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feat(nav): nav_next_corner - a way's next corner read back as the nearest point is, so a walker's question and a goal share one answer and a game needs no state of its own for them

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-27 22:01:42 +03:00
parent 6ccbed923e
commit de9c92b360
3 changed files with 23 additions and 0 deletions
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12
packages/ludic.nav/tests/nav_test.ludic
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@ -76,6 +76,18 @@ program NavTest {
expect_eq(nav_near_z(nav_st), z7)
}
test "the next corner is the path's second, read back as the nearest point" (nav_st: mut NavState) {
expect(meadow(nav_st, NAV_PERSON, 0, true))
let n = nav_path(nav_st, NAV_PERSON, 0, 5.0, 0.0, 20.0, 35.0, 0.0, 20.0)
let cx = nav_corner_x(nav_st, 1)
let cz = nav_corner_z(nav_st, 1)
expect(n >= 3)
expect(nav_next_corner(nav_st, NAV_PERSON, 0, 5.0, 0.0, 20.0, 35.0, 0.0, 20.0))
expect_near(nav_near_x(nav_st), cx, 0.0001)
expect_near(nav_near_z(nav_st), cz, 0.0001)
expect(not nav_next_corner(nav_st, NAV_PERSON, 0, -50.0, 0.0, -50.0, 35.0, 0.0, 20.0))
}
test "a filter that dislikes a band of thicket walks round it; the plain one goes through" (nav_st: mut NavState) {
expect(meadow(nav_st, NAV_PERSON, 3, false))
nav_area_cost(nav_st, NAV_PERSON, 1, 2, 20.0)