Calculates the unit normal vector of a parametric curve at a value.
The function
The value
const circle = Chalkboard.real.define((t) => Math.cos(t), (t) => Math.sin(t));const normal = Chalkboard.calc.normal(circle, 0); // Returns approximately (-1, 0) Copy
const circle = Chalkboard.real.define((t) => Math.cos(t), (t) => Math.sin(t));const normal = Chalkboard.calc.normal(circle, 0); // Returns approximately (-1, 0)
Calculates the unit normal vector of a parametric curve at a value.