l_view.o \

/*
 * File:     l_view.cc
 * Summary:  User interaction with env.show.
 */
#include "AppHdr.h"
#include "l_libs.h"
#include "cluautil.h"
#include "env.h"
#include "l_defs.h"
coord_def player2show(const coord_def &s)
{
    return (s + coord_def(ENV_SHOW_OFFSET, ENV_SHOW_OFFSET));
}
LUAFN(view_feature_at)
{
    COORDSHOW(s, 1, 2)
    const coord_def p = player2show(s);
    lua_pushnumber(ls, env.show(p));
    return (1);
}
static const struct luaL_reg view_lib[] =
{
    { "feature_at", view_feature_at },
    { NULL, NULL }
};
void cluaopen_view(lua_State *ls)
{
    luaL_openlib(ls, "view", view_lib, 0);
}

coord_def _show2grid(const coord_def &s)

coord_def player2grid(const coord_def &s)

coord_def _grid2show(const coord_def &g)

coord_def grid2player(const coord_def &g)

#define COORDSHOW(c, p1, p2) \
    GETCOORD(c, p1, p2, in_show_bounds)

    coord_def p = _show2grid(s);

    coord_def p = player2grid(s);

void cluaopen_view(lua_State *ls);

bool in_show_bounds(const coord_def &c);

#define COORDSHOW(c, p1, p2) \
    GETCOORD(c, p1, p2, in_show_bounds)

    cluaopen_view(_state);