DIFUSSION

Diffusion is a tool that, as its name says, allows you to diffuse whatever it is connected to. It is perfect for a misty effect.

Expand Diffusion

Group {
 name Diffusion1
 onCreate "\nif nuke.thisNode()\['f_created'].getValue()==True:\n	nuke.thisNode()\['f_created'].setValue(False)\n	nuke.thisNode().showControlPanel()"
 tile_color 0xffbb9eff
 selected true
 xpos -286
 ypos 340
 addUserKnob {20 Diffusion}
 addUserKnob {7 diffusion_size R 0 100}
 diffusion_size 40
 addUserKnob {7 diffusion_amount}
 diffusion_amount 0.4
 addUserKnob {26 ""}
 addUserKnob {22 mask_input l "Toggle Mask Input" T "# Toggle Mask Input\nfrom __future__ import with_statement\nn = nuke.thisNode()\n# Disconnect Mask Input\nn.setInput(1, None)\nwith n:\n  mask_input = nuke.toNode('InputMask')\n  if mask_input:\n    nuke.delete(mask_input)\n  else:\n    mask_input = nuke.nodes.Input()\n    mask_input\['name'].setValue('InputMask')\n    mask_input.setXpos( 1280 )\n    mask_input.setYpos( -177 )\n    mdot = nuke.toNode('mask_dot')\n    mdot.setInput(0, mask_input)" +STARTLINE}
 addUserKnob {41 mix T NodeWrapper1.mix}
 addUserKnob {6 f_created l "First Created?" +INVISIBLE +STARTLINE}
 f_created true
}
 Input {
  inputs 0
  name InputMask
  xpos 1280
  ypos -177
  number 1
 }
 Dot {
  name mask_dot
  label "Mask Input"
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1314
  ypos -44
 }
 Input {
  inputs 0
  name Input
  label "\[value number]"
  xpos 1940
  ypos -162
 }
 Dot {
  name Dot17
  label "BG INPUT"
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1974
  ypos -80
 }
 Dot {
  name Dot4
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1974
  ypos 64
 }
set Nb7ec520 [stack 0]
 Dot {
  name Dot12
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1754
  ypos 64
 }
set Nc86c6b0 [stack 0]
 Shuffle {
  red white
  green white
  blue white
  alpha white
  name WHITE
  tile_color 0xfefefeff
  xpos 1500
  ypos 60
 }
 Switch {
  inputs 2
  which {{"\[exists parent.input1]"}}
  name MaskSwitch
  xpos 1280
  ypos 60
 }
 Dot {
  name Dot15
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1314
  ypos 604
 }
 Dot {
  name Dot1
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1314
  ypos 892
 }
push $Nb7ec520
 Dot {
  name Dot10
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 2414
  ypos 64
 }
set N8fe2090 [stack 0]
 Keyer {
  invert true
  operation "luminance key"
  name Keyer1
  xpos 2380
  ypos 702
 }
 Dot {
  name Dot11
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 2414
  ypos 892
 }
push $Nb7ec520
 Dot {
  name Dot2
  label Diffusion
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1974
  ypos 136
 }
 Dot {
  name Dot3
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1974
  ypos 208
 }
set Nbb24510 [stack 0]
 Blur {
  channels {{{parent.NodeWrapper1.channels}}}
  size {{parent.diffusion_size}}
  name Diffusion_Blur
  xpos 2050
  ypos 204
 }
push $Nbb24510
 Dissolve {
  inputs 2
  channels {{{parent.NodeWrapper1.channels}}}
  which {{parent.diffusion_amount}}
  name Diffusion_Dissolve
  xpos 1940
  ypos 276
 }
 Dot {
  name Dot7
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 1974
  ypos 604
 }
set Nb7db940 [stack 0]
 Dot {
  name Dot8
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 2084
  ypos 604
 }
set Nc1b3200 [stack 0]
 Dot {
  name Dot9
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 2194
  ypos 604
 }
 Dot {
  name Dot18
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 2194
  ypos 820
 }
push $Nc1b3200
 Defocus {
  channels {{{parent.NodeWrapper1.channels}}}
  defocus 10
  name Defocus1
  xpos 2050
  ypos 672
 }
 Blur {
  channels {{{parent.NodeWrapper1.channels}}}
  size 10
  name Blur1
  xpos 2050
  ypos 744
 }
 Merge2 {
  inputs 2
  operation min
  name Merge17
  xpos 2050
  ypos 816
 }
push $Nb7db940
 Keymix {
  inputs 3
  channels rgba
  mix 0.4
  bbox B
  name Keymix1
  xpos 1940
  ypos 888
 }
push $Nc86c6b0
 Keymix {
  inputs 3
  channels rgba
  bbox B
  name Keymix2
  xpos 1720
  ypos 890
 }
set Nc8291c0 [stack 0]
push $N8fe2090
 Dot {
  name Dot5
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 2854
  ypos 64
 }
 Dot {
  name Dot6
  note_font_size 42
  note_font_color 0x7f7f7f01
  xpos 2854
  ypos 1216
 }
 NodeWrapper {
  inputs 2
  channels rgb
  name NodeWrapper1
  xpos 1720
  ypos 1212
 }
 Output {
  name Output1
  xpos 1720
  ypos 1500
 }
push $Nc8291c0
 Viewer {
  input_process false
  name Viewer1
  xpos 1940
  ypos 1047
 }
end_group