[Csnd] pvsgendy

re: vers 6.17
Anyone happen to know the parameters needed for the pvsgendy opcode?
Thanks.

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Its not in the manual at The Canonical Csound Reference Manual
Not in manual/opcodes at develop · csound/manual · GitHub

Although the opcode seems to date from 2009.

pvsgendy.c:
    gendy style transformation in frequency domain
    Copyright (c) John ffitch, 2009

"pvsgendy", sizeof(PVSGENDY), 0, "f", "fkk", ..

seems to be an fsig out, fsig in with two k modifiers.

there is no manual page for this opcode
so i didn’t even know it existed…