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/*
Minetest-c55
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.
*/
#ifndef LUA_ENVIRONMENT_H_
#define LUA_ENVIRONMENT_H_
extern "C" {
#include <lua.h>
#include <lauxlib.h>
}
#include "environment.h"
/*
EnvRef
*/
class EnvRef
{
private:
ServerEnvironment *m_env;
static const char className[];
static const luaL_reg methods[];
static int gc_object(lua_State *L) ;
static EnvRef *checkobject(lua_State *L, int narg);
// Exported functions
// EnvRef:set_node(pos, node)
// pos = {x=num, y=num, z=num}
static int l_set_node(lua_State *L);
static int l_add_node(lua_State *L);
// EnvRef:remove_node(pos)
// pos = {x=num, y=num, z=num}
static int l_remove_node(lua_State *L);
// EnvRef:get_node(pos)
// pos = {x=num, y=num, z=num}
static int l_get_node(lua_State *L);
// EnvRef:get_node_or_nil(pos)
// pos = {x=num, y=num, z=num}
static int l_get_node_or_nil(lua_State *L);
// EnvRef:get_node_light(pos, timeofday)
// pos = {x=num, y=num, z=num}
// timeofday: nil = current time, 0 = night, 0.5 = day
static int l_get_node_light(lua_State *L);
// EnvRef:place_node(pos, node)
// pos = {x=num, y=num, z=num}
static int l_place_node(lua_State *L);
// EnvRef:dig_node(pos)
// pos = {x=num, y=num, z=num}
static int l_dig_node(lua_State *L);
// EnvRef:punch_node(pos)
// pos = {x=num, y=num, z=num}
static int l_punch_node(lua_State *L);
// EnvRef:get_meta(pos)
static int l_get_meta(lua_State *L);
// EnvRef:get_node_timer(pos)
static int l_get_node_timer(lua_State *L);
// EnvRef:add_entity(pos, entityname) -> ObjectRef or nil
// pos = {x=num, y=num, z=num}
static int l_add_entity(lua_State *L);
// EnvRef:add_item(pos, itemstack or itemstring or table) -> ObjectRef or nil
// pos = {x=num, y=num, z=num}
static int l_add_item(lua_State *L);
// EnvRef:add_rat(pos)
// pos = {x=num, y=num, z=num}
static int l_add_rat(lua_State *L);
// EnvRef:add_firefly(pos)
// pos = {x=num, y=num, z=num}
static int l_add_firefly(lua_State *L);
// EnvRef:get_player_by_name(name)
static int l_get_player_by_name(lua_State *L);
// EnvRef:get_objects_inside_radius(pos, radius)
static int l_get_objects_inside_radius(lua_State *L);
// EnvRef:set_timeofday(val)
// val = 0...1
static int l_set_timeofday(lua_State *L);
// EnvRef:get_timeofday() -> 0...1
static int l_get_timeofday(lua_State *L);
// EnvRef:find_node_near(pos, radius, nodenames) -> pos or nil
// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
static int l_find_node_near(lua_State *L);
// EnvRef:find_nodes_in_area(minp, maxp, nodenames) -> list of positions
// nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
static int l_find_nodes_in_area(lua_State *L);
// EnvRef:get_perlin(seeddiff, octaves, persistence, scale)
// returns world-specific PerlinNoise
static int l_get_perlin(lua_State *L);
// EnvRef:get_perlin_map(noiseparams, size)
// returns world-specific PerlinNoiseMap
static int l_get_perlin_map(lua_State *L);
// EnvRef:clear_objects()
// clear all objects in the environment
static int l_clear_objects(lua_State *L);
static int l_spawn_tree(lua_State *L);
public:
EnvRef(ServerEnvironment *env);
~EnvRef();
// Creates an EnvRef and leaves it on top of stack
// Not callable from Lua; all references are created on the C side.
static void create(lua_State *L, ServerEnvironment *env);
static void set_null(lua_State *L);
static void Register(lua_State *L);
};
/*****************************************************************************/
/* Minetest interface */
/*****************************************************************************/
// On environment step
void scriptapi_environment_step(lua_State *L, float dtime);
// After generating a piece of map
void scriptapi_environment_on_generated(lua_State *L, v3s16 minp, v3s16 maxp,
u32 blockseed);
void scriptapi_add_environment(lua_State *L, ServerEnvironment *env);
#endif /* LUA_ENVIRONMENT_H_ */
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