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SurfaceParametric

oxiphysics_geometry::procedural_geometry::types

Struct SurfaceParametric 

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pub struct SurfaceParametric {
    pub control_net: Vec<Vec<[f64; 3]>>,
}
Expand description

Parametric surface types: tensor product, Coons patch.

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§control_net: Vec<Vec<[f64; 3]>>

Control net: rows × cols array of 3D control points

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impl SurfaceParametric

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pub fn new(control_net: Vec<Vec<[f64; 3]>>) -> Self

Create a new parametric surface from a control net.

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pub fn tensor_bezier(&self, u: f64, v: f64) -> [f64; 3]

Evaluate a tensor-product Bézier surface at parameters (u, v).

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pub fn coons_patch(&self, u: f64, v: f64) -> [f64; 3]

Evaluate a bilinear Coons patch at parameters (u, v).

Requires exactly a 2×2 control net (four corner points).

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pub fn normal(&self, u: f64, v: f64) -> [f64; 3]

Compute the approximate surface normal at (u, v) using finite differences.

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pub fn sample(&self, nu: usize, nv: usize) -> Vec<Vec<[f64; 3]>>

Sample the surface at nu × nv grid points.

Trait Implementations§

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impl Clone for SurfaceParametric

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fn clone(&self) -> SurfaceParametric

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for SurfaceParametric

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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🔬This is a nightly-only experimental API. (clone_to_uninit)
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