JavaScript APIphysics2D

physics2D.rayCast

Section: Physics 2D (Box2D)

What it does

physics2D.rayCast takes x1, y1, x2 and y2.

Signature

physics2D.rayCast(x1, y1, x2, y2)

Arguments

  • x1
  • y1
  • x2
  • y2

Example · generated

function update(dt) {  physics2D.rayCast(100, 120, 100, 120);}

physics2D.rayCast 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.

7 members in physics2D