Purpose

Tempus allows you to merge all your requestAnimationFrame (rAF) loops in one for better performance and gives you better control over their execution priority.

Installation

$ npm i @darkroom.engineering/tempus

Usage

import Tempus from '@darkroom.engineering/tempus'

function onFrame(time, deltaTime) {
  // called every frame
}

// subscribe
const unsubscribe = Tempus.add(onFrame, 0)

// unsubscribe
unsubscribe()
// OR
Tempus.remove(onFrame)

Methods

• add(callback, priority)
• remove(callback)

Examples

Lenis

Tempus.add((time) => {
  lenis.raf(time)
}, 0);

React

import { useFrame } from '@darkroom.engineering/hamo'

function Component() {
  useFrame((time, deltaTime) => {
    // called every frame
  })
}

GSAP

gsap.ticker.remove(gsap.updateRoot);

Tempus.add((time) => {
  gsap.updateRoot(time / 1000);
}, 0);