JavaScript APImath

math.getDirectionX

Section: Math

What it does

math.getDirectionX reads DirectionX on a math object. It takes angle and speed.

Signature

math.getDirectionX(angle, speed)

Arguments

  • angle
  • speed

Example · generated

function update(dt) {  const directionX = math.getDirectionX(45, 1);}

math.getDirectionX is called with values of the shape its signature asks for. The code sits in update(dt), which the engine calls every frame: dt is the time since the last one, in seconds.

40 members in math