Re: [Nuke-users] Simple Pixel Shift with wraparound...

2014-06-22 Thread marlor . list
Hi,

you might also use the UVTile node:


Group {
 name Group1
 selected true
 xpos -98
 ypos 77
 addUserKnob {20 User}
 addUserKnob {41 translate T UVTile3.translate}
 addUserKnob {41 scale T UVTile3.scale}
 addUserKnob {26 }
 addUserKnob {41 samples T ScanlineRender2.samples}
}
 Camera2 {
  inputs 0
  focal {{parent.Card2.lens_in_focal}}
  haperture {{parent.Card2.lens_in_haperture}}
  vaperture {{parent.Card2.in_vaperture}}
  name Camera2
  label haperture/vaperture: \[expression haperture/vaperture]
  xpos 365
  ypos 271
 }
set N2e337100 [stack 0]
push $N2e337100
 Input {
  inputs 0
  name Input1
  xpos 248
  ypos 75
 }
 Dot {
  name Dot3
  xpos 282
  ypos 141
 }
set N2e3377e0 [stack 0]
 UVTile2 {
  wrap_u repeat
  wrap_v repeat
  translate {0.5 0.5}
  name UVTile3
  xpos 355
  ypos 214
 }
push $N2e3377e0
 Card2 {
  z 10
  lens_in_focal 14.2
  lens_in_haperture 18
  control_points {3 3 3 6

1 {-0.5 -0.5 0} 0 {0.166865 0 0} 0 {0 0 0} 0 {0 0.166865 0} 0 {0 0
0} 0 {0 0 0}
1 {0 -0.5 0} 0 {0.166716 0 0} 0 {-0.166716 0 0} 0 {0 0.166865
0} 0 {0 0 0} 0 {0.5 0 0}
1 {0.5 -0.5 0} 0 {0 0 0} 0 {-0.166865 0 0} 0 {0 0.166865 0} 0 {0 0
0} 0 {1 0 0}
1 {-0.5 0 0} 0 {0.166865 0 0} 0 {0 0 0} 0 {0 0.166716 0} 0 {0
-0.166716 0} 0 {0 0.5 0}
1 {0 0 0} 0 {0.166716 0 0} 0 {-0.166716 0 0} 0 {0 0.166716 0} 0
{0 -0.166716 0} 0 {0.5 0.5 0}
1 {0.5 0 0} 0 {0 0 0} 0 {-0.166865 0 0} 0 {0 0.166716 0} 0 {0
-0.166716 0} 0 {1 0.5 0}
1 {-0.5 0.5 0} 0 {0.166865 0 0} 0 {0 0 0} 0 {0 0 0} 0 {0 -0.166865
0} 0 {0 1 0}
1 {0 0.5 0} 0 {0.166716 0 0} 0 {-0.166716 0 0} 0 {0 0 0} 0 {0
-0.166865 0} 0 {0.5 1 0}
1 {0.5 0.5 0} 0 {0 0 0} 0 {-0.166865 0 0} 0 {0 0 0} 0 {0 -0.166865
0} 0 {1 1 0} }
  name Card2
  label width/height: \[expression input.width/input.height]
  xpos 465
  ypos 132
  addUserKnob {20 User}
  addUserKnob {7 in_vaperture l lens-in vaperture R 0 50}
  in_vaperture {{(\[value input.height]*\[value
lens_in_haperture])/\[value input.width]}}
 }
 ApplyMaterial {
  inputs 2
  name ApplyMaterial2
  xpos 465
  ypos 214
 }
 Scene {
  inputs 2
  name Scene2
  xpos 475
  ypos 271
 }
push $N2e3377e0
 Shuffle {
  red black
  green black
  blue black
  alpha black
  name Shuffle6
  xpos 248
  ypos 363
 }
 ScanlineRender {
  inputs 3
  transparency false
  ztest_enabled false
  filter Impulse
  samples 10
  motion_vectors_type distance
  name ScanlineRender2
  selected true
  xpos 465
  ypos 363
 }
 Output {
  name Output1
  xpos 465
  ypos 477
 }
end_group





On Fri, Jun 20, 2014 at 1:06 AM, Richard Bobo richb...@mac.com wrote:

 Hi all,

 I have found several gizmos that will do a simple pixel shift on an image
 — x  y offsets that wraparound. However, I keep searching in vain for a
 way to do it with a built-in Nuke node. Isn’t there any way? I guess that’s
 why these gizmos exist..?(8^\A big thank you to anyone who can tell
 me about a Nuke node that can do it!

 Thanks,
 Rich


 Rich Bobo
 Senior VFX Compositor
 Armstrong White
 Email:  rich.b...@armstrong-white.com
 http://armstrong-white.com/

 Email:  richb...@mac.com
 Mobile:  (248) 840-2665
 Web:  http://richbobo.com/

 The world stands aside to let anyone pass who knows where he is going.
 - David Starr Jordan









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[Nuke-users] STMap and filtering with values beyond 1

2014-04-28 Thread marlor . list
Hi,

I'm trying to repeat a UVmap when values go beyond 1 or below 0
I insert an Expression node like r%1 and g%1 to repeat the normalized
values, but I get very hard edges, as if the STMap didn't apply any
filtering around the edges of the 0-1 loop
I also tried to change the sampled area, putting r(x,y,3,3)%1 into the
expression, but it doesn't seem to make a big difference

is there a solution?

thanks!
marco
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Re: [Nuke-users] STMap and filtering with values beyond 1

2014-04-28 Thread marlor . list
I'm not sure how to do what you suggest: I'm trying to normalize the red
(u) and green (v) values, so that 1.8=0.8, 3.3=0.3, and so on
see the script below: i need to filter the jagged lines around the edges of
the 0-1 loop... a sort of multisample control?


BackdropNode {
 inputs 0
 name BackdropNode1
 tile_color 0x8e8e3800
 label normalize values
 note_font_size 20
 selected true
 xpos -110
 ypos -131
 bdwidth 213
 bdheight 228
}
push $cut_paste_input
Reformat {
 format 512 512 0 0 512 512 1 square_512
 name Reformat7
 selected true
 xpos 249
 ypos -119
}
set N2f869150 [stack 0]
Roto {
 replace true
 curves {{{v x3f9a}
  {f 0}
  {n
   {layer Root
{f 512}
{t x4380 x4380}
{a}
{curvegroup Rectangle1 512 bezier
 {{cc
   {f 8192}
   {px
{1 x4248}
{{0}
  {0}}
{{x4254 x43a84cce}
  {x43e31998 x43862664}}
{{0}
  {0}}
{{0}
  {0}}
{{x4341cccd x43eeccce}
  {x43e31998 x43862664}}
{{0}
  {0}}
{{0}
  {0}}
{{x4344ccc3 x43f04cca}
  {x439d0889 x43002aa9}}
{{0}
  {0}}
{{0}
  {0}}
{{x4251dde4 x43a82224}
  {x439d0889 x43002aa9}}
{{0}
  {0 idem}
 {tx 1 x43a3f333 x43c3f333}
 {a ft x4040 str 1 spx x4380 spy x4380 sb 1 tt x4110
opc x3f051eb8}}
 toolbox {selectAll {
  { selectAll str 1 ssx 1 ssy 1 sf 1 }
  { createBezier str 1 ssx 1 ssy 1 sf 1 sb 1 tt 4 }
  { createOpenSpline str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { createBezierCusped str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { createBSpline str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { createEllipse str 1 ssx 1 ssy 1 sf 1 sb 1 tt 8 }
  { createRectangle str 1 ssx 1 ssy 1 sf 1 sb 1 tt 9 }
  { createRectangleCusped str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { brush str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { eraser src 2 str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { clone src 1 str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { reveal src 3 str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { dodge src 1 str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { burn src 1 str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { blur src 1 str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { sharpen src 1 str 1 ssx 1 ssy 1 sf 1 sb 1 }
  { smear src 1 str 1 ssx 1 ssy 1 sf 1 sb 1 }
} }
 toolbar_brush_hardness 0.20003
 toolbar_source_transform_scale {1 1}
 toolbar_source_transform_center {256 256}
 colorOverlay {0 0 0 0}
 opacity 0.519809
 lifetime_type all frames
 motionblur_shutter_offset_type centred
 feather_type smooth
 source_black_outside true
 createNewTrack {{-1} -1\t(none)\t-1 1000\tNew Track Layer\t1000}
 name Roto2
 selected true
 xpos 322
 ypos -65
}
Blur {
 size 73
 name Blur2
 selected true
 xpos 322
 ypos -17
}
push $N2f869150
Expression {
 expr0 x/width
 expr1 y/height
 name Expression10
 selected true
 xpos 172
 ypos -63
}
Merge2 {
 inputs 2
 operation plus
 name Merge4
 selected true
 xpos 172
 ypos -11
}
Expression {
 expr0 r(x,y, 3, 3)%1
 expr1 g(x,y, 3, 3)%1
 channel2 {-rgba.red -rgba.green -rgba.blue none}
 channel3 {none none none -rgba.alpha}
 name Expression11
 selected true
 xpos -41
 ypos -11
}
ColorBars {
 inputs 0
 format 512 512 0 0 512 512 1 square_512
 name ColorBars1
 selected true
 xpos -304
 ypos -135
}
STMap {
 inputs 2
 uv rgb
 name STMap4
 selected true
 xpos -304
 ypos 217
}
Viewer {
 frame 31
 colour_sample_bbox {0.6171875 0.921875 0.62109375 0.92578125}
 samplepoints {{1.51171875 0.61328125}
   }
 input_process false
 name Viewer1
 selected true
 xpos -304
 ypos 346
}


On Mon, Apr 28, 2014 at 8:51 PM, Elias Ericsson Rydberg 
elias.ericsson.rydb...@gmail.com wrote:

 Could you not tile your texture before applying it?


 2014-04-28 17:35 GMT+02:00 marlor.l...@gmail.com:

 Hi,

 I'm trying to repeat a UVmap when values go beyond 1 or below 0
 I insert an Expression node like r%1 and g%1 to repeat the normalized
 values, but I get very hard edges, as if the STMap didn't apply any
 filtering around the edges of the 0-1 loop
 I also tried to change the sampled area, putting r(x,y,3,3)%1 into the
 expression, but it doesn't seem to make a big difference

 is there a solution?

 thanks!
 marco

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Re: [Nuke-users] Nuke 8 scopes....

2013-12-21 Thread marlor . list
Also, it would be great if you could zoom in / zoom out, like you do with
professional scopes, for example if you need to expand the RGB Parade to
show and focus black levels

---
m


On Fri, Dec 20, 2013 at 6:34 PM, Sam Marrocco 
smarro...@ringsidecreative.com wrote:

  The Nuke 8 scopes are a welcome addition. Is it possible to deactivate
 the color bars lines that appear in the waveform monitor (in non-stack
 mode) as a reference?

 Also, it would be handy if the left edge of the waveform display did not
 draw over the graticule number scale, but started with the horizontal
 graticule lines.

 --

 sam marrocco | chief technical officer
 ringside.cutters.picnic.moonlink

 248 548 2500 w
 248 910 3344 c

 ringsidecreative.com


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Re: [Nuke-users] Nuke to Shake/Fusion roto

2012-03-14 Thread marlor . list
Tracksperanto or IXIR software?
I remember that one of them allowed you to export masks:
http://guerilla-di.org/tracksperanto
http://www.ixirdigital.com/trackeditor.php

---
m

On Wed, Mar 14, 2012 at 6:06 AM, J Bills jbillsn...@flickfx.com wrote:

 no, no nuke import.  only export.


 On Tue, Mar 13, 2012 at 5:09 PM, Deke Kincaid dekekinc...@gmail.comwrote:

 I haven't used Silhouette in a while.  Did they ever add a Rotopaint
 importer?  I ask because then you could export shake from it.

 -deke

 On Tue, Mar 13, 2012 at 22:25, teidenzero 
 nuke-users-re...@thefoundry.co.uk wrote:

 **
 Hello everyone,
 I was wondering if there is a way to export Nuke roto files into Shake
 or Fusion without having to render out the matte.
 I heard about exporting ASCII but I'm not really sure what that means
 and how needs to be done.
 Can anyone help?

 Thank you very much

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[Nuke-users] Quadro 4000 (no display attached) for Nuke - like Davinci Resolve

2011-09-21 Thread marlor . list
Hi,

i was quite impressed by the Davinci Resolve peformance with a Mac Pro using
a Radeon HD 5770 in slot one connected to display, with NVIDIA Quadro 4000
for Mac in second slot with no display attached:
http://www.blackmagic-design.com/media/1764189/DaVinci_Resolve_8.0_Mac_Config_Guide.pdf

Nuke has some nodes optimized for Cuda and GPU acceleration. But I'm not
sure whether I'd loose some Quadro 4000 performance using only the Radeon
attached to the monitors.
Do you think that the Radeon/Quadro-slave configuration could be an
efficient solution for Nuke?

best,
m
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