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fix: reduce re-ordering on fcp #1117
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,93 @@ | ||
import { Canvas, CanvasEvent, Circle } from '@antv/g'; | ||
import { Renderer as CanvasRenderer } from '@antv/g-canvas'; | ||
import { Renderer as CanvaskitRenderer } from '@antv/g-canvaskit'; | ||
import { Renderer as SVGRenderer } from '@antv/g-svg'; | ||
import { Renderer as WebGLRenderer } from '@antv/g-webgl'; | ||
import * as lil from 'lil-gui'; | ||
import Stats from 'stats.js'; | ||
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/** | ||
* G4.0 @see https://codesandbox.io/s/g-4-0-perf-k2tm35?file=/src/index.tsx | ||
* G5.0 @see https://codesandbox.io/s/g-5-0-perf-forked-jvcidq?file=/index.js | ||
*/ | ||
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// create a renderer | ||
const canvasRenderer = new CanvasRenderer(); | ||
const webglRenderer = new WebGLRenderer(); | ||
const svgRenderer = new SVGRenderer(); | ||
const canvaskitRenderer = new CanvaskitRenderer({ | ||
wasmDir: '/', | ||
}); | ||
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// create a canvas | ||
const canvas = new Canvas({ | ||
container: 'container', | ||
width: 600, | ||
height: 500, | ||
renderer: canvasRenderer, | ||
}); | ||
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canvas.addEventListener(CanvasEvent.READY, () => { | ||
for (let i = 0; i < 5000; i++) { | ||
const circle = new Circle({ | ||
style: { | ||
cx: Math.random() * 600, | ||
cy: Math.random() * 500, | ||
r: 10 + Math.random() * 5, | ||
fill: '#1890FF', | ||
stroke: '#F04864', | ||
lineWidth: 4, | ||
}, | ||
}); | ||
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canvas.appendChild(circle); | ||
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circle.animate([{ opacity: 1 }, { opacity: 0 }], { | ||
duration: 1000, | ||
delay: 1000, | ||
fill: 'both', | ||
iterations: Infinity, | ||
}); | ||
} | ||
}); | ||
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// stats | ||
const stats = new Stats(); | ||
stats.showPanel(0); | ||
const $stats = stats.dom; | ||
$stats.style.position = 'absolute'; | ||
$stats.style.left = '0px'; | ||
$stats.style.top = '0px'; | ||
const $wrapper = document.getElementById('container'); | ||
$wrapper.appendChild($stats); | ||
canvas.addEventListener(CanvasEvent.AFTER_RENDER, () => { | ||
if (stats) { | ||
stats.update(); | ||
} | ||
}); | ||
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// GUI | ||
let currentRenderer = canvasRenderer; | ||
const gui = new lil.GUI({ autoPlace: false }); | ||
$wrapper.appendChild(gui.domElement); | ||
const rendererFolder = gui.addFolder('renderer'); | ||
const rendererConfig = { | ||
renderer: 'canvas', | ||
}; | ||
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rendererFolder | ||
.add(rendererConfig, 'renderer', ['canvas', 'svg', 'webgl', 'webgpu', 'canvaskit']) | ||
.onChange((rendererName) => { | ||
let renderer; | ||
if (rendererName === 'canvas') { | ||
renderer = canvasRenderer; | ||
} else if (rendererName === 'svg') { | ||
renderer = svgRenderer; | ||
} else if (rendererName === 'webgl') { | ||
renderer = webglRenderer; | ||
} else if (rendererName === 'canvaskit') { | ||
renderer = canvaskitRenderer; | ||
} | ||
canvas.setRenderer(renderer); | ||
}); | ||
rendererFolder.open(); |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,67 @@ | ||
import { Canvas, CanvasEvent, Path } from '@antv/g'; | ||
import { Renderer as CanvasRenderer } from '@antv/g-canvas'; | ||
import Stats from 'stats.js'; | ||
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const canvasRenderer = new CanvasRenderer(); | ||
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// create a canvas | ||
const canvas = new Canvas({ | ||
container: 'container', | ||
width: 600, | ||
height: 500, | ||
renderer: canvasRenderer, | ||
}); | ||
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function draw(nodesNum) { | ||
function inner() { | ||
for (let i = 0; i < nodesNum; i++) { | ||
const x = Math.random() * 600; | ||
const y = Math.random() * 500; | ||
const path = canvas.appendChild( | ||
new Path({ | ||
attrs: { | ||
fill: '#C6E5FF', | ||
stroke: '#5B8FF9', | ||
path: ` | ||
M${54.4462133232839 + x},${-6.41757177038063 + y} | ||
L${61.3765714868427 + x},${6.41757177038063 + y} | ||
M${61.3765714868427 + x},${6.41757177038063 + y} | ||
L${61.54285370420826 + x},${0.5852759906612777 + y} | ||
M${61.3765714868427 + x},${6.41757177038063 + y} | ||
L${56.4087962879037 + x},${3.3574192560847824 + y} | ||
`, | ||
}, | ||
}), | ||
); | ||
// path.animate([{ fillOpacity: 0 }, { fillOpacity: 1 }]); | ||
} | ||
} | ||
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inner(); | ||
inner(); | ||
inner(); | ||
inner(); | ||
inner(); | ||
} | ||
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canvas.addEventListener(CanvasEvent.READY, () => { | ||
let nodesNum = 10000; | ||
draw(nodesNum); | ||
}); | ||
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// stats | ||
const stats = new Stats(); | ||
stats.showPanel(0); | ||
const $stats = stats.dom; | ||
$stats.style.position = 'absolute'; | ||
$stats.style.left = '0px'; | ||
$stats.style.top = '0px'; | ||
const $wrapper = document.getElementById('container'); | ||
$wrapper.appendChild($stats); | ||
canvas.addEventListener(CanvasEvent.AFTER_RENDER, () => { | ||
if (stats) { | ||
stats.update(); | ||
} | ||
}); |