Convolution Effect using pconvolve opcode by Matt Ingalls

The code for this effect is based on code by Matt Ingalls found in the Csound Manual; please see the manual for more information regarding pconvolve.

Supports mono or stereo Impulse Response files.

changed by Menno Knevel
version 1, februari 2017
- Mix wet/dry fader can be moved while playing
- added wet volume to be set in order to prevent distortion of Impulse Response file
- added 3 way equalizer to spice up the Impulse Response file
- added Early Reflection