Context(s) | surface |
int islpeactive()
Returns 1 if there are any image planes with vex variable that starts with
"lpe:"
, which indicates that Light Path Expression (LPE) is enabled. Returns 0
if no such image plane exists.
This function is used to optimize out any LPE related function calls if the current render doesn’t have any AOVs that uses LPE.
shadow | |
surface |