Programmer Guide/SPU Reference/LENGTH - Revision history

Jw at 06:31, 13 October 2015

2015-10-13T06:31:59Z

← Older revision		Revision as of 08:31, 13 October 2015
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	{{DISPLAYTITLE:{{SUBPAGENAME}}}}		{{DISPLAYTITLE:{{SUBPAGENAME}}}}
			{{SPAtomTemplate}}
	Number of elements in <var>A</var>		Number of elements in <var>A</var>
	==<code>[SPU LENGTH <var>A</var> OUT <var>Y NROW NCOL N</var>]</code>==		==<code>[SPU LENGTH <var>A</var> OUT <var>Y NROW NCOL N</var>]</code>==

Christian: /* [SPU LENGTH A OUT Y NROW NCOL N] */

2011-05-09T16:16:43Z

[SPU LENGTH A OUT Y NROW NCOL N]

← Older revision		Revision as of 18:16, 9 May 2011
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	\|}		\|}

	~~note~~: The output values are assigned during the SPU initialization and ~~not~~ changed during execution!		Note: The output values are assigned during the SPU initialization and cannot be changed during execution.
	;See also:		;See also:
	<[[../#Signal Processing Atoms\|SP-atoms]]>		<[[../#Signal Processing Atoms\|SP-atoms]]>
	<!-- AN, 2.5.2011 -->		<!-- AN, 2.5.2011 -->

193.171.195.48 at 12:41, 2 May 2011

2011-05-02T12:41:56Z

← Older revision		Revision as of 14:41, 2 May 2011
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	\|}		\|}

	~~with~~: ~~0 ≤ i < length of <var>A<sub>vector</sub></var>~~		note: The output values are assigned during the SPU initialization and not changed during execution!
	;See also:		;See also:
	<[[../#Signal Processing Atoms\|SP-atoms]]>		<[[../#Signal Processing Atoms\|SP-atoms]]>
	<!-- AN, 2.5.2011 -->		<!-- AN, 2.5.2011 -->

193.171.195.48 at 12:40, 2 May 2011

2011-05-02T12:40:54Z

← Older revision		Revision as of 14:40, 2 May 2011
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	!Out !!Description		!Out !!Description
	\|-		\|-
	\|<var>Y~~</sub>~~</var> \|\| number of rows; 1 if <var>A</var> is a number and >1 otherwise		\|<var>Y</var> \|\| number of rows; 1 if <var>A</var> is a number and >1 otherwise
	\|-		\|-
	\|<var>NROW~~</sub>~~</var> \|\| number of rows; 1 if <var>A</var> is a number and >1 otherwise		\|<var>NROW</var> \|\| number of rows; 1 if <var>A</var> is a number and >1 otherwise
	\|-		\|-
	\|<var>NCOL~~</sub>~~</var> \|\| number of columns; 1 if <var>A</var> is a number or vector and >1 otherwise		\|<var>NCOL</var> \|\| number of columns; 1 if <var>A</var> is a number or vector and >1 otherwise
	\|-		\|-
	\|<var>N~~</sub>~~</var> \|\| number of elements = number of rows * number of columns		\|<var>N</var> \|\| number of elements = number of rows * number of columns
	\|}		\|}

193.171.195.48 at 12:40, 2 May 2011

2011-05-02T12:40:37Z

← Older revision		Revision as of 14:40, 2 May 2011
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	{{DISPLAYTITLE:{{SUBPAGENAME}}}}		{{DISPLAYTITLE:{{SUBPAGENAME}}}}
	Number of elements in <var>A</var>		Number of elements in <var>A</var>
	==<code>[SPU ~~ABS~~ <var>A</var> OUT <var>Y</var>]</code>==		==<code>[SPU LENGTH <var>A</var> OUT <var>Y NROW NCOL N</var>]</code>==
			If <var>A</var> is a numerical data element (number, vector or matrix), the dimensions of <var>A</var> are stored in the outputs.
	{\|class="einrahmen"		{\|class="einrahmen"
	~~!In !~~!Out !!Description		!Out !!Description
	\|-		\|-
	~~\|<var>A<sub>number</sub></var>~~		\|<var>Y</sub></var> \|\| number of rows; 1 if <var>A</var> is a number and >1 otherwise
	\|<var>Y~~<sub>number~~</sub></var>
	\|~~<var>Y</var> = <nowiki>~~\|~~</nowiki>~~<var>A</var>~~<nowiki>\|</nowiki>~~
	\|-		\|-
	\|<var>A<sub>~~vector~~</~~sub~~></var>		\|<var>NROW</sub></var> \|\| number of rows; 1 if <var>A</var> is a number and >1 otherwise
	\|<var>~~Y<sub>vector~~</sub></var>		\|-
	\|<var>Y</var>~~[i] =~~ <~~nowiki~~>\|</~~nowiki><var~~>A</var>~~[i]<nowiki>~~\|~~</nowiki>~~		\|<var>NCOL</sub></var> \|\| number of columns; 1 if <var>A</var> is a number or vector and >1 otherwise
			\|-
			\|<var>N</sub></var> \|\| number of elements = number of rows * number of columns
	\|}		\|}

	with: 0 ≤ i < length of <var>A<sub>vector</sub></var>		with: 0 ≤ i < length of <var>A<sub>vector</sub></var>
	;See also:		;See also:
	<[[../#Signal Processing Atoms\|SP-atoms]]>		<[[../#Signal Processing Atoms\|SP-atoms]]>
	<!-- AN, 2.5.2011 -->		<!-- AN, 2.5.2011 -->

193.171.195.48 at 12:33, 2 May 2011

2011-05-02T12:33:30Z

← Older revision		Revision as of 14:33, 2 May 2011
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	{{DISPLAYTITLE:{{SUBPAGENAME}}}}		{{DISPLAYTITLE:{{SUBPAGENAME}}}}
	~~====LENGTH - vector length====~~		Number of elements in <var>A</var>
			==<code>[SPU ABS <var>A</var> OUT <var>Y</var>]</code>==
	~~Compute number~~ of elements ~~of input~~ <var>A</var>.		{\|class="einrahmen"
			!In !!Out !!Description
	{\|
	\|-		\|-
	\|if A ~~is a~~ number:		\|<var>A<sub>number</sub></var>
	\|Y = 1		\|<var>Y<sub>number</sub></var>
			\|<var>Y</var> = <nowiki>\|</nowiki><var>A</var><nowiki>\|</nowiki>
	\|-		\|-
	\|if A ~~is a~~ vector:		\|<var>A<sub>vector</sub></var>
	~~\|Y = number of elements of~~ <~~var~~>A</var>		\|<var>Y<sub>vector</sub></var>
	\|}		\|<var>Y</var>[i] = <nowiki>\|</nowiki><var>A</var>[i]<nowiki>\|</nowiki>

	~~=====Usage:=====~~

	<~~code~~>~~LENGTH~~ <~~var~~>A</~~var~~></~~code~~>

	~~=====Inputs:=====~~

	{\|
	\|-
	\|A
	~~\|number or vector~~
	\|}

	=~~====Outputs:=====~~

	{\|
	\|-
	\|<var>Y</var>
	\|~~number of elements of A (number)~~
	\|}		\|}
			with: 0 ≤ i < length of <var>A<sub>vector</sub></var>
			;See also:
			<[[../#Signal Processing Atoms\|SP-atoms]]>
			<!-- AN, 2.5.2011 -->

Toni: moved Programmer Guide/SPU Reference/LENGTH - vector length to Programmer Guide/SPU Reference/LENGTH

2011-04-28T10:03:07Z

moved Programmer Guide/SPU Reference/LENGTH - vector length to Programmer Guide/SPU Reference/LENGTH

← Older revision	Revision as of 12:03, 28 April 2011
(No difference)

Admin: 1 revision: Initial import

2010-11-18T16:31:53Z

1 revision: Initial import

← Older revision	Revision as of 18:31, 18 November 2010
(No difference)

193.171.195.8: initial import

2010-05-17T13:05:27Z

initial import

New page

{{DISPLAYTITLE:{{SUBPAGENAME}}}}
====LENGTH - vector length====

Compute number of elements of input <var>A</var>.

{|
|-
|if A is a number:
|Y = 1
|-
|if A is a vector:
|Y = number of elements of <var>A</var>
|}

=====Usage:=====

<code>LENGTH <var>A</var></code>

=====Inputs:=====

{|
|-
|A
|number or vector
|}

=====Outputs:=====

{|
|-
|<var>Y</var>
|number of elements of A (number)
|}