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SignedDistance

oxiphysics_collision::proximity

Struct SignedDistance 

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pub struct SignedDistance;
Expand description

Signed distance field (SDF) combinators and primitive SDFs.

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impl SignedDistance

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pub fn sphere(p: [f64; 3], center: [f64; 3], radius: f64) -> f64

Signed distance from point p to a sphere (center, radius).

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pub fn box_sdf(p: [f64; 3], h: [f64; 3]) -> f64

Signed distance from point p to axis-aligned box centered at origin with half-extents h.

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pub fn cylinder(p: [f64; 3], radius: f64) -> f64

Signed distance from point p to an infinite cylinder along Y axis, radius r.

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pub fn union(d1: f64, d2: f64) -> f64

Union of two SDFs: min(d1, d2).

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pub fn intersection(d1: f64, d2: f64) -> f64

Intersection of two SDFs: max(d1, d2).

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pub fn subtraction(d1: f64, d2: f64) -> f64

Subtraction of two SDFs: max(d1, -d2).

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pub fn smooth_union(d1: f64, d2: f64, k: f64) -> f64

Smooth union with blending radius k.

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pub fn convex_polygon_2d(p: [f64; 2], verts: &[[f64; 2]]) -> f64

Signed distance from point to convex polygon (2D, in XY plane).

Returns negative if p is inside the polygon, positive if outside. Assumes counter-clockwise vertex ordering for correct sign.

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fn fmt_binary(self) -> FmtBinary<Self>
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