
本文旨在解答如何利用三维坐标数组绘制三维不规则图形的问题。
给定三维坐标数组:
[[162,81,10],[162,704,10],[773,704,20],[773,145,20]]
如何使用代码绘制出该图形?
可以使用 three.js 或 amcharts 等 javascript 库来实现三维图形的绘制。
three.js 示例:
// 创建场景
const scene = new three.scene();
// 创建相机
const camera = new three.perspectivecamera(75, window.innerwidth / window.innerheight, 0.1, 1000);
// 创建渲染器
const renderer = new three.webglrenderer();
renderer.setsize(window.innerwidth, window.innerheight);
// 创建几何体
const geometry = new three.geometry();
const coordinates = [[162,81,10],[162,704,10],[773,704,20],[773,145,20]];
for (let i = 0; i < coordinates.length; i++) {
geometry.vertices.push(new three.vector3(...coordinates[i]));
}
geometry.faces.push(new three.face3(0, 1, 2));
geometry.faces.push(new three.face3(0, 2, 3));
// 创建材质
const material = new three.meshbasicmaterial({color: 0x00ff00, wireframe: true});
// 创建网格
const mesh = new three.mesh(geometry, material);
// 添加网格到场景
scene.add(mesh);
// 渲染场景
renderer.render(scene, camera);amcharts 示例:
// 创建图表
const chart = AmCharts.makeChart("chartdiv", {
"type": "3d",
"theme": "light",
"dataProvider": [{
"x": 162,
"y": 81,
"z": 10
}, {
"x": 162,
"y": 704,
"z": 10
}, {
"x": 773,
"y": 704,
"z": 20
}, {
"x": 773,
"y": 145,
"z": 20
}],
"graphs": [{
"lineAlpha": 1,
"fillAlphas": 0.8,
"lineColor": "#ff0000",
"balloonText": "[[category]]: [[value]]",
"valueField": "z",
"type": "column"
}],
"categoryAxis": {
"gridPosition": "start"
},
"depth3D": 100,
"angle": 35,
"export": {
"enabled": true
}
});以上就是如何使用代码将三维坐标数组绘制成不规则图形?的详细内容,更多请关注php中文网其它相关文章!
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