scott <sco### [at] scottcom> wrote:
> > I have changed with your advice,and have a test.but the image is black.Nothing
> > in my scene.
>
> It's always helpful to post the bit of code you changed, otherwise
> nobody has any idea why your image is black, it could many different
> reasons.
>
> This works for me, I also added the rotate command as it seems your
> points are not aligned with the axes:
>
> box
>          {
>           -1.55,1.55
>          rotate y*-30
>          translate <x1-center_x,y1-center_y,z1-center_z>
>          pigment{color rgb 1}
>           finish {
>             ambient 0
>             diffuse ref
>           }
>
>          }
>
> May I ask where you got the "reflection" numbers from in your
> pov-ref.txt file? If I knew where those numbers came from it might help
> trying to figure out what you want to achieve.

These "reflection" numbers in pov-ref.txt file are extracted from a image,which
with location and reflective information for 40000 points.We call this image a
reflecity image in remote sensing.This image is photoed by flight.Thank you for
your advice.I go to have a try!Gratitudes!

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