On 29-3-2015 22:47, Alain wrote:

>> Thanks to both of you.
>>
>> As wished, I am attaching now a rendered image.
>>
>> Color Depth: great reminder! Of course. I won't reduce their
>> dimensions as i
>> need them in hi-res, and i cannot adjust compression levels in PNGs.
>> but yes, I
>> will make them gray-scale. Let's see. :-)
>>
>> I also created already a first animation, but the ship is still very
>> far from
>> complete.
>>
>>
>>
>>
>>
>>
>>
>> Sven Littkowski <jam### [at] yahoocom> wrote:
>>> Hi,
>>>
>>> currently, I am using large images for my spaceship project as hull
>>> textures (please see the attached image). But that takes plenty memory
>>> and increases a lot the rendering time.
>>>
>>> If you look to the attached hull texture, is there any way to create
>>> something like this with a function or formula? Please assists. Thanks.
>>
>
> If you use IrfanView, you can easily change the compression level from 0
> (barely any) to 9 (maximum).
> Other graphic tools may also offer such an option, or always use some
> hard coded setting.
>

The GIMP offers that possibility too.

-- 
Thomas

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