Examples with CesiumTerrainProvider org.cesiumjs.cs.core.providers.CesiumTerrainProvider used on opensource projects

Example 1 with CesiumTerrainProvider

use of org.cesiumjs.cs.core.providers.CesiumTerrainProvider in project gwt-cs by iSergio.

the class Shadows method buildPanel.

@Override
public void buildPanel() {
    ViewerOptions viewerOptions = new ViewerOptions();
    viewerOptions.infoBox = false;
    viewerOptions.selectionIndicator = false;
    viewerOptions.shadows = true;
    viewerOptions.terrainShadows = ShadowMode.ENABLED();
    csVPanel = new ViewerPanel(viewerOptions);
    CesiumTerrainProviderOptions cesiumTerrainProviderOptions = new CesiumTerrainProviderOptions();
    cesiumTerrainProviderOptions.url = "https://assets.agi.com/stk-terrain/world";
    cesiumTerrainProviderOptions.requestVertexNormals = true;
    cesiumTerrainProviderOptions.requestWaterMask = true;
    csVPanel.getViewer().terrainProvider = new CesiumTerrainProvider(cesiumTerrainProviderOptions);
    shadowMap = csVPanel.getViewer().shadowMap();
    shadowMap.maximumDistance = 10000.0;
    ModelGraphicsOptions modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(GWT.getModuleBaseURL() + "SampleData/models/CesiumAir/Cesium_Air.glb");
    EntityOptions entityOptions = new EntityOptions();
    entityOptions.name = "Cesium Air";
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    JsObject.$(entityOptions, "height", 20.0);
    cesiumAir = csVPanel.getViewer().entities().add(entityOptions);
    modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(GWT.getModuleBaseURL() + "SampleData/models/CesiumGround/Cesium_Ground.glb");
    entityOptions = new EntityOptions();
    entityOptions.name = "Ground Vehicle";
    JsObject.$(entityOptions, "height", 0.0);
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    groundVehicle = csVPanel.getViewer().entities().add(entityOptions);
    modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(GWT.getModuleBaseURL() + "SampleData/models/CesiumMan/Cesium_Man.glb");
    entityOptions = new EntityOptions();
    entityOptions.name = "Cesium Man";
    JsObject.$(entityOptions, "height", 0.0);
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    cesiumMan = csVPanel.getViewer().entities().add(entityOptions);
    modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(GWT.getModuleBaseURL() + "SampleData/models/WoodTower/Wood_Tower.gltf");
    entityOptions = new EntityOptions();
    entityOptions.name = "Wood Tower";
    JsObject.$(entityOptions, "height", 0.0);
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    woodTower = csVPanel.getViewer().entities().add(entityOptions);
    modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(GWT.getModuleBaseURL() + "SampleData/models/ShadowTester/Shadow_Tester_4.gltf");
    entityOptions = new EntityOptions();
    entityOptions.name = "Simple City";
    JsObject.$(entityOptions, "height", 0.0);
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    simpleCity = csVPanel.getViewer().entities().add(entityOptions);
    BoxGraphicsOptions boxGraphicsOptions = new BoxGraphicsOptions();
    boxGraphicsOptions.dimensions = new ConstantProperty<>(new Cartesian3(10.0, 10.0, 10.0));
    boxGraphicsOptions.material = new ColorMaterialProperty(Color.RED());
    boxGraphicsOptions.shadows = new ConstantProperty<>(ShadowMode.ENABLED());
    entityOptions = new EntityOptions();
    entityOptions.name = "Box";
    JsObject.$(entityOptions, "height", 10.0);
    entityOptions.box = new BoxGraphics(boxGraphicsOptions);
    boxEntity = csVPanel.getViewer().entities().add(entityOptions);
    CheckerboardMaterialPropertyOptions checkerboardMaterialPropertyOptions = new CheckerboardMaterialPropertyOptions();
    checkerboardMaterialPropertyOptions.evenColor = new ConstantProperty<>(Color.RED().withAlpha(0.5f));
    checkerboardMaterialPropertyOptions.oddColor = new ConstantProperty<>(Color.RED().withAlpha(0.0f));
    checkerboardMaterialPropertyOptions.repeat = new ConstantProperty<>(new Cartesian2(5.0, 10.0));
    CheckerboardMaterialProperty checkerMaterial = new CheckerboardMaterialProperty(checkerboardMaterialPropertyOptions);
    boxGraphicsOptions = new BoxGraphicsOptions();
    boxGraphicsOptions.dimensions = new ConstantProperty<>(new Cartesian3(10.0, 10.0, 10.0));
    boxGraphicsOptions.material = checkerMaterial;
    boxGraphicsOptions.outline = new ConstantProperty<>(true);
    boxGraphicsOptions.outlineColor = new ConstantProperty<>(Color.RED());
    boxGraphicsOptions.shadows = new ConstantProperty<>(ShadowMode.ENABLED());
    entityOptions = new EntityOptions();
    entityOptions.name = "Checkered Box";
    JsObject.$(entityOptions, "height", 10.0);
    entityOptions.box = new BoxGraphics(boxGraphicsOptions);
    checkerEntity = csVPanel.getViewer().entities().add(entityOptions);
    EllipsoidGraphicsOptions ellipsoidGraphicsOptions = new EllipsoidGraphicsOptions();
    ellipsoidGraphicsOptions.radii = new ConstantProperty<>(new Cartesian3(15.0, 15.0, 15.0));
    ellipsoidGraphicsOptions.material = new ColorMaterialProperty(Color.BLUE().withAlpha(0.5f));
    ellipsoidGraphicsOptions.slicePartitions = new ConstantProperty<>(24);
    ellipsoidGraphicsOptions.stackPartitions = new ConstantProperty<>(36);
    ellipsoidGraphicsOptions.shadows = new ConstantProperty<>(ShadowMode.ENABLED());
    entityOptions = new EntityOptions();
    entityOptions.name = "Sphere";
    JsObject.$(entityOptions, "height", 10.0);
    entityOptions.ellipsoid = new EllipsoidGraphics(ellipsoidGraphicsOptions);
    sphereEntity = csVPanel.getViewer().entities().add(entityOptions);
    setLocation(locations.get(0));
    setEntity(cesiumAir);
    ListBox locationLBox = new ListBox();
    for (int i = 0; i < locations.size(); i++) {
        Location location = locations.get(i);
        locationLBox.addItem(location.name, i + "");
    }
    locationLBox.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent changeEvent) {
            ListBox source = (ListBox) changeEvent.getSource();
            setLocation(locations.get(Integer.parseInt(source.getSelectedValue())));
        }
    });
    ListBox entitiList = new ListBox();
    entitiList.addItem("Cesium Air");
    entitiList.addItem("Ground Vehicle");
    entitiList.addItem("Cesium Man");
    entitiList.addItem("Wood Tower");
    entitiList.addItem("Simple City");
    entitiList.addItem("Box");
    entitiList.addItem("Checkered Box");
    entitiList.addItem("Sphere");
    entitiList.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent changeEvent) {
            ListBox source = (ListBox) changeEvent.getSource();
            switch(source.getSelectedIndex()) {
                case 0:
                    setEntity(cesiumAir);
                    break;
                case 1:
                    setEntity(groundVehicle);
                    break;
                case 2:
                    setEntity(cesiumMan);
                    break;
                case 3:
                    setEntity(woodTower);
                    break;
                case 4:
                    setEntity(simpleCity);
                    break;
                case 5:
                    setEntity(boxEntity);
                    break;
                case 6:
                    setEntity(checkerEntity);
                    break;
                case 7:
                    setEntity(sphereEntity);
                    break;
                default:
                    break;
            }
        }
    });
    CheckBox shadowsCBox = new CheckBox("Shadows");
    shadowsCBox.getElement().getStyle().setColor("white");
    shadowsCBox.setValue(true);
    shadowsCBox.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> valueChangeEvent) {
            csVPanel.getViewer().shadows = !csVPanel.getViewer().shadows;
        }
    });
    CheckBox entitiShadowsCBox = new CheckBox("Entity Shadows");
    entitiShadowsCBox.getElement().getStyle().setColor("white");
    entitiShadowsCBox.setValue(true);
    entitiShadowsCBox.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> valueChangeEvent) {
            Number entityShadows = valueChangeEvent.getValue() ? ShadowMode.ENABLED() : ShadowMode.DISABLED();
            for (int i = 0; i < csVPanel.getViewer().entities().values().length; i++) {
                Entity entity = csVPanel.getViewer().entities().values()[i];
                if (entity.model != null) {
                    entity.model.shadows = new ConstantProperty<>(entityShadows);
                } else if (entity.box != null) {
                    entity.box.shadows = new ConstantProperty<>(entityShadows);
                } else if (entity.ellipsoid != null) {
                    entity.ellipsoid.shadows = new ConstantProperty<>(entityShadows);
                }
            }
        }
    });
    CheckBox terrainShadowsCBox = new CheckBox("Terrain Shadows");
    terrainShadowsCBox.getElement().getStyle().setColor("white");
    terrainShadowsCBox.setValue(true);
    terrainShadowsCBox.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> valueChangeEvent) {
            csVPanel.getViewer().terrainShadows = valueChangeEvent.getValue() ? ShadowMode.ENABLED() : ShadowMode.DISABLED();
        }
    });
    CheckBox softShadowsCBox = new CheckBox("Soft Shadows");
    softShadowsCBox.getElement().getStyle().setColor("white");
    softShadowsCBox.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> valueChangeEvent) {
            shadowMap.softShadows = valueChangeEvent.getValue();
        }
    });
    ListBox sizeLBox = new ListBox();
    sizeLBox.addItem("Size: 2048", "2048");
    sizeLBox.addItem("Size: 1024", "1024");
    sizeLBox.addItem("Size: 512", "512");
    sizeLBox.addItem("Size: 256", "256");
    sizeLBox.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent changeEvent) {
            ListBox source = (ListBox) changeEvent.getSource();
            shadowMap.size = Integer.parseInt(source.getSelectedValue());
        }
    });
    VerticalPanel vPanel = new VerticalPanel();
    vPanel.add(locationLBox);
    vPanel.add(entitiList);
    vPanel.add(shadowsCBox);
    vPanel.add(entitiShadowsCBox);
    vPanel.add(terrainShadowsCBox);
    vPanel.add(softShadowsCBox);
    vPanel.add(sizeLBox);
    FlowPanel fPanel = new FlowPanel();
    AbsolutePanel aPanel = new AbsolutePanel();
    aPanel.add(csVPanel);
    aPanel.add(vPanel, 20, 20);
    fPanel.add(aPanel);
    contentPanel.add(new HTML("<p>Shadow maps.</p>"));
    contentPanel.add(fPanel);
    initWidget(contentPanel);
}

Example 2 with CesiumTerrainProvider

use of org.cesiumjs.cs.core.providers.CesiumTerrainProvider in project gwt-cs by iSergio.

the class Terrain method buildPanel.

@Override
public void buildPanel() {
    csVPanel = new ViewerPanel();
    CesiumTerrainProviderOptions cesiumTerrainProviderOptions = new CesiumTerrainProviderOptions();
    cesiumTerrainProviderOptions.url = "https://assets.agi.com/stk-terrain/world";
    cesiumTerrainProviderOptions.requestWaterMask = true;
    cesiumTerrainProviderOptions.requestVertexNormals = true;
    cesiumTerrainProviderMeshes = new CesiumTerrainProvider(cesiumTerrainProviderOptions);
    csVPanel.getViewer().terrainProvider = cesiumTerrainProviderMeshes;
    Cartesian3 target = new Cartesian3(300770.50872389384, 5634912.131394585, 2978152.2865545116);
    Cartesian3 offset = new Cartesian3(6344.974098678562, -793.3419798081741, 2499.9508860763162);
    csVPanel.getViewer().camera.lookAt(target, offset);
    csVPanel.getViewer().camera.lookAtTransform(Matrix4.IDENTITY());
    ListBox terrainsLBox = new ListBox();
    terrainsLBox.setWidth("130px");
    terrainsLBox.addItem("CesiumTerrainProvider - STK World Terrain", "0");
    terrainsLBox.addItem("CesiumTerrainProvider - STK World Terrain - no effects", "1");
    terrainsLBox.addItem("CesiumTerrainProvider - STK World Terrain w/ Lighting", "2");
    terrainsLBox.addItem("CesiumTerrainProvider - STK World Terrain w/ Water", "3");
    terrainsLBox.addItem("EllipsoidTerrainProvider", "4");
    terrainsLBox.addItem("VRTheWorldTerrainProvider", "5");
    terrainsLBox.addItem("GeoserverTerrainProvider", "6");
    terrainsLBox.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent changeEvent) {
            ListBox source = (ListBox) changeEvent.getSource();
            switch(source.getSelectedValue()) {
                case "0":
                    {
                        csVPanel.getViewer().terrainProvider = cesiumTerrainProviderMeshes;
                        csVPanel.getViewer().scene().globe.enableLighting = true;
                    }
                    break;
                case "1":
                    {
                        CesiumTerrainProviderOptions options = new CesiumTerrainProviderOptions();
                        options.url = "https://assets.agi.com/stk-terrain/world";
                        csVPanel.getViewer().terrainProvider = new CesiumTerrainProvider(options);
                    }
                    break;
                case "2":
                    {
                        CesiumTerrainProviderOptions options = new CesiumTerrainProviderOptions();
                        options.url = "https://assets.agi.com/stk-terrain/world";
                        options.requestVertexNormals = true;
                        csVPanel.getViewer().terrainProvider = new CesiumTerrainProvider(options);
                        csVPanel.getViewer().scene().globe.enableLighting = true;
                    }
                    break;
                case "3":
                    {
                        CesiumTerrainProviderOptions options = new CesiumTerrainProviderOptions();
                        options.url = "https://assets.agi.com/stk-terrain/world";
                        options.requestWaterMask = true;
                        csVPanel.getViewer().terrainProvider = new CesiumTerrainProvider(options);
                        csVPanel.getViewer().scene().globe.enableLighting = true;
                    }
                    break;
                case "4":
                    {
                        csVPanel.getViewer().terrainProvider = new EllipsoidTerrainProvider();
                    }
                    break;
                case "5":
                    {
                        VRTheWorldTerrainProviderOptions options = new VRTheWorldTerrainProviderOptions();
                        options.url = "http://www.vr-theworld.com/vr-theworld/tiles1.0.0/73/";
                        csVPanel.getViewer().terrainProvider = new VRTheWorldTerrainProvider(options);
                    }
                    break;
                case "6":
                    {
                        GeoserverTerrainProviderOptions options = new GeoserverTerrainProviderOptions();
                        options.url = "http://sergeserver.noip.me/geobase-portal/ows";
                        options.layerName = "geoserver:geobase:SRTM90";
                        options.styleName = "geobase:grayToColor";
                        csVPanel.getViewer().terrainProvider = new GeoserverTerrainProvider(options);
                    }
                    break;
                default:
                    break;
            }
        }
    });
    ListBox targetsLBox = new ListBox();
    targetsLBox.addItem("Mount Everest", "0");
    targetsLBox.addItem("Half Dome", "1");
    targetsLBox.addItem("San Francisco Bay", "2");
    targetsLBox.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent changeEvent) {
            ListBox source = (ListBox) changeEvent.getSource();
            switch(source.getSelectedValue()) {
                case "0":
                    {
                        Cartesian3 target = new Cartesian3(300770.50872389384, 5634912.131394585, 2978152.2865545116);
                        Cartesian3 offset = new Cartesian3(6344.974098678562, -793.3419798081741, 2499.9508860763162);
                        csVPanel.getViewer().camera.lookAt(target, offset);
                        csVPanel.getViewer().camera.lookAtTransform(Matrix4.IDENTITY());
                    }
                    break;
                case "1":
                    {
                        Cartesian3 target = new Cartesian3(-2489625.0836225147, -4393941.44443024, 3882535.9454173897);
                        Cartesian3 offset = new Cartesian3(-6857.40902037546, 412.3284835694358, 2147.5545426812023);
                        csVPanel.getViewer().camera.lookAt(target, offset);
                        csVPanel.getViewer().camera.lookAtTransform(Matrix4.IDENTITY());
                    }
                    break;
                case "2":
                    {
                        Cartesian3 target = new Cartesian3(-2708814.85583248, -4254159.450845907, 3891403.9457429945);
                        Cartesian3 offset = new Cartesian3(70642.66030209465, -31661.517948317807, 35505.179997143336);
                        csVPanel.getViewer().camera.lookAt(target, offset);
                        csVPanel.getViewer().camera.lookAtTransform(Matrix4.IDENTITY());
                    }
                default:
                    break;
            }
        }
    });
    ToggleButton lightingTBtn = new ToggleButton("Toggle Lighting");
    lightingTBtn.setWidth("130px");
    lightingTBtn.setValue(true);
    lightingTBtn.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> valueChangeEvent) {
            csVPanel.getViewer().scene().globe.enableLighting = !csVPanel.getViewer().scene().globe.enableLighting;
        }
    });
    ToggleButton fogTBtn = new ToggleButton("Toggle Fog");
    fogTBtn.setWidth("130px");
    fogTBtn.setValue(true);
    fogTBtn.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> valueChangeEvent) {
            csVPanel.getViewer().scene().fog.enabled = !csVPanel.getViewer().scene().fog.enabled;
        }
    });
    Button sampleBtn = new Button("Sample Everest Terrain");
    sampleBtn.addClickHandler(new ClickHandler() {

        @Override
        public void onClick(ClickEvent clickEvent) {
            int gridWidth = 41;
            int gridHeight = 41;
            double everestLatitude = Math.toRadians(27.988257);
            double everestLongitude = Math.toRadians(86.925145);
            double rectangleHalfSize = 0.005;
            Rectangle e = new Rectangle(everestLongitude - rectangleHalfSize, everestLatitude - rectangleHalfSize, everestLongitude + rectangleHalfSize, everestLatitude + rectangleHalfSize);
            terrainSamplePositions = new ArrayList<>();
            for (int y = 0; y < gridHeight; ++y) {
                for (int x = 0; x < gridWidth; ++x) {
                    double lon = Math.lerp(e.west, e.east, (double) x / (gridWidth - 1.));
                    double lat = Math.lerp(e.south, e.north, (double) y / (gridHeight - 1.));
                    Cartographic position = new Cartographic(lon, lat);
                    terrainSamplePositions.add(position);
                }
            }
            Promise<Cartographic[], Void> promise = Cesium.sampleTerrain(csVPanel.getViewer().terrainProvider, 9, terrainSamplePositions.toArray(new Cartographic[terrainSamplePositions.size()]));
            promise.then(new Fulfill<Cartographic[]>() {

                @Override
                public void onFulfilled(Cartographic[] value) {
                    sampleTerrainSuccess();
                }
            });
        }
    });
    VerticalPanel vPanel = new VerticalPanel();
    vPanel.add(targetsLBox);
    vPanel.add(terrainsLBox);
    vPanel.add(lightingTBtn);
    vPanel.add(fogTBtn);
    vPanel.add(sampleBtn);
    AbsolutePanel aPanel = new AbsolutePanel();
    aPanel.add(csVPanel);
    aPanel.add(vPanel, 20, 20);
    contentPanel.add(new HTML("<p>Visualize worldwide, high-resolution terrain.</p>"));
    contentPanel.add(aPanel);
    initWidget(contentPanel);
}

Example 3 with CesiumTerrainProvider

use of org.cesiumjs.cs.core.providers.CesiumTerrainProvider in project gwt-cs by iSergio.

the class Cardboard method buildPanel.

@Override
public void buildPanel() {
    ViewerOptions viewerOptions = new ViewerOptions();
    viewerOptions.vrButton = true;
    ViewerPanel csVPanel = new ViewerPanel(viewerOptions);
    csVPanel.getViewer().scene().globe.enableLighting = true;
    CesiumTerrainProviderOptions cesiumTerrainProviderOptions = new CesiumTerrainProviderOptions();
    cesiumTerrainProviderOptions.url = "https://assets.agi.com/stk-terrain/world";
    cesiumTerrainProviderOptions.requestVertexNormals = true;
    csVPanel.getViewer().terrainProvider = new CesiumTerrainProvider(cesiumTerrainProviderOptions);
    csVPanel.getViewer().scene().globe.depthTestAgainstTerrain = true;
    // Follow the path of a plane. See the interpolation Sandcastle example.
    Math.setRandomNumberSeed(3);
    start = JulianDate.fromDate(new JsDate(2015, 2, 25, 16));
    stop = JulianDate.addSeconds(start, 360, new JulianDate());
    csVPanel.getViewer().clock().startTime = start.clone();
    csVPanel.getViewer().clock().stopTime = stop.clone();
    csVPanel.getViewer().clock().currentTime = start.clone();
    csVPanel.getViewer().clock().clockRange = ClockRange.LOOP_STOP();
    csVPanel.getViewer().clock().multiplier = 1.0;
    double lon = -112.110693;
    double lat = 36.0994841;
    double radius = 0.03;
    String modelURI = GWT.getModuleBaseURL() + "SampleData/models/CesiumBalloon/CesiumBalloon.glb";
    EntityOptions entityOptions = new EntityOptions();
    TimeIntervalOptions timeIntervalOptions = new TimeIntervalOptions();
    timeIntervalOptions.start = start;
    timeIntervalOptions.stop = stop;
    entityOptions.availability = new TimeIntervalCollection(new TimeInterval[] { new TimeInterval(timeIntervalOptions) });
    entityOptions.position = computeCirclularFlight(lon, lat, radius);
    ModelGraphicsOptions modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(modelURI);
    modelGraphicsOptions.minimumPixelSize = new ConstantProperty<>(64);
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    entity = csVPanel.getViewer().entities().add(entityOptions);
    SampledPropertyInterpolationOptions sampledPropertyInterpolationOptions = new SampledPropertyInterpolationOptions();
    sampledPropertyInterpolationOptions.interpolationDegree = 2;
    sampledPropertyInterpolationOptions.interpolationAlgorithm = HermitePolynomialApproximation.instance();
    ((SampledPositionProperty) entity.position).setInterpolationOptions(sampledPropertyInterpolationOptions);
    // Set initial camera position and orientation to be when in the model's reference frame.
    final org.cesiumjs.cs.scene.Camera camera = csVPanel.getViewer().camera;
    camera.position = new Cartesian3(0.25, 0.0, 0.0);
    camera.direction = new Cartesian3(1.0, 0.0, 0.0);
    camera.up = new Cartesian3(0.0, 0.0, 1.0);
    camera.right = new Cartesian3(0.0, -1.0, 0.0);
    csVPanel.getViewer().scene().preRender().addEventListener(new Scene.Listener() {

        @Override
        public void function(Scene scene, JulianDate time) {
            Cartesian3 position = entity.position.getValue(time);
            if (position == null || !Cesium.defined(position)) {
                return;
            }
            Matrix4 transform;
            if (!Cesium.defined(entity.orientation)) {
                transform = Transforms.eastNorthUpToFixedFrame(position);
            } else {
                Quaternion orientation = (Quaternion) entity.orientation.getValue(time);
                if (!Cesium.defined(orientation)) {
                    return;
                }
                transform = Matrix4.fromRotationTranslation(Matrix3.fromQuaternion(orientation), position);
            }
            // Save camera state
            Cartesian3 offset = camera.position.clone();
            Cartesian3 direction = camera.direction.clone();
            Cartesian3 up = camera.up.clone();
            // Set camera to be in model's reference frame.
            camera.lookAtTransform(transform);
            // Reset the camera state to the saved state so it appears fixed in the model's frame.
            offset.clone(camera.position);
            direction.clone(camera.direction);
            up.clone(camera.up);
            Cartesian3.cross(direction, up, camera.right);
        }
    });
    // Add a few more balloons flying with the one the viewer is in.
    int numBalloons = 12;
    for (int i = 0; i < numBalloons; ++i) {
        double balloonRadius = (Math.nextRandomNumber() * 2.0 - 1.0) * 0.01 + radius;
        entityOptions = new EntityOptions();
        timeIntervalOptions = new TimeIntervalOptions();
        timeIntervalOptions.start = start;
        timeIntervalOptions.stop = stop;
        entityOptions.availability = new TimeIntervalCollection(new TimeInterval[] { new TimeInterval(timeIntervalOptions) });
        entityOptions.position = computeCirclularFlight(lon, lat, balloonRadius);
        modelGraphicsOptions = new ModelGraphicsOptions();
        modelGraphicsOptions.uri = new ConstantProperty<>(modelURI);
        modelGraphicsOptions.minimumPixelSize = new ConstantProperty<>(64);
        entityOptions.model = new ModelGraphics(modelGraphicsOptions);
        Entity balloon = csVPanel.getViewer().entities().add(entityOptions);
        sampledPropertyInterpolationOptions = new SampledPropertyInterpolationOptions();
        sampledPropertyInterpolationOptions.interpolationDegree = 2;
        sampledPropertyInterpolationOptions.interpolationAlgorithm = HermitePolynomialApproximation.instance();
        ((SampledPositionProperty) balloon.position).setInterpolationOptions(sampledPropertyInterpolationOptions);
    }
    contentPanel.add(new HTML("<p>Configure viewer to add a button enabling look at a mobile device with cardboard.</p>"));
    contentPanel.add(csVPanel);
    initWidget(contentPanel);
}

Example 4 with CesiumTerrainProvider

use of org.cesiumjs.cs.core.providers.CesiumTerrainProvider in project gwt-cs by iSergio.

the class TerrainClippingPlanes method buildPanel.

@Override
public void buildPanel() {
    ViewerOptions viewerOptions = new ViewerOptions();
    viewerOptions.skyAtmosphere = null;
    final ViewerPanel csVPanel = new ViewerPanel(viewerOptions);
    CesiumTerrainProviderOptions terrainProviderOptions = new CesiumTerrainProviderOptions();
    terrainProviderOptions.url = "https://assets.agi.com/stk-terrain/v1/tilesets/world/tiles";
    terrainProviderOptions.requestWaterMask = true;
    terrainProviderOptions.requestVertexNormals = true;
    csVPanel.getViewer().terrainProvider = new CesiumTerrainProvider(terrainProviderOptions);
    Cartesian3 position = Cartesian3.fromRadians(-2.0862979473351286, 0.6586620013036164, 1400.0);
    BoxGraphicsOptions boxGraphicsOptions = new BoxGraphicsOptions();
    boxGraphicsOptions.dimensions = new ConstantProperty<>(new Cartesian3(1400.0, 1400.0, 2800.0));
    boxGraphicsOptions.material = new ColorMaterialProperty(Color.WHITE().withAlpha(0.3f));
    boxGraphicsOptions.outline = new ConstantProperty<>(true);
    boxGraphicsOptions.outlineColor = new ConstantProperty<>(Color.WHITE());
    EntityOptions entityOptions = new EntityOptions();
    entityOptions.position = new ConstantPositionProperty(position);
    entityOptions.box = new BoxGraphics(boxGraphicsOptions);
    Entity entity = csVPanel.getViewer().entities().add(entityOptions);
    ModelGraphicsOptions modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(GWT.getModuleBaseURL() + "SampleData/models/CesiumMan/Cesium_Man.glb");
    modelGraphicsOptions.minimumPixelSize = new ConstantProperty<>(128);
    modelGraphicsOptions.maximumScale = new ConstantProperty<>(800);
    entityOptions = new EntityOptions();
    entityOptions.position = new ConstantPositionProperty(position);
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    csVPanel.getViewer().entities().add(entityOptions);
    ClippingPlaneCollectionOptions clippingPlaneCollectionOptions = new ClippingPlaneCollectionOptions();
    clippingPlaneCollectionOptions.modelMatrix = entity.computeModelMatrix(JulianDate.now());
    clippingPlaneCollectionOptions.planes = new ClippingPlane[] { new ClippingPlane(new Cartesian3(1.0, 0.0, 0.0), -700.0), new ClippingPlane(new Cartesian3(-1.0, 0.0, 0.0), -700.0), new ClippingPlane(new Cartesian3(0.0, 1.0, 0.0), -700.0), new ClippingPlane(new Cartesian3(0.0, -1.0, 0.0), -700.0) };
    clippingPlaneCollectionOptions.edgeWidth = 1.0;
    clippingPlaneCollectionOptions.edgeColor = Color.WHITE();
    final Globe globe = csVPanel.getViewer().scene().globe;
    globe.depthTestAgainstTerrain = true;
    globe.clippingPlanes = new ClippingPlaneCollection(clippingPlaneCollectionOptions);
    csVPanel.getViewer().trackedEntity = entity;
    CheckBox globeClippingCBox = new CheckBox("Globe clipping planes enabled");
    globeClippingCBox.setValue(true);
    globeClippingCBox.getElement().getStyle().setColor("white");
    globeClippingCBox.addValueChangeHandler(new ValueChangeHandler<Boolean>() {

        @Override
        public void onValueChange(ValueChangeEvent<Boolean> event) {
            globe.clippingPlanes.enabled = event.getValue();
        }
    });
    AbsolutePanel aPanel = new AbsolutePanel();
    aPanel.add(csVPanel);
    aPanel.add(globeClippingCBox, 20, 20);
    contentPanel.add(new HTML("<p>User-defined clipping planes applied to terrain.</p>"));
    contentPanel.add(aPanel);
    initWidget(contentPanel);
}

Example 5 with CesiumTerrainProvider

use of org.cesiumjs.cs.core.providers.CesiumTerrainProvider in project gwt-cs by iSergio.

the class Interpolation method buildPanel.

@Override
public void buildPanel() {
    csVPanel = new ViewerPanel();
    csVPanel.getViewer().scene().globe.enableLighting = false;
    CesiumTerrainProviderOptions cesiumTerrainProviderOptions = new CesiumTerrainProviderOptions();
    cesiumTerrainProviderOptions.url = "https://assets.agi.com/stk-terrain/world";
    cesiumTerrainProviderOptions.requestWaterMask = true;
    cesiumTerrainProviderOptions.requestVertexNormals = true;
    csVPanel.getViewer().terrainProvider = new CesiumTerrainProvider(cesiumTerrainProviderOptions);
    csVPanel.getViewer().scene().globe.depthTestAgainstTerrain = true;
    Math.setRandomNumberSeed(3);
    _start = JulianDate.fromDate(new JsDate(2015, 2, 25, 16));
    _stop = JulianDate.addSeconds(_start, 360, new JulianDate());
    csVPanel.getViewer().clock().startTime = _start.clone();
    csVPanel.getViewer().clock().stopTime = _stop.clone();
    csVPanel.getViewer().clock().currentTime = _start.clone();
    csVPanel.getViewer().clock().clockRange = ClockRange.LOOP_STOP();
    csVPanel.getViewer().clock().multiplier = 10;
    csVPanel.getViewer().timeline().zoomTo(_start, _stop);
    PositionProperty position = computeCirclularFlight(-112.110693, 36.0994841, 0.03);
    TimeIntervalOptions timeIntervalOptions = new TimeIntervalOptions();
    timeIntervalOptions.start = _start;
    timeIntervalOptions.stop = _stop;
    ModelGraphicsOptions modelGraphicsOptions = new ModelGraphicsOptions();
    modelGraphicsOptions.uri = new ConstantProperty<>(GWT.getModuleBaseURL() + "SampleData/models/CesiumAir/Cesium_Air.gltf");
    modelGraphicsOptions.minimumPixelSize = new ConstantProperty<>(64);
    PolylineGlowMaterialPropertyOptions polylineGlowMaterialPropertyOptions = new PolylineGlowMaterialPropertyOptions();
    polylineGlowMaterialPropertyOptions.glowPower = new ConstantProperty<>(0.1);
    polylineGlowMaterialPropertyOptions.color = new ConstantProperty<>(Color.YELLOW());
    PathGraphicsOptions pathGraphicsOptions = new PathGraphicsOptions();
    pathGraphicsOptions.resolution = new ConstantProperty<>(1);
    pathGraphicsOptions.material = new PolylineGlowMaterialProperty(polylineGlowMaterialPropertyOptions);
    pathGraphicsOptions.width = new ConstantProperty<>(10);
    EntityOptions entityOptions = new EntityOptions();
    entityOptions.availability = new TimeIntervalCollection(new TimeInterval[] { new TimeInterval(timeIntervalOptions) });
    entityOptions.position = position;
    entityOptions.orientation = new VelocityOrientationProperty(position);
    entityOptions.model = new ModelGraphics(modelGraphicsOptions);
    entityOptions.path = new PathGraphics(pathGraphicsOptions);
    _entity = csVPanel.getViewer().entities().add(entityOptions);
    ListBox interpolationsLBox = new ListBox();
    interpolationsLBox.addItem("Interpolation: Linear Approximation", "0");
    interpolationsLBox.addItem("Interpolation: Lagrange Polynomial Approximation", "1");
    interpolationsLBox.addItem("Interpolation: Hermite Polynomial Approximation", "2");
    interpolationsLBox.addChangeHandler(new ChangeHandler() {

        @Override
        public void onChange(ChangeEvent changeEvent) {
            ListBox source = (ListBox) changeEvent.getSource();
            SampledPropertyInterpolationOptions sampledPropertyInterpolationOptions = new SampledPropertyInterpolationOptions();
            switch(source.getSelectedValue()) {
                case "0":
                    sampledPropertyInterpolationOptions.interpolationDegree = 1;
                    sampledPropertyInterpolationOptions.interpolationAlgorithm = LinearApproximation.instance();
                    ((SampledPositionProperty) _entity.position).setInterpolationOptions(sampledPropertyInterpolationOptions);
                    break;
                case "1":
                    sampledPropertyInterpolationOptions.interpolationDegree = 5;
                    sampledPropertyInterpolationOptions.interpolationAlgorithm = LagrangePolynomialApproximation.instance();
                    ((SampledPositionProperty) _entity.position).setInterpolationOptions(sampledPropertyInterpolationOptions);
                    break;
                case "2":
                    sampledPropertyInterpolationOptions.interpolationDegree = 2;
                    sampledPropertyInterpolationOptions.interpolationAlgorithm = HermitePolynomialApproximation.instance();
                    ((SampledPositionProperty) _entity.position).setInterpolationOptions(sampledPropertyInterpolationOptions);
                    break;
                default:
                    break;
            }
        }
    });
    Button viewTopDownBtn = new Button("View Top Down");
    viewTopDownBtn.addClickHandler(new ClickHandler() {

        @Override
        public void onClick(ClickEvent clickEvent) {
            Viewer viewer = csVPanel.getViewer();
            viewer.trackedEntity = (Entity) JsObject.undefined();
            viewer.zoomTo(viewer.entities(), new HeadingPitchRange(0, Math.toRadians(-90), 0));
        }
    });
    Button viewSideBtn = new Button("View Side");
    viewSideBtn.addClickHandler(new ClickHandler() {

        @Override
        public void onClick(ClickEvent clickEvent) {
            Viewer viewer = csVPanel.getViewer();
            viewer.trackedEntity = (Entity) JsObject.undefined();
            viewer.zoomTo(viewer.entities(), new HeadingPitchRange(Math.toRadians(-90), Math.toRadians(-15), 7500.0));
        }
    });
    Button viewAircraftBtn = new Button("View Aircraft");
    viewAircraftBtn.addClickHandler(new ClickHandler() {

        @Override
        public void onClick(ClickEvent clickEvent) {
            Viewer viewer = csVPanel.getViewer();
            viewer.trackedEntity = _entity;
        }
    });
    HorizontalPanel btnHPanel = new HorizontalPanel();
    btnHPanel.setSpacing(5);
    btnHPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE);
    btnHPanel.add(interpolationsLBox);
    btnHPanel.add(viewTopDownBtn);
    btnHPanel.add(viewSideBtn);
    btnHPanel.add(viewAircraftBtn);
    AbsolutePanel aPanel = new AbsolutePanel();
    aPanel.add(csVPanel);
    aPanel.add(btnHPanel, 20, 20);
    contentPanel.add(new HTML("<p>This example shows simple Cesium application</p>"));
    contentPanel.add(aPanel);
    initWidget(contentPanel);
}