复杂模型计算时间过长

index.html

@@ -30,20 +30,40 @@
     //);
     //scene.add(cube);
 
-    // 添加螺丝帽
-    const 螺丝帽模型 = new THREE.Mesh(
-        new 六角螺丝帽(1, 0.5, 0.6),
-        new THREE.MeshStandardMaterial({ color: 0x00ff00, roughness: 0.5, metalness: 0.8 })
-    );
-    scene.add(螺丝帽模型);
+    //// 添加螺丝帽
+    //const 螺丝帽模型 = new THREE.Mesh(
+    //    new 六角螺丝帽(1, 0.5, 0.6),
+    //    new THREE.MeshStandardMaterial({ color: 0x00ff00, roughness: 0.5, metalness: 0.8 })
+    //);
+    //scene.add(螺丝帽模型);
+
+    setTimeout(() => {
+        // 添加育苗盘
+        console.log('添加育苗盘');
+        const 育苗盘模型 = new THREE.Mesh(
+            new 方形育苗盘(),
+            new THREE.MeshStandardMaterial({ color: 0x0000ff, roughness: 0.5, metalness: 0.8 })
+        );
+        // 旋转育苗盘
+        console.log('旋转育苗盘');
+        育苗盘模型.rotation.x += 1.57;
+        育苗盘模型.rotation.y += 0;
+        scene.add(育苗盘模型);
+    }, 1000);
+
+    //new Promise((resolve) => {
+    //    // 添加育苗盘
+    //    const 育苗盘模型 = new THREE.Mesh(
+    //        new 方形育苗盘(),
+    //        new THREE.MeshStandardMaterial({ color: 0x0000ff, roughness: 0.5, metalness: 0.8 })
+    //    );
+    //    // 旋转育苗盘
+    //    育苗盘模型.rotation.x += 1.57;
+    //    育苗盘模型.rotation.y += 0;
+    //    scene.add(育苗盘模型);
+    //    resolve();
+    //});
 
-    // 添加育苗盘
-    const 育苗盘模型 = new THREE.Mesh(
-        new 方形育苗盘(),
-        new THREE.MeshStandardMaterial({ color: 0x0000ff, roughness: 0.5, metalness: 0.8 })
-    );
-    //育苗盘模型.position.set(0, -1, 0); // 设置育苗盘位置
-    scene.add(育苗盘模型);
 
     // 添加光源
     scene.add(new THREE.AmbientLight(0x404040, 1)); // 环境光，柔和的白光
@@ -51,7 +71,7 @@
     directionalLight.position.set(5, 5, 5); // 设置光源位置
     scene.add(directionalLight);
 
-    camera.position.z = 5;
+    camera.position.z = .75;
 
     // 3. 动画循环
     function animate() {
@@ -59,13 +79,13 @@
         //cube.rotation.x += 0.01;
         //cube.rotation.y += 0.01;
 
-        // 旋转育苗盘
-        育苗盘模型.rotation.x += 0.01;
-        育苗盘模型.rotation.y += 0.01;
+        //// 旋转育苗盘
+        //育苗盘模型.rotation.x += 0.01;
+        //育苗盘模型.rotation.y += 0.01;
 
-        // 旋转螺丝帽
-        螺丝帽模型.rotation.x += 0.01;
-        螺丝帽模型.rotation.y += 0.01;
+        //// 旋转螺丝帽
+        //螺丝帽模型.rotation.x += 0.01;
+        //螺丝帽模型.rotation.y += 0.01;
 
         renderer.render(scene, camera);
     }

objects/育苗盘.js

@@ -2,7 +2,7 @@ import * as THREE from 'three';
 import { SUBTRACTION, ADDITION, Brush, Evaluator } from 'three-bvh-csg';
 
 export class 方形育苗盘 extends THREE.BufferGeometry {
-    constructor(width = 10, depth = 15, height = 0.25, holeDiameter = 0.25, holeRadius = 1, holeRows = 4, holeCols = 4) {
+    constructor(width = 0.9, depth = 0.4, height = 0.01, holeDiameter = 0.02, holeRadius = .1, holeRows = 24, holeCols = 12, rowSpacing = .005, colSpacing = .005) {
         super();
 
         this.parameters = {
@@ -12,24 +12,23 @@ export class 方形育苗盘 extends THREE.BufferGeometry {
             holeDiameter: holeDiameter,
             holeRadius: holeRadius,
             holeRows: holeRows,
-            holeCols: holeCols
+            holeCols: holeCols,
+            rowSpacing: rowSpacing,
+            colSpacing: colSpacing
         };
 
         this.buildGeometry();
     }
 
     buildGeometry() {
-        const { width, depth, height, holeDiameter, holeRows, holeCols, } = this.parameters;
+        const { width, depth, height, holeDiameter, holeRows, holeCols, rowSpacing, colSpacing } = this.parameters;
 
         // 创建长方体主体
         const baseBrush = new Brush(new THREE.BoxGeometry(width, height, depth));
 
-        // 计算孔洞间距, (主体尺寸- 孔洞数量 * 孔洞直径) / (孔洞数量 + 1)
-        const rowSpacing = (width - holeRows * holeDiameter) / (holeRows + 1); // 行间距
-        const colSpacing = (depth - holeCols * holeDiameter) / (holeCols + 1); // 列间距
-        const holes = []
-        for (let i = 1; i <= holeRows; i++) {
-            for (let j = 1; j <= holeCols; j++) {
+        const holes = [];
+        for (let i = 0; i < holeRows; i++) {
+            for (let j = 0; j < holeCols; j++) {
                 // 计算每个孔洞的中心位置
                 const x = -(width / 2) + rowSpacing * (i + 1) + holeDiameter * (i + 0.5);
                 const z = -(depth / 2) + colSpacing * (j + 1) + holeDiameter * (j + 0.5);
@@ -39,6 +38,7 @@ export class 方形育苗盘 extends THREE.BufferGeometry {
                 holes.push(holeBrush);
             }
         }
+
         // 计算所有孔洞的合并结果
         let combinedHoles = holes[0];
         for (let i = 1; i < holes.length; i++) {