[Bf-cycles] Cycles range mapping math node
Thomas Volkmann
lists at thomasvolkmann.com
Mon Jun 13 11:31:03 CEST 2016
+1 for such a node.
I use it frequently when working in Softimage ('rescale' in ice, 'scalar change
range' in the rendertree) and it was the the first thing I did when playing with
animation-nodes. Here's the math:
https://github.com/knekke/animation-nodes/blob/master/nodes/number/mn_float_rescale.py
cheers,
Thomas
> Mohamed Sakr <3dsakr at gmail.com> hat am 13. Juni 2016 um 02:02 geschrieben:
>
> this will normalize per value "which is not what I'm looking for".
> what you mentioned is: if you have an array of values, normalizing them so
> they won't exceed a length of 1.
> but what I'm looking for is: if you have an array of values, normalizing them
> so the result will be equal to value / max value in array
>
> On Sun, Jun 12, 2016 at 10:20 PM, Мукаев Виктор <vitos1g at gmail.com
> mailto:vitos1g at gmail.com > wrote:
> > > There is a way to normalize values just by feeding it along with
> > > zeros to 'Combine XYZ ' node, and then using VectorMath Normalize to
> > > normalize them. And after that you can Separate XYZ to get your
> > > normalized values
> >
> >
> >
> > On Sat, Jun 11, 2016 at 6:18 AM, gandalf3 <zzyxpaw at gmail.com
> > mailto:zzyxpaw at gmail.com > wrote:
> > >However, what can't be done with a node group is a *normalize* node
> > >(like the compositor), as this requires calculating the min and max
> > >values, which AFIAK can't be done with math nodes. How feasible would it
> > >be to implement such a node?
> >
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