STKDrummer — STKDrummer is a drum sampling synthesizer.


STKDrummer is a drum sampling synthesizer using raw waves and one-pole filters, The drum rawwave files are sampled at 22050 Hz, but will be appropriately interpolated for other sample rates.


asignal STKDrummer ifrequency, iamplitude


ifrequency -- Samples being played.

iamplitude -- Amplitude of note played (range 0-1).


kc1, kv1, kc2, kv2, kc3, kv3, kc4, kv4, kc5, kv5, kc6, kv6, kc7, kv7, kc8, kv8 -- Up to 8 optional k-rate controller pairs for the STK opcodes. Each controller pair consists of a controller number (kc) followed by a controller value (kv). There are no controller numbers and values that work for STKDrummer:

[Note] Note

The code for this opcode is taken directly from the Drummer class in the Synthesis Toolkit in C++ by Perry R. Cook and Gary P. Scavone. More on the STK classes can be found here:


Here is an example of the STKDrummer opcode. It uses the file STKDrummer.csd.

Example 744. Example of the STKDrummer opcode.

; Select audio/midi flags here according to platform
-odac      -M0  ;;;RT audio out and midi in
;-iadc    ;;;uncomment -iadc if RT audio input is needed too
; For Non-realtime ouput leave only the line below:
; -o STKDrummer.wav -W ;;; for file output any platform

sr = 44100
ksmps = 32
nchnls = 2
0dbfs = 1

instr 1	;STK Drummer - has no controllers but plays samples

icps	cpsmidi
iamp	ampmidi	1
asig	STKDrummer icps, iamp
	outs asig, asig

; play 5 minutes
f0 300

See Also



Author: Michael Gogins (after Perry Cook)
Irreducible Productions
New York, NY

New in Csound version 5.11