基础 Line

Object3D.Line 用来创建基于 gl.LINES 绘制的纯粹的线样式的三维图形。

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          <!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
    <title>基础 Line</title>
    <style>
        html, body, #container {
            margin: 0; padding: 0; width: 100%; height: 100%;
        }
    </style>
</head>
<body>
<div id="container"></div>
<script src='//a.amap.com/Loca/static/mock/city_line.js'></script>
<script src="//webapi.amap.com/maps?v=1.4.15&key=您申请的key值&plugin=Map3D"></script>
<script>
    var map = new AMap.Map('container', {
        viewMode: '3D',
        defaultCursor: 'pointer',
        showBuildingBlock: false,
        expandZoomRange: true,
        zooms: [3, 20],
        pitch: 53,
        zoom: 5,
        center: [109.480766, 29.932931]
    });

    var object3Dlayer = new AMap.Object3DLayer({ zIndex: 10 });

    map.add(object3Dlayer);

    var Line3D = new AMap.Object3D.Line();
    Line3D.transparent = true;

    var geometry = Line3D.geometry;

    for (var i = 0; i < city_line.length; i++) {
        // 线段
        var od = city_line[i].line;

        var origin = od[0].split(',');
        origin = map.lngLatToGeodeticCoord([origin[0], origin[1]]);
        geometry.vertices.push(origin.x, origin.y, 0);
        geometry.vertexColors.push(0, 0.4, 1, 0.3);

        var des = od[1].split(',');
        des = map.lngLatToGeodeticCoord([des[0], des[1]]);
        geometry.vertices.push(des.x, des.y, 0);
        geometry.vertexColors.push(0, 0.4, 1, 0.3);
    }

    object3Dlayer.add(Line3D);
</script>
</body>
</html>
        

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