ftmorf

ftmorf --  Morphs between multiple ftables as specified in a list.

Description

Uses an index into a table of ftable numbers to morph between adjacent tables in the list.This morphed function is written into the table referenced by iresfn on every k-cycle.

Syntax

ftmorf kftndx, iftfn, iresfn

Initialization

iftfn -- The ftable function. The list of values are expected to be pre-existing ftable numbers.

iresfn -- Table number of the morphed function

The length of all the tables in iftfn must equal the length of iresfn.

Performance

kftndx -- the index into the iftfn table.

If iftfn contains (6, 4, 6, 8, 7, 4):

Examples

Here is an example of the ftmorf opcode. It uses the files ftmorf.orc and ftmorf.sco.

Example 1. Example of the ftmorf opcode.

/* ftmorf.orc */
sr = 44100
kr = 4410
ksmps = 10
nchnls = 1

instr 1
kndx    line    0, p3, 7
        ftmorf  kndx, 1, 2
asig    oscili  30000, 440, 2
        out     asig
endin
/* ftmorf.orc */
        
/* ftmorf.sco */
f1 0 8 -2 3 4 5 6 7 8 9 10
f2 0 1024 10 1 /*contents of f2 dont matter */
f3 0 1024 10 1
f4 0 1024 10 0 1
f5 0 1024 10 0 0 1
f6 0 1024 10 0 0 0 1
f7 0 1024 10 0 0 0 0 1
f8 0 1024 10 0 0 0 0 0 1
f9 0 1024 10 0 0 0 0 0 0 1
f10 0 1024 10 1 1 1 1 1 1 1

i1 0 10
e
/* ftmorf.sco */
        

Credits

Author: William "Pete" Moss
University of Texas at Austin
Austin, Texas USA
Jan. 2002

New in version 4.18