splines/b

Types

pub type BSpline(a) {
  BSpline(
    points: vec4.Vec4(a),
    scale: fn(a, Float) -> a,
    sum: fn(List(a)) -> a,
  )
}

BSpline(
  points: vec4.Vec4(a),
  scale: fn(a, Float) -> a,
  sum: fn(List(a)) -> a,
)

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pub fn new_2d(
  p0: vec2.Vec2(Float),
  p1: vec2.Vec2(Float),
  p2: vec2.Vec2(Float),
  p3: vec2.Vec2(Float),
) -> BSpline(vec2.Vec2(Float))

Constructs a 2d B-spline, given the four control-points as Vec2fs.

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pub fn new_3d(
  p0: vec3.Vec3(Float),
  p1: vec3.Vec3(Float),
  p2: vec3.Vec3(Float),
  p3: vec3.Vec3(Float),
) -> BSpline(vec3.Vec3(Float))

Constructs a 3d B-spline, given the four control-points as Vec3fs.

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pub fn sample(curve: BSpline(a), t: Float) -> a

Samples any B-spline at time t, where 0.0 <= t <= 1.0 (usually).