From 59bbb8358cf068efaf0737d8409652fda6760d68 Mon Sep 17 00:00:00 2001
From: wangqiujuan0808 <578331299@qq.com>
Date: Sat, 9 Dec 2023 23:02:54 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E6=A0=87=E7=AD=BE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../bim/bimHome/components/DeviceTree.vue     |  13 +-
 .../bim/bimHome/components/ThreeView.vue      | 251 +++++++++++++++---
 2 files changed, 222 insertions(+), 42 deletions(-)

diff --git a/src/views/bim/bimHome/components/DeviceTree.vue b/src/views/bim/bimHome/components/DeviceTree.vue
index 3fa55d6..a16ebc1 100644
--- a/src/views/bim/bimHome/components/DeviceTree.vue
+++ b/src/views/bim/bimHome/components/DeviceTree.vue
@@ -48,6 +48,7 @@ const data = reactive({
                         type: '生产设备',
                         status: '启用'
                     },
+                    children: []
 
                 },
                 {
@@ -59,6 +60,7 @@ const data = reactive({
                         type: '生产设备',
                         status: '启用'
                     },
+                    children: []
                 },
                 {
                     label: '设备三',
@@ -69,6 +71,7 @@ const data = reactive({
                         type: '空调设备',
                         status: '启用'
                     },
+                    children: []
                 },
                 {
                     label: '设备四',
@@ -79,6 +82,7 @@ const data = reactive({
                         type: '安防设备',
                         status: '启用'
                     },
+                    children: []
                 },
             ],
         }
@@ -89,15 +93,16 @@ const { deviceValue, treeData, checkedkeys } = toRefs(data);
 const emit = defineEmits(['handleNodeClick'])
 onMounted(() => {
     nextTick(() => {
-        checkedkeys.value = treeData.value[0].children[0].id;
-        handleNodeClick(treeData.value[0].children[0]);
+        checkedkeys.value = treeData.value[0].id;
+        handleNodeClick(treeData.value[0]);
     })
 });
 const handleNodeClick = (value) => {
     bimStore().setActivateDeviceTree(value);
-    emit('handleNodeClick', value);
+    const isParent = value.children.length > 0;
+    emit('handleNodeClick', value, isParent);
     setTimeout(() => {
-        Bus.emit('clickDevice');
+        Bus.emit('clickDevice', isParent);
     }, 100)
 }
 
diff --git a/src/views/bim/bimHome/components/ThreeView.vue b/src/views/bim/bimHome/components/ThreeView.vue
index 8e47efc..9fea329 100644
--- a/src/views/bim/bimHome/components/ThreeView.vue
+++ b/src/views/bim/bimHome/components/ThreeView.vue
@@ -1,9 +1,18 @@
 <template>
     <div>
         <canvas id="three"></canvas>
-        <div class="button" @click="toHomeView">
-            主视角
+        <div class="btnGroup">
+            <div class="button" @click="toHomeView">
+                主视角
+            </div>
+            <div class="button" @click="setLabel">
+                {{ isAddLabel ? '添加标签' : '移除标签' }}
+            </div>
+            <div class="button" @click="walk">
+                漫游
+            </div>
         </div>
+        <div id="dom"></div>
     </div>
 </template>
 <script setup>
@@ -13,6 +22,12 @@ import { GLTFLoader } from "three/examples/jsm/loaders/GLTFLoader.js";
 // 引入轨道控制器:支持鼠标左中右键操作和键盘方向键操作
 import { OrbitControls } from "three/examples/jsm/controls/OrbitControls";
 import { OBJLoader } from "three/examples/jsm/loaders/OBJLoader";
+// 引入轨道控制器:支持鼠标左中右键操作和键盘方向键操作
+import { EffectComposer } from "three/examples/jsm/postprocessing/EffectComposer.js";
+import { RenderPass } from "three/examples/jsm/postprocessing/RenderPass.js";
+import { OutlinePass } from "three/examples/jsm/postprocessing/OutlinePass.js";
+import { ShaderPass } from "three/examples/jsm/postprocessing/ShaderPass.js";
+import { FXAAShader } from "three/examples/jsm/shaders/FXAAShader.js";
 import {
     CSS2DObject,
     CSS2DRenderer,
@@ -51,9 +66,11 @@ const props = defineProps({
     }
 })
 const data = reactive({
-    gltfObj: null
+    gltfObj: null,
+    btnLabelName: '添加标签',
+    isAddLabel: true
 });
-const { gltfObj } = toRefs(data);
+const { gltfObj, isAddLabel } = toRefs(data);
 
 watch(() => props.sceneUrl, val => {
     init();
@@ -67,21 +84,33 @@ Bus.on('clickBuild', (isParent) => {
     console.log('clickBuild', isParent);
     if (!isParent) {// 点击子级
         var clickName = bimStore().activateTree.clickName;
-        cleanColor();
+        // cleanColor();
         var Floor = gltfObj.value.scene.getObjectByName(clickName);
-
-        Floor.traverse(e => {
-            e.material = new THREE.MeshLambertMaterial({
-                color: 0x00ff00,
-            });
-        })
-
+        // 染色
+        // Floor.traverse(e => {
+        //     e.material = new THREE.MeshLambertMaterial({
+        //         color: 0x00ff00,
+        //     });
+        // })
+        // 高亮轮廓
+        outlineObj([Floor]);
+        return;
     }
+    // 父级
+    toHomeView();
 })
 // 设备树点击
-Bus.on('clickDevice', e => {
-    // Todo
-    console.log('clickDevice');
+Bus.on('clickDevice', (isParent) => {
+    if (!isParent) {// 点击子级
+        var clickName = bimStore().activateDevice.clickName;
+        var Floor = gltfObj.value.scene.getObjectByName(clickName);
+        console.log(1, Floor);
+        // 高亮轮廓
+        outlineObj([Floor])
+        return;
+    }
+    // 父级
+    toHomeView();
 })
 
 // 系统树点击
@@ -96,8 +125,47 @@ onMounted(() => {
     // 启动动画
     renderScene();
     document.addEventListener("click", onMouseDown);
+    document.addEventListener("mousemove", onMouseDown);
 });
 
+
+const setLabel = () => {
+    if(isAddLabel.value) {
+        addLabel();
+    } else {
+        removeLabel();
+    }
+    isAddLabel.value = !isAddLabel.value;
+}
+
+const removeLabel = () => {
+    document.body.removeChild(labelRenderer.domElement);
+}
+// 添加标签
+
+const addLabel = () => {
+    let obj = gltfObj.value.scene.getObjectByName('set2');
+    let text = "设备二";
+    let pointLabel = createLableObj(text);
+    obj.add(pointLabel);
+    labelRenderer.setSize(window.innerWidth, window.innerHeight);
+    labelRenderer.domElement.style.position = "absolute";
+    labelRenderer.domElement.style.top = 0;
+    labelRenderer.domElement.style.pointerEvents = 'none';// 必须加上
+    document.body.appendChild(labelRenderer.domElement);
+
+    // 将呈现器的输出添加到HTML元素
+    document.getElementById("dom").appendChild(renderer.domElement);
+};
+
+const createLableObj = (text) => {
+    let laberDiv = document.createElement("div"); //创建div容器
+    laberDiv.className = "laber_name";
+    laberDiv.innerHTML = `<div class="arrow_outer"></div><span>设备名称：${text}</span><span>状态：启用</span><span>压力：50 Pa</span>`
+    let pointLabel = new CSS2DObject(laberDiv);
+    return pointLabel;
+};
+// 清除模型颜色
 const cleanColor = () => {
 
     // 恢复之前被选中模型的材质
@@ -122,7 +190,7 @@ const init = () => {
     // scene.environment = texture
 
     scene = new THREE.Scene();
-    console.log(123,props.background);
+    console.log(123, props.background);
     scene.background = new THREE.Color(props.background);
     const canvas = document.querySelector("#three");
     var cubeLoader = new THREE.CubeTextureLoader();
@@ -163,12 +231,15 @@ const loadSence = () => {
 };
 
 const renderScene = () => {
-    orbit.update(); // 拖动
+    // orbit.update(); // 拖动
     // 使用requestAnimationFrame函数进行渲染
     requestAnimationFrame(renderScene);
     renderer.render(scene, camera);
     // 写在requestAnimationFrame之后,否则会报错
     labelRenderer.render(scene, camera);
+    if (composer) {
+        composer.render()
+    }
 };
 // 相机移动动画
 const initTween = (targetX, targetY, targetZ) => {
@@ -210,14 +281,44 @@ const initTween = (targetX, targetY, targetZ) => {
 // 储存被选中的模型和材质
 let selectedObject = null;
 let selectedMaterial = null;
+// 能选中的组
+const enableGroup = [
+    'set1',
+    'set2',
+    'set3',
+    'set4',
+    'yuanliao_room',
+    'tanghua_room',
+    'touliao_room',
+]
+// const onMouseDown = (event) => {
+//     // 计算鼠标点击位置的归一化设备坐标
+//     mouse.x = (event.clientX / window.innerWidth) * 2 - 1;
+//     mouse.y = -(event.clientY / window.innerHeight) * 2 + 1;
 
+//     var raycaster = new THREE.Raycaster()
+//     cleanColor();
+//     // 更新射线的起点和方向
+//     raycaster.setFromCamera(mouse, camera);
+//     // 计算射线和场景中所有可点击物体的相交情况
+//     const intersects = raycaster.intersectObjects(scene.children, true);
+//     // 如果找到了模型，将其材质修改为绿色
+//     if (intersects.length > 0) {
+//         const clickedObject = intersects[0].object;
+//         // 储存被选中的模型和材质
+//         selectedObject = clickedObject;
+//         // // 修改材质为绿色
+//         selectedObject.material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
+//         nearCamera(intersects);
+//     }
+
+// }
 const onMouseDown = (event) => {
+    var raycaster = new THREE.Raycaster()
     // 计算鼠标点击位置的归一化设备坐标
     mouse.x = (event.clientX / window.innerWidth) * 2 - 1;
     mouse.y = -(event.clientY / window.innerHeight) * 2 + 1;
 
-    var raycaster = new THREE.Raycaster()
-    cleanColor();
     // 更新射线的起点和方向
     raycaster.setFromCamera(mouse, camera);
     // 计算射线和场景中所有可点击物体的相交情况
@@ -226,14 +327,39 @@ const onMouseDown = (event) => {
     if (intersects.length > 0) {
         const clickedObject = intersects[0].object;
         // 储存被选中的模型和材质
-        selectedObject = clickedObject;
-        // 修改材质为绿色
-        selectedObject.material = new THREE.MeshBasicMaterial({ color: 0x00ff00 });
-        nearCamera(intersects);
+        selectedObject = clickedObject.parent;
+        if (enableGroup.indexOf(selectedObject.name) != -1) {
+            outlineObj([selectedObject])
+            // nearCamera(intersects);
+        }
     }
 
 }
 
+let composer = null
+let outlinePass = null
+let renderPass = null
+const outlineObj = (selectedObject_list) => {
+    // 创建一个EffectComposer（效果组合器）对象，然后在该对象上添加后期处理通道。
+    composer = new EffectComposer(renderer)
+    // 新建一个场景通道  为了覆盖到原理来的场景上
+    renderPass = new RenderPass(scene, camera)
+    composer.addPass(renderPass);
+    // 物体边缘发光通道
+    outlinePass = new OutlinePass(new THREE.Vector2(window.innerWidth, window.innerHeight), scene, camera, selectedObject_list)
+    outlinePass.selectedObjects = selectedObject_list
+    // 下面都注掉。不然太开了
+    outlinePass.edgeStrength = 10.0 // 边框的亮度
+    outlinePass.edgeThickness = 1.0 // 边框宽度
+    outlinePass.visibleEdgeColor.set(0x00ff00) // 边框颜色
+    composer.addPass(outlinePass)
+    // 自定义的着色器通道 作为参数
+    var effectFXAA = new ShaderPass(FXAAShader)
+    effectFXAA.uniforms.resolution.value.set(1 / window.innerWidth, 1 / window.innerHeight)
+    effectFXAA.renderToScreen = true
+    composer.addPass(effectFXAA)
+}
+
 const nearCamera = (intersects) => {
     console.log(5555, intersects)
     // 拉近场景
@@ -258,9 +384,10 @@ const nearCamera = (intersects) => {
     }
 }
 const toHomeView = () => {
-    camera.position.set(-192.936, 180.990, -28.179);
+    camera.position.set(-92.936, 180.990, -28.179);
     camera.lookAt(scene.position);
-    cleanColor();
+    // cleanColor();
+    outlineObj([]);
 }
 // 返回主页
 const toHomeView1 = () => {
@@ -283,25 +410,73 @@ const toHomeView1 = () => {
     orbit.target.set(0, 0, 0);
 }
 </script>
-<style lang='scss' scoped>
+<style lang='scss'>
 #three {
     height: 100%;
     width: 100%;
 }
 
-.button {
-    width: 80px;
-    height: 80px;
-    line-height: 80px;
-    border-radius: 50%;
-    border: 1px solid rgb(7, 207, 221);
+.btnGroup {
+    width: 180px;
     position: absolute;
-    z-index: 1000000;
-    bottom: 15px;
-    left: 10px;
-    color: #fff;
-    text-align: center;
-    background: rgb(7, 207, 221);
+    left: 0px;
+    bottom: 40px;
+    z-index: 999;
+    display: flex;
+    flex-direction: column;
+    justify-content: space-between;
     cursor: pointer;
+    color: #ffff;
+
+    >div {
+        background: #477efa;
+        width: 120px;
+        height: 40px;
+        border-radius: 0 50px 50px 0;
+        line-height: 40px;
+        text-align: center;
+        margin-top: 10px;
+    }
+}
+
+.laber_name {
+    width: 120px;
+    height: 90px;
+    padding: 5px 10px;
+    white-space: nowrap;
+    background-color: #ffffffb3;
+    border-top-right-radius: 12px;
+    border-bottom-right-radius: 12px;
+    font-size: 12px;
+    display: flex;
+    flex-direction: column;
+
+    &::before {
+        // content: "";
+        // display: inline-block;
+        // width: 0;
+        // height: 0;
+        // border: 12px solid transparent;
+        // border-right-color: #ffffffb3;
+        // position: absolute;
+        // left: -23px;
+        // top: 0;
+    }
+
+    .arrow_outer {
+        // position: absolute;
+        // left: -22px;
+        // top: 6px;
+        // margin: 0;
+        // width: 12px;
+        // height: 12px;
+        // background-color: #eb6852;
+        // border-radius: 100%;
+        // border: 1px solid #fff;
+    }
+
+    span {
+        line-height: 24px;
+    }
 }
 </style>
\ No newline at end of file