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			119 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
		
			4.2 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
<!--********************************************************************
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* by jiawanlong
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*********************************************************************-->
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<!DOCTYPE html>
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<html>
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<head>
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    <meta charset="UTF-8" />
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    <link rel="stylesheet" href="./../../cesium/Cesium1.98/Widgets/widgets.css">
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    <script type="text/javascript" src="./../../cesium/Cesium1.98/Cesium.js"></script>
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    <script src="./latlng.js"></script>
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</head>
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<body style="margin: 0; overflow: hidden; background: #fff; width: 100%; height: 100%; position: absolute; top: 0">
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    <div id="map" style="margin: 0 auto; width: 100%; height: 100%"></div>
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    <script type="text/javascript">
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        Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3ZjQ5ZGUzNC1jNWYwLTQ1ZTMtYmNjYS05YTY4ZTVmN2I2MDkiLCJpZCI6MTE3MTM4LCJpYXQiOjE2NzY0NDUyODB9.ZaNSBIfc1sGLhQd_xqhiSsc0yr8oS0wt1hAo9gbke6M'
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        const viewer = new Cesium.Viewer('map', {});
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        // 开启帧率
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        viewer.scene.debugShowFramesPerSecond = true;
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        // 深度监测
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        viewer.scene.globe.depthTestAgainstTerrain = true;
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        function add() {
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            let x = 120.948058;
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            let y = 24.826652;
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            let z = 2000;
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            var position = Cesium.Cartesian3.fromDegrees(x, y, z);
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            var heading = Cesium.Math.toRadians(270);
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            var pitch = Cesium.Math.toRadians(-120);
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            var roll = Cesium.Math.toRadians(180);
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            var hpr = new Cesium.HeadingPitchRoll(heading, pitch, roll);
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            var orientation = Cesium.Transforms.headingPitchRollQuaternion(
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                position,
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                hpr
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            );
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            let entity1 = viewer.entities.add({
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                position: position,
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                orientation: orientation,
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                model: {
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                    uri: './models/dd/scene.gltf',
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                    scale: 70,
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                },
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            });
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            viewer.scene.postRender.addEventListener(updateRainPositions);
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            function updateRainPositions() {
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                x = x - 0.01 / 100
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                y = y - 0.01 / 100
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                z = z - 2100 / 100
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                if (z > 0) {
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                    entity1.position = Cesium.Cartesian3.fromDegrees(x, y, z);
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                } else if (z == 0 || (z < 0 && z > -21)) {
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                    addDK(x, y)
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                    window.entity.show = 1;
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                    viewer.clock.shouldAnimate = true;
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                    viewer.clock.clockRange = 1;
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                    viewer.clock.multiplier = 0.3
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                }
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            }
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            function addDK(x, y) {
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                var position = Cesium.Cartesian3.fromDegrees(x, y, 1);
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                let entity = viewer.entities.add({
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                    position: position,
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                    model: {
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                        uri: './models/dk/dankeng.gltf',
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                        scale: 1,
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                    },
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                });
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            }
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        }
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        addBZ();
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        function addBZ() {
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            //俯视到目的地
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            viewer.camera.setView({
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                destination: Cesium.Cartesian3.fromDegrees(120.957668, 24.799042, 1625.0),
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                orientation: {
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                    heading: Cesium.Math.toRadians(316.8),
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                    pitch: Cesium.Math.toRadians(-30),
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                    roll: Cesium.Math.toRadians(0),
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                }
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            });
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            var position = Cesium.Cartesian3.fromDegrees(
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                120.938526, 24.817069, -0.5);
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            var heading = Cesium.Math.toRadians(45);
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            var pitch = Cesium.Math.toRadians(0);
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            var roll = Cesium.Math.toRadians(0);
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            var hpr = new Cesium.HeadingPitchRoll(heading, pitch, roll);
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            var orientation = Cesium.Transforms.headingPitchRollQuaternion(
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                position,
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                hpr
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            );
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            window.entity = viewer.entities.add({
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                position: position,
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                orientation: orientation,
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                model: {
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                    uri: './models/bz1/scene.gltf',
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                    scale: 0.42,
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                },
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            });
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            setTimeout(() => {
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                add()
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            }, 20000);
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        }
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    </script>
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</body>
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</html> |