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This commit is contained in:
aaron 2024-06-20 17:36:25 +01:00
parent 67e87110c7
commit f2de9b0e63
25 changed files with 315 additions and 364 deletions
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24
src/spring.luau
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@ -24,14 +24,13 @@ Unsupported datatypes:
local throw = require(script.Parent.throw)
local graph = require(script.Parent.graph)
type Node<T> = graph.Node<T>
type StartNode<T> = graph.StartNode<T>
type SourceNode<T> = graph.SourceNode<T>
local create_node = graph.create_node
local create_start_node = graph.create_start_node
local assert_owning_scope = graph.assert_owning_scope
local create_source_node = graph.create_source_node
local assert_stable_scope = graph.assert_stable_scope
local evaluate_node = graph.evaluate_node
local update = graph.update
local set_owner = graph.set_owner
local track = graph.track
local update_descendants = graph.update_descendants
local push_child_to_scope = graph.push_child_to_scope
local UPDATE_RATE = 120
local TOLERANCE = 0.0001
@ -146,11 +145,11 @@ setmetatable(vec6_to_type, invalid_type)
-- maps spring data to its corresponding output node
-- lifetime of spring data is tied to output node
local springs: { [SpringData<any>]: StartNode<any> } = {}
local springs: { [SpringData<any>]: SourceNode<any> } = {}
setmetatable(springs, { __mode = "v" })
local function spring<T>(source: () -> T, period: number?, damping_ratio: number?): () -> T
local owner = assert_owning_scope()
local owner = assert_stable_scope()
-- https://en.wikipedia.org/wiki/Damping
@ -182,7 +181,7 @@ local function spring<T>(source: () -> T, period: number?, damping_ratio: number
source_value = false :: any,
}
local output = create_start_node(false :: any)
local output = create_source_node(false :: any)
local function updater_effect()
local value = source()
@ -192,9 +191,8 @@ local function spring<T>(source: () -> T, period: number?, damping_ratio: number
return value
end
local updater = create_node(false :: any, updater_effect)
local updater = create_node(owner, updater_effect, false :: any)
set_owner(updater, owner)
evaluate_node(updater)
-- set initial position to goal
@ -204,7 +202,7 @@ local function spring<T>(source: () -> T, period: number?, damping_ratio: number
output.cache = data.source_value
return function()
track(output)
push_child_to_scope(output)
return output.cache
end
end
@ -269,7 +267,7 @@ local function update_spring_sources()
output.cache = vec6_to_type[typeof(data.source_value)](x0_123, x0_456)
end
update(output)
update_descendants(output)
end
for _, data in next, remove_queue do