[Bf-cycles] Shader in the shadow

[Adriano Oliveira]

Nate,

Your expression is still dependent on earth rotation, what is not good.
Don't know who to fix it.

For you Earth model, citylights should be an emission shader, so it lights
in shadow.

Adriano


2012/8/11 Nate Wiebe <natewiebe13 at gmail.com>

> Just for fun, I went ahead and tried using it. I'm not totally happy
> with it, but here's my result: http://natewiebe.com/earth_test1.png
>
> -NateW
>
> On Sat, Aug 11, 2012 at 12:47 PM, Nate Wiebe <natewiebe13 at gmail.com>
> wrote:
> > Thanks, hope it's useful.
> >
> > -NateW
> >
> > On Sat, Aug 11, 2012 at 11:14 AM, Adriano Oliveira
> > <adriano.ufrb at gmail.com> wrote:
> >> Pretty good job, Nate!
> >>
> >> @Antony: I didn't get it. Would you make an example?
> >>
> >>
> >> Adriano A. Oliveira
> >>
> >>
> >>
> >> 2012/8/11 Nate Wiebe <natewiebe13 at gmail.com>
> >>>
> >>> Okay, so I think I've managed to come up with a pretty good rig here.
> >>> I used a mapping node using rotation of the sun lamp as a driver.
> >>> Position of the sun lamp/earth doesn't effect anything, rotating the
> >>> earth doesn't effect anything, just the rotation of the sun. Control
> >>> the sharpness of the transition using the black slider of the color
> >>> ramp, and control where the median of the transition line is using the
> >>> Z position value of the mapping node. Everything should make more
> >>> sense when you look at the file.
> >>>
> >>> If you make any improvements, or this helps you out, let me know. =)
> >>>
> >>> I have uploaded on ubuntuone as pasteall isn't working at the moment:
> >>> http://ubuntuone.com/6bk2t4ZxIcFBFnVsNHnTZ4
> >>>
> >>> -NateW
> >>>
> >>>
> >>>
> >>> On Fri, Aug 10, 2012 at 9:54 PM, Adriano Oliveira
> >>> <adriano.ufrb at gmail.com> wrote:
> >>> > Is there a way to map a texture in the shadow area of a geometry.
> >>> > I'm trying to map a citylight map as emission in the shadow of planet
> >>> > Earth.
> >>> >
> >>> > Adriano A. Oliveira
> >>> >
> >>> >
> >>> > _______________________________________________
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> >>> >
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> >>
> >>
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