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This commit is contained in:
Rhys Lloyd
2025-11-24 11:24:40 -08:00
parent e1dac67aa0
commit 6fe45f4873
1 changed files with 9 additions and 3 deletions
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12
engine/physics/src/minimum_difference.rs
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@@ -288,9 +288,15 @@ fn reduce_simplex(
let uv_p = uv.dot(p);
// if pvw/uvw >= 0 and upw/uvw >= 0 and uvp/uvw >= 0 then
// local direction = Vector3.new(0, 0, 0)
// return direction, a0, a1, b0, b1, c0, c1, d0, d1
// end
// TODO: reduce this
if (pv_w.is_zero()||pv_w.is_negative()^uv_w.is_negative())
||(up_w.is_zero()||up_w.is_negative()^uv_w.is_negative())
||(uv_p.is_zero()||uv_p.is_negative()^uv_w.is_negative()){
// origin is contained, this is a positive detection
// local direction = Vector3.new(0, 0, 0)
// return direction, a0, a1, b0, b1, c0, c1, d0, d1
return (vec3::zero(),simplex);
}
// local uvwSign = uvw < 0 and -1 or uvw > 0 and 1 or 0
// local uvDist = uvp*uvwSign/uv.magnitude