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antv-l7
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fix removelayer 不能重绘的问题 

fix 文本渲染stroke不生效的问题
This commit is contained in:
thinkinggis 2019-09-11 20:59:25 +08:00
parent 1eebca1c4c
commit 33274bf610
11 changed files with 220 additions and 69 deletions
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0
demos/assets/bezier.js Normal file
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82
demos/line.html
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@ -31,59 +31,47 @@
var buildLayer =null; var buildLayer =null;
const scene = new L7.Scene({ const scene = new L7.Scene({
id: 'map', id: 'map',
mapStyle: 'amap://styles/c9f1d10cae34f8ab05e425462c5a58d7', // 样式URL mapStyle: 'normal', // 样式URL
center: [120.102915,30.261396], center: [120.1998700000, 30.2638300000],
pitch: 0, pitch: 0,
zoom: 12, zoom: 14,
minZoom: 5, minZoom: 5,
maxZoom: 18 maxZoom: 18
}); });
scene.on('loaded', () => { scene.on('loaded', () => {
$.get('https://gw.alipayobjects.com/os/basement_prod/a0f3363f-4f95-4145-9161-cca6b9134277.json',(data)=>{ const layer = scene.LineLayer({
let startTime = 3600 * 6; zIndex: 3
const interval = 3600; }).source([{
const mapData = { 'x': 120.1998700000,
"type": "FeatureCollection", 'y': 30.2638300000,
"features": [] 'x1': 119.575328,
}; 'y1': 30.106775
mapData.features = data.features.filter((feature)=>{ }],{
const time = feature.properties.time; parser: {
const type = feature.properties.type type: 'json',
return time >= startTime && time <= (startTime + interval) x: 'x',
y: 'y',
}) x1: 'x1',
const linelayer = scene.LineLayer({ y1: 'y1'
zIndex: 2
})
.shape('line')
.size([2,0])
.source(mapData)
.color('type',function(type){
return type ==='pjc_end' ? '#2b83ba' :'#d7191c'
})
.animate({
enable:true,
interval:0.8,
duration:2,
trailLength:0.2,
})
.render();
setInterval(()=>{
startTime += interval
document.getElementById('timepannel').innerHTML=`时间:${startTime / 3600}时`
mapData.features = data.features.filter((feature)=>{
const time = feature.properties.time;
const type = feature.properties.type
return time >= startTime && time <= (startTime + interval)
})
if(startTime == interval * 24) {
startTime = 3600 * 6;
} }
//if( mapData.features.length ==0) return; }).shape('greatCircle').size(2).color('rgb(13,64,140)').animate({
linelayer.setData(mapData); enable: false,
interval: 1,
},2000) duration: 2,
}); trailLength: 0.8
}).style({
opacity: 1
}).render()
console.log(layer);
new L7.Marker({
color: 'red'
}).setLnglat([120.1998700000, 30.2638300000]).addTo(scene);
scene.map.add(new AMap.Marker({
position: new AMap.LngLat(120.1998700000, 30.2638300000),
// icon: icon, // 添加 Icon 实例
zoom: 13,
//offset: new AMap.Pixel(-0.2 * this.rem, -0.4 * this.rem)
}))
}) })
</script> </script>
</body> </body>

162
demos/world.html Normal file
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@ -0,0 +1,162 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<meta name="geometry" content="diagram">
<link rel="stylesheet" href="./assets/common.css">
<link rel="stylesheet" href="./assets/info.css">
<title>hexagon demo</title>
<style>
body {margin: 0;}
#map { position:absolute; top:0; bottom:0; width:100%; }
</style>
</head>
<body>
<div id="map"></div>
<script src="https://webapi.amap.com/maps?v=1.4.8&key=15cd8a57710d40c9b7c0e3cc120f1200&plugin=Map3D"></script>
<script src="./assets/jquery-3.2.1.min.js"></script>
<script src='https://npmcdn.com/@turf/turf/turf.min.js'></script>
<script src="../build/L7.js"></script>
<script>
const colorObj ={
blue: ["#E8FCFF", "#CFF6FF", "#98E3FA", "#65CEF7", "#3CB4F0", "#2894E0", "#1A76C7", "#105CB3", "#0D408C", "#002466"],
red: ["#FFF4F2", "#FFDFDB", "#FAADAA", "#F77472", "#F04850", "#D63147", "#BD223E", "#A81642", "#820C37", "#5C0023"],
orange:["#FFF7EB", "#FFECD4", "#FAD09D", "#F7B16A", "#F08D41", "#DB6C2C", "#C2491D", "#AD2B11", "#871D0C", "#610800"],
green:["#FAFFF0", "#EBF7D2", "#C8E695", "#A5D660", "#7DC238", "#59A616", "#3F8C0B", "#237804", "#125200", "#082B00"],
yellow:["#FFFFE8", "#FFFECC", "#FAF896", "#F7E463", "#F0CE3A", "#DBB125", "#C29117", "#AD7410", "#87500C", "#613000"],
purple:["#FCF2FF", "#F5DEFF", "#DDB3F2", "#BE7BE3", "#9B4ECF", "#7737B3", "#5B2899", "#411C85", "#270F5E", "#100338"],
}
const scene = new L7.Scene({
id: 'map',
mapStyle: 'blank', // 样式URL
center: [70.838088,34.075889 ],
pitch: 0,
zoom: 3,
});
window.scene = scene;
scene.on('loaded', () => {
Promise.all([
fetch('https://gw.alipayobjects.com/os/antvdemo/assets/data/world.geo.json').then(d => d.json()),
fetch('https://gw.alipayobjects.com/os/basement_prod/4472780b-fea1-4fc2-9e4b-3ca716933dc7.json').then(d => d.text()),
fetch('https://gw.alipayobjects.com/os/basement_prod/a5ac7bce-181b-40d1-8a16-271356264ad8.json').then(d => d.text())
]).then(function onLoad ([world, dot, fiyline]) {
const dotData = eval(dot);
function bezier3(arr, t) {
var ut = 1 - t
return (arr[0] * ut + arr[1] * t) * ut + (arr[1] * ut + arr[2] * t) * t
}
const fiylineData = eval(fiyline).map(item=>{
const latlngs = [];
const latlng1 = item.from.split(',').map(e => {return e *1});
const latlng2 = item.to.split(',').map(e => {return e *1});
const offsetX = latlng2[1] - latlng1[1],
offsetY = latlng2[0] - latlng1[0];
const r = Math.sqrt( Math.pow(offsetX, 2) + Math.pow(offsetY, 2) ),
theta = Math.atan2(offsetY, offsetX);
const thetaOffset = (3.14/10);
const r2 = (r/2)/(Math.cos(thetaOffset)),
theta2 = theta + thetaOffset;
const midpointX = (r2 * Math.cos(theta2)) + latlng1[1],
midpointY = (r2 * Math.sin(theta2)) + latlng1[0];
const midpointLatLng = [midpointY, midpointX];
const x = [latlng1[0],midpointLatLng[0], latlng2[0]];
const y = [latlng1[1],midpointLatLng[1], latlng2[1]];
const coords = []
for(let i = 0; i<=1;i+=0.02) {
coords.push([bezier3(x,i),bezier3(y,i)])
}
coords.push(latlng2)
return turf.lineString(coords)
});
console.log(fiylineData);
const citylayer = scene.PolygonLayer()
.source(world)
.color('#98E3FA')
.shape('fill')
.active({
fill:'#2894E0'
})
.style({
opacity: 1
})
.render();
const citylayer2 = scene.PolygonLayer()
.source(world)
.shape('line')
.color('#fff')
.style({
opacity: 1.0
})
.render();
const pointLayer = scene.PointLayer()
.source(dotData,{
parser:{
type:'json',
x:'lng',
y:'lat'
}
})
.shape('circle')
.color('#1A76C7')
.size(10)
.style({
opacity:0.5
})
.render();
const pointLayerText = scene.PointLayer()
.source(dotData,{
parser:{
type:'json',
x:'lng',
y:'lat'
}
})
.shape('area','text')
.color('#fff')
.style({
stroke: '#3CB4F0',
strokeWidth:2,
textAnchor: 'top',
textOffset:[0,30]
})
.size(15)
.render();
const line= scene.LineLayer()
.source(turf.featureCollection(fiylineData))
.shape('line')
.color('#3CB4F0')
.size(2)
.style({
blending:'additive'
})
.animate({
enable: true,
interval: 0.2,
duration: 2,
trailLength: 0.4
})
.render();
});
})
</script>
</body>
</html>

2
src/component/marker.js
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@ -6,7 +6,7 @@ export default class Marker extends Base {
constructor(cfg) { constructor(cfg) {
super({ super({
element: '', // DOM element element: '', // DOM element
anchor: 'center', anchor: 'bottom',
offset: [ 0, 0 ], offset: [ 0, 0 ],
color: '#2f54eb', color: '#2f54eb',
draggable: false, draggable: false,

4
src/core/scene.js
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@ -163,6 +163,7 @@ export default class Scene extends Base {
} }
layer.destroy(); layer.destroy();
layer = null; layer = null;
this._engine.update();
} }
startAnimate() { startAnimate() {
if (this.animateCount === 0) { if (this.animateCount === 0) {
@ -204,6 +205,9 @@ export default class Scene extends Base {
removeControl(ctr) { removeControl(ctr) {
this.get('controlController').removeControl(ctr); this.get('controlController').removeControl(ctr);
} }
render() {
this._engine.update();
}
destroy() { destroy() {
super.destroy(); super.destroy();
this._layers.forEach(layer => { this._layers.forEach(layer => {

13
src/geom/material/lineMaterial.js
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@ -2,7 +2,6 @@ import * as THREE from '../../core/three';
import Material from './material'; import Material from './material';
import { getModule, wrapUniforms } from '../../util/shaderModule'; import { getModule, wrapUniforms } from '../../util/shaderModule';
import merge from '@antv/util/lib/deep-mix'; import merge from '@antv/util/lib/deep-mix';
export function LineMaterial(options) { export function LineMaterial(options) {
const { vs, fs } = getModule('line'); const { vs, fs } = getModule('line');
const material = new Material({ const material = new Material({
@ -15,11 +14,12 @@ export function LineMaterial(options) {
}, },
vertexShader: vs, vertexShader: vs,
fragmentShader: fs, fragmentShader: fs,
transparent: true transparent: true,
// blending: THREE.AdditiveBlending blending: THREE[Material.blendingEnum[options.blending]]
}); });
return material; return material;
} }
// 弧线绘制 大圆航线 3D弧线
export function ArcLineMaterial(options) { export function ArcLineMaterial(options) {
let moduleName = 'arcline'; let moduleName = 'arcline';
if (options.shapeType === 'greatCircle') { if (options.shapeType === 'greatCircle') {
@ -29,7 +29,7 @@ export function ArcLineMaterial(options) {
const material = new Material({ const material = new Material({
uniforms: wrapUniforms(merge(uniforms, { uniforms: wrapUniforms(merge(uniforms, {
u_opacity: options.u_opacity, u_opacity: options.u_opacity,
segmentNumber: 29, segmentNumber: 30,
u_time: 0, u_time: 0,
u_zoom: options.u_zoom, u_zoom: options.u_zoom,
u_activeId: options.activeId, u_activeId: options.activeId,
@ -38,8 +38,8 @@ export function ArcLineMaterial(options) {
vertexShader: vs, vertexShader: vs,
fragmentShader: fs, fragmentShader: fs,
transparent: true, transparent: true,
blending: THREE.AdditiveBlending, side: THREE.DoubleSide,
side: THREE.DoubleSide blending: THREE[Material.blendingEnum[options.blending]]
}); });
return material; return material;
} }
@ -55,7 +55,6 @@ export function MeshLineMaterial(options, defines) {
vertexShader: vs, vertexShader: vs,
fragmentShader: fs, fragmentShader: fs,
transparent: true transparent: true
// blending: THREE.AdditiveBlending
}); });
return material; return material;
} }

10
src/geom/material/material.js
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@ -1,11 +1,13 @@
import * as THREE from '../../core/three'; import * as THREE from '../../core/three';
const blendingEnum = {
export default class Material extends THREE.ShaderMaterial {
static blendingEnum = {
normal: 'NormalBlending', normal: 'NormalBlending',
additive: 'AdditiveBlending', additive: 'AdditiveBlending',
subtractive: 'SubtractiveBlending' subtractive: 'SubtractiveBlending'
}; }
export default class Material extends THREE.ShaderMaterial {
setUniformsValue(name, value) { setUniformsValue(name, value) {
if (!this.uniforms[name]) { return; } if (!this.uniforms[name]) { return; }
this.uniforms[name].value = value; this.uniforms[name].value = value;
@ -32,6 +34,6 @@ export default class Material extends THREE.ShaderMaterial {
} }
} }
setBending(type) { setBending(type) {
this.blending = THREE[blendingEnum[type]] || THREE.NormalBlending; this.blending = THREE[this.blendingEnum[type]] || THREE.NormalBlending;
} }
} }

1
src/geom/material/pointMaterial.js
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@ -27,7 +27,6 @@ export default class PointMaterial extends Material {
this.vertexShader = vs; this.vertexShader = vs;
this.fragmentShader = fs; this.fragmentShader = fs;
this.transparent = true; this.transparent = true;
if (!this.uniforms.shape) { this.blending = THREE.AdditiveBlending; } if (!this.uniforms.shape) { this.blending = THREE.AdditiveBlending; }
if (this.uniforms.u_texture) { if (this.uniforms.u_texture) {
this.defines.TEXCOORD_0 = true; this.defines.TEXCOORD_0 = true;

2
src/geom/shader/great_circle_line_vert.glsl
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@ -19,7 +19,7 @@ float maps (float value, float start1, float stop1, float start2, float stop2) {
} }
float getSegmentRatio(float index) { float getSegmentRatio(float index) {
return smoothstep(0.0, 1.0, index / (segmentNumber - 1.0)); return smoothstep(0.0, 1.0, index / (segmentNumber - 1.));
} }
float paraboloid(vec2 source, vec2 target, float ratio) { float paraboloid(vec2 source, vec2 target, float ratio) {

2
src/layer/render/line/drawArc.js
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@ -1,6 +1,7 @@
import * as THREE from '../../../core/three'; import * as THREE from '../../../core/three';
import { ArcLineMaterial } from '../../../geom/material/lineMaterial'; import { ArcLineMaterial } from '../../../geom/material/lineMaterial';
import { getBuffer } from '../../../geom/buffer/'; import { getBuffer } from '../../../geom/buffer/';
export default function DrawArcLine(layerData, layer, buffer) { export default function DrawArcLine(layerData, layer, buffer) {
const style = layer.get('styleOptions'); const style = layer.get('styleOptions');
const activeOption = layer.get('activedOptions'); const activeOption = layer.get('activedOptions');
@ -47,7 +48,6 @@ export default function DrawArcLine(layerData, layer, buffer) {
u_trailLength: trailLength u_trailLength: trailLength
}); });
lineMaterial.setDefinesvalue('ANIMATE', true); lineMaterial.setDefinesvalue('ANIMATE', true);
// lineMaterial.setDefinesvalue('DASHLINE', true);
} }
const arcMesh = new THREE.Mesh(geometry, lineMaterial); const arcMesh = new THREE.Mesh(geometry, lineMaterial);
arcMesh.frustumCulled = false; arcMesh.frustumCulled = false;

5
src/layer/render/text/drawText.js
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@ -1,7 +1,6 @@
import * as THREE from '../../../core/three'; import * as THREE from '../../../core/three';
import TextMaterial from '../../../geom/material/textMaterial'; import TextMaterial from '../../../geom/material/textMaterial';
import TextBuffer from '../../../geom/buffer/point/text'; import TextBuffer from '../../../geom/buffer/point/text';
import ColorUtil from '../../../attr/color-util';
import CollisionIndex from '../../../util/collision-index'; import CollisionIndex from '../../../util/collision-index';
const defaultTextStyle = { const defaultTextStyle = {
fontWeight: 500, fontWeight: 500,
@ -21,7 +20,6 @@ export default function DrawText(layerData, layer) {
layer.set('styleOptions', style); layer.set('styleOptions', style);
const activeOption = layer.get('activedOptions'); const activeOption = layer.get('activedOptions');
const { strokeWidth, stroke, opacity } = style; const { strokeWidth, stroke, opacity } = style;
const { width, height } = layer.scene.getSize(); const { width, height } = layer.scene.getSize();
const { geometry, texture, fontAtlas } = _updateGeometry(layerData, layer); const { geometry, texture, fontAtlas } = _updateGeometry(layerData, layer);
layer.scene.on('camerachange', () => { layer.scene.on('camerachange', () => {
@ -34,7 +32,7 @@ export default function DrawText(layerData, layer) {
const material = new TextMaterial({ const material = new TextMaterial({
name: layer.layerId, name: layer.layerId,
u_sdf_map: texture, u_sdf_map: texture,
u_stroke: ColorUtil.toRGB(stroke).map(e => e / 255), u_stroke: stroke,
u_strokeWidth: strokeWidth, u_strokeWidth: strokeWidth,
u_halo_blur: 0.5, u_halo_blur: 0.5,
u_opacity: opacity, u_opacity: opacity,
@ -43,7 +41,6 @@ export default function DrawText(layerData, layer) {
u_activeColor: activeOption.fill u_activeColor: activeOption.fill
}); });
const mesh = new THREE.Mesh(geometry, material); const mesh = new THREE.Mesh(geometry, material);
// 更新 viewport // 更新 viewport
window.addEventListener('resize', () => { window.addEventListener('resize', () => {
const { width, height } = layer.scene.getSize(); const { width, height } = layer.scene.getSize();