[Bf-funboard] New Physics feature "Phosphorescence"

Karl Kühberger karl.kuehberger at gmail.com
Tue Nov 11 09:43:50 CET 2008

Yes, color shift would be great! I even haven't thought about it.


2008/11/11 Robert Wenzlaff (AB8TD) <rwenzlaff at soylent-green.com>:
> On Monday 10 November 2008 14:50, Karl Kühberger wrote:
>> If a material which is enabled as phosphorescent, receives light, it
>> not only reflects the light but preserves it too. Then it reflects a
>> continually
>> diminishing amount of the light over a certain number of frames.
> In addition to that it should be able to color shift.  Then you get
> fluorescence too.
> Ie; if it's hit with 6 units of white light (2 R, 2 B, 2 G), it could convert
> it to up to 6 units of red light.  That's why "day-glo" fluorescent colors
> appear to glow.  They give off more red than the ambient light contains, so
> the eye assumes they are a net emitter of light, when really they are giving
> off less total light than a white surface would reflect, just more red than
> it would.
> For true "black-light" fluorescents, you would need to define an invisible
> channel in the light, or add a No Fluor. button to the No Diffuse, No
> Specular, stuff.
> --
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> ********************************************
> Robert Wenzlaff  rwenzlaff at soylent-green.com
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