BlackMATov/evolved.lua
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fix example

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BlackMATov
2025-02-17 13:55:35 +07:00
parent 6a7c5d7c62
commit 89a39ff0d8
1 changed files with 13 additions and 10 deletions
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develop/example.lua
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@@ -58,16 +58,14 @@ local integrate_forces_system = evo.system()
evo.get(singles.physics_gravity, singles.physics_gravity) evo.get(singles.physics_gravity, singles.physics_gravity)
---@type vector2[], vector2[] ---@type vector2[], vector2[]
local forces, velocities = evo.select(chunk, fragments.force, fragments.velocity) local forces, velocities = evo.select(chunk,
fragments.force, fragments.velocity)
for i = 1, entity_count do for i = 1, entity_count do
local force, velocity = forces[i], velocities[i] local force, velocity = forces[i], velocities[i]
force.x = force.x + physics_gravity.x * delta_time velocity.x = (physics_gravity.x + force.x) * delta_time
force.y = force.y + physics_gravity.y * delta_time velocity.y = (physics_gravity.y + force.y) * delta_time
velocity.x = velocity.x + force.x * delta_time
velocity.y = velocity.y + force.y * delta_time
end end
end):build() end):build()
@@ -80,14 +78,18 @@ local integrate_velocities_system = evo.system()
local delta_time = local delta_time =
evo.get(singles.delta_time, singles.delta_time) evo.get(singles.delta_time, singles.delta_time)
---@type vector2[], vector2[] ---@type vector2[], vector2[], vector2[]
local positions, velocities = evo.select(chunk, fragments.position, fragments.velocity) local forces, positions, velocities = evo.select(chunk,
fragments.force, fragments.position, fragments.velocity)
for i = 1, entity_count do for i = 1, entity_count do
local position, velocity = positions[i], velocities[i] local force, position, velocity = forces[i], positions[i], velocities[i]
position.x = position.x + velocity.x * delta_time position.x = position.x + velocity.x * delta_time
position.y = position.y + velocity.y * delta_time position.y = position.y + velocity.y * delta_time
force.x = 0
force.y = 0
end end
end):build() end):build()
@@ -96,7 +98,8 @@ local graphics_system = evo.system()
:query(queries.bodies) :query(queries.bodies)
:execute(function(chunk, entities, entity_count) :execute(function(chunk, entities, entity_count)
---@type vector2[] ---@type vector2[]
local positions = evo.select(chunk, fragments.position) local positions = evo.select(chunk,
fragments.position)
for i = 1, entity_count do for i = 1, entity_count do
local entity, position = entities[i], positions[i] local entity, position = entities[i], positions[i]