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Geoff McLane: Enhance testarray UI

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This commit is contained in:
Frederic Bouvier 2009-04-18 17:31:02 +02:00
parent 5768581c10
commit c366f25021
1 changed files with 95 additions and 9 deletions
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102
src/Lib/Array/testarray.cxx
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@ -1,38 +1,124 @@
// testarray.cxx
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <simgear/compiler.h>
#include <simgear/bucket/newbucket.hxx>
#include <sys/types.h>
#include <sys/stat.h>
#include <iostream>
#include "array.hxx"
using std::cout;
using std::endl;
#ifdef _MSC_VER
#define M_ISDIR _S_IFDIR
#else
#define M_ISDIR __S_IFDIR
#endif
static void give_help( char * name )
{
cout << "Usage: " << name << " longitude latitude work_dir" << endl;
cout << "example: " << name << " 151.18 -33.94 your\\work\\dir, for YSSY (Sydney)" << endl;
}
static void check_for_help( int argc, char **argv )
{
for(int i = 1; i < argc; i++)
{
char * parg = argv[i];
if(( strcmp(parg,"-h") == 0 )||
( strcmp(parg,"--help") == 0 ))
{
give_help( argv[0] );
exit(0);
}
}
}
static int is_file_or_directory( char * cur_item )
{
struct stat buf;
if( stat( cur_item, &buf ) == 0 ) {
if ( buf.st_mode & M_ISDIR )
return 1; // is directory
else
return 2; // is file
}
return 0;
}
int main( int argc, char **argv ) {
double lon, lat;
if ( argc != 2 ) {
cout << "Usage: " << argv[0] << " work_dir" << endl;
exit(-1);
check_for_help(argc, argv);
if ( argc != 4 ) {
cout << "ERROR: Needs 3 arguments!" << endl;
give_help( argv[0] );
exit(-1);
}
string work_dir = argv[1];
//lon = -146.248360; lat = 61.133950; // PAVD (Valdez, AK)
//lon = -110.664244; lat = 33.352890; // P13
//lon = 150.156; lat = -38.474; // Lithgow, NSW, Australia
//lat = -33.943392; lon = 151.179773; // YSSY Sydney Intl tile=e150s30
lon = -146.248360; lat = 61.133950; // PAVD (Valdez, AK)
lon = -110.664244; lat = 33.352890; // P13
// get arguments
lon = atof( argv[1] );
lat = atof( argv[2] );
string work_dir = argv[3];
if ( is_file_or_directory((char *) work_dir.c_str() ) != 1 ) {
cout << "ERROR: '" << work_dir << "' is not a valid directory!" << endl;
exit(1);
}
if( ( lon > 180.0 ) || ( lon < -180.0 ) ) {
cout << "ERROR: logitude '" << lon << "' not in world range! -180.0 to 180.0" << endl;
exit(1);
}
if( ( lat > 90.0 ) || ( lat < -90.0 ) ) {
cout << "ERROR: latitude '" << lat << "' not in world range! -90.0 to 90.0" << endl;
exit(1);
}
SGBucket b( lon, lat );
cout << "input: lon=" << lon << ", lat=" << lat <<
", gives Bucket = " << b << endl;
string base = b.gen_base_path();
string path = work_dir + "/" + base;
if ( is_file_or_directory((char *) path.c_str() ) != 1 ) {
cout << "ERROR: '" << path << "' is not a valid directory!" << endl;
exit(1);
}
string arraybase = path + "/" + b.gen_index_str();
cout << "arraybase = " << arraybase << endl;
path = arraybase + ".arr";
if ( is_file_or_directory((char *) path.c_str() ) != 2 ) {
path += ".gz";
if ( is_file_or_directory((char *) path.c_str() ) != 2 ) {
cout << "WARNING: can not locate " << arraybase << ".arr, nor .arr.gz!" << endl;
cout << "Query will probably fail, with zero result!" << endl;
}
}
TGArray a(arraybase);
a.parse( b );
lon *= 3600;
lat *= 3600;
cout << " " << a.altitude_from_grid(lon, lat) << endl;
cout << "altitude of " << a.altitude_from_grid(lon, lat) <<
" is indicated." << endl;
return 0;
}
// eof - testarray.cxx