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<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta
      name="viewport"
      content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"
    />
    <meta name="description" content="Shadow maps." />
    <meta name="cesium-sandcastle-labels" content="Showcases" />
    <title>Cesium Demo</title>
    <script type="text/javascript" src="../Sandcastle-header.js"></script>
    <script
      type="text/javascript"
      src="../../../Build/CesiumUnminified/Cesium.js"
      nomodule
    ></script>
    <script type="module" src="../load-cesium-es6.js"></script>
  </head>
  <body
    class="sandcastle-loading"
    data-sandcastle-bucket="bucket-requirejs.html"
  >
    <style>
      @import url(../templates/bucket.css);
      #toolbar .cesium-button {
        display: block;
      }
    </style>
    <div id="cesiumContainer" class="fullSize"></div>
    <div id="loadingOverlay"><h1>Loading...</h1></div>
    <div id="toolbar"></div>
    <script id="cesium_sandcastle_script">
      function startup(Cesium) {
        "use strict";
        //Sandcastle_Begin
        var viewer = new Cesium.Viewer("cesiumContainer", {
          infoBox: false,
          selectionIndicator: false,
          shadows: true,
          terrainShadows: Cesium.ShadowMode.ENABLED,
          shouldAnimate: true,
          terrainProvider: Cesium.createWorldTerrain(),
        });

        var shadowMap = viewer.shadowMap;
        shadowMap.maximumDistance = 10000.0;

        var cesiumAir = viewer.entities.add({
          name: "Cesium Air",
          height: 20.0,
          model: {
            uri: "../../SampleData/models/CesiumAir/Cesium_Air.glb",
          },
        });

        var groundVehicle = viewer.entities.add({
          name: "Ground Vehicle",
          height: 0.0,
          model: {
            uri: "../../SampleData/models/GroundVehicle/GroundVehicle.glb",
            heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
          },
        });

        var cesiumMan = viewer.entities.add({
          name: "Cesium Man",
          height: 0.0,
          model: {
            uri: "../../SampleData/models/CesiumMan/Cesium_Man.glb",
            heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
          },
        });

        var woodTower = viewer.entities.add({
          name: "Wood Tower",
          height: 0.0,
          model: {
            uri: "../../SampleData/models/WoodTower/Wood_Tower.glb",
          },
        });

        var simpleCity = viewer.entities.add({
          name: "Simple City",
          height: 0.0,
          model: {
            uri: "../../SampleData/models/ShadowTester/Shadow_Tester_4.glb",
          },
        });

        var boxEntity = viewer.entities.add({
          name: "Box",
          height: 10.0,
          box: {
            dimensions: new Cesium.Cartesian3(10.0, 10.0, 10.0),
            material: Cesium.Color.RED,
            shadows: Cesium.ShadowMode.ENABLED,
          },
        });

        var checkerMaterial = new Cesium.CheckerboardMaterialProperty({
          evenColor: Cesium.Color.RED.withAlpha(0.5),
          oddColor: Cesium.Color.RED.withAlpha(0.0),
          repeat: new Cesium.Cartesian2(5.0, 10.0),
        });

        var checkerEntity = viewer.entities.add({
          name: "Checkered Box",
          height: 10.0,
          box: {
            dimensions: new Cesium.Cartesian3(10.0, 10.0, 10.0),
            material: checkerMaterial,
            outline: true,
            outlineColor: Cesium.Color.RED,
            shadows: Cesium.ShadowMode.ENABLED,
          },
        });

        var sphereEntity = viewer.entities.add({
          name: "Sphere",
          height: 20.0,
          ellipsoid: {
            radii: new Cesium.Cartesian3(15.0, 15.0, 15.0),
            material: Cesium.Color.BLUE.withAlpha(0.5),
            slicePartitions: 24,
            stackPartitions: 36,
            shadows: Cesium.ShadowMode.ENABLED,
          },
        });

        var locations = {
          Exton: {
            longitude: -1.31968,
            latitude: 0.698874,
            height: 74.14210186070714,
            date: 2457522.154792,
          },
          HalfDome: {
            longitude: -2.086267733294987,
            latitude: 0.6587491773830219,
            height: 2640.716312584986,
            date: 2457507.247512,
          },
          Everest: {
            longitude: 1.517132688,
            latitude: 0.4884844964,
            height: 8773.17824498951,
            date: 2457507.620845,
          },
          PinnaclePA: {
            longitude: -1.3324415110874286,
            latitude: 0.6954224325279967,
            height: 179.14276256241743,
            date: 2457523.04162,
          },
          SenecaRocks: {
            longitude: -1.3851775172879768,
            latitude: 0.6778211831093554,
            height: 682.5893300695776,
            date: 2457522.097512,
          },
          Space: {
            longitude: -1.31968,
            latitude: 0.698874,
            height: 2000000.0,
            date: 2457522.154792,
          },
        };

        var i;
        var entities = viewer.entities.values;
        var entitiesLength = entities.length;

        function setLocation(location) {
          var longitude = location.longitude;
          var latitude = location.latitude;
          var height = location.height;

          for (i = 0; i < entitiesLength; ++i) {
            var entity = entities[i];
            entity.position = Cesium.Cartesian3.fromRadians(
              longitude,
              latitude,
              height + entity.height
            );
          }

          viewer.clock.currentTime = new Cesium.JulianDate(location.date);
          viewer.clock.multiplier = 1.0;
        }

        function setLocationFunction(location) {
          return function () {
            setLocation(location);
          };
        }

        var locationToolbarOptions = [];
        for (var locationName in locations) {
          if (locations.hasOwnProperty(locationName)) {
            var location = locations[locationName];
            locationToolbarOptions.push({
              text: locationName,
              onselect: setLocationFunction(location),
            });
          }
        }

        Sandcastle.addToolbarMenu(locationToolbarOptions);

        function setEntity(entity) {
          for (i = 0; i < entitiesLength; ++i) {
            entities[i].show = false;
          }
          entity.show = true;
          viewer.trackedEntity = entity;
        }

        function setEntityFunction(entity) {
          return function () {
            setEntity(entity);
          };
        }

        var entityToolbarOptions = [];
        for (i = 0; i < entitiesLength; ++i) {
          var entity = entities[i];
          entityToolbarOptions.push({
            text: entity.name,
            onselect: setEntityFunction(entity),
          });
        }

        Sandcastle.addToolbarMenu(entityToolbarOptions);

        Sandcastle.addToggleButton("Shadows", viewer.shadows, function (
          checked
        ) {
          viewer.shadows = checked;
        });

        Sandcastle.addToggleButton("Entity Shadows", true, function (checked) {
          var entityShadows = checked
            ? Cesium.ShadowMode.ENABLED
            : Cesium.ShadowMode.DISABLED;
          for (i = 0; i < entitiesLength; ++i) {
            var entity = entities[i];
            var visual = entity.model || entity.box || entity.ellipsoid;
            visual.shadows = entityShadows;
          }
        });

        Sandcastle.addToggleButton(
          "Terrain Shadows",
          viewer.terrainShadows === Cesium.ShadowMode.ENABLED,
          function (checked) {
            viewer.terrainShadows = checked
              ? Cesium.ShadowMode.ENABLED
              : Cesium.ShadowMode.DISABLED;
          }
        );

        Sandcastle.addToggleButton(
          "Soft Shadows",
          shadowMap.softShadows,
          function (checked) {
            shadowMap.softShadows = checked;
          }
        );

        Sandcastle.addToolbarMenu([
          {
            text: "Size : 2048",
            onselect: function () {
              shadowMap.size = 2048;
            },
          },
          {
            text: "Size : 1024",
            onselect: function () {
              shadowMap.size = 1024;
            },
          },
          {
            text: "Size : 512",
            onselect: function () {
              shadowMap.size = 512;
            },
          },
          {
            text: "Size : 256",
            onselect: function () {
              shadowMap.size = 256;
            },
          },
        ]);

        setLocation(locations.Exton);
        setEntity(cesiumAir);

        //Sandcastle_End
        Sandcastle.finishedLoading();
      }
      if (typeof Cesium !== "undefined") {
        window.startupCalled = true;
        startup(Cesium);
      }
    </script>
  </body>
</html>

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