antv-l7/stories/MultiPassRenderer/components/TAA.tsx

106 lines
2.2 KiB
TypeScript

// @ts-ignore
import { PolygonLayer } from '@l7/layers';
// @ts-ignore
import { Scene } from '@l7/scene';
import * as dat from 'dat.gui';
import * as React from 'react';
export default class TAA extends React.Component {
private gui: dat.GUI;
private $stats: Node;
private scene: Scene;
public componentWillUnmount() {
if (this.gui) {
this.gui.destroy();
}
if (this.$stats) {
document.body.removeChild(this.$stats);
}
this.scene.destroy();
}
public async componentDidMount() {
const response = await fetch(
'https://gw.alipayobjects.com/os/basement_prod/d2e0e930-fd44-4fca-8872-c1037b0fee7b.json',
);
const data = await response.json();
const scene = new Scene({
id: 'map',
type: 'mapbox',
style: 'mapbox://styles/mapbox/streets-v9',
center: [110.19382669582967, 50.258134],
pitch: 0,
zoom: 3,
});
const layer = new PolygonLayer({
enablePicking: true,
enableHighlight: true,
enableTAA: true,
jitterScale: 1,
// passes: [
// 'blurH',
// [
// 'blurV',
// {
// blurRadius: 8,
// },
// ],
// ],
});
layer
.source(data)
.size('name', [0, 10000, 50000, 30000, 100000])
.color('name', [
'#2E8AE6',
'#69D1AB',
'#DAF291',
'#FFD591',
'#FF7A45',
'#CF1D49',
])
.shape('fill')
.style({
opacity: 0.8,
});
scene.addLayer(layer);
scene.render();
this.scene = scene;
/*** 运行时修改样式属性 ***/
const gui = new dat.GUI();
this.gui = gui;
const styleOptions = {
jitterScale: 1,
};
const pointFolder = gui.addFolder('TAA 配置');
pointFolder
.add(styleOptions, 'jitterScale', 0, 100)
.onChange((jitterScale: number) => {
layer.style({
jitterScale,
});
scene.render();
});
pointFolder.open();
}
public render() {
return (
<div
id="map"
style={{
position: 'absolute',
top: 0,
left: 0,
right: 0,
bottom: 0,
}}
/>
);
}
}