complex-sequence - Factor Documentation

complex-sequence
Complex virtual sequences
Next: <complex-sequence> ( sequence -- complex-sequence )


Vocabulary
sequences .complex

Class description
Sequence wrapper class that transforms a sequence of real number values into a sequence of complex values, treating the underlying sequence as pairs of alternating real and imaginary values.

Examples
USING: prettyprint specialized-arrays sequences.complex sequences alien.c-types arrays ; SPECIALIZED-ARRAY: double double-array{ 1.0 -1.0 -2.0 2.0 3.0 0.0 } <complex-sequence> >array .
{ C{ 1.0 -1.0 } C{ -2.0 2.0 } C{ 3.0 0.0 } }


See also
<complex-sequence>

Definition
IN: sequences.complex

TUPLE: complex-sequence seq ;


Methods
USING: accessors math sequences sequences.complex ;

M: complex-sequence length seq>> length -1 shift ;


USING: kernel math sequences.complex sequences.complex.private
sequences.private ;

M: complex-sequence nth-unsafe
complex@ [ nth-unsafe ] [ [ 1 + ] dip nth-unsafe ] 2bi rect>
;


USING: kernel math sequences.complex sequences.complex.private
sequences.private ;

M: complex-sequence set-nth-unsafe
complex@
[ [ real-part ] [ ] [ ] tri* set-nth-unsafe ]
[ [ imaginary-part ] [ 1 + ] [ ] tri* set-nth-unsafe ] 3bi ;

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