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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 "@(#) $Id: pos_ancillary.c 22018 2012-12-05 18:59:24Z carrie $ SwRI" #include "gen_defs.h" #include "ret_codes.h" #include "libbase_idfs.h" /****************************************************************************** * * * IR_POSITION_ANCILLARY SUBROUTINE * * * * DESCRIPTION * * This module positions the ancillary data sources that are needed by the * * parent source. This is done AFTER the parent is positioned so that the * * correct "closest" ancillary file is opened and processed. * * * * INPUT VARIABLES * * SDDAS_ULONG data_key key which uniquely identifies the data set * * being processed * * SDDAS_CHAR *exten the filename extension for the data to be used * * SDDAS_USHORT vnum version number to be associated with this * * combination (allows for multiple opens) * * SDDAS_SHORT closest_btime_yr the start time closest to user-requested * * SDDAS_SHORT closest_btime_day the start time closest to user-requested * * SDDAS_LONG closest_btime_sec the start time closest to user-requested * * SDDAS_LONG closest_btime_nsec the start time closest to user-requested * * SDDAS_SHORT etime_yr the stop time requested (year component) * * SDDAS_SHORT etime_day the stop time requested (day component) * * SDDAS_LONG etime_sec the stop time requested (seconds component) * * SDDAS_LONG etime_nsec the stop time requested (nanoseconds) * * * * USAGE * * x = ir_position_ancillary (data_key, exten, vnum, closest_btime_yr, * * closest_btime_day, closest_btime_sec, * * closest_btime_nsec, etime_yr, etime_day, * * etime_sec, etime_nsec) * * * * NECESSARY SUBPROGRAMS * * ir_locate_ex() determines if the requested combination has * * already been processed and points to the * * correct structure allocated for the combo * * file_pos () finds the data record closest to the time * * specified * * * * EXTERNAL VARIABLES * * struct general_info structure that holds information concerning * * ginfo the experiment that is being processed * * * * INTERNAL VARIABLES * * struct experiment_info a pointer to the structure that holds specific * * *ex experiment information * * struct pitch_info a pointer to the structure that holds pitch * * *pa_ptr angle information * * struct spin_src_info a pointer to the structure that holds start of * * *spin_src_ptr spin data source information * * struct potential_info a pointer to the structure that holds space- * * *potential_ptr craft potential information * * struct euler_info a pointer to the structure that holds euler * * *pmi_ptr angle information * * struct celestial_info a pointer to the structure that holds celestial* * *cp_ptr position information * * struct background_info a pointer to the structure that holds back- * * *bkgd_ptr ground information * * SDDAS_SHORT rval holds the value returned by the called routine * * * * SUBSYSTEM * * Display Level * * * ******************************************************************************/ SDDAS_SHORT ir_position_ancillary (SDDAS_ULONG data_key, SDDAS_CHAR *exten, SDDAS_USHORT vnum, SDDAS_SHORT closest_btime_yr, SDDAS_SHORT closest_btime_day, SDDAS_LONG closest_btime_sec, SDDAS_LONG closest_btime_nsec, SDDAS_SHORT etime_yr, SDDAS_SHORT etime_day, SDDAS_LONG etime_sec, SDDAS_LONG etime_nsec) { extern struct general_info ginfo; struct experiment_info *ex; struct pitch_info *pa_ptr; struct spin_src_info *spin_src_ptr; struct potential_info *potential_ptr; struct euler_info *pmi_ptr; struct celestial_info *cp_ptr; struct background_info *bkgd_ptr; SDDAS_SHORT rval; /**************************************************************************/ /* No need to check return code since parent called this module. */ /**************************************************************************/ rval = ir_locate_ex (data_key, exten, vnum, 0); ex = ginfo.expt; /********************************************************************/ /* Position the data set that is used to compute the pitch angles. */ /* After this is done, call LOCATE_EX to point back to original ex */ /* structure requested by the user. */ /********************************************************************/ if (ex->pa_def && ex->bmem.base_pitch_info != NO_MEMORY) { pa_ptr = ex->pitch_angles; if (pa_ptr->pa_format == PA_COMPUTE) { if (pa_ptr->file_status == ALL_OKAY && pa_ptr->cur_time.byear == 0) { /************************************************************/ /* Get as close to the time that the parent data source is */ /* at, which may be way off from requested start time due */ /* to a data gap. For now, use the exact time - may have */ /* to look into the use of some tolerance offset. */ /************************************************************/ rval = file_pos (pa_ptr->data_key, pa_ptr->exten, pa_ptr->version, pa_ptr->idf_data_ptr[0], closest_btime_yr, closest_btime_day, closest_btime_sec, closest_btime_nsec, etime_yr, etime_day, etime_sec, etime_nsec); if (rval != ALL_OKAY) return (FILE_POS_PA); } else if (pa_ptr->file_status != ALL_OKAY) { rval = ir_locate_ex (pa_ptr->data_key, pa_ptr->exten, pa_ptr->version, 0); if (rval == ALL_OKAY) { ex = ginfo.expt; ex->fnext = 1; ex->mode_version = ex->version; ex->mode_done = PITCH_FLAG; } } rval = ir_locate_ex (data_key, exten, vnum, 0); ex = ginfo.expt; } } /********************************************************************/ /* Position the data set that is used to determine the start of */ /* spin for this parent source. After this is done,call LOCATE_EX */ /* to point back to original ex structure requested by the user. */ /********************************************************************/ if (ex->spin_src_def && ex->bmem.base_spin_src != NO_MEMORY) { spin_src_ptr = ex->spin_src; if (spin_src_ptr->file_status == ALL_OKAY && spin_src_ptr->no_acquire) { /************************************************************/ /* Get as close to the time that the parent data source is */ /* at, which may be way off from requested start time due */ /* to a data gap. For now, use the exact time - may have */ /* to look into the use of some tolerance offset. */ /************************************************************/ rval = file_pos (spin_src_ptr->data_key, spin_src_ptr->exten, spin_src_ptr->version, spin_src_ptr->idf_data_ptr, closest_btime_yr, closest_btime_day, closest_btime_sec, closest_btime_nsec, etime_yr, etime_day, etime_sec, etime_nsec); if (rval != ALL_OKAY) return (FILE_POS_SPIN); } else if (spin_src_ptr->file_status != ALL_OKAY) { rval = ir_locate_ex (spin_src_ptr->data_key, spin_src_ptr->exten, spin_src_ptr->version, 0); if (rval == ALL_OKAY) { ex = ginfo.expt; ex->fnext = 1; ex->mode_version = ex->version; ex->mode_done = SPIN_FLAG; } } rval = ir_locate_ex (data_key, exten, vnum, 0); ex = ginfo.expt; } /*************************************************************************/ /* Position data set that is used to determine the spacecraft potential */ /* for this parent source. After this is done, call LOCATE_EX to point */ /* back to original ex structure requested by the user. */ /*************************************************************************/ if (ex->potential_def && ex->bmem.base_potential_info != NO_MEMORY) { potential_ptr = ex->potential; if (potential_ptr->scpot_format == SCPOT_DSRC) { if (potential_ptr->file_status == ALL_OKAY && potential_ptr->last_swp.byear == 0) { /************************************************************/ /* Get as close to the time that the parent data source is */ /* at, which may be way off from requested start time due */ /* to a data gap. For now, use the exact time - may have */ /* to look into the use of some tolerance offset. */ /************************************************************/ rval = file_pos (potential_ptr->data_key, potential_ptr->exten, potential_ptr->version, potential_ptr->idf_data_ptr, closest_btime_yr, closest_btime_day, closest_btime_sec, closest_btime_nsec, etime_yr, etime_day, etime_sec, etime_nsec); if (rval != ALL_OKAY) return (FILE_POS_POT); } else if (potential_ptr->file_status != ALL_OKAY) { rval = ir_locate_ex (potential_ptr->data_key, potential_ptr->exten, potential_ptr->version, 0); if (rval == ALL_OKAY) { ex = ginfo.expt; ex->fnext = 1; ex->mode_version = ex->version; ex->mode_done = POTENTIAL_FLAG; } } rval = ir_locate_ex (data_key, exten, vnum, 0); ex = ginfo.expt; } } /********************************************************************/ /* Position the data set that is used to compute the euler angles. */ /* After this is done, call LOCATE_EX to point back to original ex */ /* structure requested by the user. */ /********************************************************************/ if (ex->euler_def && ex->bmem.base_euler_info != NO_MEMORY) { pmi_ptr = ex->euler_angles; if (pmi_ptr->pmi_format == EULER_DSRC) { if (pmi_ptr->file_status == ALL_OKAY && pmi_ptr->cur_time.byear == 0) { /************************************************************/ /* Get as close to the time that the parent data source is */ /* at, which may be way off from requested start time due */ /* to a data gap. For now, use the exact time - may have */ /* to look into the use of some tolerance offset. */ /************************************************************/ rval = file_pos (pmi_ptr->data_key, pmi_ptr->exten, pmi_ptr->version, *pmi_ptr->idf_data_ptr, closest_btime_yr, closest_btime_day, closest_btime_sec, closest_btime_nsec, etime_yr, etime_day, etime_sec, etime_nsec); if (rval != ALL_OKAY) return (FILE_POS_EULER); } else if (pmi_ptr->file_status != ALL_OKAY) { rval = ir_locate_ex (pmi_ptr->data_key, pmi_ptr->exten, pmi_ptr->version, 0); if (rval == ALL_OKAY) { ex = ginfo.expt; ex->fnext = 1; ex->mode_version = ex->version; ex->mode_done = EULER_FLAG; } } rval = ir_locate_ex (data_key, exten, vnum, 0); ex = ginfo.expt; } } /********************************************************************/ /* Position the data set that is used to compute the celestial */ /* position angles. After this is done, call LOCATE_EX to point */ /* back to original ex structure requested by the user. */ /********************************************************************/ if (ex->celestial_def && ex->bmem.base_celestial_info != NO_MEMORY) { cp_ptr = ex->celestial_position; if (cp_ptr->cp_format == CELESTIAL_DSRC) { if (cp_ptr->file_status == ALL_OKAY && cp_ptr->cur_time.byear == 0) { /************************************************************/ /* Get as close to the time that the parent data source is */ /* at, which may be way off from requested start time due */ /* to a data gap. For now, use the exact time - may have */ /* to look into the use of some tolerance offset. */ /************************************************************/ rval = file_pos (cp_ptr->data_key, cp_ptr->exten, cp_ptr->version, cp_ptr->idf_data_ptr[0], closest_btime_yr, closest_btime_day, closest_btime_sec, closest_btime_nsec, etime_yr, etime_day, etime_sec, etime_nsec); if (rval != ALL_OKAY) return (FILE_POS_CP); } else if (cp_ptr->file_status != ALL_OKAY) { rval = ir_locate_ex (cp_ptr->data_key, cp_ptr->exten, cp_ptr->version, 0); if (rval == ALL_OKAY) { ex = ginfo.expt; ex->fnext = 1; ex->mode_version = ex->version; ex->mode_done = CELESTIAL_FLAG; } } rval = ir_locate_ex (data_key, exten, vnum, 0); ex = ginfo.expt; } } /********************************************************************/ /* Position the data set that is used to compute the background. */ /* After this is done, call LOCATE_EX to point back to original */ /* ex structure requested by the user. */ /********************************************************************/ if (ex->background_def && ex->bmem.base_background_info != NO_MEMORY) { bkgd_ptr = ex->background; if (bkgd_ptr->background_format == BKGD_DSRC) { if (bkgd_ptr->file_status == ALL_OKAY && bkgd_ptr->cur_time.byear == 0) { /************************************************************/ /* Get as close to the time that the parent data source is */ /* at, which may be way off from requested start time due */ /* to a data gap. For now, use the exact time - may have */ /* to look into the use of some tolerance offset. */ /************************************************************/ rval = file_pos (bkgd_ptr->data_key, bkgd_ptr->exten, bkgd_ptr->version, *bkgd_ptr->idf_data_ptr, closest_btime_yr, closest_btime_day, closest_btime_sec, closest_btime_nsec, etime_yr, etime_day, etime_sec, etime_nsec); if (rval != ALL_OKAY) return (FILE_POS_BKGD); } else if (bkgd_ptr->file_status != ALL_OKAY) { rval = ir_locate_ex (bkgd_ptr->data_key, bkgd_ptr->exten, bkgd_ptr->version, 0); if (rval == ALL_OKAY) { ex = ginfo.expt; ex->fnext = 1; ex->mode_version = ex->version; ex->mode_done = BACKGROUND_FLAG; } } rval = ir_locate_ex (data_key, exten, vnum, 0); ex = ginfo.expt; } } return (ALL_OKAY); }