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Merged
ameligrana merged 5 commits into from
Feb 22, 2026
Merged

Use @unchecked for entity iteration in steps for Ark #84

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bf132f5
Use @unchecked for entity iteration in steps
ameligrana Feb 22, 2026
0804f04
Update Schelling.jl
ameligrana Feb 22, 2026
fdd5d80
Update Flocking.jl
ameligrana Feb 22, 2026
39d9031
Update Project.toml
ameligrana Feb 22, 2026
4fced2d
Update README.md
ameligrana Feb 22, 2026
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2 changes: 1 addition & 1 deletion Flocking/Ark/Flocking.jl
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Expand Up @@ -109,7 +109,7 @@ function flocking_step!(world::World, rng)
entities = buffers.entities
shuffle!(rng, entities)

for entity in entities
@unchecked for entity in entities
pos_comp, vel_comp, param = get_components(world, entity, (Position, Velocity, BirdParams))
pos, vel = pos_comp.p, vel_comp.v

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1 change: 1 addition & 0 deletions Project.toml
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Expand Up @@ -8,4 +8,5 @@ StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"

[compat]
Ark = "0.4"
PrettyTables = "2"
13 changes: 7 additions & 6 deletions README.md
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Expand Up @@ -14,14 +14,14 @@ These are the results of the latest comparison:

| Model/Framework | Agents.jl 6.2.10 | Ark.jl 0.3.2 | MASON 22.0 | Netlogo 6.4.0 | Mesa 3.2.0 |
|:------------------:|:------------------:|:--------------:|:------------:|:---------------:|:------------:|
| WolfSheep-small (Time-Ratio) | 1.0 | **0.39** | 5.29 | 9.94 | 9.38 |
| WolfSheep-large (Time-Ratio) | 1.0 | **0.24** | 7.8 | 4.81 | 3.28 |
| WolfSheep-small (Time-Ratio) | 1.0 | **0.34** | 5.29 | 9.94 | 9.38 |
| WolfSheep-large (Time-Ratio) | 1.0 | **0.14** | 7.8 | 4.81 | 3.28 |
| WolfSheep (Lines of Code) | **73** | 149 | 202 | 137 (871) | 118 |
| Flocking-small (Time-Ratio) | 1.0 | **0.75** | 1.42 | 15.37 | 159.29 |
| Flocking-large (Time-Ratio) | 1.0 | **0.4** | 0.61 | 19.14 | 59.5 |
| Flocking-small (Time-Ratio) | 1.0 | **0.73** | 1.42 | 15.37 | 159.29 |
| Flocking-large (Time-Ratio) | 1.0 | **0.36** | 0.61 | 19.14 | 59.5 |
| Flocking (Lines of Code) | **42** | 137 | 159 | 82 (689) | 94 |
| Schelling-small (Time-Ratio) | 1.0 | **0.67** | 1.19 | 11.39 | 29.73 |
| Schelling-large (Time-Ratio) | 1.0 | **0.68** | 1.51 | 14.33 | 26.66 |
| Schelling-small (Time-Ratio) | 1.0 | **0.61** | 1.19 | 11.39 | 29.73 |
| Schelling-large (Time-Ratio) | 1.0 | **0.59** | 1.51 | 14.33 | 26.66 |
| Schelling (Lines of Code) | **26** | 78 | 129 | 54 (739) | 33 |

## How it works
Expand Down Expand Up @@ -98,3 +98,4 @@ If you are using WSL make sure that you move to a folder inside the subsystem be




2 changes: 1 addition & 1 deletion Schelling/Ark/Schelling.jl
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Expand Up @@ -58,7 +58,7 @@ function schelling_step!(world::World, rng)
all_entities = buffers.entities
shuffle!(rng, all_entities)

@inbounds for entity in all_entities
@inbounds @unchecked for entity in all_entities
pos, group = get_components(world, entity, (Position, Group))

count_neighbors_same_group = 0
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4 changes: 2 additions & 2 deletions WolfSheep/Ark/WolfSheep.jl
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Expand Up @@ -86,7 +86,7 @@ function swap_remove!(v::Vector{Entity}, x::Entity)
end

function sheep_step!(world::World, rng, entities, params, grass, sheep_grid)
for entity in entities
@unchecked for entity in entities
pos, energy_comp = get_components(world, entity, (Position, Energy))
energy = energy_comp.e

Expand Down Expand Up @@ -118,7 +118,7 @@ function sheep_step!(world::World, rng, entities, params, grass, sheep_grid)
end

function wolf_step!(world::World, rng, entities, params, sheep_grid)
for entity in entities
@unchecked for entity in entities
pos, energy_comp = get_components(world, entity, (Position, Energy))
energy = energy_comp.e

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