vec4 [function]
vec4( real x[, real y[, real z[, real w ]]])
create a vec4 value from 1, 2 or 4 real values
- if only one argument is given, it is used for
x
,y
,z
andw
- if two arguments are given, use argument 1 for
x
,y
andz
; argument 2 forw