Re: [Nuke-users] opposite of $gui

2011-03-11 Thread pixelcowbo...@gmail.com
!$gui
?

On Fri, Mar 11, 2011 at 10:56 AM, Randy Little randyslit...@gmail.com wrote:
 Is there an opposite of using $gui?


 Randy S. Little
 http://www.rslittle.com



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Re: [Nuke-users] opposite of $gui

2011-03-11 Thread Sean Danischevsky
This might be too obvious for you, but in case it helps others, here's an 
expression to set a value (in this case colour) to be .2 when using the GUI, 
and .8 when not.

I sometimes use this sort of thing to set motion blur in scanline renders (so 
it's fast in gui, but renders with motion blur). 

You have to watch out, because if you render a frame from the gui, gui is still 
set at 1 (unlike in Shake which would set a separate process and render with 
gui 0).

Hope it helps (someone!)

set cut_paste_input [stack 0]
version 6.1 v2
Constant {
 inputs 0
 channels rgb
 color {{\$gui?.2:.8}}
 name Constant6
 selected true
 xpos -1800
 ypos 15726
}



- Original Message - 
From: Sean Danischevsky sdani...@framestore.com 
To: Nuke user discussion nuke-users@support.thefoundry.co.uk 
Sent: Friday, 11 March, 2011 7:03:31 PM 
Subject: Re: [Nuke-users] opposite of $gui 


Hmmm... what a metaphysical question! 

Not sure quite what you mean, but if you're using the gui, then $gui = 1, so 
the opposite (not using gui) is 

1-$gui 

Sean 



- Original Message - 
From: Randy Little randyslit...@gmail.com 
To: Nuke user discussion nuke-users@support.thefoundry.co.uk 
Sent: Friday, 11 March, 2011 6:56:49 PM 
Subject: [Nuke-users] opposite of $gui 

Is there an opposite of using $gui? 


Randy S. Little 
http://www.rslittle.com 



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-- 
Sean Danischevsky 
Senior Compositing Artist 
Framestore 
19-23 Wells Street 
London 
W1T 3PQ 
Tel. +44 (0)20 7344 8000 


-- 
Sean Danischevsky 
Senior Compositing Artist 
Framestore 
19-23 Wells Street 
London 
W1T 3PQ 
Tel. +44 (0)20 7344 8000 
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Re: [Nuke-users] opposite of $gui

2011-03-11 Thread Howard Jones
to explain for those that dont know this and possibly setting out my ignorance

'!' means 'not' in this case
so $gui is a variable  (constant?) that basically asks
is the gui (graphical interface) being used? if yes then True (or 1) and if no 
then False (or 0)

'!' then turns this on its head and says

is the GUI NOT being used, true if yes and false if not

So if you are using the gui and have 
$gui in a disable knob it means turn this off when the gui is on and on in bg 
rendering.
!$gui means turn this on when the gui is on and off in the bg (good for overlay 
text that you dont want to render)

You can use '!' to invert all sorts of user variables.


H





From: Ivan Busquets ivanbusqu...@gmail.com
To: Nuke user discussion nuke-users@support.thefoundry.co.uk
Sent: Fri, 11 March, 2011 18:59:39
Subject: Re: [Nuke-users] opposite of $gui

!$gui?


On Fri, Mar 11, 2011 at 10:56 AM, Randy Little randyslit...@gmail.com wrote:

Is there an opposite of using $gui?


Randy S. Little
http://www.rslittle.com



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Re: [Nuke-users] opposite of $gui

2011-03-11 Thread Aruna
I don't usually like using !$gui.  I use $gui with  ? and : to form an 
if then else statement.. Useful for motion blur and switches and other 
items like disables. It's also a little more specific for me.


Example:
$gui?1:10  --  If GUI is present, use 1, otherwise use 10

Howard Jones wrote:
to explain for those that dont know this and possibly setting out my 
ignorance


'!' means 'not' in this case
so $gui is a variable  (constant?) that basically asks
is the gui (graphical interface) being used? if yes then True (or 1) 
and if no then False (or 0)


'!' then turns this on its head and says

is the GUI NOT being used, true if yes and false if not

So if you are using the gui and have
$gui in a disable knob it means turn this off when the gui is on and 
on in bg rendering.
!$gui means turn this on when the gui is on and off in the bg (good 
for overlay text that you dont want to render)


You can use '!' to invert all sorts of user variables.

H


*From:* Ivan Busquets ivanbusqu...@gmail.com
*To:* Nuke user discussion nuke-users@support.thefoundry.co.uk
*Sent:* Fri, 11 March, 2011 18:59:39
*Subject:* Re: [Nuke-users] opposite of $gui

!$gui?

On Fri, Mar 11, 2011 at 10:56 AM, Randy Little randyslit...@gmail.com 
mailto:randyslit...@gmail.com wrote:


Is there an opposite of using $gui?


Randy S. Little
http://www.rslittle.com http://reel.rslittle.com



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