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Trevor G Quayle wrote:
> Ger <No.### [at] ThankYou> wrote:
>> Is it possible to read the color of a certain point in an image_map?
>>
>> Iow, I have an image_map mapped onto a box and I would like to know what
>> the color is when I do a trace() from a point over the box
>>
>>
>> --
>> Ger
>
> Make a function of the image map and evaluate the function.
>
> #local PIMAGE = function {
> pigment{image_map {IMAGEMAP}
> TRANSFORM //scale, translate and rotate to appropriate postion
> }
>
> #declare COL=PIMAGE(x,y,z);
>
>
> -tgq
Works. Thanks.
--
Ger
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