AIRFOIL class to manipulate the airfoil geometry or
it can read geometry data from file (5 commonly used fromats) or generate 4-digit and 5-digit naca airfoils
Geometry data (coordinates) is stored in the arrays. More...

#include <airfoil.h>

Inheritance diagram for AIRFOIL:

Public Member Functions
void	Print (FILE *f=stdout)
	prints PRF file (default on stdout)

int	Read (char *cFile)
	reads profile file

int	Write (char *cFile, int iTyp=0)
	saves profile file - two types are available: 0 - native PANUKL (4 columns) 3 - SELIG (Xfoil compatible) other - no action

int	ReadStatus (void)
	returns read status: 0 - no data, 1 - data read succesfuly

int	GetReadType (void)
	returns the type of format recognition: 0 - recognition by content (default), 1 - recognition by filename extention

void	SetReadType (int iRT)
	sets the type of format recognition

int	ReadNaca (long int iNACA, int NN=100)
	generates NACA airfoil given by long int value (e.g. iNACA = 23012), NN - the number of points that define the airfoil geometry

int	ReadNaca (char *cNACA, int NN=100)
	generates NACA airfoil given by string (e.g. cNACA = "23012"), NN - the number of points that define the airfoil geometry

void	Clean (void)
	cleans local variables

Public Attributes
int	Nf
	size of the vectors with geometry data - compatible with Xfoil

double *	Xf
	X coordinates (Nf points)

double *	Zf
	Z coordinates (Nf points)

int	N
	size of the vectors with geometry data - 4 column native PANUKL format

double *	Xd
	X coordinates of lower contour (N points)

double *	Xg
	X coordinates of upper contour (N points)

double *	Zd
	Z coordinates of lower contour (N points)

double *	Zg
	Z coordinates of upper contour (N points)

int	iType
	File type: 0 - PRF - PANUKL (prf1) - native PANUKL (4 columns) format 1 - PRF - prf2 - by L.Wiechers- NAME in header, N below header 2 - KOO - koordinate by L.Wiechers 3 - DAT - SELIG - (Xfoil) 4 - DAT - LEDNICER.

char	cName [100]
	filename (without path)

Protected Attributes
int	iRead
	0 - no data, 1 - data read succesfuly

int	iGUI
	GUI flag - messages displayed using wrapping function "alert".

void(*	alert )(char *c) = NULL
	virtual fuction to display the message (if iGUI > 0)

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.

Static Public Member Functions inherited from MEMFUN
static void *	operator new (size_t st, const char *text="(unknown)", int ierr_print=1)
	Overloaded "new" operator initializing object with zeros.

Detailed Description

AIRFOIL class to manipulate the airfoil geometry or
it can read geometry data from file (5 commonly used fromats) or generate 4-digit and 5-digit naca airfoils
Geometry data (coordinates) is stored in the arrays.

included to PanuklConfigLib 20.11.2020

Definition at line 40 of file airfoil.h.

Constructor & Destructor Documentation

◆ AIRFOIL()

AIRFOIL::AIRFOIL ( void )

Definition at line 29 of file airfoil.cpp.

{
    Xd = 0;
    Xg = 0;
    Zd = 0;
    Zg = 0;
    Xf = 0;
    Zf = 0;
    Xrob = 0;
    Zrob = 0;
    N = 0;
    Nf = 0;
    Nrob = 0;
 
    /* Types:
        0 - PRF - PANUKL (prf1) - native PANUKL (4 columns) format \n
        1 - PRF - prf2 - by L.Wiechers- NAME in header, N below header \n 
        2 - KOO - koordinate by L.Wiechers \n
        3 - DAT - SELIG - (Xfoil) \n
        4 - DAT - LEDNICER
    */
 
    iType = 0;
    iReadType = 0;
    memset( cName, 0, 100 );
}

◆ ~AIRFOIL()

AIRFOIL::~AIRFOIL ( void )

inline

Definition at line 141 of file airfoil.h.

141{ Clean(); };

AIRFOIL::Clean

void Clean(void)

cleans local variables

Definition airfoil.cpp:56

Member Function Documentation

◆ Clean()

void AIRFOIL::Clean ( void )

cleans local variables

Definition at line 56 of file airfoil.cpp.

{
    DELETE_TAB( Xd );
    DELETE_TAB( Xg );
    DELETE_TAB( Zd );
    DELETE_TAB( Zg );
    DELETE_TAB( Xf );
    DELETE_TAB( Zf );
    DELETE_TAB( Xrob );
    DELETE_TAB( Zrob );
    N = 0;
    Nf = 0;
    Nrob = 0;
    iType = 0;
    memset( cName, 0, 100 );
}

Referenced by Read().

◆ GetReadType()

int AIRFOIL::GetReadType ( void )

inline

returns the type of format recognition:
0 - recognition by content (default),
1 - recognition by filename extention

Definition at line 129 of file airfoil.h.

129{ return iReadType; };

◆ Print()

void AIRFOIL::Print ( FILE * f = stdout )

prints PRF file (default on stdout)

Definition at line 681 of file airfoil.cpp.

                             {
 
    fprintf(f,"%d\t#\t%s\n", N, cName );
    for( int i=0; i<N; i++ )
        fprintf(f,"%f %f %f %f\n", Xg[i], Zg[i], Xd[i], Zd[i] );
 
}

◆ Read()

int AIRFOIL::Read ( char * cFile )

reads profile file

Definition at line 73 of file airfoil.cpp.

{
    Clean();
 
    fprintf(stderr,"iReadType %d\n",iReadType);
    if( iReadType )
        getiTypeByContent(cFile);        // gets file type by content
    if( iReadType == 0 || iType == -1 )
        getiTypeByExt(cFile);          // gets file type by extension
 
    // in case no type was detected finish
    if(iType==-1) 
        {
        fprintf(stderr,"No correct file was provided!\n");
        return -1;
        }
    
    fprintf(stderr, "airfoil %s type %d\n", cFile, iType );
    
    switch( iType )
        {
        default:
        case 0:
            if( Read_PRF_0( cFile ) )return -1;
            break;
        case 1:
            if( Read_PRF_1( cFile ) )return -1;
            break;
        case 2:
            if( Read_KOO( cFile ) )return -1;
            break;
        case 3:
            if( Read_DAT( cFile ) )return -1;
            break;
        case 4:
            if( Read_DAT_LEDNICER( cFile ) )return -1;
            break;
        }
            
    return 0;
}

◆ ReadNaca() [1/2]

int AIRFOIL::ReadNaca	(	char *	cNACA,
		int	NN = 100 )

generates NACA airfoil given by string (e.g. cNACA = "23012"),
NN - the number of points that define the airfoil geometry

Definition at line 144 of file airfoil.cpp.

{
    sprintf(cName, "NACA %s", cNACA );
 
    NACA_PROFILE *NacaProfile = new NACA_PROFILE();
    NacaProfile->setTE0( 1 );
    NacaProfile->generate_naca( cNACA, NN );
    
    Nf = NacaProfile->N;
    Xf = new double[Nf+1]; 
    Zf = new double[Nf+1]; 
 
    for( int i=0; i<Nf; i++ )
        {
        Xf[i] = NacaProfile->X[i];
        Zf[i] = NacaProfile->Z[i];
        }
        
    DELETE_(NacaProfile);
        
    XFOIL2PRF();
    
    return 0;
}

◆ ReadNaca() [2/2]

int AIRFOIL::ReadNaca	(	long int	iNACA,
		int	NN = 100 )

generates NACA airfoil given by long int value (e.g. iNACA = 23012),
NN - the number of points that define the airfoil geometry

Definition at line 137 of file airfoil.cpp.

{
    char cNACA[10];
    sprintf(cNACA, "%04ld", iNACA );
    return ReadNaca( cNACA );
}

Referenced by ReadNaca().

◆ ReadStatus()

int AIRFOIL::ReadStatus ( void )

inline

returns read status: 0 - no data, 1 - data read succesfuly

Definition at line 127 of file airfoil.h.

127{ return iRead; };

AIRFOIL::iRead

int iRead

0 - no data, 1 - data read succesfuly

Definition airfoil.h:91

◆ SetReadType()

void AIRFOIL::SetReadType ( int iRT )

inline

sets the type of format recognition

Definition at line 131 of file airfoil.h.

131{ iReadType = iRT; };

◆ Write()

int AIRFOIL::Write	(	char *	cFile,
		int	iTyp = 0 )

saves profile file - two types are available:
0 - native PANUKL (4 columns)
3 - SELIG (Xfoil compatible)
other - no action

Definition at line 115 of file airfoil.cpp.

{
    switch( iTyp )
        {
        default:
        case 0:
            if( Write_PRF( cFile ) )return -1;
            break;
/*      case 1:
            if( Write_PRF_1( cFile ) )return -1;
            break;
        case 2:
            if( Write_KOO( cFile ) )return -1;
            break;
*/      case 3:
            if( Write_DAT( cFile ) )return -1;
            break;
        }
            
    return 0;
}

Member Data Documentation

◆ alert

void(* AIRFOIL::alert) (char *c) = NULL

protected

virtual fuction to display the message (if iGUI > 0)

Definition at line 94 of file airfoil.h.

◆ cName

char AIRFOIL::cName[100]

filename (without path)

Definition at line 117 of file airfoil.h.

Referenced by Clean(), Print(), and ReadNaca().

◆ iGUI

int AIRFOIL::iGUI

protected

GUI flag - messages displayed using wrapping function "alert".

Definition at line 93 of file airfoil.h.

◆ iRead

int AIRFOIL::iRead

protected

0 - no data, 1 - data read succesfuly

Definition at line 91 of file airfoil.h.

Referenced by ReadStatus().

◆ iType

int AIRFOIL::iType

File type:
0 - PRF - PANUKL (prf1) - native PANUKL (4 columns) format
1 - PRF - prf2 - by L.Wiechers- NAME in header, N below header
2 - KOO - koordinate by L.Wiechers
3 - DAT - SELIG - (Xfoil)
4 - DAT - LEDNICER.

Definition at line 115 of file airfoil.h.

Referenced by Clean(), and Read().

◆ N

int AIRFOIL::N

size of the vectors with geometry data - 4 column native PANUKL format

Definition at line 102 of file airfoil.h.

Referenced by Clean(), and Print().

◆ Nf

int AIRFOIL::Nf

size of the vectors with geometry data - compatible with Xfoil

Definition at line 98 of file airfoil.h.

Referenced by Clean(), and ReadNaca().

◆ Xd

double* AIRFOIL::Xd

X coordinates of lower contour (N points)

Definition at line 103 of file airfoil.h.

Referenced by Clean(), and Print().

◆ Xf

double* AIRFOIL::Xf

X coordinates (Nf points)

Definition at line 99 of file airfoil.h.

Referenced by Clean(), and ReadNaca().

◆ Xg

double* AIRFOIL::Xg

X coordinates of upper contour (N points)

Definition at line 104 of file airfoil.h.

Referenced by Clean(), and Print().

◆ Zd

double* AIRFOIL::Zd

Z coordinates of lower contour (N points)

Definition at line 105 of file airfoil.h.

Referenced by Clean(), and Print().

◆ Zf

double* AIRFOIL::Zf

Z coordinates (Nf points)

Definition at line 100 of file airfoil.h.

Referenced by Clean(), and ReadNaca().

◆ Zg

double* AIRFOIL::Zg

Z coordinates of upper contour (N points)

Definition at line 106 of file airfoil.h.

Referenced by Clean(), and Print().

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

Public Member Functions

Public Attributes

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ AIRFOIL()

◆ ~AIRFOIL()

Member Function Documentation

◆ Clean()

◆ GetReadType()

◆ Print()

◆ Read()

◆ ReadNaca() [1/2]

◆ ReadNaca() [2/2]

◆ ReadStatus()

◆ SetReadType()

◆ Write()

Member Data Documentation

◆ alert

◆ cName

◆ iGUI

◆ iRead

◆ iType

◆ N

◆ Nf

◆ Xd

◆ Xf

◆ Xg

◆ Zd

◆ Zf

◆ Zg