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

Nick Zutphen nvanzutphen at live.com
Fri Sep 9 11:37:08 EDT 2011


Sounds interesting, but where can I find 'the viewport_menu'?

Cheers!
Nick van Zutphen
----
http://www.nickvanzutphen.com

On Sep 9, 2011, at 4:15 PM, Nicolas Delbecq wrote:

> That's extremely useful...
> 
> Thanks a lot :))
> 
> 2011/9/9 Alvaro Castaneda <varomix at gmail.com>:
>> 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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