3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 /******************************************************************************/
22 /******************************************************************************/
23 /* WARNING!!!! do NOT add this header in any include file or any code file */
24 /* not being a script/modapi file!!!!!!!! */
25 /******************************************************************************/
26 /******************************************************************************/
30 #include <unordered_map>
32 #include "irrlichttypes_bloated.h"
33 #include "common/c_types.h"
39 std::string getstringfield_default(lua_State *L, int table,
40 const char *fieldname, const std::string &default_);
41 bool getboolfield_default(lua_State *L, int table,
42 const char *fieldname, bool default_);
43 float getfloatfield_default(lua_State *L, int table,
44 const char *fieldname, float default_);
45 int getintfield_default(lua_State *L, int table,
46 const char *fieldname, int default_);
48 bool check_field_or_nil(lua_State *L, int index, int type, const char *fieldname);
51 bool getintfield(lua_State *L, int table,
52 const char *fieldname, T &result)
54 lua_getfield(L, table, fieldname);
56 if (check_field_or_nil(L, -1, LUA_TNUMBER, fieldname)){
57 result = lua_tointeger(L, -1);
64 // Retrieve an v3s16 where all components are optional (falls back to default)
65 v3s16 getv3s16field_default(lua_State *L, int table,
66 const char *fieldname, v3s16 default_);
68 bool getstringfield(lua_State *L, int table,
69 const char *fieldname, std::string &result);
70 size_t getstringlistfield(lua_State *L, int table,
71 const char *fieldname,
72 std::vector<std::string> *result);
73 void read_groups(lua_State *L, int index,
74 std::unordered_map<std::string, int> &result);
75 bool getboolfield(lua_State *L, int table,
76 const char *fieldname, bool &result);
77 bool getfloatfield(lua_State *L, int table,
78 const char *fieldname, float &result);
80 void setstringfield(lua_State *L, int table,
81 const char *fieldname, const std::string &value);
82 void setintfield(lua_State *L, int table,
83 const char *fieldname, int value);
84 void setfloatfield(lua_State *L, int table,
85 const char *fieldname, float value);
86 void setboolfield(lua_State *L, int table,
87 const char *fieldname, bool value);
89 v3f checkFloatPos (lua_State *L, int index);
90 v2f check_v2f (lua_State *L, int index);
91 v3f check_v3f (lua_State *L, int index);
92 v3s16 check_v3s16 (lua_State *L, int index);
94 v3f read_v3f (lua_State *L, int index);
95 v2f read_v2f (lua_State *L, int index);
96 v2s16 read_v2s16 (lua_State *L, int index);
97 v2s32 read_v2s32 (lua_State *L, int index);
98 video::SColor read_ARGB8 (lua_State *L, int index);
99 bool read_color (lua_State *L, int index,
100 video::SColor *color);
101 bool is_color_table (lua_State *L, int index);
103 aabb3f read_aabb3f (lua_State *L, int index, f32 scale);
104 v3s16 read_v3s16 (lua_State *L, int index);
105 std::vector<aabb3f> read_aabb3f_vector (lua_State *L, int index, f32 scale);
106 size_t read_stringlist (lua_State *L, int index,
107 std::vector<std::string> *result);
109 void push_v2s16 (lua_State *L, v2s16 p);
110 void push_v2s32 (lua_State *L, v2s32 p);
111 void push_v2u32 (lua_State *L, v2u32 p);
112 void push_v3s16 (lua_State *L, v3s16 p);
113 void push_aabb3f (lua_State *L, aabb3f box);
114 void push_ARGB8 (lua_State *L, video::SColor color);
115 void pushFloatPos (lua_State *L, v3f p);
116 void push_v3f (lua_State *L, v3f p);
117 void push_v2f (lua_State *L, v2f p);
119 void warn_if_field_exists(lua_State *L, int table,
120 const char *fieldname,
121 const std::string &message);
123 size_t write_array_slice_float(lua_State *L, int table_index, float *data,
124 v3u16 data_size, v3u16 slice_offset, v3u16 slice_size);
126 // This must match the implementation in builtin/game/misc_s.lua
127 // Note that this returns a floating point result as Lua integers are 32-bit
128 inline lua_Number hash_node_position(v3s16 pos)
130 return (((s64)pos.Z + 0x8000L) << 32)
131 | (((s64)pos.Y + 0x8000L) << 16)
132 | ((s64)pos.X + 0x8000L);