l_los.cc File Reference

#include "AppHdr.h"
#include "l_libs.h"
#include "cluautil.h"
#include "coord.h"
#include "libutil.h"
#include "los.h"
#include "ray.h"

Include dependency graph for l_los.cc:

Defines
#define	RAY_METATABLE   "dgn.ray"
#define	VECT(v, p1, p2)
#define	RAY(ls, n, var)   ray_def *var = *(ray_def **) luaL_checkudata(ls, n, RAY_METATABLE)
Functions
void	lua_push_ray (lua_State *ls, ray_def *ray)
	LUAFN (los_find_ray)
	LUAFN (los_make_ray)
	LUAFN (los_cell_see_cell)
	LUAFN (ray_start)
	LUAFN (ray_dir)
	LUAFN (ray_advance)
	LUAFN (ray_pos)
void	luaopen_ray (lua_State *ls)
Variables
struct luaL_reg	los_dlib []

---

Define Documentation

#define RAY	(	ls,
		n,
		var		)	ray_def *var = *(ray_def **) luaL_checkudata(ls, n, RAY_METATABLE)

#define RAY_METATABLE   "dgn.ray"

#define VECT	(	v,
		p1,
		p2		)

Value:

geom::vector v; \
    v.x = luaL_checknumber(ls, p1); \
    v.y = luaL_checknumber(ls, p2);

---

Function Documentation

void lua_push_ray	(	lua_State *	ls,
		ray_def *	ray
	)

LUAFN

(

ray_pos

)

LUAFN

(

ray_advance

)

LUAFN

(

ray_dir

)

LUAFN

(

ray_start

)

LUAFN

(

los_cell_see_cell

)

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LUAFN

(

los_make_ray

)

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LUAFN

(

los_find_ray

)

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void luaopen_ray

(

lua_State *

ls

)

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---

Variable Documentation

struct luaL_reg los_dlib[]

Initial value:

{
    { "findray", los_find_ray },
    { "make_ray", los_make_ray },
    { "cell_see_cell", los_cell_see_cell },
    { NULL, NULL }
}