[Radiance-general] sudo recontrib

[Andy McNeil]

Urtza,
Here's some more information on file ownership and permissions for linux:
http://linuxcommand.org/lc3_lts0090.php
Andy

On Tue, Mar 15, 2016 at 11:23 AM, Andy McNeil <mcneil.andrew at gmail.com>
wrote:

> Urtza,
>
> You should open up permissions on those two files like so:
>
> sudo chmod 664 GenericTranslucent20.dat
> sudo chmod 664 rang.cal
>
> This changes permissions to allow owner and group read/write and everyone
> read.
> (you need to be in the directory or give the full path to the file).
>
> Andy
>
> On Tue, Mar 15, 2016 at 9:19 AM, <urtza.uriarte at upc.edu> wrote:
>
>> Dear Lars,
>>
>> Thank you very much for your reply.
>>
>> I tried with Five-Phase method earlier and all command worked. However,
>> now I exported the model from Rhino and I have some materials that they
>> need two specific files. I do not why they do not run without sudo, placing
>> where there are others, as well (They keep always the padlock, I copy there
>> from DIVA's files. They are not from radiance package previously
>> installed). I use oconv, rtrace and rpict with sudo and they work without
>> problem. Nervertheless, if using sudo is not good I remove those materials
>> and I could use rcontrib without sudo.
>>
>> Thank you for your suggestions. I read Axel Jacob's tutorials but
>> rereading will be fine.
>> Best regards for you,
>> Urtza.
>>
>>
>>
>> "Lars O. Grobe" <grobe at gmx.net> escribió:
>>
>> Dear Urtza,
>>
>> two comments on your installation - this should be solved before you even
>> start using a complicated combination of commands such as the three-phase
>> method.
>>
>> First, with a correct configuration of your system you will not need to
>> run rcontrib as super-user (sudo). Your regular user account just needs
>> read-access to the .dat and .cal files in this case, so why would you not
>> grant the proper permissions?
>>
>> Second, as rcontrib is not found, what makes you think it is installed?
>> Did you install Radiance from sources, did the build complete without
>> errors, and did you include the directory containing the binaries in your
>> PATH environment variable? Does any other Radiance command work for you?
>>
>> I would recommend having a look at Axel Jacob's set of tutorials first,
>> including the unix-introduction. Otherwise you risk messing up a lot of
>> your models with work-arounds, and even risk the integrity of your system
>> by using sudo where it should definitively not be applied.
>>
>> Cheers, Lars.
>>
>>
>>
>> Dear experts,
>>
>> I am trying with Three-Phase Method for Simulating Complex Fenestration,
>> following A McNeil tutorial.
>>
>> I am using Ubuntu 14 OS. I need use sudo command because I have
>> GenericTranslucent20.dat material and rang.cal that they are locked anyway.
>> However, when I have launched sudo rcontrib, it scripts that:
>>
>>
>> sudo rcontrib -f /usr/share/radiance/klems_int.cal -b
>> 'kbin(-sqrt(.5),sqrt(.5),0,0,0,1)' -bn Nkbins -m windowglow -I+ -ab 2 -ad
>> 512 -lw 2e-5 sc-vi3M_vmx.oct < sc-vi3M.pts > photocells.vmx
>>
>> sudo: rcontrib: command not found
>>
>>
>> Could someone say what the problem is? Thank you in advance.
>> Best regards,
>> Urtza.
>>
>>
>>
>>
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>>
>>
>
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