Egalware/EgtGeomKernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

EgtGeomKernel :

Browse Source 
- - modifiche a NgeReader per semplificare e velocizzare lettura file binari.
This commit is contained in:
Dario Sassi
2025-12-29 11:55:09 +01:00
parent 51c584c6c4
commit d92344f2bb
4 changed files with 72 additions and 73 deletions
Download Patch File Download Diff File Expand all files Collapse all files
NgeReader.cpp
+48 -51
View File
@@ -17,6 +17,8 @@
#include "NgeKeyW.h"
#include "/EgtDev/Include/EGkStringUtils3d.h"
#include "/EgtDev/Include/EgtStringConverter.h"
#include "/EgtDev/Extern/zlib/Include/zlib.h"
#include <fstream>
using namespace std ;
@@ -34,8 +36,12 @@ NgeReader::Init( const string& sFileIn)
break ;
case NGE_BINARY :
m_bBinary = true ;
m_InFile.open( stringtoW( sFileIn), ios::in | ios::binary, _SH_DENYWR) ;
return ( ! m_InFile.fail()) ;
m_InFile = gzopen_w( stringtoW( sFileIn), "rb") ;
if ( m_InFile == nullptr)
return false ;
const int DIM_BUFFER = 65536 ;
gzbuffer( m_InFile, DIM_BUFFER) ;
return true ;
break ;
}
return false ;
@@ -46,10 +52,12 @@ bool
NgeReader::Close( void)
{
if ( m_bBinary) {
bool bOk = ( m_InFile.good() && m_InFile.is_open()) ;
if ( m_InFile.is_open())
m_InFile.close() ;
return bOk ;
if ( m_InFile != nullptr) {
bool bOk = ( gzclose( m_InFile) == Z_OK) ;
m_InFile = nullptr ;
return bOk ;
}
return true ;
}
else
return m_Scan.Terminate() ;
@@ -91,7 +99,7 @@ int
NgeReader::GetCurrPos( void)
{
if ( m_bBinary)
return int( m_InFile.tellg()) ;
return int( gztell( m_InFile)) ;
else
return m_Scan.GetCurrLineNbr() ;
}
@@ -131,10 +139,9 @@ bool
NgeReader::ReadUchar( unsigned char& ucVal, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
m_InFile.read( (char*) &ucVal, sizeof( ucVal)) ;
return m_InFile.good() ;
return ( gzread( m_InFile, &ucVal, sizeof( ucVal)) != Z_ERRNO) ;
}
else {
// recupero il token
@@ -154,10 +161,9 @@ bool
NgeReader::ReadBool( bool& bVal, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
m_InFile.read( (char*) &bVal, sizeof( bVal)) ;
return m_InFile.good() ;
return ( gzread( m_InFile, &bVal, sizeof( bVal)) != Z_ERRNO) ;
}
else {
// recupero il token
@@ -173,10 +179,9 @@ bool
NgeReader::ReadInt( int& nVal, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
m_InFile.read( (char*) &nVal, sizeof( nVal)) ;
return m_InFile.good() ;
return ( gzread( m_InFile, &nVal, sizeof( nVal)) != Z_ERRNO) ;
}
else {
// recupero il token
@@ -203,10 +208,9 @@ bool
NgeReader::ReadDouble( double& dVal, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
m_InFile.read( (char*) &dVal, sizeof( dVal)) ;
return m_InFile.good() ;
return ( gzread( m_InFile, &dVal, sizeof( dVal)) != Z_ERRNO) ;
}
else {
// recupero il token
@@ -222,10 +226,9 @@ bool
NgeReader::ReadVector( Vector3d& vtV, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
m_InFile.read( (char*) &vtV.v, sizeof( vtV.v)) ;
return m_InFile.good() ;
return ( gzread( m_InFile, &vtV.v, sizeof( vtV.v)) != Z_ERRNO) ;
}
else {
// recupero il token
@@ -241,10 +244,9 @@ bool
NgeReader::ReadPoint( Point3d& ptP, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
m_InFile.read( (char*) &ptP.v, sizeof( ptP.v)) ;
return m_InFile.good() ;
return ( gzread( m_InFile, &ptP.v, sizeof( ptP.v)) != Z_ERRNO) ;
}
else {
// recupero il token
@@ -260,11 +262,10 @@ bool
NgeReader::ReadPointW( Point3d& ptP, double& dW, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
m_InFile.read( (char*) &ptP.v, sizeof( ptP.v)) ;
m_InFile.read( (char*) &dW, sizeof( dW)) ;
return m_InFile.good() ;
return ( gzread( m_InFile, &ptP.v, sizeof( ptP.v)) != Z_ERRNO &&
gzread( m_InFile, &dW, sizeof( dW)) != Z_ERRNO) ;
}
else {
// recupero il token
@@ -280,17 +281,13 @@ bool
NgeReader::ReadFrame( Frame3d& frF, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
Point3d ptOrig ;
m_InFile.read( (char*) &ptOrig.v, sizeof( ptOrig.v)) ;
Vector3d vtDirX ;
m_InFile.read( (char*) &vtDirX.v, sizeof( vtDirX.v)) ;
Vector3d vtDirY ;
m_InFile.read( (char*) &vtDirY.v, sizeof( vtDirY.v)) ;
Vector3d vtDirZ ;
m_InFile.read( (char*) &vtDirZ.v, sizeof( vtDirZ.v)) ;
if ( ! m_InFile.good())
Point3d ptOrig ; Vector3d vtDirX, vtDirY, vtDirZ ;
if ( gzread( m_InFile, &ptOrig.v, sizeof( ptOrig.v)) == Z_ERRNO ||
gzread( m_InFile, &vtDirX.v, sizeof( vtDirX.v)) == Z_ERRNO ||
gzread( m_InFile, &vtDirY.v, sizeof( vtDirY.v)) == Z_ERRNO ||
gzread( m_InFile, &vtDirZ.v, sizeof( vtDirZ.v)) == Z_ERRNO)
return false ;
return frF.Set( ptOrig, vtDirX, vtDirY, vtDirZ) ;
}
@@ -308,18 +305,20 @@ bool
NgeReader::ReadString( string& sVal, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( m_InFile == nullptr)
return false ;
const int MAX_STR_DIM = 65535 ;
if ( ! m_InFile.is_open())
return false ;
int nDim ;
m_InFile.read( (char*) &nDim, sizeof( nDim)) ;
if ( nDim > MAX_STR_DIM || ! m_InFile.good())
if ( gzread( m_InFile, &nDim, sizeof( nDim)) == Z_ERRNO || nDim > MAX_STR_DIM)
return false ;
if ( nDim == 0) {
sVal = "" ;
return true ;
}
char* szBuff = new( nothrow) char[ nDim + 1] ;
if ( szBuff == nullptr)
return false ;
m_InFile.read( szBuff, nDim) ;
if ( ! m_InFile.good()) {
if ( gzread( m_InFile, szBuff, nDim) == Z_ERRNO) {
delete[] szBuff ;
return false ;
}
@@ -348,12 +347,11 @@ NgeReader::ReadKey( int& nKey)
return true ;
}
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
// leggo il dato
int nVal ;
m_InFile.read( (char*) &nVal, sizeof( nVal)) ;
if ( ! m_InFile.good())
if ( gzread( m_InFile, &nVal, sizeof( nVal)) == Z_ERRNO)
return false ;
// ricavo l'indice
for ( int i = 0 ; i <= NGE_LAST_ID ; ++ i) {
@@ -386,11 +384,10 @@ bool
NgeReader::ReadCol( Color& cCol, const char* szSep, bool bEndL)
{
if ( m_bBinary) {
if ( ! m_InFile.is_open())
if ( m_InFile == nullptr)
return false ;
unsigned char ucCol[4] ;
m_InFile.read( (char*) &ucCol, sizeof( ucCol)) ;
if ( ! m_InFile.good())
if ( gzread( m_InFile, &ucCol, sizeof( ucCol)) == Z_ERRNO)
return false ;
cCol.Set( ucCol[0], ucCol[1], ucCol[2], ucCol[3]) ;
return true ;