Hi
I tried this:
var viewer = new Cesium.Viewer(‘cesiumContainer’);
var lon = -120;
var lat = 35;
function getPositions(){
lon += 0.05;
return Cesium.Cartesian3.fromDegreesArray([lon, 35, -125, 35]);
}
var redLine = viewer.entities.add({
polyline : {
positions : new Cesium.CallbackProperty(getPositions, false),
width : 5,
material : ‘…/images/Cesium_Logo_Color.jpg’
}
});
TypeError: Converting circular structure to JSON
TypeError: Converting circular structure to JSON
at Object.stringify (native)
at createMaterialId (http://cesiumjs.org/Cesium/Source/Scene/PolylineCollection.js:949:43)
at createCommandLists (http://cesiumjs.org/Cesium/Source/Scene/PolylineCollection.js:504:31)
at PolylineCollection.update (http://cesiumjs.org/Cesium/Source/Scene/PolylineCollection.js:463:13)
at PrimitiveCollection.update (http://cesiumjs.org/Cesium/Source/Scene/PrimitiveCollection.js:364:27)
at updatePrimitives (http://cesiumjs.org/Cesium/Source/Scene/Scene.js:1637:27)
at render (http://cesiumjs.org/Cesium/Source/Scene/Scene.js:1699:9)
at Scene.render (http://cesiumjs.org/Cesium/Source/Scene/Scene.js:1740:13)
at CesiumWidget.render (http://cesiumjs.org/Cesium/Source/Widgets/CesiumWidget/CesiumWidget.js:662:25)
at render (http://cesiumjs.org/Cesium/Source/Widgets/CesiumWidget/CesiumWidget.js:68:32)
Can you help me - or is it a bug ?