Z-Indexing Geometry.html 4.26 KB
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<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="Draw a rectangle or extruded rectangle that conforms to the surface of the globe."
    />
    <meta name="cesium-sandcastle-labels" content="Geometries" />
    <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);
    </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");

        viewer.entities.add({
          id: "Red rectangle, zIndex 1",
          rectangle: {
            coordinates: Cesium.Rectangle.fromDegrees(
              -110.0,
              20.0,
              -100.5,
              30.0
            ),
            material: Cesium.Color.RED,
            zIndex: 1,
          },
        });

        viewer.entities.add({
          id: "Textured rectangle, zIndex 2",
          rectangle: {
            coordinates: Cesium.Rectangle.fromDegrees(
              -112.0,
              25.0,
              -102.5,
              35.0
            ),
            material: "../images/Cesium_Logo_Color.jpg",
            zIndex: 2,
          },
        });

        viewer.entities.add({
          id: "Blue rectangle, zIndex 3",
          rectangle: {
            coordinates: Cesium.Rectangle.fromDegrees(
              -110.0,
              31.0,
              -100.5,
              41.0
            ),
            material: Cesium.Color.BLUE,
            zIndex: 3,
          },
        });

        viewer.entities.add({
          id: "Textured rectangle, zIndex 3",
          rectangle: {
            coordinates: Cesium.Rectangle.fromDegrees(-99.5, 20.0, -90.0, 30.0),
            material: "../images/Cesium_Logo_Color.jpg",
            zIndex: 3,
          },
        });

        viewer.entities.add({
          id: "Green rectangle, zIndex 2",
          rectangle: {
            coordinates: Cesium.Rectangle.fromDegrees(-97.5, 25.0, -88.0, 35.0),
            material: Cesium.Color.GREEN,
            zIndex: 2,
          },
        });

        viewer.entities.add({
          id: "Blue rectangle, zIndex 1",
          rectangle: {
            coordinates: Cesium.Rectangle.fromDegrees(-99.5, 31.0, -90.0, 41.0),
            material: Cesium.Color.BLUE,
            zIndex: 1,
          },
        });

        if (!Cesium.Entity.supportsPolylinesOnTerrain(viewer.scene)) {
          window.alert(
            "Polylines on terrain are not supported on this platform, Z-index will be ignored"
          );
        }

        if (
          !Cesium.Entity.supportsMaterialsforEntitiesOnTerrain(viewer.scene)
        ) {
          window.alert(
            "Textured materials on terrain polygons are not supported on this platform, Z-index will be ignored"
          );
        }

        viewer.entities.add({
          id: "Polyline, zIndex 2",
          polyline: {
            positions: Cesium.Cartesian3.fromDegreesArray([
              -120.0,
              22.0,
              -80.0,
              22.0,
            ]),
            width: 8.0,
            material: new Cesium.PolylineGlowMaterialProperty({
              glowPower: 0.2,
              color: Cesium.Color.BLUE,
            }),
            zIndex: 2,
            clampToGround: true,
          },
        });

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