/
c_converter.h
135 lines (114 loc) · 6.19 KB
/
c_converter.h
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/*
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!!!!!!!! */
/******************************************************************************/
/******************************************************************************/
#pragma once
#include <vector>
#include <unordered_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 check_field_or_nil(lua_State *L, int index, int type, const char *fieldname);
template<typename T>
bool getintfield(lua_State *L, int table,
const char *fieldname, T &result)
{
lua_getfield(L, table, fieldname);
bool got = false;
if (check_field_or_nil(L, -1, LUA_TNUMBER, fieldname)){
result = lua_tointeger(L, -1);
got = true;
}
lua_pop(L, 1);
return got;
}
// Retrieve an v3s16 where all components are optional (falls back to default)
v3s16 getv3s16field_default(lua_State *L, int table,
const char *fieldname, v3s16 default_);
bool getstringfield(lua_State *L, int table,
const char *fieldname, std::string &result);
size_t getstringlistfield(lua_State *L, int table,
const char *fieldname,
std::vector<std::string> *result);
void read_groups(lua_State *L, int index,
std::unordered_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);
void setstringfield(lua_State *L, int table,
const char *fieldname, const std::string &value);
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);
v2f check_v2f (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);
v2s32 read_v2s32 (lua_State *L, int index);
video::SColor read_ARGB8 (lua_State *L, int index);
bool read_color (lua_State *L, int index,
video::SColor *color);
bool is_color_table (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);
size_t read_stringlist (lua_State *L, int index,
std::vector<std::string> *result);
void push_v2s16 (lua_State *L, v2s16 p);
void push_v2s32 (lua_State *L, v2s32 p);
void push_v2u32 (lua_State *L, v2u32 p);
void push_v3s16 (lua_State *L, v3s16 p);
void push_aabb3f (lua_State *L, aabb3f box, f32 divisor = 1.0f);
void push_ARGB8 (lua_State *L, video::SColor color);
void pushFloatPos (lua_State *L, v3f p);
void push_v3f (lua_State *L, v3f p);
void push_v2f (lua_State *L, v2f p);
void push_aabb3f_vector (lua_State *L, const std::vector<aabb3f> &boxes,
f32 divisor = 1.0f);
void warn_if_field_exists(lua_State *L, int table,
const char *fieldname,
const std::string &message);
size_t write_array_slice_float(lua_State *L, int table_index, float *data,
v3u16 data_size, v3u16 slice_offset, v3u16 slice_size);
// This must match the implementation in builtin/game/misc_s.lua
// Note that this returns a floating point result as Lua integers are 32-bit
inline lua_Number hash_node_position(v3s16 pos)
{
return (((s64)pos.Z + 0x8000L) << 32)
| (((s64)pos.Y + 0x8000L) << 16)
| ((s64)pos.X + 0x8000L);
}