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modified: src/init.luau
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dunnoconz
parent
2b1775ae1c
commit
ce5de12fed
1 changed files with 63 additions and 49 deletions
112
src/init.luau
112
src/init.luau
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@ -444,6 +444,61 @@ local function archetype_traverse_add(world: World, id: i53, from: Archetype): A
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return add
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end
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local world_get: (world: World, entityId: i53, a: i53, b: i53?, c: i53?, d: i53?, e: i53?) -> (...any)
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do
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-- Keeping the function as small as possible to enable inlining
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local records
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local columns
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local row
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local function fetch(id): any
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local tr = records[id]
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if not tr then
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return nil
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end
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return columns[tr.column][row]
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end
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function world_get(world: World, entity: i53, a: i53, b: i53?, c: i53?, d: i53?, e: i53?): ...any
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local record = world.entityIndex.sparse[entity]
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if not record then
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return nil
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end
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local archetype = record.archetype
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if not archetype then
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return nil
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end
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records = archetype.records
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columns = archetype.columns
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row = record.row
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local va = fetch(a)
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if not b then
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return va
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elseif not c then
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return va, fetch(b)
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elseif not d then
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return va, fetch(b), fetch(c)
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elseif not e then
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return va, fetch(b), fetch(c), fetch(d)
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else
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error("args exceeded")
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end
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end
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end
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local function notify_hook(world: World, hook: number, entity: i53, data: any)
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local hook = world_get(world, entity, hook)
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if hook then
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hook(entity, data)
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end
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end
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local function world_add(world: World, entity: i53, id: i53)
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local entityIndex = world.entityIndex
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local record = entityIndex.sparse[entity]
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@ -459,6 +514,8 @@ local function world_add(world: World, entity: i53, id: i53)
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new_entity(entity, record, to)
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end
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end
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notify_hook(world, EcsOnAdd, entity)
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end
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-- Symmetric like `World.add` but idempotent
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@ -488,6 +545,8 @@ local function world_set(world: World, entity: i53, id: i53, data: unknown)
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local tr = to.records[id]
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to.columns[tr.column][record.row] = data
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notify_hook(world, EcsOnSet, entity)
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end
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local function world_component(world: World): i53
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@ -534,6 +593,8 @@ local function world_remove(world: World, entity: i53, id: i53)
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if from and not (from == to) then
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entity_move(entity_index, entity, record, to)
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end
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notify_hook(world, EcsOnRemove, entity)
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end
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-- should reuse this logic in World.set instead of swap removing in transition archetype
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@ -620,53 +681,7 @@ local function world_clear(world: World, entity: i53)
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entity_move(world.entityIndex, entity, record, ROOT_ARCHETYPE)
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end
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local world_get: (world: World, entityId: i53, a: i53, b: i53?, c: i53?, d: i53?, e: i53?) -> (...any)
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do
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-- Keeping the function as small as possible to enable inlining
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local records
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local columns
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local row
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local function fetch(id): any
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local tr = records[id]
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if not tr then
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return nil
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end
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return columns[tr.column][row]
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end
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function world_get(world: World, entity: i53, a: i53, b: i53?, c: i53?, d: i53?, e: i53?): ...any
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local record = world.entityIndex.sparse[entity]
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if not record then
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return nil
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end
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local archetype = record.archetype
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if not archetype then
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return nil
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end
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records = archetype.records
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columns = archetype.columns
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row = record.row
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local va = fetch(a)
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if not b then
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return va
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elseif not c then
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return va, fetch(b)
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elseif not d then
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return va, fetch(b), fetch(c)
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elseif not e then
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return va, fetch(b), fetch(c), fetch(d)
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else
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error("args exceeded")
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end
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end
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end
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local function world_has(world: World, entity: number, ...: i53): boolean
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local record = world.entityIndex.sparse[entity]
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@ -1208,6 +1223,8 @@ do
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end
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end
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-- __nominal_type_dont_use could not be any or T as it causes a type error
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-- or produces a union
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export type Entity<T = nil> = number & { __DO_NOT_USE_OR_YOU_WILL_BE_FIRED: T }
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@ -1372,9 +1389,6 @@ function World.new()
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dense = {} :: { [i24]: i53 },
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sparse = {} :: { [i53]: Record },
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} :: EntityIndex,
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hooks = {
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[EcsOnAdd] = {},
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},
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nextArchetypeId = 0,
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nextComponentId = 0,
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nextEntityId = 0,
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