Untitled

Group {
 name Diffusion1
 onCreate "knob = nuke.thisNode()\['layers']; knob.setRange(2,12); knob.setFlag(0x00000010)"
 knobChanged "node = nuke.thisNode()\n\nif nuke.thisKnob() == node\['layers']:\n    with node:\n        cur = len(nuke.allNodes('Blur'))\n        new = node\['layers'].value()\n        dif = int( new - cur )\n    \n        merge = nuke.toNode('Blend1')\n        input = nuke.toNode('Input')\n    \n        #create extra blur nodes\n        if dif > 0:\n            for i in range(dif):\n                #create blur node\n                blur = nuke.nodes.Blur()\n                #set inputs blur node\n                blur.setInput(0,input)\n                inputs = merge.inputs()\n                #int knob for use in expression\n                intknob = nuke.Int_Knob('val')\n                intknob.setValue(i + cur +1)\n                blur.addKnob(intknob)\n                #set blur size expression\n                blur\['size'].setExpression('!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))')\n    \n                #set blend node inputs\n                if inputs == 2:\n                    inputs += 1\n                merge.setInput(inputs,blur)\n    \n                #link blend knob\n                l = nuke.Link_Knob( str(i + cur +1) )\n                l.makeLink('Blend1', 'weight' + str(i+cur))\n                node.addKnob( l )\n    \n        #remove blur nodes\n        if dif < 0:\n            for i in range(-dif):\n                input = cur - i\n                if input == 2:\n                    input -= 1\n                inpnode = merge.input(input)\n                merge.setInput(input, None)\n                nuke.delete(inpnode)\n                #node.removeKnob(node\[str(cur - i)])\n                node.removeKnob( node.knobs()\[str(cur - i)] )"
 tile_color 0xcc804eff
 addUserKnob {20 Diffusion}
 addUserKnob {3 layers R 2 12}
 layers 8
 addUserKnob {4 falloff l "                  falloff  " -STARTLINE M {linear smooth "" "" "" ""}}
 addUserKnob {26 ""}
 addUserKnob {7 min R 0 100}
 min {0}
 addUserKnob {7 max R 0 100}
 max {100}
 addUserKnob {26 weights}
 addUserKnob {41 1 T Blend1.weight0}
 addUserKnob {41 2 T Blend1.weight1}
 addUserKnob {41 3 T Blend1.weight2}
 addUserKnob {41 4 T Blend1.weight3}
 addUserKnob {41 5 T Blend1.weight4}
 addUserKnob {41 6 T Blend1.weight5}
 addUserKnob {41 7 T Blend1.weight6}
 addUserKnob {41 8 T Blend1.weight7}
}
 Input {
  inputs 0
  name Input
  xpos -14
  ypos -143
 }
set Ncaaa690 [stack 0]
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur8
  xpos 756
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 8
 }
push $Ncaaa690
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur7
  xpos 646
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 7
 }
push $Ncaaa690
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur6
  xpos 536
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 6
 }
push $Ncaaa690
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur5
  xpos 426
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 5
 }
push $Ncaaa690
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur4
  xpos 316
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 4
 }
push $Ncaaa690
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur3
  xpos 206
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 3
 }
push 0
push $Ncaaa690
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur2
  xpos 96
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 2
 }
push $Ncaaa690
 Blur {
  size {{"!falloff? lerp(parent.min, parent.max, (val-1)/(parent.layers-1)) :  lerp(parent.min, parent.max, smoothstep(0,layers-1,val-1))"}}
  name Blur1
  xpos -14
  ypos -117
  addUserKnob {20 User}
  addUserKnob {3 val}
  val 1
 }
 Blend {
  inputs 8+1
  weight0 {1}
  weight1 {1}
  name Blend1
  selected true
  xpos -14
  ypos -79
 }
 Output {
  name Output1
  xpos -14
  ypos -41
 }
end_group