cxadd

Capsim Block Documentation

Short Description

Function adds all its input complex samples to yield a complex output sample

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States
Num Type Name Initial Value Description
0 int numInBuffers
1 int numOutBuffers
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Declarations


 

	int i,j;
	int samples;
	complex sampleOut,val;



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Initialization Code



 

	/* store as state the number of input/output buffers */
	if((numInBuffers = NO_INPUT_BUFFERS()) < 1) {
		fprintf(stderr,"add: no input buffers\n");
		return(2);
	}
	if((numOutBuffers = NO_OUTPUT_BUFFERS()) < 1) {
		fprintf(stderr,"add: no output buffers\n");
		return(3);
	}
	for (i=0; i
    
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Main Code



 


	/* read one sample from each input buffer and add them */
	for(samples = MIN_AVAIL(); samples >0; --samples) {

		sampleOut.re = 0;
		sampleOut.im = 0;

		for(i=0; i
    
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Wrapup Code



 





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License



/*  Capsim (r) Text Mode Kernel (TMK) Star Library (Blocks)
    Copyright (C) 1989-2017  Silicon DSP Corporation

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    http://www.silicondsp.com
    Silicon DSP  Corporation
    Las Vegas, Nevada
*/


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Description



 

/* cxadd.s */
/**********************************************************************
			cxadd()
***********************************************************************
Function adds all its input complex samples to yield a complex output sample;
the number of input buffers is arbitrary and determined at run time.
The number of output buffers is also arbitrary (auto-fanout).

cxadd


Function adds all its input complex samples to yield a complex output sample;
the number of input buffers is arbitrary and determined at run time.
The number of output buffers is also arbitrary (auto-fanout).


Programmer: D.G.Messerschmitt March 7, 1985
Modified: 1/89 ljfaber. add auto-fanout

*/