[Radiance-general] Acrylic Material

[christy vidiyanti]

It works. Thanks very much


-----------------------------------------------------------
Salam,
*Christy Vidiyanti*


On Thu, May 7, 2015 at 9:58 AM, Greg Ward <gregoryjward at gmail.com> wrote:

> Going by the man page, the rpict option is just "-ap" not "-apg", though
> that is the correct option for mkpmap.
>
> Try it!
> -Greg
>
> *From: *christy vidiyanti <christy.vidiyanti at gmail.com>
>
> *Subject: *Re: [Radiance-general] Acrylic Material
>
> *Date: *May 6, 2015 7:28:51 PM PDT
>
>
>  hi, i've just install radiance 5.0.a-win32. i I has been successfully
> generate global photon map using command:
> mkpmap -apg scene.gpm 10000 -apo prisma1a -t 60 tes.oct
>
> But, failed when rpict. the command is:
> rpict -ab 1 -apg scene.gpm 50 -vp 0.013 3.127 1.510 -vd 5.385 0.025 -0.040
> -vu 0 0 1 -vh 60 -vv 34 -vs 0 -vl 0 tes.oct
>
> The error message is:
> rpict: fatal - command line error at '-apg'
> rpict: 0 rays, 0.00% after 0.0000 hours
>
>
> -----------------------------------------------------------
> Salam,
> *Christy Vidiyanti*
>
>
> On Tue, May 5, 2015 at 10:36 PM, Greg Ward <gregoryjward at gmail.com> wrote:
>
>> Hi Christy,
>>
>> This is a case where you may need to use genBSDF to create a virtual
>> system using your prismatic panel, which can be modeled with the genprism
>> command.  You need to pay careful attention to the man page:
>>
>>
>> http://www.radiance-online.org/learning/documentation/manual-pages/pdfs/genprism.pdf
>>
>> In particular, the direction you extrude the surface determines the
>> orientation of the normals, which matters for the dielectric material type.
>>
>> Following genprism, you can use the xform command with a -a option to
>> repeat the extruded prism as many times as needed with the appropriate
>> positioning (-t option).
>>
>> The genBSDF command can be used with pkgBSDF to place the final system
>> into your scene.
>>
>> You could also try rendering using the new photon map routines that have
>> been recently added to the Radiance HEAD by Roland Schregle, but this is
>> only if you have the most up-to-date binaries.
>>
>> Unfortunately, none of these steps are simple, and this is a good
>> challenge for an advanced Radiance user.  It would probably take me several
>> hours to do, myself.
>>
>> Cheers,
>> -Greg
>>
>> *From: *christy vidiyanti <christy.vidiyanti at gmail.com>
>>
>> *Subject: *[Radiance-general] Acrylic Material
>>
>> *Date: *May 4, 2015 8:31:57 PM PDT
>>
>>
>>  Hello,
>> I have a question about acrylic materials. i wanna to modelling a
>> trapezoidal shape with acrylic material. I hope Radiance can simulate the
>> behaviour of light direction, such as refraction dan internal reflection.
>>
>>  I have tried to give dielectric material, but failed.
>> and then i wanna give a prism material, but in prism materials the shape
>> must be a planar shape. but the shape that i want is trapezoidal.
>> the image of example room with shading acrylic can be downloaded in
>> https://www.dropbox.com/s/2kswj2ws0x0e6ni/room.jpg?dl=0
>>
>> the image of shading acrylic that i want can be downloaded in
>> https://www.dropbox.com/s/qk2ozpjktc3k1ol/acrylic%20material.jpg?dl=0
>> -----------------------------------------------------------
>> Best Regars,
>> *Christy Vidiyanti*
>>
>>
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>>
>>
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