View Source SpaceDust.Math.Vector (Space Dust v0.3.0)

Vector operations

Summary

Types

vector()

Functions

add(a, b)

add two 3D vectors

angle(a, b)

angle between two 3D vectors

cross(a, b)

cross product of two 3D vectors

dot(a, b)

dot product of two 3D vectors

fromList(list)

create a 3D vector from a list

magnitude(a)

magnitude of a 3D vector

normalize(a)

normalize a 3D vector

rotate(a, m)

rotate a 3D vector by a 3x3 matrix

rotateAroundAxis(a, axis, angle)

rotate a 3D vector around an axis by an angle

rotateX(a, angle)

rotate a 3D vector about the x-axis

rotateY(a, angle)

rotate a 3D vector about the y-axis

rotateZ(a, angle)

rotate a 3D vector about the z-axis

scale(a, s)

scale a 3D vector

subtract(a, b)

subtract two 3D vectors

Types

vector()

@type vector() :: %SpaceDust.Math.Vector.Vector3D{
  x: number(),
  y: number(),
  z: number()
}

Functions

add(a, b)

@spec add(vector(), vector()) :: vector()

add two 3D vectors

angle(a, b)

@spec angle(vector(), vector()) :: number()

angle between two 3D vectors

cross(a, b)

@spec cross(vector(), vector()) :: vector()

cross product of two 3D vectors

dot(a, b)

@spec dot(vector(), vector()) :: number()

dot product of two 3D vectors

fromList(list)

@spec fromList([number()]) :: vector()

create a 3D vector from a list

magnitude(a)

@spec magnitude(vector()) :: number()

magnitude of a 3D vector

normalize(a)

@spec normalize(vector()) :: vector()

normalize a 3D vector

rotate(a, m)

@spec rotate(vector(), SpaceDust.Math.Matrix.matrix()) :: vector()

rotate a 3D vector by a 3x3 matrix

rotateAroundAxis(a, axis, angle)

@spec rotateAroundAxis(vector(), vector(), number()) :: vector()

rotate a 3D vector around an axis by an angle

rotateX(a, angle)

@spec rotateX(vector(), number()) :: vector()

rotate a 3D vector about the x-axis

rotateY(a, angle)

@spec rotateY(vector(), number()) :: vector()

rotate a 3D vector about the y-axis

rotateZ(a, angle)

@spec rotateZ(vector(), number()) :: vector()

rotate a 3D vector about the z-axis

scale(a, s)

@spec scale(vector(), number()) :: vector()

scale a 3D vector

subtract(a, b)

@spec subtract(vector(), vector()) :: vector()

subtract two 3D vectors