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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 "@(#) trans_buffer.c 1.6 05/08/19 SwRI" #include "user_defs.h" #include "libtrec_idfs.h" /******************************************************************************* * * * IR_TRANSFER_TO_BUFFER SUBROUTINE * * * * DESCRIPTION * * This routine is called when it is time to transfer the data for the * * sensor to the buffer being processed. This routine transfers all units * * defined for the sensor being processed. * * * * INPUT VARIABLES * * struct fill_sensor *sptr pointer to the fill_sensor structure being * * processed * * SDDAS_USHORT num_sample the number of elements per data buffer * * SDDAS_CHAR found_data flag indicating if data was returned for the * * requested sensor * * SDDAS_SHORT sensor sensor for which data is to be retrieved * * SDDAS_FLOAT set_frac fraction of the data value to be added to * * or included in the buffer * * SDDAS_FLOAT *dptr pointer to the data array * * SDDAS_FLOAT *tfrac pointer to the normalization factors * * SDDAS_CHAR *bin_stat pointer to the bin status array * * void *idf_data_ptr ptr to the memory location for the structure * * that holds returned data values (read_drec) * * SDDAS_CHAR data_envelope flag indicating if data envelope (min/max) * * or just the data sample is being processed * * * * USAGE * * ir_transfer_to_buffer (sptr, num_sample, found_data, sensor, set_frac, * * &dptr, &tfrac, &bin_stat, idf_data_ptr, * * data_envelope) * * * * NECESSARY SUBPROGRAMS * * ir_pps_env_buffer () stores min / max value into the buffer * * according to PPS using SAMP_INDEX values * * ir_pps_buffer () stores data into the buffer according to PPS * * using SAMP_INDEX values * * ir_point_buffer () stores data into the buffer using the center * * sweep values to find the bin * * ir_band_buffer () stores data into the buffer using the sweep * * bands to find the bin(s) covered by the * * sample * * * * EXTERNAL VARIABLES * * struct general_info ginfo structure that holds information concerning * * the experiment that is being processed * * SDDAS_FLOAT *ir_units_data buffer space used to hold the values from the * * call to convert_to_units for each data level * * requested (used so only 1 call is needed per * * data value) * * * * INTERNAL VARIABLES * * struct experiment_info a pointer to the structure that holds * * *ex specific experiment information * * struct bin_info *bptr a pointer to the structure that holds sweep * * binning information * * struct in_fill *mptr pointer to the data level combination being * * processed * * struct in_fill *mptr_end loop termination variable * * reg SDDAS_FLOAT *tmp_buf pointer to the converted data levels * * SDDAS_LONG offset offset value to get to the data of interest * * * * SUBSYSTEM * * Display Level * * * ******************************************************************************/ void ir_transfer_to_buffer (struct fill_sensor *sptr, SDDAS_USHORT num_sample, SDDAS_CHAR found_data, SDDAS_SHORT sensor, SDDAS_FLOAT set_frac, SDDAS_FLOAT *dptr, SDDAS_FLOAT *tfrac, SDDAS_CHAR *bin_stat, void *idf_data_ptr, SDDAS_CHAR data_envelope) { extern struct general_info ginfo; extern SDDAS_FLOAT *ir_units_data; struct experiment_info *ex; struct bin_info *bptr; struct in_fill *mptr, *mptr_end; register SDDAS_FLOAT *tmp_buf; SDDAS_LONG offset; /**********************************************************************/ /* Transfer the converted data into the buffers for all data levels. */ /* Index into ir_units_data by swp_len since this holds the no. of */ /* elements returned by READ_DREC(), which may be more than num_bins.*/ /**********************************************************************/ ex = ginfo.expt; bptr = ex->bin_ptr; offset = 0; tmp_buf = ir_units_data; mptr = sptr->min_max_app; mptr_end = mptr + sptr->num_units; if (bptr->swp_type == FIXED_SWEEP && data_envelope) { for (; mptr < mptr_end; ++mptr, offset += bptr->num_bins, tmp_buf += ex->swp_len) ir_pps_env_buffer (num_sample, &mptr->sen_min, found_data, offset, dptr, tfrac, bin_stat, tmp_buf, mptr->data_type, bptr->num_bins, idf_data_ptr); } else if (bptr->swp_type == FIXED_SWEEP) { for (; mptr < mptr_end; ++mptr, offset += bptr->num_bins, tmp_buf += ex->swp_len) ir_pps_buffer (num_sample, &mptr->sen_min, found_data, set_frac, offset, dptr, tfrac, bin_stat, tmp_buf, mptr->data_type, bptr->num_bins, idf_data_ptr); } else { if (bptr->input_fmt == POINT_STORAGE) { for (; mptr < mptr_end; ++mptr, offset += bptr->num_bins, tmp_buf += ex->swp_len) ir_point_buffer (num_sample, &mptr->sen_min, found_data, set_frac, offset, dptr, tfrac, bin_stat, tmp_buf, mptr->data_type, bptr->num_bins, sensor); } else { for (; mptr < mptr_end; ++mptr, offset += bptr->num_bins, tmp_buf += ex->swp_len) ir_band_buffer (num_sample, &mptr->sen_min, found_data, set_frac, offset, dptr, tfrac, bin_stat, tmp_buf, mptr->data_type, bptr->num_bins, sensor); } } }