thanks
On Mon, Jun 13, 2011 at 5:30 PM, Ean Carr <[email protected]> wrote:
> Try the old merge. Its mult does what it says on the tin:
>
>
> set cut_paste_input [stack 0]
> version 6.2 v4
> push $cut_paste_input
> Merge {
> operation mult
> name Merge1
> selected true
> xpos -9
> ypos -190
>
> }
>
>
> On Mon, Jun 13, 2011 at 5:02 PM, Ben Pierre <[email protected]> wrote:
>
>> Yes I can, and have read the manual.. I realise what the Merge() node
>> does., yes I know the MergeExpression(), I just need a fast pow(x,2)
>>
>> Merge() is silly.. the operation should be named "multiply (positive
>> only)"..
>>
>> in the help it should say "use another node for math" or "don't take the
>> operation literally"
>>
>> :P
>>
>>
>> On Mon, Jun 13, 2011 at 4:42 PM, Stephen Newbold <
>> [email protected]> wrote:
>>
>>> Sorry, that should read A and B, not *either* A and B.
>>>
>>> Steve
>>>
>>>
>>> Stephen Newbold wrote:
>>>
>>> I think Multiply returns A if either A and B are less than 0, or at least
>>> this
>>> is what the tooltip suggests. You can use the MergeExpression node to do
>>> what
>>> you need.
>>>
>>> Steve
>>>
>>> Ben Pierre wrote:
>>> > hey all,
>>> >
>>> > I just plugged the same 3 channel, RGB image to both A & B inputs of a
>>> > Merge(A,B) node, set operation to multiply....(ie: image^2).
>>> >
>>> > The image has both positive and negative values.... the result has both
>>> > positive and negative values?!
>>> >
>>> > I feel like I've taken crazy pills!.. (I would expect all values to be
>>> > positive)..... What kind of "Nuke try and help me out, without me
>>> > asking..because I can't help myself" mathematics is going on here?
>>> >
>>> > -Ben Pierre
>>> >
>>> >
>>> > --------------------------------------------------------------------------------
>>> >
>>> > _______________________________________________
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>>>
>>>
>>> --
>>> Stephen Newbold
>>> Compositing Lead - Film
>>> MPC
>>> 127 Wardour Street
>>> Soho, London, W1F 0NL
>>> Main - + 44 (0) 20 7434 3100www.moving-picture.com
>>>
>>> ------------------------------
>>>
>>> _______________________________________________
>>> Nuke-users mailing [email protected],
>>> http://forums.thefoundry.co.uk/http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>>
>>>
>>>
>>> --
>>> Stephen Newbold
>>> Compositing Lead - Film
>>> MPC
>>> 127 Wardour Street
>>> Soho, London, W1F 0NL
>>> Main - + 44 (0) 20 7434 3100www.moving-picture.com
>>>
>>>
>>> _______________________________________________
>>> Nuke-users mailing list
>>> [email protected], http://forums.thefoundry.co.uk/
>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>>
>>
>>
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>
>
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