Document api.lua
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ElCeejo
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api.lua
87
api.lua
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@ -45,11 +45,9 @@ local function is_value_in_table(tbl, val)
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return false
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end
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-----------------------
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-- Utility Functions --
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-----------------------
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-- Movement Methods --
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----------------------------
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-- Registration Functions --
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----------------------------
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creatura.registered_movement_methods = {}
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@ -57,15 +55,47 @@ function creatura.register_movement_method(name, func)
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creatura.registered_movement_methods[name] = func
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end
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-- Utility Behaviors --
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creatura.registered_utilities = {}
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function creatura.register_utility(name, func)
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creatura.registered_utilities[name] = func
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end
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-- Sensors --
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---------------
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-- Utilities --
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---------------
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function creatura.is_valid(mob)
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if not mob then return false end
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if type(mob) == "table" then mob = mob.object end
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if type(mob) == "userdata" then
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if mob:is_player() then
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if mob:get_look_horizontal() then return mob end
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else
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if mob:get_yaw() then return mob end
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end
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end
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return false
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end
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function creatura.is_alive(mob)
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if not creatura.is_valid(mob) then
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return false
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end
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if type(mob) == "table" then
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return mob.hp > 0
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end
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if mob:is_player() then
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return mob:get_hp() > 0
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else
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local ent = mob:get_luaentity()
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return ent and ent.hp and ent.hp > 0
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end
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end
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------------------------
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-- Environment access --
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------------------------
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local default_node_def = {walkable = true} -- both ignore and unknown nodes are walkable
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@ -323,36 +353,6 @@ function creatura.sensor_ceil(self, range, water)
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return dist, node
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end
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-- Misc
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function creatura.is_valid(mob)
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if not mob then return false end
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if type(mob) == "table" then mob = mob.object end
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if type(mob) == "userdata" then
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if mob:is_player() then
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if mob:get_look_horizontal() then return mob end
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else
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if mob:get_yaw() then return mob end
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end
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end
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return false
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end
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function creatura.is_alive(mob)
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if not creatura.is_valid(mob) then
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return false
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end
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if type(mob) == "table" then
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return mob.hp > 0
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end
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if mob:is_player() then
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return mob:get_hp() > 0
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else
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local ent = mob:get_luaentity()
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return ent and ent.hp and ent.hp > 0
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end
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end
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function creatura.get_nearby_player(self)
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local objects = minetest.get_objects_inside_radius(self:get_center_pos(), self.tracking_range)
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for _, object in ipairs(objects) do
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@ -375,7 +375,7 @@ function creatura.get_nearby_players(self)
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return nearby
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end
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function creatura.get_nearby_entity(self, name)
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function creatura.get_nearby_object(self, name)
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local objects = minetest.get_objects_inside_radius(self:get_center_pos(), self.tracking_range)
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for _, object in ipairs(objects) do
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if creatura.is_alive(object)
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@ -388,7 +388,7 @@ function creatura.get_nearby_entity(self, name)
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return
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end
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function creatura.get_nearby_entities(self, name)
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function creatura.get_nearby_objects(self, name)
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local objects = minetest.get_objects_inside_radius(self:get_center_pos(), self.tracking_range)
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local nearby = {}
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for _, object in ipairs(objects) do
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@ -402,12 +402,13 @@ function creatura.get_nearby_entities(self, name)
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return nearby
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end
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creatura.get_nearby_entity = creatura.get_nearby_object
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creatura.get_nearby_entities = creatura.get_nearby_objects
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--------------------
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-- Global Mob API --
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--------------------
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-- Drops --
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function creatura.drop_items(self)
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if not self.drops then return end
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for i = 1, #self.drops do
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@ -432,8 +433,6 @@ function creatura.drop_items(self)
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end
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end
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-- On Punch --
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function creatura.basic_punch_func(self, puncher, time_from_last_punch, tool_capabilities, direction, damage)
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if not puncher then return end
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local tool = ""
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78
doc.txt
78
doc.txt
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@ -136,5 +136,81 @@ Lua Entity Methods
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-- returns itemstack, item name of `player`s wielded item if item is in 'follow'
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`get_target(target)`
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-- returns if `target` is alive, if mob has a line of sight with `target`, `target`s position
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-- returns if `target` is alive, if mob has a line of sight with `target`, position of `target`
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Utilities
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---------
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* `creatura.is_valid(mob)`
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* Returns false if object doesn't exist, otherwise returns ObjectRef/PlayerRef
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* `mob`: Luaentity, ObjectRef, or PlayerRef
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* `creatura.is_alive(mob)`
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* Returns false if object doesn't exist or is dead, otherwise returns ObjectRef/PlayerRef
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* `mob`: Luaentity, ObjectRef, or PlayerRef
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Environment access
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------------------
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* `creatura.get_node_height_from_def(name)`
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-- Returns total height of nodebox
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-- `name`: Itemstring/Name of node
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* `creatura.get_node_def(node)`
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-- Returns definition of node
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-- `node`: Itemstring/Name of node or position
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* `creatura.get_ground_level(pos, max_diff)`
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* Returns first position above walkable node within `max_diff`
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* `creatura.is_pos_moveable(pos, width, height)`
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* Returns true if a box with specified `width` and `height` can fit at `pos`
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* `width` should be the largest side of the collision box
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* Check from bottom of box
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* `creatura.fast_ray_sight(pos1, pos2, water)`
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* Checks for line of sight between `pos1 and `pos2`
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* Returns bool
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* Returns distance to obstruction
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* `creatura.sensor_floor(self, range, water)`
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* Finds distance to ground from bottom of entities hitbox
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* Returns distance to ground or `range` if no ground is found
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* `range`: Maximum range
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* `water`: If false, water will not be counted as ground
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* `creatura.sensor_ceil(self, range, water)`
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* Finds distance to ceiling from top of entities hitbox
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* Returns distance to ceiling or `range` if no ceiling is found
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* `range`: Maximum range
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* `water`: If false, water will not be counted as ceiling
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* `creatura.get_nearby_player(self)`
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* Finds player within `self.tracking_range`
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* Returns PlayerRef or nil
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* `creatura.get_nearby_players(self)`
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* Finds players within `self.tracking_range`
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* Returns table of PlayerRefs or empty table
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* `creatura.get_nearby_object(self, name)`
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* Finds object within `self.tracking_range`
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* Returns ObjectRef or nil
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* `name`: Name of object to search for
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* `creatura.get_nearby_objects(self, name)`
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* Finds objects within `self.tracking_range`
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* Returns table of ObjectRefs or empty table
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* `name`: Name of object to search for
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Global Mob API
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--------------
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* `creatura.drop_items(self)`
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* Drops items from `self.drops`
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* `creatura.basic_punch_func(self, puncher, time_from_last_punch, tool_capabilities, direction, damage)`
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* Deals damage
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* Applies knockback
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* Visualy and audibly indicates damage
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