[Interest] [Qt3D] Color map material

Juan Jose Casafranca jjcasmar at gmail.com
Tue Nov 29 14:10:29 CET 2016


That's nice.
My implementation is agnostic on the colors that should be available in the
material. It uses a ColorMap object where the user defines the stop value
(between 0 and 1) and the color value for that stop. Using that information
it creates a texture that will be accesed in the shader via 1D uv
coordinates.

2016-11-29 14:06 GMT+01:00 Philip Schuchardt <vpicaver at gmail.com>:

> I think it would also be nice to have some sorta color brewer. Here are
> some examples of reasonable color brewers. Depending on your data, brewer
> usually supports three types of color mappings: sequential, divergent, and
> categorical.
>
> Here are some helpful links
> http://colorbrewer2.org/
> http://mkweb.bcgsc.ca/brewer/
>
> Phi|ip
>
>
> On Tue, Nov 29, 2016 at 6:12 AM Juan Jose Casafranca <jjcasmar at gmail.com>
> wrote:
>
> Hi,
>
> I've been working on a material for Qt3D for showing temperature like maps
> usually used in scientific visualization.
> Would you be interested in adding it to the extras library?
>
> Cheers
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>
> --
> Phi|ip
>
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