PanoTools NG:
Re: equirectangular projection
Luca N Vascon 2009-May-11 16:24:46
http://wiki.panotools.org/Equirectangular
http://en.wikipedia.org/wiki/Equirectangular_projection
http://mathworld.wolfram.com/EquirectangularProjection.html
:-)
I used a remapped sunpath picture on equirectangular, for same tasks and
for solar-clock projects, restoration and studies...
All calculation were made by the other people I work with.
Santiago Ribas ha scritto:
>
>
> Sunpath gives me the sun coordinates (I already have). What I do need
> is, to
> convert those coordinates to a 2x1 equirectangular photo, and plot the sun
> path. The azimuth is easy, but the height is not so linear.
>
> Santiago
>
> On 09/05/11 14:56, "Luca N Vascon" <#removed#
> <mailto:vascon%40iuav.it>> wrote:
>
> > you can use sunpath...
> >
> > Santiago ha scritto:
> >>
> >>
> >> Hi all,
> >>
> >> I would like to use my spherical panoramas to reproduce the sun path
> >> in the sky, and to have a better evaluation of sun blocked by other
> >> buildings, to optimize passive solar buildings.
> >> I have a raw 8000x4000 photo, and I know the azimuth and height of the
> >> sun during the day, and during the year, all I need is a formula to
> >> convert my solar height (degrees) to equirectangular height in pixels.
> >>
> >> Thanks for your help.
> >>
> >> Santiago Ribas
> >> www,360portugal.com
> >>
> >>
> >
> >
> > ------------------------------------
>
>
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