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@wewindy
wewindy / main.js
Created January 8, 2024 15:35
Double side shading by real-view-direction
const viewer = new Cesium.Viewer("cesiumContainer");
const primitives = viewer.scene.primitives;
const fs = `czm_material czm_getMaterial(czm_materialInput materialInput) {
czm_material m = czm_getDefaultMaterial(materialInput);
float side = dot(materialInput.positionToEyeEC, materialInput.normalEC);
m.alpha = side > 0.0 ? 0.9 : 0.4;
m.diffuse = side > 0.0 ? vec3(0.0, 1.0, 0.0) : vec3(1.0, 0.0, 0.0);
@wewindy
wewindy / index.js
Created February 21, 2024 19:12
Cesium Amap Tiles
const viewer = new Cesium.Viewer("cesiumContainer");
viewer.imageryLayers.addImageryProvider(new Cesium.UrlTemplateImageryProvider({
url: 'http://wprd0{s}.is.autonavi.com/appmaptile?x={x}&y={y}&z={z}&lang=zh_cn&size=2&scl=1&style=7',
subdomains: '1234',
tileWidth: 512,
tileHeight: 512,
}));
viewer.resolutionScale = 2;
@wewindy
wewindy / CesiumScale.ts
Created June 2, 2024 16:12
CesiumScale
const clamp = (val: number, min = 0, max = 1) => {
return val > min ? val > max ? max : val : min
}
export const getCesiumScale = (distanceToCamera: number, nearFarScalar: NearFarScalar) => {
const nearScalar = nearFarScalar.nearValue
const farScalar = nearFarScalar.farValue
const nearDistance = nearFarScalar.near
const farDistance = nearFarScalar.far
@wewindy
wewindy / index.js
Created July 18, 2024 20:19
CesiumPolylineST
// http://localhost/cedoc/Apps/Sandcastle/index.html#c=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