[Sidefx-houdini-list] Using color to visualize 2 float values

Alvaro Castaneda varomix at gmail.com
Fri Sep 9 09:37:15 EDT 2011


nice one Mark, I totally forgot about that toolbar
thanks

On Fri, Sep 9, 2011 at 9:09 AM, Mark Alexander <malexander at sidefx.com>wrote:

> Hi Robert,
>
> If you open up the Correction toolbar in the 3D viewport, you also get the
> same channel controls as in MPlay (viewport_menu>Correction Toolbar). Note
> that you'll need shader support to do this, but all recent cards have it.
>
> Cheers,
> M.
>
>
> On 09/09/2011 08:51 AM, Alvin Yap wrote:
>
>> Do you need to view it in RGB? If I were viewing in mplay, I'd switch to a
>> single channel view, like just red or blue to visualize just one of those
>> channels at a time.
>>
>> Alvin
>>
>> On Thu, Sep 8, 2011 at 5:10 PM, Robert Kelly<isstuff at gmail.com>  wrote:
>>
>>  Has anyone come up with a way to visualize 2 float values in the colour
>>> value of geometry that is easy to read visually. Some of you are saying 2
>>> ha! I can visualize 3 just stick them in r g and b but the colors
>>> interact
>>> and our brains don't see in r g b so the information doesn't come across.
>>>  I
>>> have tried playing with HSV but if one value is black it hides
>>> information
>>> of the other channel.
>>>
>>> So the question is
>>> What is Your way that you think reads clearly of using Cd to visualize 2
>>> floats?
>>>
>>> I look forward to a bunch of ways of doing this one.
>>>
>>> Sent from my tiny puter.
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