mhdf_public_test.cpp

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#include <cstdlib>
#include <cstdio>
#include <cstring>
#include <cctype>
#include "moab/mhdf_public.h"

static int print_file_summary( MHDF_FileDesc* data );

int main( int argc, char* argv[] )
{
    int result;
    MHDF_FileHandle file;
    MHDF_Status status;
    unsigned long max_id;
    MHDF_FileDesc* data;

    if( argc != 2 )
    {
        fprintf( stderr, "Usage: %s <filename>\n", argv[0] );
        return 0;
    }

    file = mhdf_openFile( argv[1], 0, &max_id, -1, &status );
    if( mhdf_isError( &status ) )
    {
        fprintf( stderr, "%s: %s\n", argv[1], mhdf_message( &status ) );
        return 1;
    }

    data = mhdf_getFileSummary( file, H5T_NATIVE_ULONG, &status, 1 );
    if( mhdf_isError( &status ) )
    {
        fprintf( stderr, "%s: %s\n", argv[1], mhdf_message( &status ) );
        return 1;
    }

    mhdf_closeFile( file, &status );

    printf( "%s:\n", argv[1] );
    result = print_file_summary( data );
    free( data );
    return result;
}

static void print_ent_desc( const char* name,
                            const char* subname,
                            MHDF_EntDesc* data,
                            const char* vals_label,
                            const char* extra_label,
                            MHDF_FileDesc* all )
{
    int i, len = 10;

    if( vals_label && (int)strlen( vals_label ) > len ) len = strlen( vals_label );
    if( extra_label && (int)strlen( extra_label ) > len ) len = strlen( extra_label );

    if( subname )
        printf( "    %s (%s):\n", name, subname );
    else
        printf( "    %s:\n", name );

    if( vals_label ) printf( "      %-*s: %d\n", len, vals_label, data->vals_per_ent );

    printf( "      %-*s: %ld [%ld - %ld]\n", len, "entities", data->count, data->start_id,
            data->start_id + data->count - 1 );

    if( extra_label ) printf( "      %-*s\n", len, extra_label );

    if( !data->num_dense_tags ) return;

    printf( "      %-*s: \"%s\"", len, "dense tags", all->tags[data->dense_tag_indices[0]].name );
    for( i = 1; i < data->num_dense_tags; ++i )
        printf( ", \"%s\"", all->tags[data->dense_tag_indices[i]].name );
    printf( "\n" );
}

static void print_elem_desc( MHDF_ElemDesc* data, MHDF_FileDesc* all )
{
    const char* adj = data->have_adj ? "adjacencies" : "no adjencies";
    print_ent_desc( data->handle, data->type, &data->desc, "nodes per element", adj, all );
}

static const char* tag_type_name( MHDF_TagDataType type )
{
    static const char opaque[]  = "opaque";
    static const char integer[] = "integer";
    static const char real[]    = "real";
    static const char bits[]    = "bit field";
    static const char boolean[] = "boolean";
    static const char id[]      = "entity id";
    static const char unknown[] = "(UNKNOWN TYPE ID)";
    switch( type )
    {
        case mhdf_OPAQUE:
            return opaque;
        case mhdf_INTEGER:
            return integer;
        case mhdf_FLOAT:
            return real;
        case mhdf_BITFIELD:
            return bits;
        case mhdf_BOOLEAN:
            return boolean;
        case mhdf_ENTITY_ID:
            return id;
    }
    return unknown;
}

static const char* string_tag_value( const void* value, MHDF_TagDataType type, int size )
{
    static char buffer[1024];
    const char* data = (const char*)value;
    char* offset     = buffer;
    int print, i;
    const int* intptr          = (const int*)value;
    const double* dblptr       = (const double*)value;
    const unsigned long* idptr = (const unsigned long*)value;

    if( size <= 0 )
    {
        *buffer = '\0';
        return buffer;
    }

    switch( type )
    {
        case mhdf_OPAQUE:
            print = 1;
            for( i = 0; i < size; ++i )
                if( !isprint( data[i] ) ) print = 0;
            if( print )
            {
                offset[0] = '"';
                memcpy( offset + 1, data, size );
                offset[size + 1] = '"';
                offset[size + 2] = '\0';
                offset += size + 2;
            }
            else
            {
                strcpy( offset, "0x" );
                offset += 2;
                for( i = 0; i < size; ++i )
                    offset += sprintf( offset, "%02x", (unsigned int)data[i] );
            }
            break;
        case mhdf_INTEGER:
            if( size == 1 )
            {
                offset += sprintf( offset, "%d", intptr[0] );
            }
            else
            {
                offset += sprintf( offset, "{%d", intptr[0] );
                for( i = 1; i < size; ++i )
                    offset += sprintf( offset, ",%d", intptr[i] );
                offset += sprintf( offset, "}" );
            }
            break;
        case mhdf_FLOAT:
            if( size == 1 )
            {
                offset += sprintf( offset, "%g", dblptr[0] );
            }
            else
            {
                offset += sprintf( offset, "{%g", dblptr[0] );
                for( i = 1; i < size; ++i )
                    offset += sprintf( offset, ",%g", dblptr[i] );
                offset += sprintf( offset, "}" );
            }
            break;
        case mhdf_BITFIELD:
            if( size > 8 )
                offset += sprintf( offset, "(more than 8 bits)" );
            else
            {
                for( i = size - 1; i >= 0; --i )
                    *( offset++ ) = (char)( *data & ( 1 << i ) ? '1' : '0' );
                *offset = '\0';
            }
            break;
        case mhdf_BOOLEAN:
            if( size == 1 )
            {
                offset += sprintf( offset, "%s", data[0] ? "true" : "false" );
            }
            else
            {
                offset += sprintf( offset, "{%s", data[0] ? "true" : "false" );
                for( i = 1; i < size; ++i )
                    offset += sprintf( offset, ",%s", data[i] ? "true" : "false" );
                offset += sprintf( offset, "}" );
            }
            break;
        case mhdf_ENTITY_ID:
            if( size == 1 )
            {
                offset += sprintf( offset, "%lu", idptr[0] );
            }
            else
            {
                offset += sprintf( offset, "{%lu", idptr[0] );
                for( i = 1; i < size; ++i )
                    offset += sprintf( offset, ",%lu", idptr[i] );
                offset += sprintf( offset, "}" );
            }
            break;
        default:
            strcpy( buffer, "(unknown data type)" );
            break;
    }

    return buffer;
}

static const char* ent_desc_name( MHDF_FileDesc* all, int idx )
{
    static const char nodes[]   = "Nodes";
    static const char sets[]    = "Sets";
    static const char invalid[] = "<INVALID INDEX!>";
    if( idx == -2 ) return sets;
    if( idx == -1 ) return nodes;
    if( idx >= all->num_elem_desc || idx < -2 ) return invalid;
    return all->elems[idx].handle;
}

static void print_tag_desc( MHDF_TagDesc* data, MHDF_FileDesc* all )
{
    int i, width = 8;

    printf( "    \"%s\":\n", data->name );
    printf( "      %-*s: %s\n", width, "type", tag_type_name( data->type ) );
    if( data->size < 0 )
        printf( "      %-*s: (variable)\n", width, "size" );
    else
        printf( "      %-*s: %d (%d bytes)\n", width, "size", data->size, data->bytes );
    printf( "      %-*s: %x\n", width, "flags", data->storage );
    if( data->default_value )
        printf( "      %-*s: %s\n", width, "default",
                string_tag_value( data->default_value, data->type, data->default_value_size ) );
    if( data->global_value )
        printf( "      %-*s: %s\n", width, "mesh val",
                string_tag_value( data->global_value, data->type, data->global_value_size ) );
    if( data->have_sparse )
    {
        printf( "      %-*s: (sparse)", width, "tables" );
        for( i = 0; i < data->num_dense_indices; ++i )
            printf( ", %s", ent_desc_name( all, data->dense_elem_indices[i] ) );
    }
    else if( data->num_dense_indices )
    {
        printf( "      %-*s: %s", width, "tables", ent_desc_name( all, data->dense_elem_indices[0] ) );
        for( i = 1; i < data->num_dense_indices; ++i )
            printf( ", %s", ent_desc_name( all, data->dense_elem_indices[i] ) );
    }
    else
    {
        printf( "      %-*s: (none)", width, "tables" );
    }
    printf( "\n" );
}

static int print_file_summary( MHDF_FileDesc* data )
{
    int i;

    printf( "  Entities:\n" );
    print_ent_desc( "Nodes", NULL, &data->nodes, "dimension", NULL, data );
    for( i = 0; i < data->num_elem_desc; ++i )
        print_elem_desc( data->elems + i, data );
    print_ent_desc( "Sets", NULL, &data->sets, NULL, NULL, data );

    printf( "  Tags:\n" );
    for( i = 0; i < data->num_tag_desc; ++i )
        print_tag_desc( data->tags + i, data );

    printf( "   Number partitions: %d\n", data->numEntSets[0] );
    for( i = 0; i < data->numEntSets[0]; i++ )
        printf( " set id %d value %d \n", data->defTagsEntSets[0][i], data->defTagsVals[0][i] );
    printf( "\n   Number material sets: %d\n", data->numEntSets[1] );
    for( i = 0; i < data->numEntSets[1]; i++ )
        printf( " set id %d value %d \n", data->defTagsEntSets[1][i], data->defTagsVals[1][i] );
    printf( "\n   Number neumann sets: %d\n", data->numEntSets[2] );
    for( i = 0; i < data->numEntSets[2]; i++ )
        printf( " set id %d value %d \n", data->defTagsEntSets[2][i], data->defTagsVals[2][i] );
    printf( "\n   Number dirichlet sets: %d\n", data->numEntSets[3] );
    for( i = 0; i < data->numEntSets[3]; i++ )
        printf( " set id %d value %d \n", data->defTagsEntSets[3][i], data->defTagsVals[3][i] );
    printf( "\n   Number geometry sets: %d\n", data->numEntSets[4] );
    for( i = 0; i < data->numEntSets[4]; i++ )
        printf( " set id %d value %d \n", data->defTagsEntSets[4][i], data->defTagsVals[4][i] );

    return 0;
}