if I comment out the first texture but
> shows up in the second.
It could be that index 140 isn't pure white (in POV terms being:
<255,255,255>/255) and so not doing as you might be expecting. The keyword
'transmit' might be needed, instead of 'filter'.
> texture {
> pigment {
> granite
> colour_map {
> [0.0 colour rgb <0.95,0.98,1>]
> [0.2 colour rgb <0.95,0.98,1>]
> [0.4 colour rgb <0.92,0.93,0.97>]
> [0.8 colour rgb <0.89,0.92,0.95>]
> [1.0 colour rgb <0.95,0.98,1>]
> }
> }
> }
> texture {
> pigment {
> image_map {
> gif "logo3.gif" once
> filter 140, 1.0
> }
> rotate <0,-90,0>
> scale 1
> translate <0,4.2,0.35>
> }
> }
>
> I am using version 3.5 Unix (.Linux.gcc)
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