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/*
Minetest
Copyright (C) 2018 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
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.
*/
extern "C" {
#include <lauxlib.h>
}
#include "helper.h"
#include <cmath>
#include <irr_v2d.h>
#include <irr_v3d.h>
#include "c_converter.h"
#include "c_types.h"
/*
* Read template functions
*/
template <>
bool LuaHelper::readParam(lua_State *L, int index)
{
return lua_toboolean(L, index) != 0;
}
template <>
s16 LuaHelper::readParam(lua_State *L, int index)
{
return luaL_checkinteger(L, index);
}
template <>
int LuaHelper::readParam(lua_State *L, int index)
{
return luaL_checkinteger(L, index);
}
template <>
float LuaHelper::readParam(lua_State *L, int index)
{
lua_Number v = luaL_checknumber(L, index);
if (std::isnan(v) && std::isinf(v))
throw LuaError("Invalid float value (NaN or infinity)");
return static_cast<float>(v);
}
template <>
v2s16 LuaHelper::readParam(lua_State *L, int index)
{
return read_v2s16(L, index);
}
template <>
v2f LuaHelper::readParam(lua_State *L, int index)
{
return check_v2f(L, index);
}
template <>
v3f LuaHelper::readParam(lua_State *L, int index)
{
return check_v3f(L, index);
}
template <>
std::string LuaHelper::readParam(lua_State *L, int index)
{
size_t length;
std::string result;
const char *str = luaL_checklstring(L, index, &length);
result.assign(str, length);
return result;
}
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