evolved.lua (work in progress)

Evolved ECS (Entity-Component-System) for Lua

Requirements

• lua >= 5.1
• luajit >= 2.0

Predefs

TAG :: fragment
NAME :: fragment
DEFAULT :: fragment
DUPLICATE :: fragment

INCLUDES :: fragment
EXCLUDES :: fragment

ON_SET :: fragment
ON_ASSIGN :: fragment
ON_INSERT :: fragment
ON_REMOVE :: fragment

GROUP :: fragment

QUERY :: fragment
EXECUTE :: fragment

PROLOGUE :: fragment
EPILOGUE :: fragment

DISABLED :: fragment

DESTROY_POLICY :: fragment
DESTROY_POLICY_DESTROY_ENTITY :: id
DESTROY_POLICY_REMOVE_FRAGMENT :: id

Functions

id :: integer? -> id...

pack :: integer, integer -> id
unpack :: id -> integer, integer

defer :: boolean
commit :: boolean

is_alive :: chunk | entity -> boolean
is_alive_all :: chunk | entity... -> boolean
is_alive_any :: chunk | entity... -> boolean

is_empty :: chunk | entity -> boolean
is_empty_all :: chunk | entity... -> boolean
is_empty_any :: chunk | entity... -> boolean

has :: chunk | entity, fragment -> boolean
has_all :: chunk | entity, fragment... -> boolean
has_any :: chunk | entity, fragment... -> boolean

get :: entity, fragment...  -> component...

set :: entity, fragment, component -> ()
remove :: entity, fragment... -> ()
clear :: entity... -> ()
destroy :: entity... -> ()

multi_set :: entity, fragment[], component[]? -> ()
multi_remove :: entity, fragment[] -> ()

batch_set :: query, fragment, component -> ()
batch_remove :: query, fragment... -> ()
batch_clear :: query... -> ()
batch_destroy :: query... -> ()

batch_multi_set :: query, fragment[], component[]? -> ()
batch_multi_remove :: query, fragment[] -> ()

chunk :: fragment, fragment... -> chunk, entity[], integer

entities :: chunk -> entity[], integer
fragments :: chunk -> fragment[], integer
components :: chunk, fragment... -> component[]...

each :: entity -> {each_state? -> fragment?, component?}, each_state?
execute :: query -> {execute_state? -> chunk?, entity[]?, integer?}, execute_state?

process :: system... -> ()

spawn_at :: chunk?, fragment[]?, component[]? -> entity
spawn_as :: entity?, fragment[]?, component[]? -> entity
spawn_with :: fragment[]?, component[]? -> entity

debug_mode :: boolean -> ()
collect_garbage :: ()

Builders

entity :: entity_builder
entity_builder:set :: fragment, component -> entity_builder
entity_builder:build :: entity

fragment :: fragment_builder
fragment_builder:tag :: fragment_builder
fragment_builder:name :: string -> fragment_builder
fragment_builder:single :: component -> fragment_builder
fragment_builder:default :: component -> fragment_builder
fragment_builder:duplicate :: {component -> component} -> fragment_builder
fragment_builder:on_set :: {entity, fragment, component, component?} -> fragment_builder
fragment_builder:on_assign :: {entity, fragment, component, component} -> fragment_builder
fragment_builder:on_insert :: {entity, fragment, component} -> fragment_builder
fragment_builder:on_remove :: {entity, fragment} -> fragment_builder
fragment_builder:destroy_policy :: id -> fragment_builder
fragment_builder:build :: fragment

query :: query_builder
query_builder:name :: string -> query_builder
query_builder:single :: component -> query_builder
query_builder:include :: fragment... -> query_builder
query_builder:exclude :: fragment... -> query_builder
query_builder:build :: query

system :: system_builder
system_builder:name :: string -> system_builder
system_builder:single :: component -> system_builder
system_builder:group :: system -> system_builder
system_builder:query :: query -> system_builder
system_builder:execute :: {chunk, entity[], integer} -> system_builder
system_builder:prologue :: {} -> system_builder
system_builder:epilogue :: {} -> system_builder
system_builder:disabled :: system_builder
system_builder:build :: system

License (MIT)