PRS_FILE Class Reference

Parameters file for Press program (computation of pressure distribution) More...

#include <panukl_prs.h>

Inheritance diagram for PRS_FILE:

Public Member Functions
void	Clean (void)
	cleans local variables
int	ReadPRS (const char *FileName)
	reads the [.prs] file
int	WritePRS (const char *Filename)
	writes the [.prs] file
void	DefNames (char *OUTdir)
	set default names of output files
void	DefFile (char *cRob, char *cFile, const char *cExt)
	set default name if it is empty

Public Attributes
char	PAN_file [256]
	input file - doublet distribution file [.PAN]
char	DAT_file [256]
	input file - mesh + wake data file [.DAT]
char	TXT_file [256]
	output file - pressure distribution [.txt] and other results
char	OUT_file [256]
	output file - aerodynamic forces and moments coefficients & other global results [.out]
char	CZY_file [256]
	output file - spanwise loads distribution [.czy]
char	BLN_file [256]
	output file - contour of cross section [.bln]
char	EPS_file [256]
	output file - velocity and downwash distribution [.eps]
char	SDS_file [256]
	output file - the same as [.out] in SDSA format [.sdsa]
int	iEps
	calculation of velocity and downwash distribution - flag (0-none,1-YZ plane,2-XZ plane)
int	iInd
	calculation of induced drag - flag (0,1)
int	iMach
	compressibility flag (0-none, 1-Prandtl-Galuert, 2-Karman-Tsien) - not active in case compressibility was set for doublet distribution
int	iNXY_Eps
	number of mesh nodes for velocity field calculation longwise X (iEps=2) or Y (iEps=1) axis
int	iNZ_Eps
	number of mesh nodes for velocity field calculation longwise Z
int	iNum1
	number of the first panel taken for global coefficients calculation
int	iNum2
	number of the last panel taken for global coefficients calculation
int	iMeth
	number of differentiation method (see PANUKL manual)
int	iAngle
	averaging flag (0/1)
int	iPitchX
	flag to take X component of forces for pitching moment calculation(0/1)
int	iOutFiles
	flag to control output files names: 0 - automatic names derived from PRS_file, 1 - set by user
double	dXEps
	X coordinate (or Y coordinate in case iEps=2) of plane where velocity field is calculated.
double	dYX1_Eps
	Y coordinate of left bound (or X in case iEps=2) of plane where velocity field is calculated.
double	dYX2_Eps
	Y coordinate of right bound (or X in case iEps=2) of plane where velocity field is calculated.
double	dZ1_Eps
	Z coordinate of lower bound of plane where velocity field is calculated.
double	dZ2_Eps
	Z coordinate of upper bound of plane where velocity field is calculated.
double	dXNum1
	lower bound of range of X coordinate taken for global coefficients calculation
double	dXNum2
	upper bound of range of X coordinate taken for global coefficients calculation
double	dMach
	Mach number to take into account compressibility effect - not active in case compressibility was set for doublet distribution.
char	PRS_file [256]
	name of current [.prs] file

Additional Inherited Members
Static Public Member Functions inherited from IOFUN
static void	Win2Unix (char *s)
	conversion of directory separators - MS Windows to Unix
static void	Unix2Win (char *s)
	conversion of directory separators - Unix to MS Windows
static int	ReadComm (FILE *stream)
	Function to read of a comment till the end of line. It returns 0 or EOF if it is performed.
static void	ReadDummy (FILE *stream)
	Function to read a comment line.
static int	ReadPar (FILE *stream, const char *Format, void *Par)
	Function to read one variable. The type of variable depends on Format, compatible with stdio library.
static int	ReadPar (FILE *stream, const char *Format, void *Par1, void *Par2)
	Function to read two variables. The type of variables depends on Format, compatible with stdio library.
static int	ReadPar (FILE *stream, const char *Format, void *Par1, void *Par2, void *Par3)
	Function to read three variables. The type of variables depends on Format, compatible with stdio library.
static int	ReadPar (FILE *stream, const char *Format, void *Par1, void *Par2, void *Par3, void *Par4)
	Function to read four variables. The type of variables depends on Format, compatible with stdio library.
static int	ReadVect3 (FILE *stream, double *Par, double dScal=1.)
	Function to read double vector "Par" of "3" dimension from FILE "stream". The read values are scaled by multiplier "dScal".
static int	ReadVect3 (FILE *stream, float *Par, float fScal=1.)
	Function to read float vector "Par" of "3" dimension from FILE "stream". The read values are scaled by multiplier "fScal".
static int	ReadVect3 (FILE *stream, long *Par, long lScal=1)
	Function to read long vector "Par" of "3" dimension from FILE "stream". The read values are scaled by multiplier "lScal".
static int	ReadVect3 (FILE *stream, int *Par, int iScal=1)
	Function to read int vector "Par" of "3" dimension from FILE "stream". The read values are scaled by multiplier "iScal".
static int	ReadVect (FILE *stream, double *Par, int n, double dScal=1.)
	Function to read double vector "Par" of "n" dimension from FILE "stream". The read values are scaled by multiplier "dScal".
static int	ReadVect (FILE *stream, float *Par, int n, float fScal=1.)
	Function to read float vector "Par" of "n" dimension from FILE "stream". The read values are scaled by multiplier "fScal".
static int	ReadVect (FILE *stream, long *Par, int n, long lScal=1)
	Function to read long vector "Par" of "n" dimension from FILE "stream". The read values are scaled by multiplier "lScal".
static int	ReadVect (FILE *stream, int *Par, int n, int iScal=1)
	Function to read int vector "Par" of "n" dimension from FILE "stream". The read values are scaled by multiplier "iScal".
static int	ReadStr (FILE *stream, char *Par)
	Function to read the new line from FILE "stream" and to store it in table of char "Par". The starting and ending blanc charaters are clipped.
static void	ReadStrL (FILE *stream, char *Par, int *len)
	Function to read the string (Par) from FILE "stream". It reads from current pointer of FILE to the end of line or EOF. Number of read characters is returned in "len".
static void	ClipString (char *string)
	Clipping of the "string" up to the first blanc character or comment "#" character.
static void	ClipFileName (char *string)
	Clipping of the ending blanc characters of "string".
static bool	CompareStrings (char *str1, char *str2)
	Compares two strings (str1 and str2). Returns true if they match, false otherwise.
static int	file_exist (const char *name)
	Returns true (1) if file "name" does exist, 0 otherwise.
static const char *	filename_name (const char *name)
	Returns pointer to filename without path.
static const char *	filename_ext (const char *buf)
	Returns pointer to filename extension.
static char *	filename_setext (char *buf, int buflen, const char *ext)
	set/change filename extension
static int	filename_dir (char *name)
	returns the length of the path in (path)name
static const char *	filename_date (const char *name)
	Returns pointer to the string that contains the date of last file modification/creation.
static FILE *	fopen (const char *filename, const char *mode)
	Cross-platform function to fopen function that supports UTF-8 encoded name.
static int	stat (const char *f, struct stat *b)
	Cross-platform function to stat() a file using a UTF-8 encoded name or value.
static size_t	strlcpy (char *d, const char *s, size_t bufsize)
	The implementation of nonstandard strlcpy function.
static int	nLines (FILE *stream)
	Returns number of lines of text file from current pointer to EOF.
static int	nColumns (FILE *stream, char Par[][32])
	Returns number of columns of text file (number of strings in the first line). Names of columns are stored in Par array.
static int	isstrblank (char *cc, int iLen)
	Checks if string (cc) is blank (1/0)
static void	ReadVect3 (FILE *stream, VECTOR_3D *Vec, double dScal=1.)
	Function to read VECTOR_3D Vec components from FILE "stream". The read values are scaled by multiplier "dScal".
static int	readln (FILE *ff, char *value_x)
	Pascal style "readln" function to read string.
static int	readln (FILE *ff, int *value_x)
	Pascal style "readln" function to read int.
static int	readln (FILE *ff, long *value_x)
	Pascal style "readln" function to read long.
static int	readln (FILE *ff, float *value_x)
	Pascal style "readln" function to read float.
static int	readln (FILE *ff, double *value_x)
	Pascal style "readln" function to read double.
static int	readln (FILE *ff, long double *value_x)
	Pascal style "readln" function to read long double.
static int	readln (FILE *ff)
	Pascal style "readln" function to read comment.
static int	readln (FILE *ff, VECTOR_3D *vec)
	Pascal style "readln" function to read VECTOR_3D components.
static int	read (FILE *ff, char *value_x)
	Pascal style "read" function to read string.
static int	read (FILE *ff, int *value_x)
	Pascal style "read" function to read int.
static int	read (FILE *ff, long *value_x)
	Pascal style "read" function to read long.
static int	read (FILE *ff, float *value_x)
	Pascal style "read" function to read float.
static int	read (FILE *ff, double *value_x)
	Pascal style "read" function to read double.
static int	read (FILE *ff, long double *value_x)
	Pascal style "read" function to read long double.
static int	read (FILE *ff, VECTOR_3D *vec)
	Pascal style "read" function to read VECTOR_3D components.

Detailed Description

Parameters file for Press program (computation of pressure distribution)

Definition at line 27 of file panukl_prs.h.

Constructor & Destructor Documentation

PRS_FILE()

PRS_FILE::PRS_FILE

(

void

)

Definition at line 22 of file panukl_prs.cpp.

{ Clean(); }

~PRS_FILE()

PRS_FILE::~PRS_FILE

(

void

)

Definition at line 24 of file panukl_prs.cpp.

{}

Member Function Documentation

Clean()

void PRS_FILE::Clean

(

void

)

cleans local variables

Definition at line 26 of file panukl_prs.cpp.

{
    memset( PAN_file, 0, 256 );
    memset( TXT_file, 0, 256 );
    memset( CZY_file, 0, 256 );
    memset( DAT_file, 0, 256 );
    memset( OUT_file, 0, 256 );
    memset( BLN_file, 0, 256 );
    memset( EPS_file, 0, 256 );
    memset( PRS_file, 0, 256 );
    memset( SDS_file, 0, 256 );
    
    iEps = 0;
    iInd = 0;
    iMach = 0;
    iNXY_Eps = iNZ_Eps = 0;
    iNum1 = iNum2 = 0;
    iMeth = 0;
    iAngle = 0;
    iPitchX = 0;
    iOutFiles = 0;
    
    dXEps = 0.0;
    dYX1_Eps = dYX2_Eps = 0.0;
    dZ1_Eps = dZ2_Eps = 0.0;
    dXNum1 = dXNum2 = 0.0;
    dMach = 0.0;
}

Referenced by ReadPRS().

DefFile()

void PRS_FILE::DefFile	(	char *	cRob,
		char *	cFile,
		const char *	cExt )

set default name if it is empty

Definition at line 148 of file panukl_prs.cpp.

{
    if( cFile[0] == 0 )
        {
        strcpy( cFile, cRob );
        filename_setext( cFile, sizeof(cFile), cExt );
        }
}

Referenced by DefNames().

DefNames()

void PRS_FILE::DefNames

(

char *

OUTdir

)

set default names of output files

Definition at line 157 of file panukl_prs.cpp.

{
    char cRob[256];
    strcpy( cRob, OUTdir );
    strcat( cRob, filename_name( (const char*)PRS_file ) );
 
    DefFile( cRob, TXT_file, ".txt" );
    DefFile( cRob, OUT_file, ".out" );
    DefFile( cRob, CZY_file, ".czy" );
    DefFile( cRob, EPS_file, ".eps" );
    DefFile( cRob, BLN_file, ".bln" );
    DefFile( cRob, SDS_file, ".sdsa" );
}

ReadPRS()

int PRS_FILE::ReadPRS

(

const char *

FileName

)

reads the [.prs] file

Definition at line 55 of file panukl_prs.cpp.

{
    Clean();
    
    FILE *File;
    File = fopen( FileName, "r" );
    if( File == NULL )
        {
        fprintf( stderr, "[.PRS] file open error to reading (%s)\n", FileName );
        return (-1);
        }
 
    ReadComm( File );
    ReadStr( File, PAN_file );
    ClipFileName( PAN_file );
    ReadPar( File, "%d", &iEps );
    ReadPar( File, "%d", &iInd );
    ReadPar( File, "%d %d", &iNXY_Eps, &iNZ_Eps );
    ReadPar( File, "%lf", &dXEps );
    ReadPar( File, "%lf %lf", &dYX1_Eps, &dYX2_Eps );
    ReadPar( File, "%lf %lf", &dZ1_Eps, &dZ2_Eps );
    ReadPar( File, "%d %d", &iNum1, &iNum2 );
    ReadPar( File, "%d", &iMeth );
    ReadPar( File, "%d", &iAngle );
    ReadPar( File, "%lf %lf", &dXNum1, &dXNum2 ); 
    if(ReadPar( File, "%lf", &dMach )==EOF)dMach=0.;
    if(ReadPar( File, "%d", &iMach )==EOF)iMach=0;
    if(ReadPar( File, "%d", &iPitchX )==EOF)iPitchX=0;
    if(ReadPar( File, "%d", &iOutFiles )==EOF)iOutFiles=0;
    if(iOutFiles)
        {
        ReadStr( File, TXT_file );
        ReadStr( File, OUT_file );
        ReadStr( File, CZY_file );
        ReadStr( File, BLN_file );
        ReadStr( File, EPS_file );
        ReadStr( File, SDS_file );
        ClipFileName( TXT_file );
        ClipFileName( OUT_file );
        ClipFileName( CZY_file );
        ClipFileName( BLN_file );
        ClipFileName( EPS_file );
        ClipFileName( SDS_file );
        }
 
    fclose( File );
 
    strcpy( PRS_file, FileName );
 
    return (0);
}

WritePRS()

int PRS_FILE::WritePRS

(

const char *

Filename

)

writes the [.prs] file

Definition at line 107 of file panukl_prs.cpp.

{
    FILE *File;
    File = fopen( FileName, "w" );
    if( File == NULL )
        {
        fprintf( stderr, "[.PRS] file open error to writing (%s)\n", FileName );
        return (-1);
        }
 
    fprintf( File, "#   Press program configuration file\n");
    fprintf( File, "%s  # input data file [.PAN]\n", PAN_file );
    fprintf( File, "%3d     # downwash calculation flag\n", iEps );
    fprintf( File, "%3d     # induced drag calculation flag\n", iInd );
    fprintf( File, "%d %d       # range of panel's indices for downwash calculation\n", iNXY_Eps, iNZ_Eps );
    fprintf( File, "%6.2f       # X coordinate of downwash plane\n", dXEps );
    fprintf( File, "%6.2f %6.2f # Y (X) boundary coordinates for downwash calculation\n", dYX1_Eps, dYX2_Eps );
    fprintf( File, "%6.2f %6.2f # Z boundary coordinates for downwash calculation\n", dZ1_Eps, dZ2_Eps );
    fprintf( File, "%d %d       # range of panel's indices for pressure calculation\n", iNum1, iNum2 );
    fprintf( File, "%3d     # number of differentiation method\n", iMeth );
    fprintf( File, "%3d     # averaging flag\n", iAngle );
    fprintf( File, "%6.2f %6.2f # range of X coordinates for pressure calculation\n", dXNum1, dXNum2 ); 
    fprintf( File, "%6.2f       # Mach number for correction\n", dMach );
    fprintf( File, "%3d     # compressibility correction flag (0-none, 1-PG, 2-KT)\n", iMach );
    fprintf( File, "%3d     # X component of pressure in pitching moment\n", iPitchX );
    fprintf( File, "%3d     # output files names flag (0-automatic, 1-user defined)\n", iOutFiles );
    if(iOutFiles)
        {
        fprintf( File, "%s  # output file - pressure distribution [.txt] and other results\n", TXT_file );
        fprintf( File, "%s  # output file - aerodynamic forces and moments coefficients & other global results [.out]\n", OUT_file );
        fprintf( File, "%s  # output file - wingspan loads distribution [.czy]\n", CZY_file );
        fprintf( File, "%s  # output file - contour of cross section [.bln]\n", BLN_file );
        fprintf( File, "%s  # output file - velocity and downwash distribution [.eps]\n", EPS_file );
        fprintf( File, "%s  # output file - the same as [.out] in SDSA format [.sdsa]\n", SDS_file );
        }
 
    fclose( File );
 
    return (0);
}

Member Data Documentation

BLN_file

char PRS_FILE::BLN_file[256]

output file - contour of cross section [.bln]

Definition at line 36 of file panukl_prs.h.

Referenced by Clean(), DefNames(), ReadPRS(), and WritePRS().

CZY_file

char PRS_FILE::CZY_file[256]

output file - spanwise loads distribution [.czy]

Definition at line 35 of file panukl_prs.h.

Referenced by Clean(), DefNames(), ReadPRS(), and WritePRS().

DAT_file

char PRS_FILE::DAT_file[256]

input file - mesh + wake data file [.DAT]

Definition at line 32 of file panukl_prs.h.

Referenced by Clean().

dMach

double PRS_FILE::dMach

Mach number to take into account compressibility effect - not active in case compressibility was set for doublet distribution.

Definition at line 59 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

dXEps

double PRS_FILE::dXEps

X coordinate (or Y coordinate in case iEps=2) of plane where velocity field is calculated.

Definition at line 52 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

dXNum1

double PRS_FILE::dXNum1

lower bound of range of X coordinate taken for global coefficients calculation

Definition at line 57 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

dXNum2

double PRS_FILE::dXNum2

upper bound of range of X coordinate taken for global coefficients calculation

Definition at line 58 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

dYX1_Eps

double PRS_FILE::dYX1_Eps

Y coordinate of left bound (or X in case iEps=2) of plane where velocity field is calculated.

Definition at line 53 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

dYX2_Eps

double PRS_FILE::dYX2_Eps

Y coordinate of right bound (or X in case iEps=2) of plane where velocity field is calculated.

Definition at line 54 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

dZ1_Eps

double PRS_FILE::dZ1_Eps

Z coordinate of lower bound of plane where velocity field is calculated.

Definition at line 55 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

dZ2_Eps

double PRS_FILE::dZ2_Eps

Z coordinate of upper bound of plane where velocity field is calculated.

Definition at line 56 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

EPS_file

char PRS_FILE::EPS_file[256]

output file - velocity and downwash distribution [.eps]

Definition at line 37 of file panukl_prs.h.

Referenced by Clean(), DefNames(), ReadPRS(), and WritePRS().

iAngle

int PRS_FILE::iAngle

averaging flag (0/1)

Definition at line 48 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iEps

int PRS_FILE::iEps

calculation of velocity and downwash distribution - flag (0-none,1-YZ plane,2-XZ plane)

Definition at line 40 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iInd

int PRS_FILE::iInd

calculation of induced drag - flag (0,1)

Definition at line 41 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iMach

int PRS_FILE::iMach

compressibility flag (0-none, 1-Prandtl-Galuert, 2-Karman-Tsien) - not active in case compressibility was set for doublet distribution

Definition at line 42 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iMeth

int PRS_FILE::iMeth

number of differentiation method (see PANUKL manual)

Definition at line 47 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iNum1

int PRS_FILE::iNum1

number of the first panel taken for global coefficients calculation

Definition at line 45 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iNum2

int PRS_FILE::iNum2

number of the last panel taken for global coefficients calculation

Definition at line 46 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iNXY_Eps

int PRS_FILE::iNXY_Eps

number of mesh nodes for velocity field calculation longwise X (iEps=2) or Y (iEps=1) axis

Definition at line 43 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iNZ_Eps

int PRS_FILE::iNZ_Eps

number of mesh nodes for velocity field calculation longwise Z

Definition at line 44 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iOutFiles

int PRS_FILE::iOutFiles

flag to control output files names: 0 - automatic names derived from PRS_file, 1 - set by user

Definition at line 50 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

iPitchX

int PRS_FILE::iPitchX

flag to take X component of forces for pitching moment calculation(0/1)

Definition at line 49 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

OUT_file

char PRS_FILE::OUT_file[256]

output file - aerodynamic forces and moments coefficients & other global results [.out]

Definition at line 34 of file panukl_prs.h.

Referenced by Clean(), DefNames(), ReadPRS(), and WritePRS().

PAN_file

char PRS_FILE::PAN_file[256]

input file - doublet distribution file [.PAN]

Definition at line 31 of file panukl_prs.h.

Referenced by Clean(), ReadPRS(), and WritePRS().

PRS_file

char PRS_FILE::PRS_file[256]

name of current [.prs] file

Definition at line 61 of file panukl_prs.h.

Referenced by Clean(), DefNames(), and ReadPRS().

SDS_file

char PRS_FILE::SDS_file[256]

output file - the same as [.out] in SDSA format [.sdsa]

Definition at line 38 of file panukl_prs.h.

Referenced by Clean(), DefNames(), ReadPRS(), and WritePRS().

TXT_file

char PRS_FILE::TXT_file[256]

output file - pressure distribution [.txt] and other results

Definition at line 33 of file panukl_prs.h.

Referenced by Clean(), DefNames(), ReadPRS(), and WritePRS().

---

The documentation for this class was generated from the following files:

• panukl_prs.h
• panukl_prs.cpp