getgraph.h

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* Author: David Portugal (2011-2014), and Luca Iocchi (2014-2016)
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#ifndef __GETGRAPH_H__
#define __GETGRAPH_H__

#include <stdio.h>
#include <stdlib.h>
#include <cmath>

//File Line of the First Vertex ID to read (Protection) - fscanf() ignores blank lines
#define FIRST_VID 7

typedef unsigned int uint;

typedef struct {
  uint id, num_neigh;
  float x, y;           //pass these attributes in meters
  uint id_neigh[8], cost[8];
  float cost_m[8];
  bool visited[8];
  char dir [8][3];      //table of 8 strings with 3 chars max ("N","NE","E","SE","S","SW","W","NW")
}vertex;

extern uint WIDTH_PX;
extern uint HEIGHT_PX;
extern float RESOLUTION;
extern float WIDTH_M;
extern float HEIGHT_M;

uint GetGraphDimension (const char* graph_file);

void GetGraphInfo (vertex *vertex_web, uint dimension, const char* graph_file);
  
uint IdentifyVertex (vertex *vertex_web, uint size, double x, double y);

uint GetNumberEdges (vertex *vertex_web, uint dimension);
  
//integer to array (itoa for linux c)
char* itoa(int value, char* str, int radix);


#endif