@vtx/cs-map/lib/trail-polyline-layer/TrailPolylineMaterial.js

React components for Vortex

"use strict";

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getTrailPolylineMaterial = void 0;
var Cesium = _interopRequireWildcard(require("cesium"));
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
var glsl = "\n  czm_material czm_getMaterial(czm_materialInput materialInput) {\n    czm_material material = czm_getDefaultMaterial(materialInput);\n    vec2 st = materialInput.st;\n    vec4 colorImage = texture2D(image, vec2(fract((st.s - speed * czm_frameNumber * 0.001)), st.t));\n    material.alpha = colorImage.a;\n    material.diffuse = colorImage.rgb;\n    return material;\n  }";
var getTrailPolylineMaterial = exports.getTrailPolylineMaterial = function getTrailPolylineMaterial(image) {
  var speed = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 10;
  return new Cesium.Material({
    strict: false,
    fabric: {
      uniforms: {
        image: image,
        speed: speed
      },
      source: glsl
    },
    translucent: function translucent() {
      return true;
    },
    minificationFilter: Cesium.TextureMinificationFilter.LINEAR,
    magnificationFilter: Cesium.TextureMagnificationFilter.LINEAR
  });
};
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