Since I used the older t40fx library, I manually added the "effect_platervbstereo.h" and "effect_platervbstereo.cpp" to the arduino project folder to access them.
Here is the full sketch in case you want to see what I did.
I basically copied as...
https://docs.arduino.cc/software/ide-v1/tutorials/installing-libraries/
Scroll down to the Manual Installation section and follow the steps.
Works with the IDE v2, too:
Thank you Pio for putting the all this together.
I had the same question as greyman previously, but just used two instances of the regular reverb as a placeholder for the plate reverb, then substituted the appropriate reverb in the wiring...
Hello, @wearyhacker !
Author of GEM here. Accidentally stumbled upon your post.
As I've mentioned in wiki (admittedly rather vaguely, sorry for that, I tried to make it more clear now), some displays used in combination with Adafruit GFX...