/* * Copyright (C) 1998 by Southwest Research Institute (SwRI) * * All rights reserved under U.S. Copyright Law and International Conventions. * * The development of this Software was supported by contracts NAG5-3148, * NAG5-6855, NAS8-36840, NAG5-2323, and NAG5-7043 issued on behalf of * the United States Government by its National Aeronautics and Space * Administration. Southwest Research Institute grants to the Government, * and others acting on its behalf, a paid-up nonexclusive, irrevocable, * worldwide license to reproduce, prepare derivative works, and perform * publicly and display publicly, by or on behalf of the Government. * Other than those rights granted to the United States Government, no part * of this Software may be reproduced in any form or by any means, electronic * or mechanical, including photocopying, without permission in writing from * Southwest Research Institute. 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SwRI can revise these Terms at any time * without notice by updating this posting. * * Trademarks * * The SwRI logo is a trademark of SwRI in the United States and other countries. * */ #ident "@(#) reset_smode.c 1.5 05/08/19 SwRI" #include "user_defs.h" #include "libtrec_idfs.h" /******************************************************************************* * * * IR_RESET_SWEEP_MODE_BUFFER SUBROUTINE * * * * DESCRIPTION * * This routine is called to reset some variables for another iteration of * * the SWEEP_MODE_DATA routine. The buffer will be freed up and reset so * * that it may be used by the current call to SWEEP_MODE_DATA. The bin status* * array, normalization values and data array will be reset. Since there may * * be more than one data array (many units), all arrays will be cleared. * * All units are laid down together. * * * * INPUT VARIABLES * * None * * * * USAGE * * ir_reset_sweep_mode_buffer () * * * * NECESSARY SUBPROGRAMS * * None * * * * EXTERNAL VARIABLES * * struct general_info ginfo structure that holds information concern- * * ing the experiment that is being processed * * * * INTERNAL VARIABLES * * struct experiment_info *ex a pointer to the structure that holds * * specific experiment information * * struct fill_mode *mptr pointer to the fill_mode structure being * * processed * * struct fill_sensor *sptr pointer to the fill_sensor structure being * * processed * * register SDDAS_FLOAT *dptr pointer to the data array * * register SDDAS_FLOAT *tfrac pointer to the normalization factors * * reg SDDAS_FLOAT *stop_dptr loop termination variable * * register SDDAS_SHORT mode looping variable over all modes * * reg SDDAS_CHAR *bin_stat pointer to the bin status array * * SDDAS_LONG from_start offset to get to the data of interest * * * * SUBSYSTEM * * Display Level * * * ******************************************************************************/ void ir_reset_sweep_mode_buffer (void) { extern struct general_info ginfo; struct experiment_info *ex; struct fill_mode *mptr; struct fill_sensor *sptr; register SDDAS_FLOAT *dptr, *tfrac, *stop_dptr; register SDDAS_SHORT mode; register SDDAS_CHAR *bin_stat; SDDAS_LONG from_start; /*************************************************************************/ /* Point to the data set being processed. */ /*************************************************************************/ ex = ginfo.expt; mptr = ex->mode_arrays; /********************************************************************/ /* Clear all data, normalization and bin status arrays (1 per data */ /* level) for all requested modes. */ /********************************************************************/ for (mode = 0; mode < ex->num_mode_info; ++mode) { /******************************************************************/ /* For is one value for EACH data level being returned for each */ /* mode. Set the pointer for the current mode. */ /******************************************************************/ from_start = *(mptr->num_units + mode); dptr = mptr->data + from_start; tfrac = mptr->tot_frac + from_start; bin_stat = mptr->bin_stat + from_start; /*************************************************************/ /* There is one buffer for each of the data levels (units) */ /* with one element per buffer. */ /*************************************************************/ sptr = ex->mode_info_ptr + *(mptr->ind_fill_mode + mode); stop_dptr = dptr + sptr->num_units; for (; dptr < stop_dptr; ++dptr, ++tfrac, ++bin_stat) { *dptr = OUTSIDE_MIN; *tfrac = 0.0; *bin_stat = 0; } } }