globals.h

The OpenGPSRec receiver software runs on the real time operating system RTAI-Linux. It compiles with

/* ------------- GLOBALS HERE ----------------------- */

typedef struct
{
  int what2plot,
      plotline,
      unitaspect;
} PLOTOPT;

#ifdef _MAIN_

/* The number of our GLUT window */
int window; 

/* rotation angle for the triangle. */
float scene_x = 0.0f;
float scene_y = 0.0f;
float scene_z = 0.0f;

int rclick = 0; // false

// number of samples in ring buffer (needs to be multiple of NOFCHN)
int numSamples = CHN_RBUF_LEN; 

// selected channel
int ch = 0;   

/* plot type string */
char plotType[32];

/* data to plot, comma separated list */
char *plotDataList[16];
char plotDataListRaw[64];
int  numDataItems;


int yNewHead=0;

int W=320, H=320;

int stop=FALSE;

#else

/* The number of our GLUT window */
extern int window; 

/* rotation angle for the triangle. */
extern float scene_x;
extern float scene_y;
extern float scene_z;

extern int rclick; //false

extern int numSamples;
extern int ch;

/* plot type string */
extern char plotType[];

/* data to plot, comma separated list */
extern char *plotDataList[];
extern char plotDataListRaw[];
extern int numDataItems;

extern int yNewHead;

extern int W, H;

extern int stop;

#endif