/*==========================================================================*//* SEED reader     |            find_type43               |  station header *//*==========================================================================*//*	Name:		find_type43	Purpose:	print channel poles and zeroes response table to standard 				output	Usage:		void find_type43 ();				find_type43 ();	Input:		none - uses information in globally-available structure	Output:		none	Externals:	type43_head - 1st entry in table; defined in structures.h, 					allocated in globals.h	Warnings:	none	Errors:		none	Called by:	print_response	Calls to:	none	Algorithm:	print the contents of the structure to the standard output.	Notes:		The structure is a linked list; type43_head is the first member				of the list	Problems:	none known	References:	Halbert et al, 1988; see main routine	Language:	C, hopefully ANSI standard	Author:		Dennis O'Neill	Revisions:				02/16/94	CL changed string formated output to protect against null							pointers*/#include "rdseed.h"#include "resp_defs.h"int find_type43(fp, code)FILE *fp;int code;{	struct type43 *type43;					    /* looping vbl */	int i;										/* counter */	char *blkt_id="B043";						/* blockette id string */	for (type43 = type43_head; type43 != NULL; type43 = type43->next)	{		if (type43->response_code == code)		{			if (fp == NULL) break;			fprintf (fp,"%s+               +-----------------------",com_strt);			fprintf (fp,"---------------------+                +\n");			fprintf (fp,"%s+               |   Response (Poles & Zeros), %5s ch %3s",com_strt,					 current_station->station, current_channel->channel);			fprintf (fp,"   |                +\n");			fprintf (fp,"%s+               +-----------------------",com_strt);			fprintf (fp,"---------------------+                +\n");			fprintf (fp,"%s\n",com_strt);			fprintf (fp,"%s%s%2.2d     Response type:                ",blkt_id,fld_pref,5);			switch (type43->response_type)			{			  case 'A' : fprintf(fp,"         A [Laplace Transform (Rad/sec)]\n"); break;			  case 'B' : fprintf(fp,"         B [Analog (Hz)]\n"); break;			  case 'C' : fprintf(fp,"         C [Composite]\n"); break;			  case 'D' : fprintf(fp,"         D [Digital (Z-transform)]\n"); break;			  default  : fprintf(fp,"         %c\n",type43->response_type ? type43->response_type : ' '); break;			}			fprintf (fp,"%s%s%2.2d     Response in units lookup:              ",				blkt_id,fld_pref,6);			find_type34(fp,type43->input_units_code);			fprintf (fp,"%s%s%2.2d     Response out units lookup:             ",				blkt_id,fld_pref,7);			find_type34(fp,type43->output_units_code);			fprintf (fp,"%s%s%2.2d     A0 normalization factor:               %G\n",				blkt_id,fld_pref,8,type43->ao_norm);			fprintf (fp,"%s%s%2.2d     Normalization frequency:               %G\n",				blkt_id,fld_pref,9,type43->norm_freq);			fprintf (fp,"%s%s%2.2d     Number of zeroes:                      %d\n",				blkt_id,fld_pref,10,type43->number_zeroes);			fprintf (fp,"%s%s%2.2d     Number of poles:                       %d\n",				blkt_id,fld_pref,15,type43->number_poles);			fprintf (fp,"%sComplex zeroes:\n",com_strt);			fprintf (fp,"%s  i  real          imag          real_error    imag_error\n",					 com_strt);			for (i = 0; i < type43->number_zeroes; i++)				fprintf (fp,"%s%s%2.2d-%2.2d  %3d % E % E % E % E\n",						 blkt_id,fld_pref,11,14,i, 						 type43->zero[i].real, 						 type43->zero[i].imag,						 type43->zero[i].real_error, 						 type43->zero[i].imag_error);			fprintf (fp,"%sComplex poles:\n",com_strt);			fprintf (fp,"%s  i  real          imag          real_error    imag_error\n",					 com_strt);			for (i = 0; i < type43->number_poles; i++)				fprintf (fp,"%s%s%2.2d-%2.2d  %3d % E % E % E % E\n",						 blkt_id,fld_pref,16,19,i, 						 type43->pole[i].real, 						 type43->pole[i].imag,						 type43->pole[i].real_error, 						 type43->pole[i].imag_error);			fprintf (fp,"%s\n",com_strt);			break;		}	}	if (type43 == NULL) return(0); else return(1);}int old_find_type43(fp, code)FILE *fp;int code;{	struct type43 *type43;					/* looping vbl */	int i;										/* counter */	for (type43 = type43_head; type43 != NULL; type43 = type43->next)	{		if (type43->response_code == code)		{			if (fp == NULL) break;			fprintf (fp,"B043\n");			fprintf (fp,"Response lookup code:                  %d\n",				type43->response_code);			fprintf (fp,"Response name:                         %s\n",						type43->name ? type43->name : "(null)");			fprintf (fp,"Response type:                         %c\n",				type43->response_type);			fprintf (fp,"Response in units lookup: %4d         ",				type43->input_units_code);			find_type34(fp,type43->input_units_code);			fprintf (fp,"Response out units lookup: %4d        ",				type43->output_units_code);			find_type34(fp,type43->output_units_code);			fprintf (fp,"AO normalization factor:               %G\n",				type43->ao_norm);			fprintf (fp,"Normalization frequency:               %G\n",				type43->norm_freq);			fprintf (fp,"Number of zeroes:                      %d\n",				type43->number_zeroes);			fprintf (fp,"Number of poles:                       %d\n",				type43->number_poles);			fprintf (fp,"Complex zeroes:\n");			fprintf (fp,"  i  real          imag          real_error    imag_error\n");			for (i = 0; i < type43->number_zeroes; i++)				fprintf (fp,"%3d % E % E % E % E\n", i, 				type43->zero[i].real, 				type43->zero[i].imag,				type43->zero[i].real_error, 				type43->zero[i].imag_error);			fprintf (fp,"Complex poles:\n");			fprintf (fp,"  i  real          imag          real_error    imag_error\n");			for (i = 0; i < type43->number_poles; i++)				fprintf (fp,"%3d % E % E % E % E\n", i, 				type43->pole[i].real, 				type43->pole[i].imag,				type43->pole[i].real_error, 				type43->pole[i].imag_error);			fprintf (fp,"\n");			break;		}	}	if (type43 == NULL) return(0); else return(1);}