User Manual

Table Of Contents
Value Variables
s1..s4 Setup Expression Results
i1..i4 Inter Expression Results
time Current Frame
x Horizontal co-ordinate of the current pixel, between 0.0 and 1.0
y Vertical co-ordinate of the current pixel, between 0.0 and 1.0
w (or w1..w3) Width of Image (for image1..image3)
h (or h1..h3) Height of Image (for image1..image3)
ax (or ax1..ax3) Image Aspect X (for image1..image3)
ay (or ay1..ay3) Image Aspect Y (for image1..image3)
NOTE: Use w and h and ax and ay without a following number to get the dimensions
and aspect of the primary image.
Channel (Pixel) Variables
c1..c3 Current Channel (for image1..image3)
r1..r3 Red (for image1..image3)
g1..g3 Green (for image1..image3)
b1..b3 Blue (for image1..image3)
a1..a3 Alpha (for image1..image3)
z1..z3 Z-Buffer (for image1..image3)
cv1..cv3 Z Coverage (for image1..image3)
u1..u3 U Coordinate (for image1..image3)
v1..v3 nx1..nx3 V Coordinate (for image1..image3) X Normal (for image1..image3)
ny1..ny3 Y Normal (for image1..image3)
nz1..nz3 Z Normal (for image1..image3)
bgr1..bgr3 Background Red (for image1..image3)
bgg1..bgg3 Background Green (for image1..image3)
bgb1..bgb3 Background Blue (for image1..image3)
Chapter – 100 Miscellaneous Nodes 2213