How to extract coverage pass from:
- Arnold Render 00:11 (ObjectID 01:09)
- Renderman 02:46
Use this GIZMO in Nuke to extract Coverage Pass from image with Antialiasing filter and the image with Aliasing 04:40
nukepedia.com/gizmos/channel/coveragepass
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
set cut_paste_input [stack 0]
version 10.5 v2
push $cut_paste_input
Group {
name CoveragePass
selected true
xpos -72
ypos -96
addUserKnob {20 Coverage}
addUserKnob {41 gamma T ColorCorrect6.gamma}
addUserKnob {41 disable_1 l invert T Invert11.disable}
addUserKnob {26 ""}
addUserKnob {22 btn_message l ? T "nuke.message('- Connect 2 input. A rendered image with NO filter and another one with anti-aliasing filter\\n- Coverage Pass: white background and black lines\\n\\n- Output is just clamped ')" +STARTLINE}
}
BackdropNode {
inputs 0
name BackdropNode10
tile_color 0xffffffff
label COVERAGE
note_font_size 42
xpos 318
ypos -558
bdwidth 445
bdheight 880
}
Input {
inputs 0
name aliasing
xpos 337
ypos -485
}
Dot {
name Dot72
xpos 371
ypos -429
}
Input {
inputs 0
name anti_aliasing
xpos 481
ypos -483
number 1
}
Merge2 {
inputs 2
operation difference
name Merge10
xpos 481
ypos -433
}
set N2401f790 [stack 0]
Saturation {
saturation 0
mode Maximum
name Saturation3
xpos 481
ypos -337
}
Clamp {
name Clamp3
xpos 481
ypos -271
}
Invert {
name Invert10
xpos 481
ypos -175
}
Shuffle {
green red
blue red
alpha red
name Shuffle10
xpos 481
ypos -83
}
ColorCorrect {
channels rgba
name ColorCorrect6
xpos 481
ypos -27
}
Invert {
name Invert1
xpos 481
ypos 32
}
Invert {
name Invert11
xpos 481
ypos 111
}
Output {
name Output1
xpos 481
ypos 211
}
push $N2401f790
Viewer {
frame_range 1-100
name Viewer1
xpos 545
ypos 249
}
end_group
