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218 lines
6.7 KiB
218 lines
6.7 KiB
2 years ago
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/*
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* Copyright (c) 1994 Sandia Corporation. Under the terms of Contract
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* DE-AC04-94AL85000 with Sandia Corporation, the U.S. Governement
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* retains certain rights in this software.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* * Neither the name of Sandia Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*****************************************************************************
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*
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* exgvtt - ex_get_elem_var_tab
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*
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* author - Sandia National Laboratories
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* Larry A. Schoof - Original
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* James A. Schutt - 8 byte float and standard C definitions
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* Vic Yarberry - Added headers and error logging
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*
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*
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* environment - UNIX
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*
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* entry conditions -
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* input parameters:
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* int exoid exodus file id
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* int num_elem_blk number of element blocks
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* int num_elem_var number of element variables
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*
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* exit conditions -
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* int* elem_var_tab element variable truth table array
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*
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* revision history -
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*
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* $Id: exgvtt.c,v 1.1 2005/07/17 15:44:00 andy Exp $
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*
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*****************************************************************************/
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#include <stdlib.h>
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#include "exodusII.h"
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#include "exodusII_int.h"
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/*
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* reads the EXODUS II element variable truth table from the database
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*/
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int ex_get_elem_var_tab (int exoid,
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int num_elem_blk,
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int num_elem_var,
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int *elem_var_tab)
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{
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int dimid, varid, i, j, iresult;
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long idum, start[2], count[2];
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nclong *longs;
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char errmsg[MAX_ERR_LENGTH];
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exerrval = 0; /* clear error code */
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/* inquire id's of previously defined dimensions */
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if ((dimid = ncdimid (exoid, DIM_NUM_EL_BLK)) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to locate number of element blocks in file id %d",
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exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_FATAL);
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}
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if (ncdiminq (exoid, dimid, (char *) 0, &idum) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to get number of element blocks in file id %d",
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exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_FATAL);
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}
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if (idum != num_elem_blk)
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{
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exerrval = EX_FATAL;
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sprintf(errmsg,
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"Error: # of element blocks doesn't match those defined in file id %d",
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exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_FATAL);
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}
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if ((dimid = ncdimid (exoid, DIM_NUM_ELE_VAR)) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Warning: no element variables stored in file id %d",
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exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_WARN);
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}
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if (ncdiminq (exoid, dimid, (char *) 0, &idum) == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to get number of element variables in file id %d",
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exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_FATAL);
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}
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if (idum != num_elem_var)
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{
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exerrval = EX_FATAL;
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sprintf(errmsg,
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"Error: # of element variables doesn't match those defined in file id %d",
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exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_FATAL);
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}
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if ((varid = ncvarid (exoid, VAR_ELEM_TAB)) == -1)
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{
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/* since truth table isn't stored in the data file, derive it dynamically */
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/* printf("[exgvtt] building truth table on the fly ...\n"); */
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for (j=0; j<num_elem_blk; j++)
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for (i=0; i<num_elem_var; i++)
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{
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/* NOTE: names are 1-based */
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/* printf("[exgvtt] checking for %s\n",VAR_ELEM_VAR(i+1,j+1)); */
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if ((varid = ncvarid (exoid, VAR_ELEM_VAR(i+1,j+1))) == -1)
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/* variable doesn't exist; put a 0 in the truth table */
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elem_var_tab[j*num_elem_var+i] = 0;
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else
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/* variable exists; put a 1 in the truth table */
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elem_var_tab[j*num_elem_var+i] = 1;
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}
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}
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else
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{
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/* read in the element variable truth table */
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/* application code has allocated an array of ints but netcdf is expecting
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a pointer to nclongs; if ints are different sizes than nclongs,
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we must allocate an array of nclongs then convert them to ints with ltoi */
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start[0] = 0;
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start[1] = 0;
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count[0] = num_elem_blk;
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count[1] = num_elem_var;
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if (sizeof(int) == sizeof(nclong)) {
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iresult = ncvarget (exoid, varid, start, count, elem_var_tab);
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} else {
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if (!(longs = malloc (num_elem_blk*num_elem_var * sizeof(nclong)))) {
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exerrval = EX_MEMFAIL;
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sprintf(errmsg,
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"Error: failed to allocate memory for element variable truth table for file id %d",
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exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_FATAL);
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}
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iresult = ncvarget (exoid, varid, start, count, longs);
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}
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if (iresult == -1)
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{
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exerrval = ncerr;
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sprintf(errmsg,
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"Error: failed to get truth table from file id %d", exoid);
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ex_err("ex_get_elem_var_tab",errmsg,exerrval);
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return (EX_FATAL);
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}
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if (sizeof(int) != sizeof(nclong)) {
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ltoi (longs, elem_var_tab, num_elem_blk*num_elem_var);
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free (longs);
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}
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}
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return (EX_NOERR);
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}
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