关系修补 ensureEntityRelationsConsistency. EntityManager 回传 writeBackEntities bug

src/core/ModelUtils.ts

@@ -7,6 +7,85 @@ import { Vector2 } from 'three/src/math/Vector2'
 import type Toolbox from '@/model/itemType/Toolbox.ts'
 
 /**
+ * 确保所有实体之间的关系满足一致性：
+ * - center 是双向的
+ * - in/out 是相互对应的
+ * - 不允许自己指向自己
+ */
+export function ensureEntityRelationsConsistency(items: ItemJson[]) {
+  const itemMap = new Map<string, ItemJson>()
+
+  // 构建 ID -> Item 映射，便于快速查找
+  for (const item of items) {
+    if (item.id) {
+      itemMap.set(item.id, item)
+    }
+  }
+
+  // 初始化关系集合
+  const centerMap = new Map<string, Set<string>>() // A <-> B
+  const inMap = new Map<string, Set<string>>()     // A <- B （B.in.push(A)）
+  const outMap = new Map<string, Set<string>>()    // A -> B （B.out.push(A)）
+
+  // 初始化所有节点的关系集
+  for (const item of items) {
+    const id = item.id
+    if (!id) continue
+
+    centerMap.set(id, new Set(item.dt?.center || []))
+    inMap.set(id, new Set(item.dt?.in || []))
+    outMap.set(id, new Set(item.dt?.out || []))
+  }
+
+  // Step 1: 补全 center 双向关系
+  for (const [source, targets] of centerMap.entries()) {
+    for (const target of targets) {
+      if (!centerMap.get(target)?.has(source)) {
+        centerMap.get(target)?.add(source)
+      }
+    }
+  }
+
+  // Step 2: 补全 in/out 对应关系
+  for (const [source, targets] of outMap.entries()) {
+    for (const target of targets) {
+      if (!inMap.get(target)?.has(source)) {
+        inMap.get(target)?.add(source)
+      }
+    }
+  }
+
+  for (const [source, targets] of inMap.entries()) {
+    for (const target of targets) {
+      if (!outMap.get(target)?.has(source)) {
+        outMap.get(target)?.add(source)
+      }
+    }
+  }
+
+  // Step 3: 清理自环引用（center / in / out 都不能包含自己）
+  for (const id of itemMap.keys()) {
+    centerMap.get(id)?.delete(id)
+    inMap.get(id)?.delete(id)
+    outMap.get(id)?.delete(id)
+  }
+
+  // Step 4: 将补全后的关系写回原数据
+  for (const item of items) {
+    const id = item.id
+    if (!id) continue
+
+    item.dt = item.dt || {}
+
+    item.dt.center = Array.from(centerMap.get(id) || [])
+    item.dt.in = Array.from(inMap.get(id) || [])
+    item.dt.out = Array.from(outMap.get(id) || [])
+  }
+
+  return items
+}
+
+/**
  * 获取线条的唯一 ID
  */
 export function getLineId(startId: string, endId: string, type: LinkType): string {

src/core/base/BaseInteraction.ts

@@ -8,7 +8,6 @@ import { LineMaterial } from 'three/examples/jsm/lines/LineMaterial'
 import { numberToString } from '@/utils/webutils.ts'
 import { CSS2DObject } from 'three/examples/jsm/renderers/CSS2DRenderer'
 
-
 let pdFn, pmFn, puFn
 
 /**
@@ -288,10 +287,10 @@ export default abstract class BaseInteraction {
     } as ItemJson
 
     // 关联2个点
-    const fromItem = this.viewport.entityManager.findItemById(this.linkStartPointId)
+    const from = this.viewport.entityManager.findItemById(this.linkStartPointId)
-    if (this.linkStartPointId && fromItem) {
+    if (this.linkStartPointId && from) {
       itemJson.dt.center.push(this.linkStartPointId)
-      fromItem.dt.center.push(itemJson.id)
+      from.dt.center.push(itemJson.id)
     }
 
     // 提交状态管理器

src/core/base/BaseRenderer.ts

@@ -229,7 +229,6 @@ export default abstract class BaseRenderer {
    */
   updateLine(start: ItemJson, end: ItemJson, type: LinkType, option?: RendererCudOption) {
     const lineId = getLineId(start.id, end.id, type)
-    console.log('updateline ', lineId)
 
     const lines = this.tempViewport.entityManager.findLineObjectsById(lineId)
     _.forEach(lines, (line: THREE.Object3D) => {
@@ -253,7 +252,6 @@ export default abstract class BaseRenderer {
    */
   deleteLine(start: ItemJson, end: ItemJson, type: LinkType, option?: RendererCudOption) {
     const lineId = getLineId(start.id, end.id, type)
-    console.log('deleteline ', lineId)
     const lines = this.tempViewport.entityManager.findLineObjectsById(lineId)
     if (lines) {
       this.removeFromScene(...lines)

src/core/engine/Viewport.ts

@@ -420,16 +420,6 @@ export default class Viewport {
       this.renderer.domElement = null
     }
 
-    if (this.controls) {
-      this.controls.dispose()
-      this.controls = null
-    }
-
-    if (this.dragControl) {
-      this.dragControl.dispose()
-      this.dragControl = null
-    }
-
     if (this.interactionManager) {
       this.interactionManager.dispose()
       this.interactionManager = null
@@ -444,6 +434,16 @@ export default class Viewport {
       this.entityManager.dispose()
       this.entityManager = null
     }
+
+    if (this.controls) {
+      this.controls.dispose()
+      this.controls = null
+    }
+
+    if (this.dragControl) {
+      this.dragControl.dispose()
+      this.dragControl = null
+    }
   }
 
   getIntersects(point: THREE.Vector2) {

src/core/manager/EntityManager.ts

@@ -4,7 +4,6 @@ import type BaseRenderer from '@/core/base/BaseRenderer'
 import { getRenderer } from './ModuleManager'
 import { getLineId, parseLineId } from '@/core/ModelUtils'
 
-
 /**
  * 实体管理器
  * 缓存所有 数据(ItemJson)和他们的关系, 以及渲染对象 THREE.Object3D
@@ -101,7 +100,6 @@ export default class EntityManager {
 
     // 先判断坐标是否变化
     const coordinateChanged = originEntity?.tf && entity?.tf && !_.isEqual(originEntity.tf[0], entity.tf[0])
-
     this.entities.set(entity.id, entity)
 
     // 更新关系网
@@ -111,6 +109,7 @@ export default class EntityManager {
       this.writeBackEntities.add(entity.id)
       // 点的坐标发生变化, 要通知所有关联线更新
       const relation = this.relationIndex.get(entity.id)
+
       if (relation) {
         for (const type of (['center', 'in', 'out'] as LinkType[])) {
           const relatedIds = relation[type]
@@ -118,8 +117,11 @@ export default class EntityManager {
 
           for (const relatedId of relatedIds) {
             const lineId = getLineId(entity.id, relatedId, type)
+            console.log(`[update] ${entity.id} -> ${relatedId} [${type}] => ${lineId}`)
             this.lineDiffs.update.set(lineId, { startId: entity.id, endId: relatedId, type })
 
+            this.writeBackEntities.add(relatedId)
+
             // 如果是双向线（比如 center），也要反向加一次
             if (type === 'center') {
               this.lineDiffs.update.set(lineId, { startId: relatedId, endId: entity.id, type })
@@ -146,7 +148,7 @@ export default class EntityManager {
     if (!entity) return
 
     option.originEntity = _.cloneDeep(entity)
-    this.writeBackEntities.add(entity.id)
+    this.writeBackEntities.add(id)
 
     // 先生成线差量，再清理关系
     this.generateLineDiffsForDelete(id)
@@ -162,6 +164,7 @@ export default class EntityManager {
 
     const removeLine = (relatedId: string, type: LinkType) => {
       const lineId = getLineId(id, relatedId, type)
+      this.writeBackEntities.add(relatedId)
       this.lineDiffs.delete.set(lineId, { startId: id, endId: relatedId, type })
     }
 
@@ -314,7 +317,7 @@ export default class EntityManager {
       if (!newIds.has(relatedId)) {
         const rev = this.relationIndex.get(relatedId)
         rev.delete(relationType, id)
-        this.writeBackEntities.add(id)
+        this.writeBackEntities.add(relatedId)
       }
     }
 
@@ -327,7 +330,7 @@ export default class EntityManager {
           this.relationIndex.set(relatedId, rev)
         }
         rev.add(relationType, id)
-        this.writeBackEntities.add(id)
+        this.writeBackEntities.add(relatedId)
       }
     }
   }
@@ -340,6 +343,10 @@ export default class EntityManager {
     for (const relatedId of oldIds) {
       if (!newIds.has(relatedId)) {
         const lineId = getLineId(id, relatedId, lineType)
+
+        // 如果这条线已经在 update 列表中，则跳过 delete
+        if (this.lineDiffs.update.has(lineId)) continue
+        console.log(`[delete] ${id} -> ${relatedId} [${lineType}] => ${lineId}`)
         this.lineDiffs.delete.set(lineId, { startId: id, endId: relatedId, type: lineType })
       }
     }
@@ -348,6 +355,10 @@ export default class EntityManager {
     for (const relatedId of newIds) {
       if (!oldIds.has(relatedId)) {
         const lineId = getLineId(id, relatedId, lineType)
+
+        // 如果这条线已经在 update 列表中，则跳过 create
+        if (this.lineDiffs.update.has(lineId)) continue
+
         this.lineDiffs.create.set(lineId, { startId: id, endId: relatedId, type: lineType })
       }
     }

src/core/manager/StateManager.ts

@@ -4,6 +4,7 @@ import type EntityManager from './EntityManager'
 import { markRaw, reactive, ref } from 'vue'
 import type Viewport from '@/core/engine/Viewport.ts'
 import { getQueryParams, setQueryParam } from '@/utils/webutils.ts'
+import { ensureEntityRelationsConsistency } from '@/core/ModelUtils.ts'
 
 // 差异类型定义
 interface DataDiff {
@@ -418,7 +419,14 @@ export default class StateManager {
     }
   }
 
+  /**
+   * 完整读取数据
+   * @private
+   */
   private fullSync() {
+
+    this.vdata.items = ensureEntityRelationsConsistency(this.vdata.items)
+
     this.entityManager.beginEntityUpdate()
     this.vdata.items.forEach(item => {
       this.entityManager.createOrUpdateEntity(item)

src/example/example1.js

@@ -33,47 +33,132 @@ export default {
     {
       catalogCode: 'f1', t: 'floor', // 楼层
       items: [
+        // {
+        //   id: 'p1',      // 物体ID, 唯一标识, 需保证唯一, three.js 中的 uuid
+        //   t: 'measure',  // 物体类型, measure表示测量, 需交给 itemType.name == 'measure' 的组件处理
+        //   tf: [          // 变换矩阵, 3x3矩阵, 采用Y轴向上为正, X轴向右, Z轴向前的右手坐标系
+        //     [-9.0, 0, -1.0],  // 平移向量 position
+        //     [0, 0, 0],        // 旋转向量 rotation, 表示绕Y轴旋转的角度, 单位为度。对应 three.js 应进行"角度"转"弧度"的换算
+        //     [0.25, 0.1, 0.25] // 缩放向量 scale
+        //   ],
+        //   dt: {          // 用户数据, 可自定义, 一般用在 three.js 的 userData 中
+        //     label: '测量1',     // 标签名称, 显示用
+        //     color: '#ff0000',  // 颜色, 显示用. 十六进制颜色值, three.js 中的材质颜色
+        //     center: ['p2'],    // 用于 a='ln' 的测量线段, 关联的点对象(uuid)
+        //     in: [],            // 物流入方向关联的对象(id)
+        //     out: []            // 物流出方向关联的对象(id)
+        //   }
+        // },
+        // {
+        //   id: 'p2',
+        //   t: 'measure',
+        //   tf: [[-9.0, 0, 3], [0, 0, 0], [0.25, 0.1, 0.25]],
+        //   dt: {
+        //     color: '#ff0000',
+        //     label: '测量2',
+        //     center: ['p1', 'p3', 'p4']
+        //   }
+        // },
+        // {
+        //   id: 'p3', t: 'measure',
+        //   tf: [[-5.0, 0, 3], [0, 0, 0], [0.25, 0.1, 0.25]],
+        //   dt: {
+        //     label: '测量3',
+        //     center: ['p2']
+        //   }
+        // },
+        // {
+        //   id: 'p4',
+        //   t: 'measure',
+        //   tf: [[-9.0, 0, 8], [0, 0, 0], [0.25, 0.1, 0.25]],
+        //   dt: {
+        //     label: '测量4',
+        //     center: ['p2']
+        //   }
+        // }
         {
-          id: 'p1',      // 物体ID, 唯一标识, 需保证唯一, three.js 中的 uuid
+          id: 'P1',
-          t: 'measure',  // 物体类型, measure表示测量, 需交给 itemType.name == 'measure' 的组件处理
+          t: 'measure',
-          tf: [          // 变换矩阵, 3x3矩阵, 采用Y轴向上为正, X轴向右, Z轴向前的右手坐标系
+          v: true,
-            [-9.0, 0, -1.0],  // 平移向量 position
+          tf: [
-            [0, 0, 0],        // 旋转向量 rotation, 表示绕Y轴旋转的角度, 单位为度。对应 three.js 应进行"角度"转"弧度"的换算
+            [-4, 0.1, 4.75],
-            [0.25, 0.1, 0.25] // 缩放向量 scale
+            [0, 0, 0],
+            [0.25, 0.1, 0.25]
           ],
-          dt: {          // 用户数据, 可自定义, 一般用在 three.js 的 userData 中
+          dt: {
-            label: '测量1',     // 标签名称, 显示用
+            in: [],
-            color: '#ff0000',  // 颜色, 显示用. 十六进制颜色值, three.js 中的材质颜色
+            out: [],
-            center: ['p2'],    // 用于 a='ln' 的测量线段, 关联的点对象(uuid)
+            center: []
-            in: [],            // 物流入方向关联的对象(id)
-            out: []            // 物流出方向关联的对象(id)
           }
-        },
+        }, {
-        {
+          id: 'P2',
-          id: 'p2',
           t: 'measure',
-          tf: [[-9.0, 0, 3], [0, 0, 0], [0.25, 0.1, 0.25]],
+          v: true,
+          tf: [
+            [5, 0.1, 2.75],
+            [0, 0, 0],
+            [0.25, 0.1, 0.25]
+          ],
           dt: {
-            color: '#ff0000',
+            in: [],
-            label: '测量2',
+            out: [],
-            center: ['p1', 'p3', 'p4']
+            center: ['P1']
           }
-        },
+        }, {
-        {
+          id: 'P3',
-          id: 'p3', t: 'measure',
+          t: 'measure',
-          tf: [[-5.0, 0, 3], [0, 0, 0], [0.25, 0.1, 0.25]],
+          v: true,
+          tf: [
+            [5, 0.1, 5.75],
+            [0, 0, 0],
+            [0.25, 0.1, 0.25]
+          ],
           dt: {
-            label: '测量3',
+            in: [],
-            center: ['p2']
+            out: [],
+            center: ['P2']
           }
-        },
+        }, {
-        {
+          id: 'P4',
-          id: 'p4',
+          t: 'measure',
+          v: true,
+          tf: [
+            [-1.25, 0.1, 7.25],
+            [0, 0, 0],
+            [0.25, 0.1, 0.25]
+          ],
+          dt: {
+            in: [],
+            out: [],
+            center: ['P3']
+          }
+        }, {
+          id: 'P5',
           t: 'measure',
-          tf: [[-9.0, 0, 8], [0, 0, 0], [0.25, 0.1, 0.25]],
+          v: true,
+          tf: [
+            [-2, 0.1, 6],
+            [0, 0, 0],
+            [0.25, 0.1, 0.25]
+          ],
+          dt: {
+            in: [],
+            out: [],
+            center: ['P4']
+          }
+        }, {
+          id: 'P6',
+          t: 'measure',
+          v: true,
+          tf: [
+            [-3.5, 0.1, 5.25],
+            [0, 0, 0],
+            [0.25, 0.1, 0.25]
+          ],
           dt: {
-            label: '测量4',
+            in: [],
-            center: ['p2']
+            out: [],
+            center: ['P5']
           }
         }
       ]

src/runtime/System.ts

@@ -6,7 +6,7 @@ import hotkeys from 'hotkeys-js'
 import { defineComponent, h, markRaw, nextTick, reactive, toRaw, unref, type App, createApp, type Component } from 'vue'
 import { ElMessage, ElMessageBox, ElNotification } from 'element-plus'
 import { QuestionFilled } from '@element-plus/icons-vue'
-import { decompressUUID, renderIcon, createShortUUID, setQueryParam, getQueryParams } from '@/utils/webutils.ts'
+import { renderIcon, createShortUUID, setQueryParam, getQueryParams } from '@/utils/webutils.ts'
 import type { showDialogOption } from '@/SystemOption'
 import ShowDialogWrap from '@/components/ShowDialogWrap.vue'
 import LoadingDialog from '@/components/LoadingDialog.vue'
@@ -39,7 +39,6 @@ export default class System {
   rootElementList: { cmp: Component, props: any }[] = reactive([])
 
   createUUID = createShortUUID
-  decompressUUID = decompressUUID
   setQueryParam = setQueryParam
   getQueryParams = getQueryParams
 

src/utils/webutils.ts

@@ -5,6 +5,7 @@ import { ElIcon } from 'element-plus'
 import * as FaIcon from '@vicons/fa'
 import * as ElementPlusIconsVue from '@element-plus/icons-vue'
 import * as THREE from 'three'
+import Decimal from 'decimal.js'
 
 export function getQueryParams() {
   // const search = window.location.search || window.location.hash.split('?')[1] || ''
@@ -66,58 +67,32 @@ export function createShortUUID() {
  * 压缩 UUID 为短字符串
  */
 export function compressUUID(uuid) {
-  // 移除连字符并转换为 ArrayBuffer
+  // 移除 UUID 中的连字符
-  const raw = uuid.replace(/-/g, '')
+  const hex = uuid.replace(/-/g, '');
-  const buf = new Uint8Array(16)
 
-  for (let i = 0; i < 32; i += 2) {
+  // 将 Hex 转换为十进制的大整数字符串
-    buf[i / 2] = parseInt(raw.substr(i, 2), 16)
+  const decimalValue = new Decimal(`0x${hex}`);
-  }
-
-  // 将字节数组转换为 Base64 字符串
-  const base64 = btoa(String.fromCharCode.apply(null, buf))
-
-  // 去掉 Base64 中的填充字符 '=' 并替换 '/' 为 '_', '+' 为 '-' 以便 URL 安全
-  return base64
-    .replace(/\+/g, '-')
-    .replace(/\//g, '_')
-    .replace(/=+$/, '')
-}
 
-/**
+  // 定义 Base62 字符集
- * 解压缩 UUID
+  const base62Chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
- */
-export function decompressUUID(shortUuid: string) {
-  // 补全 Base64 填充字符
-  let padded = shortUuid
-  padded = padded.replace(/-/g, '+').replace(/_/g, '/')
-  while (padded.length % 4 !== 0) {
-    padded += '='
-  }
 
-  // 解码 Base64
+  let result = '';
-  const binStr = atob(padded)
+  let num = decimalValue;
-  const buf = new Uint8Array(binStr.length)
 
-  for (let i = 0; i < binStr.length; i++) {
+  // 使用 decimal.js 进行 Base62 转换
-    buf[i] = binStr.charCodeAt(i)
+  while (num.greaterThanOrEqualTo(62)) {
+    const remainder = num.mod(62);
+    result = base62Chars[remainder.toNumber()] + result;
+    num = num.dividedToIntegerBy(62);
   }
 
-  // 转换为标准 UUID 格式
+  if (num.toNumber() > 0) {
-  const hex = []
+    result = base62Chars[num.toNumber()] + result;
-  for (let i = 0; i < 16; i++) {
-    hex.push((buf[i] >> 4).toString(16))
-    hex.push((buf[i] & 0x0f).toString(16))
   }
 
-  const raw = hex.join('')
+  // UUID 总共 16 字节，理论上最多是 128 bits，所以压缩后应该是 22 位 Base62 字符左右
-  return (
+  // 补足前导 0 保证长度一致（可选）
-    raw.substr(0, 8) + '-' +
+  return result.padStart(22, '0');
-    raw.substr(8, 4) + '-' +
-    raw.substr(12, 4) + '-' +
-    raw.substr(16, 4) + '-' +
-    raw.substr(20, 12)
-  )
 }
 
 /**