I'm have a running jitter oscilloscope patch - I cant' figure it out, but when a signal is silent, but playing, is it possible to prevent the drawing of the middle horizontal line when the signal == 0? It would visually clarify the rendering if that line isn't present.

inlet

scale

message

slider

loadbang

m4l.api.observetransport

jit.pwindow

qmetro

jit.gl.render

comment

jit.expr

jit.gl.mesh

info~

jit.buffer~

toggle

pcontrol

clip

sp.last_value_received

umenu

change

live.path

live.observer

outlet

prepend

translate

record~

buffer~

live.text

plugout~

plugin~

Hey guys,
I'm have a running jitter oscilloscope patch - I cant' figure it out, but when a signal is silent, but playing, is it possible to 

jit-pwindow-doesn't-work-in-popout-window-in-m4l

Jit.gl.mesh - Prevent drawing when signal is silent