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Optimize moving archetype
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Ukendio
parent
7c8358656a
commit
4ff492ceaf
2 changed files with 91 additions and 84 deletions
81
jecs.luau
81
jecs.luau
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@ -439,6 +439,7 @@ end
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local function archetype_move(
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entity_index: EntityIndex,
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entity: Entity,
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to: Archetype,
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dst_row: i24,
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from: Archetype,
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@ -452,48 +453,58 @@ local function archetype_move(
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local id_types = from.types
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local columns_map = to.columns_map
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for i, column in src_columns do
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if column == NULL_ARRAY then
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continue
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end
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-- Retrieves the new column index from the source archetype's record from each component
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-- We have to do this because the columns are tightly packed and indexes may not correspond to each other.
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local dst_column = columns_map[id_types[i]]
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-- Sometimes target column may not exist, e.g. when you remove a component.
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if dst_column then
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dst_column[dst_row] = column[src_row]
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end
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if src_row ~= last then
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-- If the entity is the last row in the archetype then swapping it would be meaningless.
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if src_row ~= last then
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for i, column in src_columns do
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if column == NULL_ARRAY then
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continue
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end
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-- Retrieves the new column index from the source archetype's record from each component
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-- We have to do this because the columns are tightly packed and indexes may not correspond to each other.
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local dst_column = columns_map[id_types[i]]
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-- Sometimes target column may not exist, e.g. when you remove a component.
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if dst_column then
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dst_column[dst_row] = column[src_row]
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end
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-- Swap rempves columns to ensure there are no holes in the archetype.
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column[src_row] = column[last]
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column[last] = nil
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end
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column[last] = nil
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end
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local moved = #src_entities
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-- Move the entity from the source to the destination archetype.
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-- Because we have swapped columns we now have to update the records
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-- corresponding to the entities' rows that were swapped.
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local e1 = src_entities[src_row]
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local e2 = src_entities[moved]
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-- Move the entity from the source to the destination archetype.
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-- Because we have swapped columns we now have to update the records
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-- corresponding to the entities' rows that were swapped.
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if src_row ~= moved then
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local e2 = src_entities[last]
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src_entities[src_row] = e2
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local sparse_array = entity_index.sparse_array
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local record2 = sparse_array[ECS_ENTITY_T_LO(e2 :: number)]
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record2.row = src_row
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else
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for i, column in src_columns do
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if column == NULL_ARRAY then
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continue
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end
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-- Retrieves the new column index from the source archetype's record from each component
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-- We have to do this because the columns are tightly packed and indexes may not correspond to each other.
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local dst_column = columns_map[id_types[i]]
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-- Sometimes target column may not exist, e.g. when you remove a component.
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if dst_column then
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dst_column[dst_row] = column[src_row]
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end
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column[last] = nil
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end
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end
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src_entities[moved] = nil :: any
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dst_entities[dst_row] = e1
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local sparse_array = entity_index.sparse_array
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local record1 = sparse_array[ECS_ENTITY_T_LO(e1 :: number)]
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local record2 = sparse_array[ECS_ENTITY_T_LO(e2 :: number)]
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record1.row = dst_row
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record2.row = src_row
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src_entities[last] = nil :: any
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dst_entities[dst_row] = entity
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end
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local function archetype_append(
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@ -526,7 +537,7 @@ local function entity_move(
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local sourceRow = record.row
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local from = record.archetype
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local dst_row = archetype_append(entity, to)
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archetype_move(entity_index, to, dst_row, from, sourceRow)
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archetype_move(entity_index, entity, to, dst_row, from, sourceRow)
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record.archetype = to
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record.row = dst_row
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end
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@ -2394,7 +2405,7 @@ local function world_new()
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return entity
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else
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for i = eindex_max_id + 1, index do
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eindex_sparse_array[i] = { dense = i } :: Record
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eindex_sparse_array[i]= { dense = i } :: Record
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eindex_dense_array[i] = i
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end
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entity_index.max_id = index
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@ -2459,8 +2470,8 @@ local function world_new()
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local idr_archetype = archetypes[archetype_id]
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local entities = idr_archetype.entities
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local n = #entities
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table.move(entities, 1, n, count + 1, queue)
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count += n
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table.move(entities, 1, n, #queue + 1, queue)
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end
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for _, e in queue do
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inner_world_remove(world, e, entity)
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@ -22,57 +22,10 @@ type Entity<T=nil> = jecs.Entity<T>
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type Id<T=unknown> = jecs.Id<T>
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local entity_visualiser = require("@tools/entity_visualiser")
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local lifetime_tracker_add = require("@tools/lifetime_tracker")
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local dwi = entity_visualiser.stringify
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TEST("repro#", function()
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do CASE "pair(OnDelete, Delete)"
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local world = jecs.world()
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local ct = world:component()
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world:add(ct, jecs.pair(jecs.OnDelete, jecs.Delete))
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TEST("repro", function()
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local e1 = world:entity()
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local e2 = world:entity()
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local dummy = world:entity()
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world:add(e1, ct)
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world:add(e2, jecs.pair(ct, dummy))
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world:delete(dummy)
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CHECK(world:contains(e2))
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world:delete(ct)
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CHECK(not world:contains(e1))
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end
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do CASE "pair(OnDeleteTarget, Delete)"
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print("start")
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local world = jecs.world()
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local ct = world:component()
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world:add(ct, jecs.pair(jecs.OnDeleteTarget, jecs.Delete))
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local e1 = world:entity()
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local e2 = world:entity()
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-- local dummy = world:entity()
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print("flags")
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world:add(e1, ct)
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print(world.component_index[ct].flags)
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-- world:add(e2, jecs.pair(ct, dummy))
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-- world:delete(dummy)
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-- CHECK(not world:contains(e2))
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world:delete(ct)
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CHECK(world:contains(e1))
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end
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end)
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@ -433,8 +386,51 @@ TEST("world:contains()", function()
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end)
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TEST("world:delete()", function()
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do CASE "pair(OnDelete, Delete)"
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local world = jecs.world()
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local ct = world:component()
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world:add(ct, jecs.pair(jecs.OnDelete, jecs.Delete))
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local e1 = world:entity()
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local e2 = world:entity()
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local dummy = world:entity()
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world:add(e1, ct)
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world:add(e2, jecs.pair(ct, dummy))
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world:delete(dummy)
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CHECK(world:contains(e2))
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world:delete(ct)
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CHECK(not world:contains(e1))
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end
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do CASE "pair(OnDeleteTarget, Delete)"
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local world = jecs.world()
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local ct = world:component()
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world:add(ct, jecs.pair(jecs.OnDeleteTarget, jecs.Delete))
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local e1 = world:entity()
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local e2 = world:entity()
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local dummy = world:entity()
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world:add(e1, ct)
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world:add(e2, jecs.pair(ct, dummy))
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world:delete(dummy)
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CHECK(not world:contains(e2))
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world:delete(ct)
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CHECK(world:contains(e1))
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end
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do CASE "remove (*, R) pairs when relationship is invalidated"
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print("-------")
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local world = jecs.world()
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local e1 = world:entity()
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local e2 = world:entity()
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