【NUKE】 Operation

たまにぼーっと眺めてて、マウス動かすと消えちゃうよね

atop

Ab+B(1-a)

average

(A+B)/2

color-burn

darken B towards A

color-dogde

Brighten A towards B

conjoint over

A+B(1-a)/b,A if a>b

copy

A

difference

abs(A-B)

disjoint-over

A+B(1-a)/b , A+B if a+b<1

divide

A/B , 0 if A<0 and B<0

exclusion

A+B-2AB

from

B-A

geometric

2AB/(A+B)

hard-light

multiply if A<.5,screen if A>0.5

hypot

diagonal sqrt(A*A+B*B)

in

Ab

mask

Ba

matte

Aa+B(1-a)

※unpremultiplied over

max

max(A,B)

min

min(A,B)

minus

A-B

multiply

AB , A if A<0 and B<0

out

A(1-b)

over

A+B(1-a)

overlay

multiply if B<0.5 , screen if B>0.5

plus

A+B

screen

A+B-AB if A and B between 0-1 , else A if A>B else B

soft-light

not as extreme as hard-light

stencil

B(1-a)

under

A(1-b)+B

xor

A(1-b)+B(1-a)