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root / trunk / code / projects / traffic_navigation / mapping.h @ 1973

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#include "intersectData.h"
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/* Data is sent in the following order
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 * INT0_NUM OUTEDGE_0 OUTEDGE_1 ... \n
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 * INT1_NUM OUTEDGE_0 ... \n
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 * ...
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 * ...
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 */
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/* Representation of an edge (road) */
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typedef struct {
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        char to;        /* Where does this edge lead to? */
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        char dist;        /* Where does it come from?        */
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}edge
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/* Representation of an intersection on the graph */
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typedef struct {
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        char type;         /* Note that there are at most 5 intersection types */
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        char intNum;        /* What is the intersection number */
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        char numOut;        /* Note that we can have no more than 4 outgoing edges */
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        char outSeen;        /* The number of the outgoing edges that we have seen for this intersection */
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        edge[4] outgoingEdges;  
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}node
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/* A union that is used in wireless transmissions */
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typedef union  {
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        node n;
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        char array[12];
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}node_union
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/* This array holds all of the intersections that are represented in the graph
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 * after its creation, the graph is transmitted wirelessly */
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node[NUM_FEATURES] intersections;