NACA_PROFILE class to generate 4-digit and 5-digit naca airfoils

Created by Alexandre Naaman (hoser.nosp@m.@ste.nosp@m.p.pol.nosp@m.ymtl.nosp@m..ca) 30-08-1995
Code clean-up, modifications to include more 5-digit sections:
Shamim Mohamed (shami.nosp@m.m@sy.nosp@m.nopsy.nosp@m.s.co.nosp@m.m) 8-09-1995
corrected & modified to encapsulate into C++ class
by Tomasz Grabowski (tgrab.nosp@m.@mei.nosp@m.l.pw..nosp@m.edu..nosp@m.pl) Jan.2012
included to PanuklConfigLib 20.11.2020. More...

#include <naca.h>

Inheritance diagram for NACA_PROFILE:

Public Member Functions
int	generate_naca (char name, int num, FILE fp)
	generates naca airfoil coordinates (NN points) and stores it in file defined by stream "fp"

int	generate_naca (char file_name, char cNACA)
	generates naca airfoil coordinates (NN points) and stores it in file "file_name"

int	generate_naca (char *cNACA, int NN=100)
	generates naca airfoil coordinates (NN points) and stores it in vectores X and Z

void	setTE0 (int TE=1)
	TE=1 forces the zero thickness trailing edge.

Public Attributes
double *	X
	x coordinates vector

double *	Z
	z coordinates vecotr

int	N
	coordiantes vectors' size

Additional Inherited Members
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

NACA_PROFILE class to generate 4-digit and 5-digit naca airfoils

Created by Alexandre Naaman (hoser.nosp@m.@ste.nosp@m.p.pol.nosp@m.ymtl.nosp@m..ca) 30-08-1995
Code clean-up, modifications to include more 5-digit sections:
Shamim Mohamed (shami.nosp@m.m@sy.nosp@m.nopsy.nosp@m.s.co.nosp@m.m) 8-09-1995
corrected & modified to encapsulate into C++ class
by Tomasz Grabowski (tgrab.nosp@m.@mei.nosp@m.l.pw..nosp@m.edu..nosp@m.pl) Jan.2012
included to PanuklConfigLib 20.11.2020.

Definition at line 68 of file naca.h.

Constructor & Destructor Documentation

◆ NACA_PROFILE()

NACA_PROFILE::NACA_PROFILE ( void )

inline

Definition at line 101 of file naca.h.

101{ X=Z=0; };

NACA_PROFILE::Z

double * Z

z coordinates vecotr

Definition naca.h:111

NACA_PROFILE::X

double * X

x coordinates vector

Definition naca.h:110

◆ ~NACA_PROFILE()

NACA_PROFILE::~NACA_PROFILE ( void )

Definition at line 348 of file naca.cpp.

{
    ClearTabs();
}

Member Function Documentation

◆ generate_naca() [1/3]

int NACA_PROFILE::generate_naca	(	char *	cNACA,
		int	NN = 100 )

generates naca airfoil coordinates (NN points) and stores it in vectores X and Z

Definition at line 268 of file naca.cpp.

{
    N = 2*NN - 1; // must be odd
    CreateTabs( N );
 
    char *cname;
 
    if(!(cname = check_name(cNACA))) 
        {
        fprintf(stderr, "%s is not a valid NACA section name.\n", cNACA );
        return -1;
        }
    else
        {
        fprintf( stderr, "NACA %s - cname %s\n", cNACA, cname );
        }
 
   iWrite = 0;
   iLicz = 0;
 
   get_params(&data, cname);
   
   draw_surface(NN, &data, stderr);
   
   return 0;
}

◆ generate_naca() [2/3]

int NACA_PROFILE::generate_naca	(	char *	file_name,
		char *	cNACA )

generates naca airfoil coordinates (NN points) and stores it in file "file_name"

Definition at line 295 of file naca.cpp.

{
    FILE *fp = fopen( file_name, "w" );
    
    char *cname;
 
    if(!(cname = check_name(cNACA))) 
        {
        fprintf(stderr, "%s is not a valid NACA section name.\n", cNACA );
        return -1;
        }
    else
        {
        fprintf( stderr, "NACA %s - cname %s\n", cNACA, cname );
        }
 
    return generate_naca(cname, 160, fp);
}

◆ generate_naca() [3/3]

int NACA_PROFILE::generate_naca	(	char *	name,
		int	num,
		FILE *	fp )

generates naca airfoil coordinates (NN points) and stores it in file defined by stream "fp"

Definition at line 314 of file naca.cpp.

{
   iWrite = 1;
 
   get_params(&data, name);
   
   fprintf(fp, "NACA %s\n", name);
 
#ifdef Debug
   fprintf(stderr, "%s:\n  camber: %g\n   thickness: %g\n   max_camber_pos: %g\n   series: %s\n",
       data.name, data.maxor, data.thmax, data.posmax,
       ((data.serie == four_digit)? "four digit" : "five digit"));
#endif
    
   draw_surface(num, &data, fp);
   
   fclose (fp);
   
   return 0;
}