Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiJiNWFjZDJiMy1hYzk3LTQ2YWUtYWVjYi01MDk1OGVlZGI0NTgiLCJpZCI6MTEwNzEsInNjb3BlcyI6WyJhc3IiLCJnYyJdLCJpYXQiOjE1NTgwMjE1Mjh9.lF6TGAJrX3qMGBt5egdAA7SJYNnaYX17mhURwGg_Kbg';
//////////////////////////////////////////////////////////////////////////
// Creating the Viewer
//////////////////////////////////////////////////////////////////////////
var viewer = new Cesium.Viewer('cesiumContainer', {
scene3DOnly: true,
selectionIndicator: false,
timeline: false,
animation: false,
shadow: false,
// // Set default basemap
imageryProvider : Cesium.ArcGisMapServerImageryProvider({
url:
"https://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer"
}),
baseLayerPicker: true
});
viewer.clock.shouldAnimate = false;
viewer.scene.globe.enableLighting = false;
viewer.clock.startTime = Cesium.JulianDate.fromIso8601("2019-09-20T13:00:00Z");
viewer.clock.stopTime = Cesium.JulianDate.fromIso8601("2019-09-20T13:20:00Z");
viewer.clock.currentTime = Cesium.JulianDate.fromIso8601("2019-09-20T13:00:00Z");
document.getElementById("legend").style.display = "none"; //defining legends hidden by default
//////////////////////////////////////////////////////////////////////////
// Configuring the camera
//////////////////////////////////////////////////////////////////////////
var initialPosition = Cesium.Cartesian3.fromDegrees(16.368084, 48.183257, 360);
var initialOrientation = new Cesium.HeadingPitchRoll.fromDegrees(249, -17, 0);
var homeCameraView = {
destination : initialPosition,
orientation : {
heading : initialOrientation.heading,
pitch : initialOrientation.pitch,
roll : initialOrientation.roll
}
};
// // Set the initial view
viewer.scene.camera.setView(homeCameraView);
// set home button to initial view
viewer.homeButton.viewModel.command.beforeExecute.addEventListener(function (e) {
e.cancel = true;
viewer.scene.camera.flyTo(homeCameraView);
});
viewer.camera.changed.addEventListener(function() {
var deg = Math.round( Cesium.Math.toDegrees(viewer.camera.heading))
console.log('Heading:', deg)
var deg = Math.round( Cesium.Math.toDegrees(viewer.camera.pitch))
console.log('Pitch:', deg)
var deg = Math.round( Cesium.Math.toDegrees(viewer.camera.roll))
console.log('Roll:', deg)
});
//////////////////////////////////////////////////////////////////////////
// Load 3D Tileset
//////////////////////////////////////////////////////////////////////////
var building = viewer.scene.primitives.add(new Cesium.Cesium3DTileset({url: 'https://w2.iaf.hft-stuttgart.de/CesiumData/3DTiles/Buildings/BuildingSolid/Meidling_Vienna/tileset.json'}));
var outdoorbuildinginstallation = viewer.scene.primitives.add(new Cesium.Cesium3DTileset({url: 'https://w2.iaf.hft-stuttgart.de/CesiumData/3DTiles/Buildings/BuildingInstallation/Meidling_Vienna/tileset.json'}));
var roofsurface = viewer.scene.primitives.add(new Cesium.Cesium3DTileset({url: 'https://w2.iaf.hft-stuttgart.de/CesiumData/3DTiles/Buildings/RoofSurface/Mediling_Vienna/tileset.json'}));
var roofdefaultstyle = new Cesium.Cesium3DTileStyle({color : "color('#ff5500')"});
roofsurface.style = roofdefaultstyle;
// set roof height and load roof tile
roofsurface.readyPromise.then(function(tileset) {
height = 0.02;
viewer.scene.primitives.add(tileset);
var cartographic = Cesium.Cartographic.fromCartesian(tileset.boundingSphere.center);
var surface = Cesium.Cartesian3.fromRadians(cartographic.longitude, cartographic.latitude, 0.0);
var offset = Cesium.Cartesian3.fromRadians(cartographic.longitude, cartographic.latitude, height);
var translation = Cesium.Cartesian3.subtract(offset, surface, new Cesium.Cartesian3());
tileset.modelMatrix = Cesium.Matrix4.fromTranslation(translation);
console.log(error);
});
roofsurface.show =true;
var landuse = viewer.scene.primitives.add(new Cesium.Cesium3DTileset({url: 'https://w2.iaf.hft-stuttgart.de/CesiumData/3DTiles/LandUse/Meidling_Vienna/tileset.json'}));
building.show = true;
outdoorbuildinginstallation.show = true;
landuse.show = false;
function showbuildings() {
if (document.getElementById('buildings').checked) {building.show = true; outdoorbuildinginstallation.show = true;
roofsurface.show = false;
}
else {building.show = false; outdoorbuildinginstallation.show = false;
roofsurface.show = false;}
}
// Style landuse Tileset
var landusestyle = new Cesium.Cesium3DTileStyle({
color : {
conditions : [
['Number(${LE_CODE}) === 1000', "color('#FFFF00')"],
['Number(${LE_CODE}) === 2000', "color('#8B6914')"],
['Number(${LE_CODE}) === 3000', "color('#808080')"],
['Number(${LE_CODE}) === 4000', "color('#008000')"],
['Number(${LE_CODE}) === 5000', "color('#00FFFF')"],
]
},
show: true
});
function showlanduse() {
if (document.getElementById('landuse').checked) {
landuse.show = true;
landuse.style = landusestyle;
document.getElementById("legend").style.display = "block";
}
else {
landuse.show = false;
document.getElementById("legend").style.display = "none";
}
}
//////////////////////////////////////////////////////////////////////////
// Style 3D Tileset
//////////////////////////////////////////////////////////////////////////
var buildingdefaultstyle = new Cesium.Cesium3DTileStyle({
color : "color('WHITE')",
show: true
});
var heatenergydemandstyle = new Cesium.Cesium3DTileStyle({
color : {
conditions : [
[' Number(${nrg_epc_primaryEnergyDemandValue_s1}) >= 225', "color('red')"],
[' Number(${nrg_epc_primaryEnergyDemandValue_s1}) >= 125', "mix(color('yellow'), color('red'), (Number(${nrg_epc_primaryEnergyDemandValue_s1}) -125) / 125)"],
[' Number(${nrg_epc_primaryEnergyDemandValue_s1}) >= 1', "mix(color('green'), color('yellow'), (Number(${nrg_epc_primaryEnergyDemandValue_s1}) ) / 125)"],
[' Number(${nrg_epc_primaryEnergyDemandValue_s1}) < 1', 'rgb(0, 0, 0)'],
['true', 'rgb(0, 0, 0)']
]
},
show: true
});
var heatdemandstyle = document.getElementById('heatdemand');
function showheatdemand() {
if (document.getElementById('pvpotential').checked) {
alert("At a time only one analysis selection is possible. Please uncheck the current analysis selection first and then re-select this option.");
return false;
}
else
{
if (document.getElementById('buildings').checked) {
if (heatdemandstyle.checked) {
outdoorbuildinginstallation.show = false;
roofsurface.show = false;
building.style = heatenergydemandstyle;
document.getElementById("heat-demand-legend").style.display = "block";
}
else {
outdoorbuildinginstallation.show = true;
roofsurface.show = true;
building.style = buildingdefaultstyle;
roofsurface.style = roofdefaultstyle;
document.getElementById("heat-demand-legend").style.display = "none";
}
}
else {
alert("Please select the buildings layer under 3D city model first, and then re-select this option.");
return false;
}
}
}
var roofPVstyle = new Cesium.Cesium3DTileStyle({
color : {
conditions : [
[' Number(${PV_yield}) >= 10', "color('green')"],
[' Number(${PV_yield}) >= 5', "mix(color('yellow'), color('green'), (Number(${PV_yield}) -5) /5)"],
[' Number(${PV_yield}) >= 1', "mix(color('red'), color('yellow'), (Number(${PV_yield}) ) /5)"],
[' Number(${PV_yield}) < 1', "color('red')"],
['true', 'rgb(0, 0, 0)']
]
},
show: true
});
var pvpotentialstyle = document.getElementById('pvpotential');
function showpvpotential(){
if (document.getElementById('heatdemand').checked) {
alert("At a time only one analysis selection is possible. Please uncheck the current analysis selection first and then re-select this option.");
return false;
}
else {
if (document.getElementById('buildings').checked) {
if (pvpotentialstyle.checked) {
outdoorbuildinginstallation.show = false;
roofsurface.show = true;
roofsurface.style = roofPVstyle;
document.getElementById("pv-potential-legend").style.display = "block";
}
else {
outdoorbuildinginstallation.show = true;
roofsurface.show = true;
roofsurface.style = roofdefaultstyle;
document.getElementById("pv-potential-legend").style.display = "none";
}
}
else {
alert("Please select the buildings layer under 3D city model first, and then re-select this option.");
return false;
}
}
}
//////////////////////////////////////////////////////////////////////////
// Custom mouse interaction for highlighting and selecting
//////////////////////////////////////////////////////////////////////////
//Selecting a Building
var Pickers_3DTile_Activated = true;
// Information about the currently highlighted feature
function active3DTilePicker() {
var highlighted = {
feature: undefined,
originalColor: new Cesium.Color()
};
// Information about the currently selected feature
var selected = {
feature: undefined,
originalColor: new Cesium.Color()
};
// An entity object which will hold info about the currently selected feature for infobox display
var selectedEntity = new Cesium.Entity();
// Get default left click handler for when a feature is not picked on left click
var clickHandler = viewer.screenSpaceEventHandler.getInputAction(Cesium.ScreenSpaceEventType.LEFT_CLICK);
// Color a feature yellow on hover.
viewer.screenSpaceEventHandler.setInputAction(function onMouseMove(movement) {
if (Pickers_3DTile_Activated) {
// If a feature was previously highlighted, undo the highlight
if (Cesium.defined(highlighted.feature)) {
highlighted.feature.color = highlighted.originalColor;
highlighted.feature = undefined;
}
// Pick a new feature
var picked3DtileFeature = viewer.scene.pick(movement.endPosition);
// Highlight the feature if it's not already selected.
if (picked3DtileFeature !== selected.feature) {
highlighted.feature = picked3DtileFeature;
Cesium.Color.clone(picked3DtileFeature.color, highlighted.originalColor);
picked3DtileFeature.color = Cesium.Color.AQUA;
}
}
}, Cesium.ScreenSpaceEventType.MOUSE_MOVE);
// Color a feature on selection and show metadata in the InfoBox.
viewer.screenSpaceEventHandler.setInputAction(function onLeftClick(movement) {
if (Pickers_3DTile_Activated) {
// If a feature was previously selected, undo the highlight
if (Cesium.defined(selected.feature)) {
selected.feature.color = selected.originalColor;
selected.feature = undefined;
var options = null;
}
// Pick a new feature
var picked3DtileFeature = viewer.scene.pick(movement.position);
if (!Cesium.defined(picked3DtileFeature)) {
clickHandler(movement);
return;
}
// Select the feature if it's not already selected
if (selected.feature === picked3DtileFeature) {
return;
}
selected.feature = picked3DtileFeature;
// Save the selected feature's original color
if (picked3DtileFeature === highlighted.feature) {
Cesium.Color.clone(highlighted.originalColor, selected.originalColor);
highlighted.feature = undefined;
} else {
Cesium.Color.clone(picked3DtileFeature.color, selected.originalColor);
}
// Highlight newly selected feature
picked3DtileFeature.color = Cesium.Color.AQUA;
// Set feature infobox description - if condition is for different info box for different entities such as building solids, roofs, landuse etc
if (picked3DtileFeature.getProperty('SemanticType') === "Building") {
var featureName = "Meidling 3D Viewer - Building";
selectedEntity.name = featureName;
selectedEntity.description = 'Loading <div class="cesium-infoBox-loading"></div>';
viewer.selectedEntity = selectedEntity;
selectedEntity.description =
'<table class="cesium-infoBox-defaultTable"><tbody>' +
'<tr><th>Building ID</th><td>' + picked3DtileFeature.getProperty('gml_id') + '</td></tr>' +
'<tr><th>Building Class Code</th><td>' + picked3DtileFeature.getProperty('citygml_class') + '</td></tr>' +
'<tr><th>Building Type</th><td>' + picked3DtileFeature.getProperty('buildingType') + '</td></tr>' +
'<tr><th>Year of Construction</th><td>' + picked3DtileFeature.getProperty('citygml_year_of_construction') + '</td></tr>' +
'<tr><th>Roof Type</th><td>' + picked3DtileFeature.getProperty('citygml_roof_type') + '</td></tr>' +
'<tr><th>Building Storeys Above Ground</th><td>' + picked3DtileFeature.getProperty('citygml_storeys_above_ground') + '</td></tr>' +
'<tr><th>Building Storeys Below Ground</th><td>' + picked3DtileFeature.getProperty('citygml_storeys_below_ground') + '</td></tr>' +
'<tr><th>Total Residents</th><td>' + picked3DtileFeature.getProperty('num_residents') + '</td></tr>' +
'<tr><th>Building Height</th><td>' + picked3DtileFeature.getProperty('citygml_measured_height') + ' ' + 'm' + '</td></tr>' +
'<tr><th>Footprint Area </th><td>' + picked3DtileFeature.getProperty('footprintArea') + ' ' + 'm²' + '</td></tr>' +
'<tr><th>Building Volume</th><td>' + picked3DtileFeature.getProperty('lod2Volume') + ' ' + 'm³' + '</td></tr>' +
'<tr><th>Specific Space Heating Demand</th><td>' + picked3DtileFeature.getProperty('nrg_epc_primaryEnergyDemandValue_s1') + ' ' + 'kWh/m²*yr' + '</td></tr>' +
'<tr><th>Domestic Hot Water Demand</th><td>' + picked3DtileFeature.getProperty('nrg_dhwDemandYear') + ' ' + 'kWh*yr' + '</td></tr>' +
'<tr><th>Electricity Domestic Hot Water Demand</th><td>' + picked3DtileFeature.getProperty('nrg_electricityDemandYear') + ' ' + 'kWh*yr' + '</td></tr>' +
'</tbody></table>';
console.log(picked3DtileFeature.getProperty('SemanticType'));}
else if (picked3DtileFeature.getProperty('SemanticType') === "RoofSurface") {
var featureName = "Meidling 3D Viewer - Roof Surface";
selectedEntity.name = featureName;
selectedEntity.description = 'Loading <div class="cesium-infoBox-loading"></div>';
viewer.selectedEntity = selectedEntity;
selectedEntity.description =
'<table class="cesium-infoBox-defaultTable"><tbody>' +
'<tr><th>Building ID</th><td>' + picked3DtileFeature.getProperty('gml_id') + '</td></tr>' +
'<tr><th>Building Parent ID</th><td>' + picked3DtileFeature.getProperty('gml_parent_id') + '</td></tr>' +
'<tr><th>Roof Type</th><td>' + picked3DtileFeature.getProperty('citygml_roof_type') + '</td></tr>' +
'<tr><th>Roof Area </th><td>' + picked3DtileFeature.getProperty('roofArea') + ' ' + 'm²' + '</td></tr>' +
'<tr><th>Photovoltaic Potential</th><td>' + picked3DtileFeature.getProperty('PV_yield') + ' ' + 'MWh/yr' + '</td></tr>' +
'</tbody></table>';
console.log(picked3DtileFeature.getProperty('SemanticType'));}
else if (picked3DtileFeature.getProperty('SemanticType') === "LandUse") {
var featureName = "Meidling 3D Viewer - LandUse";
selectedEntity.name = featureName;
selectedEntity.description = 'Loading <div class="cesium-infoBox-loading"></div>';
viewer.selectedEntity = selectedEntity;
selectedEntity.description =
'<table class="cesium-infoBox-defaultTable"><tbody>' +
'<tr><th>LandUse ID</th><td>' + picked3DtileFeature.getProperty('gml_id') + '</td></tr>' +
'<tr><th>LandUse Class</th><td>' + picked3DtileFeature.getProperty('NUTZUNG_LE') + '</td></tr>' +
'<tr><th>LandUse Function</th><td>' + picked3DtileFeature.getProperty('NUTZUNG_L0') + '</td></tr>' +
'<tr><th>LandUse Usage</th><td>' + picked3DtileFeature.getProperty('NUTZUNG_L1') + '</td></tr>' +
'<tr><th>LandUse Area </th><td>' + picked3DtileFeature.getProperty('Shape_Area') + ' ' + 'm²' + '</td></tr>' +
'</tbody></table>';
console.log(picked3DtileFeature.getProperty('SemanticType'));}
else
{
var featureName = "Meidling 3D Viewer - Building Installation";
selectedEntity.name = featureName;
selectedEntity.description = 'Loading <div class="cesium-infoBox-loading"></div>';
viewer.selectedEntity = selectedEntity;
selectedEntity.description =
'<table class="cesium-infoBox-defaultTable"><tbody>' +
'<tr><th>Building ID</th><td>' + picked3DtileFeature.getProperty('gml_id') + '</td></tr>' +
'<tr><th>Building Parent ID</th><td>' + picked3DtileFeature.getProperty('gml_parent_id') + '</td></tr>' +
'<tr><th>Installation Area </th><td>' + picked3DtileFeature.getProperty('area') + ' ' + 'm²' + '</td></tr>' +
'</tbody></table>';
console.log(picked3DtileFeature.getProperty('SemanticType'));}
var arrow = document.getElementById('arrow');
var arrowPosition = 10 + ((Number(picked3DtileFeature.getProperty('nrg_epc_primaryEnergyDemandValue_s1')) / 250) * 465);
if (Number(picked3DtileFeature.getProperty('nrg_epc_primaryEnergyDemandValue_s1')) >= 250) {
arrowPosition = 465;
}
console.log("Width: " + arrow.style.width);
arrow.style.left = arrowPosition + "px";
console.log("position left: : " + 10 + ((Number(picked3DtileFeature.getProperty('nrg_epc_primaryEnergyDemandValue_s1')) / 250) * 100) * 465 + "px");
arrow.style.visibility = 'visible';
}
}, Cesium.ScreenSpaceEventType.LEFT_CLICK);
}
active3DTilePicker();