Ive and folks:

Here is what it looked like when I tried it.

Aaron

Aaron Gillies
New York City
x3rxes[&]yahoo.com




"Ive" <ive### [at] lilysoftcom> wrote in message news:3e5f5bfe@news.povray.org...
> Hi,
>
> as already mentioned some time ago, I have done a patched version
> of PoV that does not only read but also write high dynamic range
> images. This patch does not work with the radiance HDR images
> used by MLPov but uses the superior LogLuv Tiff format, that
> provides both, a 'higher' high dynamic range and does also cover the
> full range of the visible gamut (radiance files do not!).
>
> Anyway, here is the jpeg preview of  my simplified italian room scene -
> rendered as LogLuv HDRI and for your convenience I have already
> converted the original image to the Radiance file format to be easily
> used with MLPov as a global illumination map.
>
> I am definitely not sure if I have used good settings to render this hdr-
> image (there are some more values to adjust for this image type) and
> as you can see, the used radiosity settings where also quite poor.
> But this should not matter when used just as a lighting map (well hmm,
> I hope so). But for the moment, I do not have the time (and mood) to
> develope this hdr-thing any further - so here is the link to download this
> radiance HDR image:
>
> http://www.lilysoft.com/gallery/download/room-luv.hdr
>
> feel free to use it for yout own scene (in case you are bored by using
> the kitchen-probe again) and note thas this image is already rendered
> by using the spherical camera (there is definitely no need to simulate
> the chrome ball as in photographic light probe images) so you should
> use map_type 1 (and not 7 !!!) to map the image on your sphere.
>
> And well, just in case anybody uses it, I would be glad to have a look
> at the resulting image and would like to know if it works in fact similar
> to the photographed probes.
>
> -Ive
>
>
>

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