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Planned This feature is planned but not yet implemented.
Feature: Kernel dynamic shape support
Failure Output
error[KORU010]: stray continuation line without Koru construct
--> tests/regression/300_ADVANCED_FEATURES/390_KERNEL/390_004_dynamic_shape/input.kz:27:5
|
27 | | kernel s |> std/io:print.blk {
| ^Code
// TEST: kernel.pairwise basic iteration
//
// k comes from the continuation binding | kernel k |>
// k.X refers to kernel_k[i]
// k.other.X refers to kernel_k[j]
~import std/kernel
// This needs to be module scoped
~std/kernel:shape(Body) {
id: u32,
x: f64,
y: f64,
mass: f64,
}
// Pairwise: each body accumulates mass from its "other" pair
// Pairs: (0,1), (0,2), (1,2)
// Body 0: 1 + 2 + 3 = 6
// Body 1: 2 + 3 = 5
// Body 2: 3 (unchanged)
~std/kernel:initialize(Body) {
{ id: 1, x: 0.0, y: 0.0, mass: 1.0 },
{ id: 2, x: 1.0, y: 0.0, mass: 2.0 },
{ id: 3, x: 2.0, y: 0.0, mass: 3.0 },
} | kernel k |> std/kernel:pairwise { k.mass += k.other.mass }
| kernel s |> std/io:print.blk {
mass[0]={{s[0].mass}} mass[1]={{s[1].mass}} mass[2]={{s[2].mass}}
}
Expected output
mass[0]=6, mass[1]=5, mass[2]=3
Flows
flow ~shape click a branch to expand · @labels scroll to their anchor
shape (expr: Body, source: id: u32,
x: f64,
y: f64,
mass: f64,)
flow ~initialize click a branch to expand · @labels scroll to their anchor
initialize (Body, source: { id: 1, x: 0.0, y: 0.0, mass: 1.0 },
{ id: 2, x: 1.0, y: 0.0, mass: 2.0 },
{ id: 3, x: 2.0, y: 0.0, mass: 3.0 },
} | kernel k |> std/kernel:pairwise { k.mass += k.other.mass }
| kernel s |> std/io:print.blk {
mass[0]={{s[0].mass}} mass[1]={{s[1].mass}} mass[2]={{s[2].mass}}
})
Test Configuration
MUST_RUN