skywalking-booster-ui/src/views/infrastructure/InfrastructureMap.vue
2021-12-10 11:56:29 +08:00

339 lines
9.6 KiB
Vue

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this work for additional information regarding copyright ownership.
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limitations under the License. -->
<template>
<div class="infrastructure-box">
<div ref="mapRef" class="map"></div>
<div class="info-box" v-show="showInfo">
{{ NodeTypes[type] }} Information
</div>
</div>
</template>
<script lang="ts" setup>
import { ref, onMounted } from "vue";
import * as THREE from "three";
import fac from "three-orbit-controls";
import { Line2 } from "three/examples/jsm/lines/Line2";
import { LineGeometry } from "three/examples/jsm/lines/LineGeometry";
import { LineMaterial } from "three/examples/jsm/lines/LineMaterial";
import { HexagonCreateParams } from "@/types/infrastructure";
import HexagonPillar from "./geometry/hexagon-pillar";
import { Layout } from "./geometry/hexagon-layout";
import { NodeTypes } from "./data";
const animateCallbacks: Array<() => void> = [];
const showInfo = ref<boolean>(false);
const objSelected = ref<any>(null);
const meshColors = ref([0xa1cffb, 0x333333, 0x333840, 0x999999]); //[0xa489b2, 0xf2bfd0, 0xf0eaea, 0xef6775, 0xfbc580];
const type = ref<number>(0);
const width = ref<number>(1920);
const height = ref<number>(900);
const mapRef = ref<HTMLDivElement | null>(null);
let lineObj: any;
let scene: any;
let camera: any;
let raycaster: any;
let pointer: any;
onMounted(() => {
if (mapRef.value) {
init(mapRef.value);
}
window.addEventListener("click", onMouseClick, false);
animate();
});
function init(dom: HTMLDivElement): void {
width.value = dom.offsetWidth;
height.value = dom.offsetHeight + 74;
camera = new THREE.PerspectiveCamera(
45,
width.value / height.value,
1,
10000
);
camera.position.set(0, 30, 140);
scene = new THREE.Scene();
let light = new THREE.DirectionalLight(0xffffff, 0.8);
light.position.set(4, 10, 4);
scene.add(light);
scene.add(new THREE.AmbientLight(0x404040));
scene.background = new THREE.Color(0x333840);
const renderer = new THREE.WebGLRenderer({
antialias: true,
alpha: true,
});
renderer.setSize(width.value, height.value);
dom.appendChild(renderer.domElement);
const window = Window as any;
const OrbitControls = fac(THREE);
window.controls = new OrbitControls(camera, renderer.domElement);
window.controls.enableZoom = true;
window.controls.enablePan = true;
const helper = new THREE.GridHelper(10000, 40, 0x04002c, 0x04002c);
helper.position.y = -1000;
// this.scene.add(helper);
// const axis = new THREE.AxesHelper(15000);
// this.scene.add(axis);
// add mesh
createInfrastructure();
raycaster = new THREE.Raycaster();
pointer = new THREE.Vector2();
animateCallbacks.push(() => {
renderer.render(scene, camera);
});
}
function createInfrastructure() {
//layer mesh
const l = {
hexagonParam: [27, 0.04, 5, 0.04, 0],
count: 1,
radius: 28, // layout hexagons radius
};
const [originVectors] = createHexagonLine(l, [0, 0, 0], 0);
// group mesh
const g: HexagonCreateParams = {
hexagonParam: [8, 0.04, 5, 0.04, 0.01],
count: 1,
radius: 8.5,
};
const [gVecs] = createPillarMesh(g, originVectors, 1);
// service mesh
const s: HexagonCreateParams = {
hexagonParam: [2, 0.04, 5, 0.04, 0.2],
count: 1,
radius: 2.2,
};
const [sVecs] = createPillarMesh(s, gVecs, 2);
// instance mesh
const i: HexagonCreateParams = {
hexagonParam: [0.2, 0.04, 5, 0.04, 0.3],
count: 2,
radius: 0.3,
};
createPillarMesh(i, sVecs, 3);
}
function createHexagonLine(
p: HexagonCreateParams,
originVectors: number[],
type: number
) {
lineObj = new THREE.Object3D();
const centers: number[] = [];
const geo = HexagonPillar.getVertices(false, ...p.hexagonParam);
for (let i = 0; i < originVectors.length / 3; i++) {
const c = [originVectors[3 * i], originVectors[3 * i + 2]];
const [origins] = hexGrid(p.count, p.radius, c);
centers.push(...origins);
}
for (let c = 0; c < centers.length / 3; c++) {
const vertices = [];
for (let v = 0; v < geo.vertices.length; v++) {
vertices.push(
centers[3 * c] + geo.vertices[v].x,
centers[3 * c + 1] + geo.vertices[v].y,
centers[3 * c + 2] + geo.vertices[v].z
);
}
const geometry = new LineGeometry().setPositions(vertices);
geometry.setAttribute(
"id",
new THREE.BufferAttribute(new Int8Array([type]), 1)
);
const material = new LineMaterial({
color: meshColors.value[type],
linewidth: 1,
// opacity: 0.2,
dashed: false,
});
material.resolution.set(width.value, height.value);
const line = new Line2(geometry, material);
line.computeLineDistances();
lineObj.add(line);
}
scene.add(lineObj);
return [centers];
}
function createPillarMesh(
p: HexagonCreateParams,
originVectors: number[],
type: number
) {
const centers: number[] = [];
const geo = HexagonPillar.get(false, ...p.hexagonParam);
for (let i = 0; i < originVectors.length / 3; i++) {
const c = [originVectors[3 * i], originVectors[3 * i + 2]];
const [origins] = hexGrid(p.count, p.radius, c);
centers.push(...origins);
}
const hMat = new THREE.MeshStandardMaterial({
side: THREE.DoubleSide,
transparent: true,
});
const geometry = new THREE.BufferGeometry();
geometry.setIndex(geo.indices);
geometry.setAttribute(
"position",
new THREE.BufferAttribute(new Float32Array(geo.vertices), 3)
);
geometry.setAttribute(
"normal",
new THREE.BufferAttribute(new Float32Array(geo.normals), 3)
);
geometry.setAttribute(
"type",
new THREE.BufferAttribute(new Int8Array([type]), 1)
);
const mesh = new THREE.InstancedMesh(geometry, hMat, centers.length / 3);
for (let c = 0; c < centers.length / 3; c++) {
const matrix = new THREE.Matrix4();
const color = new THREE.Color();
color.setHex(meshColors.value[type]);
for (let j = 0; j < geo.vertices.length / 3; j++) {
matrix.setPosition(
geo.vertices[3 * j] + centers[3 * c],
geo.vertices[3 * j + 1] + centers[3 * c + 1],
geo.vertices[3 * j + 2] + centers[3 * c + 2]
);
}
mesh.setMatrixAt(c, matrix);
mesh.setColorAt(c, color);
}
mesh.instanceMatrix.needsUpdate = true;
scene.add(mesh);
return [centers];
}
function hexGrid(n = 1, radius = 1, origin = [0, 0]) {
let x, y, yn, p;
const gLayout = new Layout(radius, origin);
// const coord = [];
const pos = [];
// x = -1; n = 1.5
for (x = -n; x <= n; x++) {
y = Math.max(-n, -x - n); // 0
yn = Math.min(n, -x + n); // 1
// y = 0 yn = 1
for (y; y <= yn; y++) {
p = gLayout.axialToPixel(x, y);
pos.push(p[0], 0, p[1]);
// coord.push(x, y);
}
}
return [pos];
}
function onMouseClick(event: MouseEvent) {
pointer.x = ((event.clientX - 210) / width.value) * 2 - 1;
pointer.y = -((event.clientY - 0) / height.value) * 2 + 1;
raycaster.setFromCamera(pointer, camera);
let meshes = scene.children.filter((d: any) => d instanceof THREE.Mesh);
meshes = [...meshes, ...lineObj.children];
const intersects = raycaster.intersectObjects(meshes, true);
const intersect = intersects[0];
if (objSelected.value) {
for (const m of meshes) {
if (m instanceof Line2) {
m.material.color.setHex(meshColors.value[0]);
m.material.needsUpdate = true;
} else {
const mType = m.geometry.getAttribute("type").array[0];
m.setColorAt(
objSelected.value.instanceId,
new THREE.Color(meshColors.value[mType])
);
m.instanceColor.needsUpdate = true;
}
}
}
if (intersect) {
showInfo.value = true;
if (intersect.object instanceof Line2) {
intersect.object.material.color.setHex(0x73b3b9);
objSelected.value = intersect;
type.value = 0;
intersect.object.material.needsUpdate = true;
} else {
intersect.object.setColorAt(
intersect.instanceId,
new THREE.Color(0x73b3b9)
);
intersect.object.instanceColor.needsUpdate = true;
objSelected.value = intersect;
type.value =
objSelected.value.object.geometry.getAttribute("type").array[0];
}
} else {
if (objSelected.value) {
for (const m of meshes) {
if (m instanceof Line2) {
m.material.color.setHex(meshColors.value[0]);
m.material.needsUpdate = true;
} else {
const mType = m.geometry.getAttribute("type").array[0];
m.setColorAt(
objSelected.value.instanceId,
new THREE.Color(meshColors.value[mType])
);
m.instanceColor.needsUpdate = true;
}
}
}
objSelected.value = null;
type.value = NaN;
showInfo.value = false;
}
}
function animate(): void {
animateCallbacks.forEach((fn) => fn());
requestAnimationFrame(animate);
}
</script>
<style scoped>
.info-box {
position: absolute;
top: 10px;
left: 10px;
background: #fff;
color: #000;
height: 700px;
width: 300px;
border-radius: 3px;
padding: 10px;
}
.infrastructure-box {
position: relative;
width: 100%;
height: 100%;
}
.map {
width: 100%;
height: 100%;
}
</style>