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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 "@(#) fill_cal_byte.c 1.21 05/08/19 SwRI" #include "libbase_idfs.h" #include "libVIDF.h" /* for header format comparison */ /******************************************************************************* * * * IR_FILL_CAL_ARRAY_BYTE SUBROUTINE * * * * DESCRIPTION * * This routine is called to retrieve the calibration data for each cali- * * bration set for the sensor being processed if the virtual instrument has * * a word length >= 8. Each sensor has its own sensor calibration data and * * sample sequence calibration data, if any exists, with all cal. data laid * * down sequentially. * * * * INPUT VARIABLES * * SDDAS_LONG sen_index index value that tells the position of the * * sensor within the sensors returned * * void *data_ptr ptr to memory location for the structure * * that holds returned data values (either * * idf_data or tensor_data) * * * * USAGE * * ir_fill_cal_array_byte (sen_index, data_ptr) * * * * NECESSARY SUBPROGRAMS * * None * * * * EXTERNAL VARIABLES * * struct general_info structure that holds information concerning * * ginfo the experiment that is being processed * * * * INTERNAL VARIABLES * * struct idf_data *EXP_DATA structure that holds all of the currently * * returned data values to be processed * * struct tensor_data *TENSOR_DATA structure that holds all the currently * * returned data values to be processed * * struct experiment_info a pointer to the structure that holds * * *ex specific experiment information * * struct ptr_rec *ptr a pointer to the structure which holds all * * pointers to the header and data for the * * experiment of interest * * register SDDAS_LONG *lpt ptr to the array where the data is returned * * reg SDDAS_ULONG *lswp the cal. data for the sample sequence is * * interpreted as an array of longs * * reg SDDAS_ULONG *lsen the cal. data for the sensor data is * * interpreted as an array of longs * * reg SDDAS_ULONG *laswp the cal. data for the sample sequence is * * interpreted as an array of longs(written once)* * reg SDDAS_ULONG *lasen the cal. data for the sensor data is * * interpreted as an array of longs(written once)* * reg SDDAS_USHORT *sswp the cal. data for the sample sequence is * * interpreted as an array of shorts * * reg SDDAS_USHORT *ssen the cal. data for the sensor data is * * interpreted as an array of shorts * * reg SDDAS_USHORT *saswp the cal. data for the sample sequence is * * interpreted as array of shorts (written once) * * reg SDDAS_USHORT *sasen the cal. data for the sensor data is * * interpreted as array of shorts (written once) * * reg SDDAS_UCHAR *uswp the cal. data for the sample sequence is * * interpreted as an array of characters * * reg SDDAS_UCHAR *usen the cal. data for the sensor data is * * interpreted as an array of characters * * reg SDDAS_UCHAR *uaswp the cal. data for the sample sequence is * * interpreted as an array of characters (once) * * reg SDDAS_UCHAR *uasen the cal. data for the sensor data is * * interpreted as array of characters (once) * * register SDDAS_ULONG j looping variable * * register SDDAS_SHORT i looping variable * * SDDAS_LONG sen_sen_off the no. of bytes (or bits) to bypass in order * * to get to the data for the requested sensor * * SDDAS_LONG sen_swp_off the no. of bytes (or bits) to bypass in order * * to get to the sweep data for the req. sensor * * SDDAS_LONG all_swp_cal_off current bit pointed to within the sensor * * set for the sample sequence calibration data * * defined for all sensors to share * * SDDAS_LONG all_sen_cal_off current bit pointed to within the sensor * * set for the sensor calibration data defined * * for all sensors to share * * SDDAS_LONG block_offset the no. of bytes to bypass in order to get to * * the correct sensor set * * SDDAS_LONG num_of_bits number of bits to bypass the sensor set(s) * * SDDAS_LONG bytes number of bytes needed for 1 calibration value* * SDDAS_LONG num_bytes number of bytes to bypass the sensor set(s) * * SDDAS_ULONG num_per_sen the number of calibration values per sensor * * SDDAS_ULONG cset_num the number of elements in each cal. set * * SDDAS_ULONG *cal_len ptr to the cal_len field within the data * * structure being processed * * * * SUBSYSTEM * * Display Level * * * ******************************************************************************/ void ir_fill_cal_array_byte (SDDAS_LONG sen_index, void *data_ptr) { extern struct general_info ginfo; struct idf_data *EXP_DATA; struct tensor_data *TENSOR_DATA; struct experiment_info *ex; struct ptr_rec *ptr; register SDDAS_LONG *lpt; register SDDAS_ULONG *lswp = 0, *lsen = 0, *laswp = 0, *lasen = 0; register SDDAS_USHORT *sswp = 0, *ssen = 0, *saswp = 0, *sasen = 0; register SDDAS_UCHAR *uswp = 0, *usen = 0, *uaswp = 0, *uasen = 0; register SDDAS_ULONG j; register SDDAS_SHORT i; SDDAS_LONG sen_swp_off, sen_sen_off, all_swp_cal_off, all_sen_cal_off; SDDAS_LONG block_offset, num_of_bits, bytes, num_bytes; SDDAS_ULONG cset_num, num_per_sen, *cal_len; /***********************************************************************/ /* Set a pointer to the structure which holds all pointers for header */ /* and data information for the experiment currently being processed. */ /***********************************************************************/ ex = ginfo.expt; ptr = ex->info_ptr; if (ex->header_format == ORIGINAL_HEADER) { /****************************************************************************/ /* Copy the number of elements in each cal. set into EXP_DATA structure. */ /* This addition was necessary since convert_to_units was using */ /* ex->CSET_NUM, which may or may not be correct since, with fwd set to 1 */ /* on read_drec(), new header info. is read into this field. */ /****************************************************************************/ EXP_DATA = (struct idf_data *) data_ptr; for (i = 0; i < ex->cal_sets; ++i) *(EXP_DATA->cset_num + i) = *(ex->CSET_NUM + i); EXP_DATA->cal_len = 0; cal_len = &EXP_DATA->cal_len; lpt = EXP_DATA->cal_data; } else { /****************************************************************************/ /* Not sure if need to copy like above and create TENSOR_DATA->cset_num. */ /****************************************************************************/ TENSOR_DATA = (struct tensor_data *) data_ptr; TENSOR_DATA->cal_len = 0; cal_len = &TENSOR_DATA->cal_len; lpt = TENSOR_DATA->cal_data; } /********************************************************************/ /* Determine the number of bytes per data element. Data and cal. */ /* data are the same size (bytes). The premise at this time is */ /* that all data is <= 32 bits in length. Data is laid down in 1, */ /* 2, or 4 bytes. */ /********************************************************************/ bytes = (ex->tdw_len == 8) ? 1 : (ex->tdw_len > 8 && ex->tdw_len <= 16) ? 2 : 4; num_of_bits = ex->accum_ss_sz; num_bytes = num_of_bits / 8; if (num_of_bits % 8 != 0) ++num_bytes; block_offset = num_bytes; /*************************************************************************/ /* Some cal. sets may be defined once for all sensors to use. Since */ /* the data is byte oriented, these 2 values should be evenly divisible */ /* by 8. */ /*************************************************************************/ all_swp_cal_off = ptr->all_swp_bit; all_sen_cal_off = ptr->all_sen_bit; /***********************************************************************/ /* The calibration data for each sensor lies together. (all sensor N */ /* then sensor N + 1, etc. */ /***********************************************************************/ num_per_sen = ptr->num_sen_cal / *ptr->N_SEN; sen_sen_off = num_per_sen * bytes * sen_index; num_per_sen = ptr->num_swp_cal / *ptr->N_SEN; sen_swp_off = num_per_sen * bytes * sen_index; /********************************************************************/ /* Set up the pointer to the sweep and sensor calibration data. */ /********************************************************************/ if (bytes == 1) /* interpret as characters */ { uswp = (SDDAS_UCHAR *)(ptr->CAL_SWP_TBL + block_offset + sen_swp_off); usen = (SDDAS_UCHAR *)(ptr->CAL_SENSOR + block_offset + sen_sen_off); uaswp = (SDDAS_UCHAR *)(ptr->ALL_CAL_SWP + block_offset + all_swp_cal_off); uasen = (SDDAS_UCHAR *)(ptr->ALL_CAL_SEN + block_offset + all_sen_cal_off); } else if (bytes == 2) /* interpret as shorts */ { sswp = (SDDAS_USHORT *)(ptr->CAL_SWP_TBL + block_offset + sen_swp_off); ssen = (SDDAS_USHORT *)(ptr->CAL_SENSOR + block_offset + sen_sen_off); saswp = (SDDAS_USHORT *)(ptr->ALL_CAL_SWP + block_offset + all_swp_cal_off); sasen = (SDDAS_USHORT *)(ptr->ALL_CAL_SEN + block_offset + all_sen_cal_off); } else /* interpret as longs */ { lswp = (SDDAS_ULONG *)(ptr->CAL_SWP_TBL + block_offset + sen_swp_off); lsen = (SDDAS_ULONG *)(ptr->CAL_SENSOR + block_offset + sen_sen_off); laswp = (SDDAS_ULONG *)(ptr->ALL_CAL_SWP + block_offset + all_swp_cal_off); lasen = (SDDAS_ULONG *)(ptr->ALL_CAL_SEN + block_offset + all_sen_cal_off); } /********************************************************************/ /* Retrieve the data associated with each calibration set for the */ /* sensor being processed. */ /********************************************************************/ for (i = 0; i < ex->cal_sets; ++i) { cset_num = *(ex->CSET_NUM + i); /*************************************************************************/ /* Calibration data applicable to all sensors in the sensor set. */ /*************************************************************************/ if (*(ex->cal_scope + i) == 1) { /**********************************************************************/ /* Processing sample sequence calibration data? */ /**********************************************************************/ if (*(ex->cal_target + i) == 1) { if (bytes == 1) /* interpret as characters */ for (j = 0; j < cset_num; ++uaswp, ++lpt, ++j) *lpt = *uaswp; else if (bytes == 2) /* interpret as shorts */ for (j = 0; j < cset_num; ++saswp, ++lpt, ++j) *lpt = *saswp; else /* interpret as longs */ for (j = 0; j < cset_num; ++laswp, ++lpt, ++j) *lpt = *laswp; } /**********************************************************************/ /* Processing sensor calibration data. */ /**********************************************************************/ else { if (bytes == 1) /* interpret as characters */ for (j = 0; j < cset_num; ++uasen, ++lpt, ++j) *lpt = *uasen; else if (bytes == 2) /* interpret as shorts */ for (j = 0; j < cset_num; ++sasen, ++lpt, ++j) *lpt = *sasen; else /* interpret as longs */ for (j = 0; j < cset_num; ++lasen, ++lpt, ++j) *lpt = *lasen; } } /******************************************************************/ /* Pick up sweep calibration data for this cal. set. */ /******************************************************************/ else if (*(ex->cal_target + i) == 1) { if (bytes == 1) /* interpret as characters */ for (j = 0; j < cset_num; ++uswp, ++lpt, ++j) *lpt = *uswp; else if (bytes == 2) /* interpret as shorts */ for (j = 0; j < cset_num; ++sswp, ++lpt, ++j) *lpt = *sswp; else /* interpret as longs */ for (j = 0; j < cset_num; ++lswp, ++lpt, ++j) *lpt = *lswp; } /******************************************************************/ /* Pick up sensor calibration data for this cal. set. */ /******************************************************************/ else { if (bytes == 1) /* interpret as characters */ for (j = 0; j < cset_num; ++usen, ++lpt, ++j) *lpt = *usen; else if (bytes == 2) /* interpret as shorts */ for (j = 0; j < cset_num; ++ssen, ++lpt, ++j) *lpt = *ssen; else /* interpret as longs */ for (j = 0; j < cset_num; ++lsen, ++lpt, ++j) *lpt = *lsen; } *cal_len += cset_num; } }