What it does
math.PI is a value to read rather than a call: it is written without parentheses.
Signature
math.PIArguments
It takes none.
Example · generated
function update(dt) { const PI = math.PI;}math.PI 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.