/* * Copyright(C) 1999-2021 National Technology & Engineering Solutions * of Sandia, LLC (NTESS). Under the terms of Contract DE-NA0003525 with * NTESS, the U.S. Government retains certain rights in this software. * * See packages/seacas/LICENSE for details */ /***************************************************************************** * * testwt - test write an ExodusII database file * * author - Sandia National Laboratories * Larry A. Schoof - Original * Vic Yarberry - Added headers and error logging * 7/7/93 Modified for use with Exodus 2.00 * * * environment - UNIX * * entry conditions - * * exit conditions - * * revision history - * * This is a test program for the C binding of the EXODUS II * database write routines. * * *****************************************************************************/ #include #include #include #include "exodusII.h" #define STRINGIFY(x) #x #define TOSTRING(x) STRINGIFY(x) #define EXCHECK(funcall) \ do { \ int error = (funcall); \ printf("after %s, error = %d\n", TOSTRING(funcall), error); \ if (error != EX_NOERR) { \ fprintf(stderr, "Error calling %s\n", TOSTRING(funcall)); \ ex_close(exoid); \ exit(-1); \ } \ } while (0) int main(int argc, char **argv) { ex_opts(EX_VERBOSE); /* Specify compute and i/o word size */ int CPU_word_size = 8; int IO_word_size = 8; /* create EXODUS II file */ int exoid = ex_create("test-blob.exo", /* filename path */ EX_CLOBBER, /* create mode */ &CPU_word_size, /* CPU double word size in bytes */ &IO_word_size); /* I/O double word size in bytes */ printf("after ex_create for test.exo, exoid = %d\n", exoid); printf(" cpu word size: %d io word size: %d\n", CPU_word_size, IO_word_size); /* initialize file with parameters */ int num_blob = 3; { int num_dim = 3; int num_nodes = 0; int num_elem = 0; int num_elem_blk = 0; int num_node_sets = 0; int num_side_sets = 0; int num_assembly = 0; ex_init_params par = {.num_dim = num_dim, .num_nodes = num_nodes, .num_elem = num_elem, .num_elem_blk = num_elem_blk, .num_node_sets = num_node_sets, .num_side_sets = num_side_sets, .num_assembly = num_assembly, .num_blob = num_blob}; char *title = "This is a test"; ex_copy_string(par.title, title, MAX_LINE_LENGTH + 1); EXCHECK(ex_put_init_ext(exoid, &par)); } /* ======================================================================== */ /* Define and Output Blobs */ /* Define blobs. */ ex_blob blob[] = {{100, "Tempus", 10}, // ID, Name, Size {200, "IOSS", 20}, {300, "Solver", 15}}; for (int i = 0; i < num_blob; i++) { EXCHECK(ex_put_blob(exoid, blob[i])); } /* ======================================================================== */ /* Add some arbitrary attributes to the blobs */ { double scale = 1.5; double offset[] = {1.1, 2.2, 3.3}; char *dimension = "length"; int units[] = {1, 0, 0, -1}; EXCHECK(ex_put_double_attribute(exoid, EX_BLOB, 100, "Scale", 1, &scale)); EXCHECK(ex_put_double_attribute(exoid, EX_BLOB, 200, "Offset", 3, offset)); EXCHECK(ex_put_text_attribute(exoid, EX_BLOB, 300, "Dimension", dimension)); ex_attribute attribute = {.entity_type = EX_BLOB, .entity_id = 100, .name = {"Units"}, .type = EX_INTEGER, .value_count = 4, .values = units}; EXCHECK(ex_put_attribute(exoid, attribute)); ex_attribute attr_offset = {EX_BLOB, 300, "Offset", EX_DOUBLE, 3, offset}; EXCHECK(ex_put_attribute(exoid, attr_offset)); EXCHECK(ex_put_text_attribute(exoid, EX_GLOBAL, 0, "SOLID_MODEL", "STEP-X-43-1547836-Rev 0")); } /* ======================================================================== */ /* Transient and Reduction Variables */ int num_red_blob_vars = 4; int num_blob_vars = 3; EXCHECK(ex_put_reduction_variable_param(exoid, EX_BLOB, num_red_blob_vars)); EXCHECK(ex_put_variable_param(exoid, EX_BLOB, num_blob_vars)); { char *red_var_names[] = {"Momentum_X", "Momentum_Y", "Momentum_Z", "Kinetic_Energy"}; EXCHECK(ex_put_reduction_variable_names(exoid, EX_BLOB, num_red_blob_vars, red_var_names)); } { char *var_names[] = {"X", "XDOT", "XDDOT"}; EXCHECK(ex_put_variable_names(exoid, EX_BLOB, num_blob_vars, var_names)); } { /* Output time steps ... */ int64_t max_count = 0; for (int k = 0; k < num_blob; k++) { if (blob[k].num_entry > max_count) { max_count = blob[k].num_entry; } } double *var_vals = (double *)calloc(num_red_blob_vars, CPU_word_size); double *vals = (double *)calloc(max_count, CPU_word_size); for (int ts = 0; ts < 4; ts++) { double time_val = (double)(ts + 1) / 100.0f; EXCHECK(ex_put_time(exoid, ts + 1, &time_val)); /* write blob reduction variables */ for (int k = 0; k < num_blob; k++) { for (int var_idx = 0; var_idx < num_red_blob_vars; var_idx++) { var_vals[var_idx] = (double)(var_idx + 2) * time_val + k; } EXCHECK( ex_put_reduction_vars(exoid, ts + 1, EX_BLOB, blob[k].id, num_red_blob_vars, var_vals)); } /* write blob variables */ for (int k = 0; k < num_blob; k++) { for (int var_idx = 0; var_idx < num_blob_vars; var_idx++) { for (int j = 0; j < blob[k].num_entry; j++) { vals[j] = (double)(var_idx + 2) * time_val + j + k / 100.0; } EXCHECK( ex_put_var(exoid, ts + 1, EX_BLOB, var_idx + 1, blob[k].id, blob[k].num_entry, vals)); } } } free(var_vals); free(vals); } /* close the EXODUS files */ EXCHECK(ex_close(exoid)); return 0; } /*! Reduction Variables: * - Transient values applied to the object instead of each member of the object. * - for example, a value for the element block; not for each element in the block. * - Each object type has the same variables * - All values for a specific object are output at same time -- Vals for "blob 100" * - GLOBAL values can be considered reduction variables * - for BW compat, can output either with: * - ex_put_var(exoid, ts, EX_GLOBAL, ?, ?, #gvar, gvar), or * - ex_put_reduction_var(exoid, ts, EX_GLOBAL, ?, #gvar, gvar) * - * - ex_put_reduc_var(exoid, ts, EX_BLOB, id, #var, var) * - ex_get_reduc_var(exoid, ts, EX_BLOB, id, #var, &var) * * - ex_put_reduc_variable_names() * - ex_put_reduc_variable_param() */ /* int ex_put_reduction_var(exoid, time_step, obj_type, obj_id, #values, values); */