[Radiance-general] Three-phase Method dctimestep

[Andrew McNeil]

When dctimestep reads the BSDF xml, there is a conversion required for it
to be a true coefficient matrix. If you're giving it a BSDF, I suspect this
might be one of the causes of the discrepency you're observing.
Andy


On Thu, Aug 28, 2014 at 9:39 AM, CHI-German Molina <gmolina at hdlao.com>
wrote:

> Jinsook,
>
> DCTIMESTEP does multiply matrices, a pretty naive method, actually. I have
> no idea what might be causing the dismatch between your results and
> DCTIMESTEP's.
>
> Nothing too helpful... sorry.
>
> Bye!
>
>
>
>
>
> 2014-08-28 12:27 GMT-04:00 jinsook kang <kjstotoro at naver.com>:
>
>> Hi everyone.
>>
>>
>>
>> Is there anybody who knows how dctimestep works in three phase method?
>>
>> When I tried to multiply as a normal matrix (with python language), the
>> illuminance result is not matched with dctimestep result.
>>
>> So, I wonder if dctimestep doesn't use normal matrix multiplication.
>>
>> If there is a specific method in dctimestep, please teach me.
>>
>>
>>
>> * let you know,
>>
>> 1. I picked up one column out of the every RGB(view matrix and daylight
>> matrix), so that I made a simple matrix multiplication.
>>
>> 2. I created daylight matrix as a ASCII data instead of binary.
>>
>>
>>
>> Thank you.
>>
>> Jinsook
>>
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>>
>
>
> --
> *Germán Molina L.*
> Ingeniero Trainee
> Hunter Douglas Chile S.A.
> Celular +569 89224445
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