Module vec3 

3-D vector helpers.

Functions

add

a + b.

cross

a × b.

distance

Euclidean distance |a - b|.

dot

a · b.

from_xy

Lift a 2-D vector into 3-D with the given Z component.

lerp

Linear interpolation a + t * (b - a).

norm

|a|.

norm_squared

|a|².

normalize

Unit vector or [0, 0, 0] if |a| is below machine epsilon.

scale

a * s.

sub

a - b.

xy

Project v onto the horizontal XY plane (drop Z).

Type Aliases

Vec3

3-D vector in metres.