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

Robert Kelly isstuff at gmail.com
Fri Sep 9 13:49:22 EDT 2011


That is not quite what i was asking about.... But that is still really
cool! and will probably solve the problem. I was asking if anyone has
found a mix of rgb or hsv that is easy to see the mix of two values in
a colour. But as i said this probably will do the trick.

On 9 September 2011 08:43, Nick Zutphen <nvanzutphen at live.com> wrote:
> Awesome :-)
>
> Nick van Zutphen
> ----
> http://www.nickvanzutphen.com
>
> On Sep 9, 2011, at 5:37 PM, Nick Zutphen wrote:
>
>> 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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