[Radiance-general] vertical illuminance using Radiance

[Hugo Testolini]

Is it possible to calculate cumulative daily lux by month with radiance?


On 19 January 2014 22:02, Vaib <vaibhavjain.co at gmail.com> wrote:

> Hi,
>
> You can give the direction vector in rtrace command to get irradiance
> value. Check rtrace manual.
> For example: If you assign input arguments "xorg yorg zorg xdir ydir zdir"
> as "xorg yorg zorg 0 0 1" then you will get irradiance at the horizontal
> plane (or floor of the building). Similarly, you can do for other vertical
> planes by assigning their correct location and direction. To convert
> irradiance to illuminance, see this command:
>
> $ echo xorg yorg zorg xdir ydir zdir | rtrace -I [options] yourScene.oct |
> rcalc -e ’$1=$2;$2=179*(.265*$4+.670*$5+.065*$6)’
>
> Regards,
> Vaib
>
>
> On 20 January 2014 00:41, Hana Al-Jawder <hana.al-jawder at sydney.edu.au>wrote:
>
>>  Hi all,
>>
>>
>>
>> Does anyone know of a way to get vertical illuminance at a specific point
>> in Radiance?
>>
>> Thanks,
>>
>>
>>
>> Hana
>>
>>
>>
>>
>>
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>>
>
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-- 
*Ugo Testolini*
a r q u i t e c t o
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