E:/Eigene Dateien/Michi/Studium/Semester7/Vis/LU/Beispiel2/FlowVis/src/common.cpp File Reference

#include "common.h"

Functions
void	renderString (void *font, const std::string input)
const int	getNextPowerOfTwo (const int iNumber)
void	printGLErrors ()
char *	textFileRead (char *fn)
	reads a text file. Returns zero length array if not successful. ///////////////////////////////////////////////////////////////////
int	textFileWrite (char *fn, char *s)
	writes in a text file. Returns 1 if successful, 0 if not.

---

Function Documentation

const int getNextPowerOfTwo

(

const int

iNumber

)

Returns the next power of two of a number

Parameters:

iNumber

Number

void printGLErrors

(

)

Prints the OpenGL erros on the screen.

void renderString	(	void *	font,
		const std::string	input
	)

renders a string on the screen with GLUT

Parameters:

	font	Font which should be used
	input	String to draw

char* textFileRead

(

char *

fn

)

reads a text file. Returns zero length array if not successful. ///////////////////////////////////////////////////////////////////

Reads an ASCII File

Parameters:

fn

Filename

int textFileWrite	(	char *	fn,
		char *	s
	)

writes in a text file. Returns 1 if successful, 0 if not.

Writes an ASCII File

Parameters:

	fn	Filename
	s	content of the file