Graph mapper

Hi All

i finally decided to ask for it, I thought with time I would understand how it works, and I've been using it for long time
somehow. But now I need to know it

How does the graph mapper works, I'd love to have a thoretical explanation?

Example: I need a series of values, lets say, parabolic (from 0 to 1 and to 0 again)

Many thanks

Replies to This Discussion

Permalink Reply by Giulio Piacentino on June 2, 2010 at 7:21am

Hi Pep,

the Graph mapper works this way: whatever value you input, it will be read on the X axis (the lower side of the component) and mapped using the curve onto the Y axis (the left side of the component).

The interval the sides represent are settable by double clicking on the component.
The type of curve is also changeable. Please have a look if this picture is helpful.

- Giulio
___________________
giulio@mcneel.com
McNeel Europe, Barcelona

Permalink Reply by Pep Tornabell on June 3, 2010 at 4:19am

Thanks, clear enough

Permalink Reply by Adam_lai on April 3, 2012 at 1:54pm

Thanks!

Permalink Reply by cx G on January 19, 2013 at 6:09pm

Sorry, one more question. Then what if the input is larger than 1?

Permalink Reply by Sumeet Kumar on July 13, 2014 at 12:49am

Thanks Giulio

This is so great and simple explanation.

Permalink Reply by nina songhori on October 21, 2015 at 6:38am

thank you

Permalink Reply by Vangel Kukov on December 7, 2011 at 3:34pm

Thanks, useful!

Permalink Reply by Manuel Sotomayor Millan on January 19, 2013 at 8:11pm

Anyway .

What i lack from it is an enhanced control of the curves.

It would be a very nice feature to very easily handle approach speeds for multiobjective optimizations with Galapagos, but a numeric or even dynamic control of the curves through an input on the component to make it would make really objective.

Permalink Reply by constantinos schinas on July 2, 2018 at 8:55pm

(many years after, just for reference)

i use ReMap (Remap Numbers, in Domain) to change my Data to 0-1 and then remap again after graph to get values back to normal.

a sample is attached.

maybe there is better solution. i wish GraphMapper node had a domain input and target domain output, so there was no need for a separate ReMap (wishlist?)

Attachments:

graph_editor.gh, 12 KB

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