r3f-perf

R3F-Perf

Easily monitor the performances of your React-Three-Fiber application. r3f-perf.js is 6.23 KB and automatically removed in production. See Dev and production build

Installation

yarn add --dev r3f-perf

Options

headless?: false, // Without UI. See Headless section
showGraph?: true // show the graphs
colorBlind?: false // Color blind colors for accessibility
trackGPU?: true // show a graph of the GPU (Experimental, might not be relevant)
openByDefault?: false // show more informations by default

Usage

Simply add the the profiler component in your app

import { Canvas } from 'react-three-fiber'
import { Perf } from 'r3f-perf'

<Canvas>
  <Perf />
</Canvas>

Usage without interface : headless mode

import { Canvas } from 'react-three-fiber'
import { Perf, usePerf } from 'r3f-perf'

const PerfHook = () => {
  const { gl, log } = usePerf()
  console.log(gl, log)
  return null
}

export default function App() {
  return (
    <Canvas>
      <Perf headless />
      <PerfHook />
    </Canvas>
  );
}

SSR

The tool work with any server side rendering framework. You can try with Next and React-Three-Fiber using this starter : https://github.com/RenaudRohlinger/r3f-next-starter

Dev and production build

R3F-Perf is automatically removed from the production build based on the process.env.NODE_ENV.

To render R3F-Perf even in production :

import { Perf } from 'r3f-perf/dist/r3f-perf.cjs.development.js'

Todo

• Fix NaN number on init
• Improved readme
• Log the numbers of programs(shader) used in real-time
• Tool in full size by default parameter
• Position parameter
• Values and graphs refresh frequency parameter
• Fix graph SVG position if too low (not visible)

Contributor

More tool and r3f tips on my twitter @onirenaud