Programmer Guide/SPU Reference/ABS: Difference between revisions

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{{DISPLAYTITLE:{{SUBPAGENAME}}}}
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Absolute value.
Absolute value.
;<code>[SPU ABS <var>a</var> OUT <var>y</var>]</code>:
==<code>[SPU ABS <var>A</var> OUT <var>Y</var>]</code>==
:;<var>a</var>: a scalar or a vector
{|class="einrahmen"
:;<var>y</var>: same type as <var>a</var>
!In !!Out !!Description
 
|-
 
|<var>A<sub>number</sub></var>
Compute the absolute value of input <var>A</var>.
|<var>Y<sub>number</sub></var>
If <var>A</var> is a number: <var>y</var> = |<var>A</var>|
|<var>Y</var> = <nowiki>|</nowiki><var>A</var><nowiki>|</nowiki>
If <var>A</var> is a vector: <var>y</var>[i] = |<var>A</var>[i]|
|-
 
|<var>A<sub>vector</sub></var>
=====Usage:=====
|<var>Y<sub>vector</sub></var>
 
|<var>Y</var>[i] = <nowiki>|</nowiki><var>A</var>[i]<nowiki>|</nowiki>
<code>ABS <var>A</var></code>
|}
 
with: 0 &le; i &lt; length of <var>A<sub>vector</sub></var>
=====Inputs:=====
;See also:
 
<[[../#Signal Processing Atoms|SP-atoms]]>
;<var>A</var>
<!-- AN, 2.5.2011 -->
 
:A number or vector.
 
=====Outputs:=====
 
;<var>Y</var>
 
:A number or vector (same as type of <var>A</var>).

Latest revision as of 11:54, 2 May 2011

Absolute value.

[SPU ABS A OUT Y]

In Out Description
Anumber Ynumber Y = |A|
Avector Yvector Y[i] = |A[i]|

with: 0 ≤ i < length of Avector

See also

<SP-atoms>

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