Nuke vector blur 使用方式 @ A咖來D賽

使用素材

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velocity pass

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beauty pass

第一種接法

語法如下

set cut_paste_input [stack 0]
version 5.0100
NoOp {
inputs 0
name NoOp1
label "plug in vectors in normalized format here"
selected true
xpos -58
ypos -109
}
Expression {
expr0 r==0?0:((r-0.5)*width)/2
expr1 g==0?0:((g-0.5)*height)/2
name Expression1
selected true
xpos -58
ypos -70
}
push $cut_paste_input
NoOp {
name NoOp2
label "plug in rgb here"
selected true
xpos 203
ypos -165
}
Copy {
inputs 2
from0 rgba.red
to0 forward.u
from1 rgba.green
to1 forward.v
name Copy1
selected true
xpos 203
ypos -76
}
VectorBlur {
channels rgb
uv forward
method forward
maskChannel -rgba.alpha
name VectorBlur1
selected true
xpos 203
ypos -37
}

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expression 參數設定

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copy 通道參數設定

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動態模糊參數設定

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第二種接法

語法如下

set cut_paste_input [stack 0]
version 5.0100
push 0
push $cut_paste_input
add_layer {lm_2dmv lm_2dmv.red lm_2dmv.green lm_2dmv.blue lm_2dmv.alpha}
ShuffleCopy {
inputs 2
red red
green green
blue blue
out2 lm_2dmv
name Copy_MV_Ch
selected true
xpos -112
ypos -17
}
VectorBlur {
uv lm_2dmv
constant {-0.5 -0.5}
scale 128
method forward
alpha rgba.alpha
name moblur
selected true
xpos -112
ypos 71

}