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cesium-frame
Commit 0b630c3d by jlc
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update：矩形空间网格案例代码的修改

parent 85ed5a72
Showing with 85 additions and 80 deletions
src/examples/sceneSet/rectangularSpaceGrid/rectangularSpaceGrid-function.js
export function addRectangularSpaceGrid() { export function addRectangularSpaceGrid(viewer) {
const script = document.createElement('script'); // 定义矩形的中心位置和尺寸
script.src = 'https://cesium.com/downloads/cesiumjs/releases/1.99/Build/Cesium/Cesium.js'; const center = Cesium.Cartesian3.fromDegrees(120, 30);
script.onload = () => { const width = 200000; // 矩形的宽度，单位为米
window.Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3Njg4ZWU5Yi1iZDhiLTRhYmUtOTRiYS04YjM5NmUwNjVmMDMiLCJpZCI6MjI3MzQ3LCJpYXQiOjE3MjA1MjA4Mjh9.E5XW4LnwgfVAaBC-znaYr61m4yK0-j2qEQhi9qwFFPE' const height = 200000; // 矩形的高度，单位为米
const viewer = new window.Cesium.Viewer('cesiumContainer', { // 定义网格参数
infoBox: false, const numHorizontalLines = 10; // 水平线数量
}); const numVerticalLines = 10; // 垂直线数量
// 定义矩形的中心位置和尺寸
const center = Cesium.Cartesian3.fromDegrees(120, 30);
const width = 200000; // 矩形的宽度，单位为米
const height = 200000; // 矩形的高度，单位为米
// 定义网格参数
const numHorizontalLines = 10; // 水平线数量
const numVerticalLines = 10; // 垂直线数量
// 计算每个网格单元的大小 // 计算每个网格单元的大小
const horizontalSpacing = width / numHorizontalLines; const horizontalSpacing = width / numHorizontalLines;
const verticalSpacing = height / numVerticalLines; const verticalSpacing = height / numVerticalLines;
// 创建水平线
for (let i = 0; i <= numHorizontalLines; i++) {
const yOffset = (i - numHorizontalLines / 2) * horizontalSpacing;
const startPoint = Cesium.Cartesian3.add(
center,
new Cesium.Cartesian3(-width / 2, yOffset, 0),
new Cesium.Cartesian3()
);
const endPoint = Cesium.Cartesian3.add(
center,
new Cesium.Cartesian3(width / 2, yOffset, 0),
new Cesium.Cartesian3()
);
viewer.entities.add({
name: `Horizontal Line ${i}`,
polyline: {
positions: [startPoint, endPoint],
width: 1,
material: Cesium.Color.WHITE
}
});
}
// 创建垂直线 // 创建水平线
for (let i = 0; i <= numVerticalLines; i++) { for (let i = 0; i <= numHorizontalLines; i++) {
const xOffset = (i - numVerticalLines / 2) * verticalSpacing; const yOffset = (i - numHorizontalLines / 2) * horizontalSpacing;
const startPoint = Cesium.Cartesian3.add( const startPoint = Cesium.Cartesian3.add(
center, center,
new Cesium.Cartesian3(xOffset, -height / 2, 0), new Cesium.Cartesian3(-width / 2, yOffset, 0),
new Cesium.Cartesian3() new Cesium.Cartesian3()
); );
const endPoint = Cesium.Cartesian3.add( const endPoint = Cesium.Cartesian3.add(
center, center,
new Cesium.Cartesian3(xOffset, height / 2, 0), new Cesium.Cartesian3(width / 2, yOffset, 0),
new Cesium.Cartesian3() new Cesium.Cartesian3()
); );
viewer.entities.add({ viewer.entities.add({
name: `Vertical Line ${i}`, name: `Horizontal Line ${i}`,
polyline: { polyline: {
positions: [startPoint, endPoint], positions: [startPoint, endPoint],
width: 1, width: 1,
material: Cesium.Color.WHITE material: Cesium.Color.WHITE
} }
}); });
} }
viewer.camera.flyTo({ // 创建垂直线
destination: Cesium.Cartesian3.fromDegrees(120, 30, 300000), for (let i = 0; i <= numVerticalLines; i++) {
orientation: { const xOffset = (i - numVerticalLines / 2) * verticalSpacing;
heading: Cesium.Math.toRadians(0), const startPoint = Cesium.Cartesian3.add(
pitch: Cesium.Math.toRadians(-90), center,
roll: 0.0 new Cesium.Cartesian3(xOffset, -height / 2, 0),
new Cesium.Cartesian3()
);
const endPoint = Cesium.Cartesian3.add(
center,
new Cesium.Cartesian3(xOffset, height / 2, 0),
new Cesium.Cartesian3()
);
viewer.entities.add({
name: `Vertical Line ${i}`,
polyline: {
positions: [startPoint, endPoint],
width: 1,
material: Cesium.Color.WHITE
} }
}); });
}; }
document.head.appendChild(script);
const link = document.createElement('link'); viewer.camera.flyTo({
link.rel = 'stylesheet'; destination: Cesium.Cartesian3.fromDegrees(120, 30, 300000),
link.href = 'https://cesium.com/downloads/cesiumjs/releases/1.119/Build/Cesium/Widgets/widgets.css'; orientation: {
document.head.appendChild(link); heading: Cesium.Math.toRadians(0),
pitch: Cesium.Math.toRadians(-90),
roll: 0.0
}
});
} }
src/examples/sceneSet/rectangularSpaceGrid/rectangularSpaceGrid.vue
<template> <template>
<div id="cesiumContainer" class="cesium-container"></div> <div id="cesiumContainer" class="cesium-container"></div>
</template> </template>
<script setup> <script setup>
import { onMounted } from 'vue'; import { onMounted } from 'vue';
import { addRectangularSpaceGrid } from './function'; import { addRectangularSpaceGrid } from './function';
let viewer;
onMounted(() => { onMounted(() => {
addRectangularSpaceGrid() const script = document.createElement('script');
script.src = 'https://cesium.com/downloads/cesiumjs/releases/1.99/Build/Cesium/Cesium.js';
script.onload = () => {
window.Cesium.Ion.defaultAccessToken = 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJqdGkiOiI3Njg4ZWU5Yi1iZDhiLTRhYmUtOTRiYS04YjM5NmUwNjVmMDMiLCJpZCI6MjI3MzQ3LCJpYXQiOjE3MjA1MjA4Mjh9.E5XW4LnwgfVAaBC-znaYr61m4yK0-j2qEQhi9qwFFPE'
viewer = new window.Cesium.Viewer('cesiumContainer', {
infoBox: false,
});
addRectangularSpaceGrid(viewer)
};
document.head.appendChild(script);
const link = document.createElement('link');
link.rel = 'stylesheet';
link.href = 'https://cesium.com/downloads/cesiumjs/releases/1.119/Build/Cesium/Widgets/widgets.css';
document.head.appendChild(link);
}); });
</script> </script>
<style> <style>
.cesium-container { .cesium-container {
width: 100%; width: 100%;
height: 100vh; height: 100vh;
} }
</style> </style>
\ No newline at end of file
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