On 23-7-2017 9:55, omniverse wrote:
> Thomas de Groot <tho### [at] degrootorg> wrote:
>> On 23-7-2017 8:21, omniverse wrote:
>>> clipka <ano### [at] anonymousorg> wrote:
>>>> Am 22.07.2017 um 20:21 schrieb omniverse:
>>>>
>>>>> And something curious going on, I'm not sure about, when I add blend_mode to my
>>>>> example; I can't get the same appearance as yours, which seems to remove the
>>>>> purple color between blue and red.
>> [...]
>>
>> Now I am completely lost indeed. Where do you put that "blend_mode"
>> parameter??? The wiki doesn't show in the examples, while it discusses
>> it; something to correct I guess.
> 
> Hey Thomas, apparently first thing within color_map. POV-Ray kindly informed me
> of my error when trying it after the color index.
> 
> Maybe it's supposed to be something like image_map when 'gamma' is used there,
>

Thanks for that Bob. I think that with Christoph's explanations below, 
we are in business. I am going to play with this a little bit. Until now 
I had failed to be aware of the blend_mode options offered, but that is 
life I guess ;-)

-- 
Thomas

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