116 lines
4.9 KiB
JavaScript
116 lines
4.9 KiB
JavaScript
|
|
// 兼容不同版本cesium,补充官方删除更改的方法或类名 by mars3d.cn
|
|||
|
|
// import * as mars3d from "mars3d"
|
|||
|
|
// const Cesium = mars3d.Cesium
|
|||
|
|
|
|||
|
|
// 兼容1.96(2022-08-01)删除的方法
|
|||
|
|
if (!Cesium.Cesium3DTileFeature.prototype.getPropertyNames) {
|
|||
|
|
Cesium.Cesium3DTileFeature.prototype.getPropertyNames = Cesium.Cesium3DTileFeature.prototype.getPropertyIds
|
|||
|
|
Cesium.Cesium3DTilePointFeature.prototype.getPropertyNames = Cesium.Cesium3DTilePointFeature.prototype.getPropertyIds
|
|||
|
|
Cesium.ModelFeature.prototype.getPropertyNames = Cesium.Cesium3DTilePointFeature.prototype.getPropertyIds
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 兼容1.94(2022-06-01)删除的方法
|
|||
|
|
if (!Cesium.ImagerySplitDirection) {
|
|||
|
|
Cesium.ImagerySplitDirection = Cesium.SplitDirection
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 兼容1.92(2022-4-2)删除的方法
|
|||
|
|
// 请引入cesium-when.js
|
|||
|
|
|
|||
|
|
// 兼容1.87(2021-11-1)删除的方法
|
|||
|
|
Cesium.sprintf =
|
|||
|
|
Cesium.sprintf ||
|
|||
|
|
function (format) {
|
|||
|
|
return format
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 兼容1.73(2020-9-1)删除的方法
|
|||
|
|
Cesium.BingMapsApi = Cesium.BingMapsApi || { defaultKey: "" }
|
|||
|
|
Cesium.MapboxApi = Cesium.BingMapsApi || { defaultAccessToken: "" }
|
|||
|
|
|
|||
|
|
// 兼容1.67(2020-3-3)删除的方法
|
|||
|
|
if (!Cesium.defineProperties) {
|
|||
|
|
Cesium.defineProperties = Object.defineProperties
|
|||
|
|
}
|
|||
|
|
if (!Cesium.isArray) {
|
|||
|
|
Cesium.isArray = Array.isArray
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 兼容1.62(2019-10-01)改名的方法
|
|||
|
|
if (!Cesium.Matrix4.getMatrix3) {
|
|||
|
|
Cesium.Matrix4.getMatrix3 = Cesium.Matrix4.getRotation
|
|||
|
|
}
|
|||
|
|
if (!Cesium.TileMapServiceImageryProvider) {
|
|||
|
|
Cesium.TileMapServiceImageryProvider = Cesium.createTileMapServiceImageryProvider
|
|||
|
|
}
|
|||
|
|
if (!Cesium.createTileMapServiceImageryProvider) {
|
|||
|
|
Cesium.createTileMapServiceImageryProvider = function (options) {
|
|||
|
|
return new Cesium.TileMapServiceImageryProvider(options)
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 兼容1.50 (2018-10-01)版本更改了名称,造成部分3dtiles可能会出现加载不上导致渲染停止的错误。
|
|||
|
|
// 错误说明为:RuntimeError: Unsupported glTF Extension: KHR_technique_webgl
|
|||
|
|
// 原因:KHR_technique_webgl扩展新版Cesium已经不支持的缘故,需要升级一下gltf数据,使用KHR_techniques_webgl扩展即可(注意多了一个s)。
|
|||
|
|
try {
|
|||
|
|
// var fixGltf = function (gltf) {
|
|||
|
|
// if (!gltf.extensionsUsed || !gltf.extensionsUsed.indexOf || !gltf.extensionsRequired) {
|
|||
|
|
// return;
|
|||
|
|
// }
|
|||
|
|
// var v = gltf.extensionsUsed.indexOf('KHR_technique_webgl');
|
|||
|
|
// if (v == -1) return;
|
|||
|
|
// // 中招了。。
|
|||
|
|
// var t = gltf.extensionsRequired.indexOf('KHR_technique_webgl');
|
|||
|
|
// gltf.extensionsRequired.splice(t, 1, 'KHR_techniques_webgl');
|
|||
|
|
// gltf.extensionsUsed.splice(v, 1, 'KHR_techniques_webgl');
|
|||
|
|
// gltf.extensions = gltf.extensions || {};
|
|||
|
|
// gltf.extensions['KHR_techniques_webgl'] = {};
|
|||
|
|
// gltf.extensions['KHR_techniques_webgl'].programs = gltf.programs;
|
|||
|
|
// gltf.extensions['KHR_techniques_webgl'].shaders = gltf.shaders;
|
|||
|
|
// gltf.extensions['KHR_techniques_webgl'].techniques = gltf.techniques;
|
|||
|
|
// var techniques = gltf.extensions['KHR_techniques_webgl'].techniques;
|
|||
|
|
// gltf.materials.forEach(function (mat, index) {
|
|||
|
|
// gltf.materials[index].extensions || (gltf.materials[index].extensions = { KHR_technique_webgl: {} });
|
|||
|
|
// gltf.materials[index].extensions['KHR_technique_webgl'].values = gltf.materials[index].values;
|
|||
|
|
// gltf.materials[index].extensions['KHR_techniques_webgl'] = gltf.materials[index].extensions['KHR_technique_webgl'];
|
|||
|
|
// var myMaterialExtension = gltf.materials[index].extensions['KHR_techniques_webgl'];
|
|||
|
|
// myMaterialExtension.technique || (myMaterialExtension.technique = gltf.materials[index].technique);
|
|||
|
|
// for (var value in myMaterialExtension.values) {
|
|||
|
|
// var us = techniques[myMaterialExtension.technique].uniforms;
|
|||
|
|
// for (var key in us) {
|
|||
|
|
// if (us[key] === value) {
|
|||
|
|
// myMaterialExtension.values[key] = myMaterialExtension.values[value];
|
|||
|
|
// delete myMaterialExtension.values[value];
|
|||
|
|
// break;
|
|||
|
|
// }
|
|||
|
|
// }
|
|||
|
|
// };
|
|||
|
|
// });
|
|||
|
|
// techniques.forEach(function (t) {
|
|||
|
|
// for (var attribute in t.attributes) {
|
|||
|
|
// var name = t.attributes[attribute];
|
|||
|
|
// t.attributes[attribute] = t.parameters[name];
|
|||
|
|
// };
|
|||
|
|
// for (var uniform in t.uniforms) {
|
|||
|
|
// var name = t.uniforms[uniform];
|
|||
|
|
// t.uniforms[uniform] = t.parameters[name];
|
|||
|
|
// };
|
|||
|
|
// });
|
|||
|
|
// }
|
|||
|
|
// Object.defineProperties(Cesium.Model.prototype, {
|
|||
|
|
// _cachedGltf: {
|
|||
|
|
// set: function (value) {
|
|||
|
|
// this._my_cachedGltf = value;
|
|||
|
|
// if (this._my_cachedGltf && this._my_cachedGltf._gltf) {
|
|||
|
|
// fixGltf(this._my_cachedGltf._gltf);
|
|||
|
|
// }
|
|||
|
|
// },
|
|||
|
|
// get: function () {
|
|||
|
|
// return this._my_cachedGltf;
|
|||
|
|
// }
|
|||
|
|
// }
|
|||
|
|
// });
|
|||
|
|
} catch (e) {
|
|||
|
|
console.log(e)
|
|||
|
|
}
|