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Changed exit(1) to EXIT_FAILURE; use delegation in constructors;

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check for endianness only once per invocation.
This commit is contained in:
James.Hester 2019-01-12 09:29:39 +11:00
parent 5586be95f5
commit dfe81ce9fa
1 changed files with 6 additions and 8 deletions
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14
src/Lib/HGT/dted.cxx
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@ -64,11 +64,8 @@ TGDted::TGDted( int _res )
}
TGDted::TGDted( int _res, const SGPath &file )
TGDted::TGDted( int _res, const SGPath &file ):TGDted(_res)
{
dted_resolution = _res;
data = new short int[MAX_DTED_SIZE][MAX_DTED_SIZE];
output_data = new short int[MAX_DTED_SIZE][MAX_DTED_SIZE];
TGDted::open( file );
}
@ -109,7 +106,7 @@ TGDted::open ( const SGPath &f ) {
cout << "Proceeding with " << file_name.str() << endl;
} else {
SG_LOG(SG_GENERAL, SG_ALERT, "Failed to issue system call " << command );
exit(1);
return EXIT_FAILURE;
}
}
@ -168,6 +165,7 @@ TGDted::close () {
bool
TGDted::load( ) {
int size;
bool little_endian = sgIsLittleEndian();
if ( dted_resolution == 1 ) {
cols = rows = size = 3601;
col_step = row_step = 1;
@ -179,7 +177,7 @@ TGDted::load( ) {
cout << " are supported!" << endl;
return false;
}
if (sgIsLittleEndian()) {
if (little_endian) {
cout << "Little Endian: swapping input values" << endl;
}
@ -200,7 +198,7 @@ TGDted::load( ) {
gzread(fd,&dummy,3); //block count
gzread(fd,&longct,2); //Longitude count
gzread(fd,&latct,2); //Latitude count
if ( sgIsLittleEndian() ) {
if ( little_endian ) {
sgEndianSwap(&longct);
}
// cout << "Longitude count " << longct << endl;
@ -209,7 +207,7 @@ TGDted::load( ) {
if ( gzread ( fd, var, 2 ) != sizeof(short) ) {
return false;
}
if ( sgIsLittleEndian() ) {
if ( little_endian ) {
sgEndianSwap( (unsigned short int*)var);
}
}