On 29-9-2017 13:23, Thomas de Groot wrote:
> On 29-9-2017 10:45, Mr wrote:
>> Hi, it looks like a good basis, but reflections appear slightly too 
>> strong/
>> crisp/ homogenous:
>>
>> Here are three workarounds maybe some already used:
>> *roughness in uberpov reflection block
> 
> Yes, something to try indeed.
> 
>> *use conserve_energy / albedo + fresnel in reflection block with an 
>> explicit ior
> 
> I used the finish statement as given by Norbert Kern in his brass 
> texture. Can be improved of course ;-)
> 
>> *use the proximity pattern as a texture map for the "finish map" trick
>> (http://www.povray.org/documentation/view/3.6.2/82/) to modulate 
>> reflections and
>> make less of them where metal is corroded/oxidized
> 
> As far as I know, it does that already.
> 

There were more things no working correctly.
- I put in a proper radiosity block, which was lacking;
- corrected the light probe illumination;
- used roughness on the reflections of the brass

I shall stop here for now.


-- 
Thomas

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