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/*
* File: ray.h
* Summary: Ray definition
*/
#ifndef RAY_H
#define RAY_H
#include "fixary.h"
#include "geom2d.h"
typedef FixedArray<bool,3,3> reflect_grid;
const coord_def rg_o = coord_def(1,1);
struct ray_def
{
geom::ray r;
bool on_corner;
int cycle_idx;
ray_def() : on_corner(false), cycle_idx(-1) {}
ray_def(const geom::ray& _r)
: r(_r), on_corner(false), cycle_idx(-1) {}
coord_def pos() const;
bool advance();
void bounce(const reflect_grid &rg);
void regress();
// Get and set the direction.
double get_degrees() const;
void set_degrees(double d);
bool _valid() const;
};
#endif
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