minetest/src/script/common/c_converter.h

/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/


/******************************************************************************/
/******************************************************************************/
/* WARNING!!!! do NOT add this header in any include file or any code file    */
/*             not being a script/modapi file!!!!!!!!                         */
/******************************************************************************/
/******************************************************************************/
#ifndef C_CONVERTER_H_
#define C_CONVERTER_H_

#include <vector>
#include <map>

#include "irrlichttypes_bloated.h"
#include "common/c_types.h"

extern "C" {
#include <lua.h>
}

std::string        getstringfield_default        (lua_State *L, int table,
                             const char *fieldname, const std::string &default_);
bool               getboolfield_default(lua_State *L, int table,
                             const char *fieldname, bool default_);
float              getfloatfield_default(lua_State *L, int table,
                             const char *fieldname, float default_);
int                getintfield_default           (lua_State *L, int table,
                             const char *fieldname, int default_);

bool               getstringfield(lua_State *L, int table,
                             const char *fieldname, std::string &result);
bool               getintfield(lua_State *L, int table,
                             const char *fieldname, int &result);
void               read_groups                   (lua_State *L, int index,
                             std::map<std::string, int> &result);
bool               getboolfield(lua_State *L, int table,
                             const char *fieldname, bool &result);
bool               getfloatfield(lua_State *L, int table,
                             const char *fieldname, float &result);

std::string        checkstringfield(lua_State *L, int table,
                             const char *fieldname);

void               setintfield(lua_State *L, int table,
                             const char *fieldname, int value);
void               setfloatfield(lua_State *L, int table,
                             const char *fieldname, float value);
void               setboolfield(lua_State *L, int table,
                             const char *fieldname, bool value);


v3f           checkFloatPos             (lua_State *L, int index);
v3f           check_v3f                 (lua_State *L, int index);
v3s16         check_v3s16               (lua_State *L, int index);

v3f           read_v3f                  (lua_State *L, int index);
v2f           read_v2f                  (lua_State *L, int index);
v2s16         read_v2s16                (lua_State *L, int index);
video::SColor readARGB8                 (lua_State *L, int index);
aabb3f        read_aabb3f               (lua_State *L, int index, f32 scale);
v3s16         read_v3s16                (lua_State *L, int index);
std::vector<aabb3f>
              read_aabb3f_vector        (lua_State *L, int index, f32 scale);

void          push_v3s16                (lua_State *L, v3s16 p);
void          pushFloatPos              (lua_State *L, v3f p);
void          push_v3f                  (lua_State *L, v3f p);
void          push_v2f                  (lua_State *L, v2f p);



void               warn_if_field_exists      (lua_State *L,
                                              int table,
                                              const char *fieldname,
                                              const std::string &message);

#endif /* C_CONVERTER_H_ */