/* * 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. All inquiries should be addressed to: * * Director of Contracts * Southwest Research Institute * P. O. Drawer 28510 * San Antonio, Texas 78228-0510 * * * Use of this Software is governed by the terms of the end user license * agreement, if any, which accompanies or is included with the Software * (the "License Agreement"). An end user will be unable to install any * Software that is accompanied by or includes a License Agreement, unless * the end user first agrees to the terms of the License Agreement. Except * as set forth in the applicable License Agreement, any further copying, * reproduction or distribution of this Software is expressly prohibited. * Installation assistance, product support and maintenance, if any, of the * Software is available from SwRI and/or the Third Party Providers, as the * case may be. * * Disclaimer of Warranty * * SOFTWARE IS WARRANTED, IF AT ALL, IN ACCORDANCE WITH THESE TERMS OF THE * LICENSE AGREEMENT. UNLESS OTHERWISE EXPLICITLY STATED, THIS SOFTWARE IS * PROVIDED "AS IS", IS EXPERIMENTAL, AND IS FOR NON-COMMERCIAL USE ONLY, * AND ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR * PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED, EXCEPT TO THE EXTENT THAT * SUCH DISCLAIMERS ARE HELD TO BE LEGALLY INVALID. * * Limitation of Liability * * SwRI SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED AS A RESULT OF USING, * MODIFYING, CONTRIBUTING, COPYING, DISTRIBUTING, OR DOWNLOADING THIS * SOFTWARE. IN NO EVENT SHALL SwRI BE LIABLE FOR ANY INDIRECT, PUNITIVE, * SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGE (INCLUDING LOSS OF BUSINESS, * REVENUE, PROFITS, USE, DATA OR OTHER ECONOMIC ADVANTAGE) HOWEVER IT ARISES, * WHETHER FOR BREACH OF IN TORT, EVEN IF SwRI HAS BEEN PREVIOUSLY ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. YOU HAVE SOLE RESPONSIBILITY FOR ADEQUATE * PROTECTION AND BACKUP OF DATA AND/OR EQUIPMENT USED IN CONNECTION WITH THE * SOFTWARE AND WILL NOT MAKE A CLAIM AGAINST SwRI FOR LOST DATA, RE-RUN TIME, * INACCURATE OUTPUT, WORK DELAYS OR LOST PROFITS RESULTING FROM THE USE OF * THIS SOFTWARE. YOU AGREE TO HOLD SwRI HARMLESS FROM, AND YOU COVENANT NOT * TO SUE SwRI FOR, ANY CLAIMS BASED ON USING THE SOFTWARE. * * Local Laws: Export Control * * You acknowledge and agree this Software is subject to the U.S. Export * Administration Laws and Regulations. Diversion of such Software contrary * to U.S. law is prohibited. You agree that none of the Software, nor any * direct product therefrom, is being or will be acquired for, shipped, * transferred, or reexported, directly or indirectly, to proscribed or * embargoed countries or their nationals, nor be used for nuclear activities, * chemical biological weapons, or missile projects unless authorized by U.S. * Government. Proscribed countries are set forth in the U.S. Export * Administration Regulations. Countries subject to U.S embargo are: Cuba, * Iran, Iraq, Libya, North Korea, Syria, and the Sudan. This list is subject * to change without further notice from SwRI, and you must comply with the * list as it exists in fact. You certify that you are not on the U.S. * Department of Commerce's Denied Persons List or affiliated lists or on the * U.S. Department of Treasury's Specially Designated Nationals List. You agree * to comply strictly with all U.S. export laws and assume sole responsibilities * for obtaining licenses to export or reexport as may be required. * * General * * These Terms represent the entire understanding relating to the use of the * Software and prevail over any prior or contemporaneous, conflicting or * additional, communications. 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 "@(#) add_phi.c 1.1 05/08/19 SwRI" #include #include "ret_codes.h" #include "user_defs.h" #include "libtrec_idfs.h" /****************************************************************************** * * * IR_ADD_PHI_MATRICES SUBROUTINE * * * * DESCRIPTION * * This routine is called to add together two phi matrices for all data * * levels (units) processed. This routine is only called if interleaving * * (holding over) of data is to take place. The call is made prior to any * * processing of the current buffers to ensure that the resultant phi matrix * * contains data for only those phi bins associated with the returned data. * * * * INPUT VARIABLES * * SDDAS_CHAR prev_buf the buffer being added in (0 - 4) * * SDDAS_CHAR cur_buf the buffer being added to (0 - 4) * * * * USAGE * * x = ir_add_phi_matrices (prev_buf, cur_buf) * * * * NECESSARY SUBPROGRAMS * * abs() returns the absolute value of a number * * * * EXTERNAL VARIABLES * * struct general_info ginfo structure that holds information concerning * * the experiment that is being processed * * * * INTERNAL VARIABLES * * struct experiment_info a pointer to the structure that holds * * *ex specific experiment information * * struct collapse_data pointer to the collapse_data structure * * *cptr being processed * * reg SDDAS_FLOAT *add_dptr ptr to phi data matrix being added from * * reg SDDAS_FLOAT *save_dptr ptr to phi data matrix being added to * * reg SDDAS_FLOAT *add_tfrac ptr to normalization array for phi matrix * * being added from * * reg SDDAS_FLOAT *save_tfrac ptr to normalization array for phi matrix * * being added to * * reg SDDAS_CHAR *add_bin_stat ptr to bin status array for phi matrix * * being added from * * reg SDDAS_CHAR *save_bin_stat ptr to bin status array for phi matrix * * being added to * * SDDAS_FLOAT *stop_loop loop termination variable * * * * SUBSYSTEM * * Display Level * * * *****************************************************************************/ SDDAS_SHORT ir_add_phi_matrices (SDDAS_CHAR prev_buf, SDDAS_CHAR cur_buf) { extern struct general_info ginfo; struct experiment_info *ex; struct collapse_data *cptr; register SDDAS_FLOAT *add_dptr, *save_dptr, *add_tfrac, *save_tfrac; register SDDAS_CHAR *add_bin_stat, *save_bin_stat; SDDAS_FLOAT *stop_loop; /**********************************************************************/ /* For interleaving purposes, the contents of the current buffer is */ /* merged with the contents of the previous buffer so that any data */ /* that is "missing" from the current buffer BUT was returned in the */ /* previous buffer is kept until the data is returned again. */ /**********************************************************************/ ex = ginfo.expt; cptr = ex->collapse_ptr; add_dptr = *(cptr->data_4d_ptr + prev_buf); add_tfrac = *(cptr->tot_frac_4d_ptr + prev_buf); add_bin_stat = *(cptr->bin_stat_ptr + prev_buf); save_dptr = *(cptr->data_4d_ptr + cur_buf); save_tfrac = *(cptr->tot_frac_4d_ptr + cur_buf); save_bin_stat = *(cptr->bin_stat_ptr + cur_buf); stop_loop = add_dptr + cptr->all_phi_elements; /*********************************************************************/ /* Loop over the entire phi matrix. All phi matrices are the same */ /* size. */ /*********************************************************************/ for (; add_dptr < stop_loop; ++add_dptr, ++add_tfrac, ++add_bin_stat, ++save_dptr, ++save_tfrac, ++save_bin_stat) { /*******************************************************************/ /* The status value from FILL_DATA() will be set to 1 if a */ /* legitimate value was placed into the bin OR could be changed */ /* to -1 if held over from previous processing and not replaced. */ /*******************************************************************/ if (*add_bin_stat != 0) { /****************************************************************/ /* This bin was missing and was filled in by a Missing Bins */ /* scheme; do not include since not retrieved from data sweep. */ /****************************************************************/ if (*add_bin_stat == 2) continue; /****************************************************************/ /* If the addend indicates that a value was found, but */ /* outside the excluded range, no influence to base buffer. */ /****************************************************************/ if (*add_dptr > VALID_MAX) continue; /****************************************************************/ /* Base buffer should only have a status of 0 or 1, not -1. */ /****************************************************************/ if (*save_bin_stat == -1) return (NEG_BIN_STAT); /****************************************************************/ /* If there is data in the same bin for the base buffer, add */ /* the two together. */ /****************************************************************/ /* else if (*save_bin_stat == 1) { *save_dptr += *add_dptr; *save_tfrac += *add_tfrac; } */ /****************************************************************/ /* Since there was no data in the same bin for the base */ /* buffer, override this new data in the base buffer. */ /****************************************************************/ else if (*save_bin_stat == 0) { /*************************************************************/ /* If the resultant indicates that a value was found, but */ /* outside the excluded range, leave this indicator as is. */ /*************************************************************/ if (*save_dptr > VALID_MAX) continue; *save_bin_stat = (SDDAS_CHAR) (abs (*add_bin_stat)); *save_dptr = *add_dptr; *save_tfrac = *add_tfrac; } } /*************************************************************/ /* Base buffer should only have a status of 0 or 1, not -1. */ /*************************************************************/ else if (*save_bin_stat == -1) return (NEG_BIN_STAT); /*************************************************************/ /* Check for bins found but data outside of boundaries. */ /* If the base buffer has data, no further processing. */ /*************************************************************/ else if (*save_bin_stat != 1) { if (*add_dptr > VALID_MAX) *save_dptr = *add_dptr; } } save_dptr = *(cptr->data_4d_ptr + cur_buf); save_tfrac = *(cptr->tot_frac_4d_ptr + cur_buf); save_bin_stat = *(cptr->bin_stat_ptr + cur_buf); return (ALL_OKAY); }