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ludic.character: the look goes up and down to 89 degrees (was -55..35), and the orbit's heading holds when the camera is straight over or under the pivot; ludic.aim: aim_ahead, whether a point is before the view

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-29 12:14:04 +03:00
parent 765d800842
commit 0b35f810b6
3 changed files with 21 additions and 2 deletions
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16
packages/ludic.aim/use.ludic
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@ -13,3 +13,19 @@ export function aim_use(aim_st: AimState, kind: int) -> int {
if aim_st.am_kind == kind and aim_st.am_dist < AIM_USE_MAX { return AIM_USE_NOTHING }
return AIM_USE_NEAREST
}
# whether (x, z) is before the view: within `cos_min` of the camera's heading, seen from the body.
# Anything at the feet counts, where a heading means nothing, and so does all of it when the view
# looks straight up or down
const AIM_FEET: float = 1.2
export function aim_ahead(x: float, z: float, cos_min: float) -> bool {
let dx = x - AimView.body_x()
let dz = z - AimView.body_z()
let d = Math.sqrt(dx * dx + dz * dz)
if d < AIM_FEET { return true }
let fx = AimView.fx()
let fz = AimView.fz()
let f = Math.sqrt(fx * fx + fz * fz)
if f < 0.0001 { return true }
return (dx * fx + dz * fz) / (d * f) >= cos_min
}