Lua_api.txt: Split long lines part 3

This commit is contained in:
paramat 2018-03-11 23:41:22 +00:00 committed by paramat
parent 7ad6cdd09b
commit 1d385caa06

@ -2854,19 +2854,20 @@ handler.
* Set node on all positions set in the first argument.
* e.g. `minetest.bulk_set_node({{x=0, y=1, z=1}, {x=1, y=2, z=2}}, {name="default:stone"})`
* For node specification or position syntax see `minetest.set_node` call
* Faster than set_node due to single call, but still considerably slower than
Voxel Manipulators (LVM) for large numbers of nodes.
Unlike LVMs, this will call node callbacks. It also allows setting nodes in spread out
positions which would cause LVMs to waste memory.
For setting a cube, this is 1.3x faster than set_node whereas LVM is 20x faster.
* Faster than set_node due to single call, but still considerably slower
than Lua Voxel Manipulators (LVM) for large numbers of nodes.
Unlike LVMs, this will call node callbacks. It also allows setting nodes
in spread out positions which would cause LVMs to waste memory.
For setting a cube, this is 1.3x faster than set_node whereas LVM is 20
times faster.
* `minetest.swap_node(pos, node)`
* Set node at position, but don't remove metadata
* `minetest.remove_node(pos)`
* By default it does the same as `minetest.set_node(pos, {name="air"})`
* `minetest.get_node(pos)`
* Returns the node at the given position as table in the format
`{name="node_name", param1=0, param2=0}`, returns `{name="ignore", param1=0, param2=0}`
for unloaded areas.
`{name="node_name", param1=0, param2=0}`,
returns `{name="ignore", param1=0, param2=0}` for unloaded areas.
* `minetest.get_node_or_nil(pos)`
* Same as `get_node` but returns `nil` for unloaded areas.
* `minetest.get_node_light(pos, timeofday)`
@ -2888,36 +2889,45 @@ handler.
* Returns `true` if successful, `false` on failure
* `minetest.find_nodes_with_meta(pos1, pos2)`
* Get a table of positions of nodes that have metadata within a region {pos1, pos2}
* Get a table of positions of nodes that have metadata within a region
{pos1, pos2}.
* `minetest.get_meta(pos)`
* Get a `NodeMetaRef` at that position
* `minetest.get_node_timer(pos)`
* Get `NodeTimerRef`
* `minetest.add_entity(pos, name, [staticdata])`: Spawn Lua-defined entity at position
* `minetest.add_entity(pos, name, [staticdata])`: Spawn Lua-defined entity at
position.
* Returns `ObjectRef`, or `nil` if failed
* `minetest.add_item(pos, item)`: Spawn item
* Returns `ObjectRef`, or `nil` if failed
* `minetest.get_player_by_name(name)`: Get an `ObjectRef` to a player
* `minetest.get_objects_inside_radius(pos, radius)`: returns a list of ObjectRefs
* `minetest.get_objects_inside_radius(pos, radius)`: returns a list of
ObjectRefs.
* `radius`: using an euclidean metric
* `minetest.set_timeofday(val)`
* `val` is between `0` and `1`; `0` for midnight, `0.5` for midday
* `minetest.get_timeofday()`
* `minetest.get_gametime()`: returns the time, in seconds, since the world was created
* `minetest.get_day_count()`: returns number days elapsed since world was created,
* accounting for time changes.
* `minetest.find_node_near(pos, radius, nodenames, [search_center])`: returns pos or `nil`
* `minetest.get_gametime()`: returns the time, in seconds, since the world was
created.
* `minetest.get_day_count()`: returns number days elapsed since world was
created.
* accounts for time changes.
* `minetest.find_node_near(pos, radius, nodenames, [search_center])`: returns
pos or `nil`.
* `radius`: using a maximum metric
* `nodenames`: e.g. `{"ignore", "group:tree"}` or `"default:dirt"`
* `search_center` is an optional boolean (default: `false`)
If true `pos` is also checked for the nodes
* `minetest.find_nodes_in_area(pos1, pos2, nodenames)`: returns a list of positions
* `minetest.find_nodes_in_area(pos1, pos2, nodenames)`: returns a list of
positions.
* `nodenames`: e.g. `{"ignore", "group:tree"}` or `"default:dirt"`
* First return value: Table with all node positions
* Second return value: Table with the count of each node with the node name as index
* Second return value: Table with the count of each node with the node name
as index.
* Area volume is limited to 4,096,000 nodes
* `minetest.find_nodes_in_area_under_air(pos1, pos2, nodenames)`: returns a list of positions
* `minetest.find_nodes_in_area_under_air(pos1, pos2, nodenames)`: returns a
list of positions.
* `nodenames`: e.g. `{"ignore", "group:tree"}` or `"default:dirt"`
* Return value: Table with all node positions with a node air above
* Area volume is limited to 4,096,000 nodes
@ -2991,7 +3001,8 @@ handler.
* `minetest.get_mapgen_setting(name)`
* Gets the *active* mapgen setting (or nil if none exists) in string
format with the following order of precedence:
1) Settings loaded from map_meta.txt or overrides set during mod execution
1) Settings loaded from map_meta.txt or overrides set during mod
execution.
2) Settings set by mods without a metafile override
3) Settings explicitly set in the user config file, minetest.conf
4) Settings set as the user config default
@ -3026,25 +3037,31 @@ handler.
* `minetest.clear_objects([options])`
* Clear all objects in the environment
* Takes an optional table as an argument with the field `mode`.
* mode = `"full"`: Load and go through every mapblock, clearing objects (default).
* mode = `"quick"`: Clear objects immediately in loaded mapblocks;
clear objects in unloaded mapblocks only when the mapblocks are next activated.
* mode = `"full"` : Load and go through every mapblock, clearing
objects (default).
* mode = `"quick"`: Clear objects immediately in loaded mapblocks,
clear objects in unloaded mapblocks only when the
mapblocks are next activated.
* `minetest.emerge_area(pos1, pos2, [callback], [param])`
* Queue all blocks in the area from `pos1` to `pos2`, inclusive, to be asynchronously
fetched from memory, loaded from disk, or if inexistent, generates them.
* If `callback` is a valid Lua function, this will be called for each block emerged.
* Queue all blocks in the area from `pos1` to `pos2`, inclusive, to be
asynchronously fetched from memory, loaded from disk, or if inexistent,
generates them.
* If `callback` is a valid Lua function, this will be called for each block
emerged.
* The function signature of callback is:
* `function EmergeAreaCallback(blockpos, action, calls_remaining, param)`
* `blockpos` is the *block* coordinates of the block that had been emerged
* `blockpos` is the *block* coordinates of the block that had been
emerged.
* `action` could be one of the following constant values:
* `minetest.EMERGE_CANCELLED`
* `minetest.EMERGE_ERRORED`
* `minetest.EMERGE_FROM_MEMORY`
* `minetest.EMERGE_FROM_DISK`
* `minetest.EMERGE_GENERATED`
* `calls_remaining` is the number of callbacks to be expected after this one
* `param` is the user-defined parameter passed to emerge_area (or nil if the
parameter was absent)
* `calls_remaining` is the number of callbacks to be expected after
this one.
* `param` is the user-defined parameter passed to emerge_area (or
nil if the parameter was absent).
* `minetest.delete_area(pos1, pos2)`
* delete all mapblocks in the area from pos1 to pos2, inclusive
* `minetest.line_of_sight(pos1, pos2)`: returns `boolean, pos`
@ -3061,10 +3078,12 @@ handler.
* `liquids' : if false, liquid nodes won't be returned. Default is `false`.
* `minetest.find_path(pos1,pos2,searchdistance,max_jump,max_drop,algorithm)`
* returns table containing path
* returns a table of 3D points representing a path from `pos1` to `pos2` or `nil`
* returns a table of 3D points representing a path from `pos1` to `pos2` or
`nil`.
* `pos1`: start position
* `pos2`: end position
* `searchdistance`: number of blocks to search in each direction using a maximum metric
* `searchdistance`: number of blocks to search in each direction using a
maximum metric.
* `max_jump`: maximum height difference to consider walkable
* `max_drop`: maximum height difference to consider droppable
* `algorithm`: One of `"A*_noprefetch"` (default), `"A*"`, `"Dijkstra"`
@ -3109,22 +3128,23 @@ handler.
* spread these updates to neighbours and can cause a cascade
of nodes to fall.
* `minetest.get_spawn_level(x, z)`
* Returns a player spawn y co-ordinate for the provided (x, z) co-ordinates,
or `nil` for an unsuitable spawn point.
* Returns a player spawn y co-ordinate for the provided (x, z)
co-ordinates, or `nil` for an unsuitable spawn point.
* For most mapgens a 'suitable spawn point' is one with y between
`water_level` and `water_level + 16`, and in mgv7 well away from rivers,
so `nil` will be returned for many (x, z) co-ordinates.
* The spawn level returned is for a player spawn in unmodified terrain.
* The spawn level is intentionally above terrain level to cope with full-node
biome 'dust' nodes.
* The spawn level is intentionally above terrain level to cope with
full-node biome 'dust' nodes.
### Mod channels
You can find mod channels communication scheme in `docs/mod_channels.png`.
* `minetest.mod_channel_join(channel_name)`
* Server joins channel `channel_name`, and creates it if necessary. You
should listen from incoming messages with `minetest.register_on_modchannel_message`
call to receive incoming messages
should listen from incoming messages with
`minetest.register_on_modchannel_message` call to receive incoming
messages.
### Inventory
`minetest.get_inventory(location)`: returns an `InvRef`
@ -3133,14 +3153,17 @@ You can find mod channels communication scheme in `docs/mod_channels.png`.
* `{type="player", name="celeron55"}`
* `{type="node", pos={x=, y=, z=}}`
* `{type="detached", name="creative"}`
* `minetest.create_detached_inventory(name, callbacks, [player_name])`: returns an `InvRef`
* `minetest.create_detached_inventory(name, callbacks, [player_name])`: returns
an `InvRef`.
* callbacks: See "Detached inventory callbacks"
* `player_name`: Make detached inventory available to one player exclusively,
by default they will be sent to every player (even if not used).
Note that this parameter is mostly just a workaround and will be removed in future releases.
* `player_name`: Make detached inventory available to one player
exclusively, by default they will be sent to every player (even if not
used).
Note that this parameter is mostly just a workaround and will be removed
in future releases.
* Creates a detached inventory. If it already exists, it is cleared.
* `minetest.do_item_eat(hp_change, replace_with_item, itemstack, user, pointed_thing)`:
returns left over ItemStack
returns left over ItemStack.
* See `minetest.item_eat` and `minetest.register_on_item_eat`
### Formspec
@ -3151,13 +3174,16 @@ You can find mod channels communication scheme in `docs/mod_channels.png`.
* `formspec`: formspec to display
* `minetest.close_formspec(playername, formname)`
* `playername`: name of player to close formspec
* `formname`: has to exactly match the one given in `show_formspec`, or the formspec will
not close.
* calling `show_formspec(playername, formname, "")` is equal to this expression
* `formname`: has to exactly match the one given in `show_formspec`, or the
formspec will not close.
* calling `show_formspec(playername, formname, "")` is equal to this
expression.
* to close a formspec regardless of the formname, call
`minetest.close_formspec(playername, "")`. **USE THIS ONLY WHEN ABSOLUTELY NECESSARY!**
`minetest.close_formspec(playername, "")`.
**USE THIS ONLY WHEN ABSOLUTELY NECESSARY!**
* `minetest.formspec_escape(string)`: returns a string
* escapes the characters "[", "]", "\", "," and ";", which can not be used in formspecs
* escapes the characters "[", "]", "\", "," and ";", which can not be used
in formspecs.
* `minetest.explode_table_event(string)`: returns a table
* returns e.g. `{type="CHG", row=1, column=2}`
* `type` is one of:
@ -3183,26 +3209,31 @@ You can find mod channels communication scheme in `docs/mod_channels.png`.
* `minetest.get_pointed_thing_position(pointed_thing, above)`
* Get position of a `pointed_thing` (that you can get from somewhere)
* `minetest.dir_to_facedir(dir, is6d)`
* Convert a vector to a facedir value, used in `param2` for `paramtype2="facedir"`;
* passing something non-`nil`/`false` for the optional second parameter causes it to
take the y component into account
* Convert a vector to a facedir value, used in `param2` for
`paramtype2="facedir"`.
* passing something non-`nil`/`false` for the optional second parameter
causes it to take the y component into account.
* `minetest.facedir_to_dir(facedir)`
* Convert a facedir back into a vector aimed directly out the "back" of a node
* Convert a facedir back into a vector aimed directly out the "back" of a
node.
* `minetest.dir_to_wallmounted(dir)`
* Convert a vector to a wallmounted value, used for `paramtype2="wallmounted"`
* Convert a vector to a wallmounted value, used for
`paramtype2="wallmounted"`.
* `minetest.wallmounted_to_dir(wallmounted)`
* Convert a wallmounted value back into a vector aimed directly out the "back" of a node
* Convert a wallmounted value back into a vector aimed directly out the
"back" of a node.
* `minetest.dir_to_yaw(dir)`
* Convert a vector into a yaw (angle)
* `minetest.yaw_to_dir(yaw)`
* Convert yaw (angle) to a vector
* `minetest.is_colored_paramtype(ptype)`
* Returns a boolean. Returns `true` if the given `paramtype2` contains color
information (`color`, `colorwallmounted` or `colorfacedir`).
* Returns a boolean. Returns `true` if the given `paramtype2` contains
color information (`color`, `colorwallmounted` or `colorfacedir`).
* `minetest.strip_param2_color(param2, paramtype2)`
* Removes everything but the color information from the
given `param2` value.
* Returns `nil` if the given `paramtype2` does not contain color information
* Returns `nil` if the given `paramtype2` does not contain color
information.
* `minetest.get_node_drops(nodename, toolname)`
* Returns list of item names.
* **Note**: This will be removed or modified in a future version.
@ -3226,7 +3257,7 @@ You can find mod channels communication scheme in `docs/mod_channels.png`.
* `input.items` = `nil` if no recipe found
* `minetest.get_all_craft_recipes(query item)`: returns a table or `nil`
* returns indexed table with all registered recipes for query item (node)
or `nil` if no recipe was found
or `nil` if no recipe was found.
* recipe entry table:
{
@ -3245,11 +3276,12 @@ You can find mod channels communication scheme in `docs/mod_channels.png`.
}
* `minetest.handle_node_drops(pos, drops, digger)`
* `drops`: list of itemstrings
* Handles drops from nodes after digging: Default action is to put them into
digger's inventory
* Handles drops from nodes after digging: Default action is to put them
into digger's inventory.
* Can be overridden to get different functionality (e.g. dropping items on
ground)
* `minetest.itemstring_with_palette(item, palette_index)`: returns an item string
* `minetest.itemstring_with_palette(item, palette_index)`: returns an item
string.
* Creates an item string which contains palette index information
for hardware colorization. You can use the returned string
as an output in a craft recipe.
@ -3270,7 +3302,8 @@ You can find mod channels communication scheme in `docs/mod_channels.png`.
returns `{{actor, pos, time, oldnode, newnode}, ...}`
* Find who has done something to a node, or near a node
* `actor`: `"player:<name>"`, also `"liquid"`.
* `minetest.rollback_revert_actions_by(actor, seconds)`: returns `boolean, log_messages`
* `minetest.rollback_revert_actions_by(actor, seconds)`: returns
`boolean, log_messages`.
* Revert latest actions of someone
* `actor`: `"player:<name>"`, also `"liquid"`.
@ -3313,7 +3346,8 @@ These functions return the leftover itemstack.
* `minetest.sound_fade(handle, step, gain)`
* `handle` is a handle returned by `minetest.sound_play`
* `step` determines how fast a sound will fade.
Negative step will lower the sound volume, positive step will increase the sound volume
Negative step will lower the sound volume, positive step will increase
the sound volume.
* `gain` the target gain for the fade.
### Timing
@ -3322,7 +3356,8 @@ These functions return the leftover itemstack.
* Optional: Variable number of arguments that are passed to `func`
### Server
* `minetest.request_shutdown([message],[reconnect],[delay])`: request for server shutdown. Will display `message` to clients.
* `minetest.request_shutdown([message],[reconnect],[delay])`: request for
server shutdown. Will display `message` to clients.
* `reconnect` == true displays a reconnect button
* `delay` adds an optional delay (in seconds) before shutdown.
Negative delay cancels the current active shutdown.
@ -3330,27 +3365,32 @@ These functions return the leftover itemstack.
* `minetest.cancel_shutdown_requests()`: cancel current delayed shutdown
* `minetest.get_server_status()`: returns server status string
* `minetest.get_server_uptime()`: returns the server uptime in seconds
* `minetest.remove_player(name)`: remove player from database (if he is not connected).
* As auth data is not removed, minetest.player_exists will continue to return true.
Call the below method as well if you want to remove auth data too.
* `minetest.remove_player(name)`: remove player from database (if they are not
connected).
* As auth data is not removed, minetest.player_exists will continue to
return true. Call the below method as well if you want to remove auth
data too.
* Returns a code (0: successful, 1: no such player, 2: player is connected)
* `minetest.remove_player_auth(name)`: remove player authentication data
* Returns boolean indicating success (false if player nonexistant)
### Bans
* `minetest.get_ban_list()`: returns the ban list (same as `minetest.get_ban_description("")`)
* `minetest.get_ban_list()`: returns the ban list
(same as `minetest.get_ban_description("")`).
* `minetest.get_ban_description(ip_or_name)`: returns ban description (string)
* `minetest.ban_player(name)`: ban a player
* `minetest.unban_player_or_ip(name)`: unban player or IP address
* `minetest.kick_player(name, [reason])`: disconnect a player with a optional reason
* `minetest.kick_player(name, [reason])`: disconnect a player with a optional
reason.
### Particles
* `minetest.add_particle(particle definition)`
* Deprecated: `minetest.add_particle(pos, velocity, acceleration, expirationtime,
size, collisiondetection, texture, playername)`
* Deprecated: `minetest.add_particle(pos, velocity, acceleration,
expirationtime, size, collisiondetection, texture, playername)`
* `minetest.add_particlespawner(particlespawner definition)`
* Add a `ParticleSpawner`, an object that spawns an amount of particles over `time` seconds
* Add a `ParticleSpawner`, an object that spawns an amount of particles
over `time` seconds.
* Returns an `id`, and -1 if adding didn't succeed
* `Deprecated: minetest.add_particlespawner(amount, time,
minpos, maxpos,
@ -3361,8 +3401,10 @@ These functions return the leftover itemstack.
collisiondetection, texture, playername)`
* `minetest.delete_particlespawner(id, player)`
* Delete `ParticleSpawner` with `id` (return value from `minetest.add_particlespawner`)
* If playername is specified, only deletes on the player's client, otherwise on all clients
* Delete `ParticleSpawner` with `id` (return value from
`minetest.add_particlespawner`).
* If playername is specified, only deletes on the player's client,
otherwise on all clients.
### Schematics
* `minetest.create_schematic(p1, p2, probability_list, filename, slice_prob_list)`