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feat(ecs): thing_nearest_within - the nearest of a kind strictly within a radius, from the grid or the kind's list

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Orkun ÇAKILKAYA 2026-09-27 22:25:34 +03:00
parent 1c7ce84881
commit 0c6235e55b
1 changed files with 9 additions and 0 deletions
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9
packages/ludic.things/near.ludic
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@ -24,3 +24,12 @@ export function thing_of_kind_all(things_st: ThingsState, kind: int, i: int) ->
if i < 0 or i >= len(rows) { return null }
return things_st.th.tab.rec[rows[i]]
}
# the nearest active one of a kind (below 0: any) strictly within maxr of (x, z), or null
export function thing_nearest_within(things_st: ThingsState, kind: int, x: float, z: float, maxr: float) -> Thing {
let tb = things_st.th.tab
var r = -1
if kind < 0 { r = tb_nearest(tb, things_st.th.grid, x, z, maxr, -1, 0) } else { r = tb_nearest_of(tb, things_st.th.grid, things_st.th.kinds, x, z, maxr, kind) }
if r < 0 { return null }
return tb.rec[r]
}