Texas Memory Systems manual Appendix a XP-15 Confidence Test, Cfft

Appendix A – XP-15 Confidence Test

/**************************************************************************

Copyright (c) 2001 by Texas Memory Systems, Inc.

Texas Memory Systems, Inc.

11200 Westheimer #1000

Houston, TX 77042

(713) 266-3200

Module Name:	cfft.c
Package:	CFFT	demo
Version:	$Revision:		$
Release Date:	$Date:		$
Description:	XP15	FFT demo

**************************************************************************/

#include <stdio.h> #include <stdlib.h> #include <strings.h> #include <samdef.h> #include <vp.h>

#define FFT_SIZE (1024*1024)

static void help(void);

/********************************************************************** Function: main

Description:	entry	point for	XP15 FFT demo
Arguments: argc	-	number of	inputs
argv	-	pointer to array		of inputs

Returns: none

***********************************************************************/

int main (int argc, char *argv[])

{

int	cc;
extern char *optarg;
extern int	optind;
int	ii;
int	ecount;
float	real_val, imag_val;
TMS_INT	xp15	= -1;
TMS_INT	fft_size = FFT_SIZE;
TMS_INT	status;

TMS_COMPLEX *signal, *results;

TMS_COMPLEX *cu, *cy;

/*

*Get command line arguments

XP-15 User Guide Texas Memory Systems, Inc. (8/6/01) A-1