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ecs: add System:onUpdateEnd, System:onDrawEnd

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Étienne Fildadut 2021-12-27 14:12:08 +01:00
parent f78499e891
commit ce7e54fb69
12 changed files with 154 additions and 34 deletions
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19
ecs/ecs.can
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@ -327,23 +327,36 @@ let system_mt = {
-- @callback
onDestroy = :() end,
--- Called when updating the system.
-- Called before any call to `System:process` or call to subsystems.
-- @callback
-- @number dt delta-time since last update
onUpdate = :(dt) end,
--- Called when drawing the system.
-- Called before any call to `System:draw` or call to subsystems.
-- @callback
onDraw = :() end,
--- Called when updating the system, for every entity the system contains. Called after `System:onUpdate` was called on the system.
--- Called when updating the system, for every entity the system contains.
-- Called after `System:onUpdate` was called on the system, and before any call to subsystems.
-- @callback
-- @tparam Entity e the entity table
-- @tparam Component c the entity's system component, if any
-- @number dt delta-time since last update
process = :(e, c, dt) end,
--- Called when drawing the system, for every entity the system contains. Called after `System:onDraw` was called on the system.
--- Called when drawing the system, for every entity the system contains.
-- Called after `System:onDraw` was called on the system, and before any call to subsystems.
-- @callback
-- @tparam Entity e the entity table
-- @tparam Component c the entity's system component, if any
render = :(e, c) end,
--- Called after updating the system.
-- Called after `System:onDraw`, `System:process` and calls to subsystems.
-- @callback
-- @number dt delta-time since last update
onUpdateEnd = :(dt) end,
--- Called after drawing the system.
-- Called after `System:onUpdate`, `System:render` and calls to subsystems.
-- @callback
onDrawEnd = :() end,
--- Read-only fields.
--
@ -626,6 +639,7 @@ let system_mt = {
for _, s in ipairs(@systems) do
s:update(dt)
end
@onUpdateEnd(dt)
if @interval then
@_waited -= @interval
end
@ -645,6 +659,7 @@ let system_mt = {
for _, s in ipairs(@systems) do
s:draw()
end
@onDrawEnd()
end
end,
--- Trigger a custom callback on a single entity.