From 06eeb9b59644971d93e6dd9207ac447864e527b9 Mon Sep 17 00:00:00 2001
From: riku <risaku@163.com>
Date: 星期二, 03 六月 2025 17:38:08 +0800
Subject: [PATCH] 动态溯源（待完成）
---
src/utils/map/3dLayer.js | 168 ++++++++++++++++++++++++++++++++++++++++++-------------
1 files changed, 127 insertions(+), 41 deletions(-)
diff --git a/src/utils/map/3dLayer.js b/src/utils/map/3dLayer.js
index af6ff34..6a7c0c8 100644
--- a/src/utils/map/3dLayer.js
+++ b/src/utils/map/3dLayer.js
@@ -30,6 +30,17 @@
const fDatas = _factorDatas;
const factor = _factor;
drawMesh(fDatas, factor);
+
+ if (_polFactorDatasList.length > 0) {
+ _polCylinderList.forEach((p) => {
+ object3Dlayer.remove(p);
+ });
+ _polCylinderList = [];
+ _polFactorDatasList.forEach((e, i) => {
+ drawHighLight3DLayer(e, _polFactorList[i]);
+ });
+ }
+ // console.log(map.getZoom());
}
var _maxHeight = 1000,
@@ -90,15 +101,13 @@
/**
* 缁樺浘
*/
-function drawMesh(fDatas, factor, center, merge) {
+function drawMesh(fDatas, factor, merge) {
const lnglats_GD = fDatas.lnglats_GD;
const coors = fDatas.coors_GD;
const heights = factor.heights;
const colors = factor.colors;
- const bColor = factor.bottomColor;
- if (center) {
- map.setZoomAndCenter(16, center);
- }
+ // const bColor = factor.bottomColor;
+ const bColors = factor.bottomColors;
// eslint-disable-next-line no-undef
var cylinder = new AMap.Object3D.Mesh();
@@ -107,12 +116,20 @@
var geometry = cylinder.geometry;
- const scale = _getScale(_minH, _maxH);
+ var minH = heights[0];
+ var maxH = heights[0];
+ for (let i = 0; i < heights.length; i++) {
+ const h = heights[i];
+ minH = Math.min(minH, h);
+ maxH = Math.max(maxH, h);
+ }
+
+ const scale = _getScale(minH, maxH);
for (let i = 0; i < coors.length; i++) {
var r = lnglats_GD[i];
var lastP = lnglats_GD[i - 1];
var p = coors[i];
- var h = (heights[i] - _minH) * scale + _minHeight;
+ var h = (heights[i] - minH) * scale + _minHeight;
if (heights[i] == -1) {
h = -1;
}
@@ -135,10 +152,8 @@
}
}
- // var bColor = bColor
- var tColor = colors[i];
- geometry.vertexColors.push.apply(geometry.vertexColors, bColor); //搴曢儴椤剁偣棰滆壊
- geometry.vertexColors.push.apply(geometry.vertexColors, tColor); //椤堕儴椤剁偣棰滆壊
+ geometry.vertexColors.push.apply(geometry.vertexColors, bColors[i]); //搴曢儴椤剁偣棰滆壊
+ geometry.vertexColors.push.apply(geometry.vertexColors, colors[i]); //椤堕儴椤剁偣棰滆壊
}
// 7.鏍规嵁鍚堝苟閫夐」閲嶇疆鎴栨柊澧炲綋鍓嶇紦瀛樻暟鎹�
@@ -169,16 +184,100 @@
_cylinder = cylinder;
}
+/**
+ * 缁樺埗楂樹寒鐨勬薄鏌撳尯鍩�3D绔嬮潰
+ */
+var _polCylinderList = [];
+var _polFactorDatasList = [],
+ //褰撳墠閫変腑鐨勭洃娴嬪洜瀛愭暟鎹�
+ _polFactorList = [];
+function drawHighLight3DLayer(fDatas, factor) {
+ const offsetH = 100;
+
+ const lnglats_GD = fDatas.lnglats_GD;
+ const coors = fDatas.coors_GD;
+ const heights = factor.heights;
+ const colors = factor.colors;
+ const bColors = factor.bottomColors;
+
+ // eslint-disable-next-line no-undef
+ var cylinder = new AMap.Object3D.Mesh();
+ cylinder.backOrFront = 'both';
+ cylinder.transparent = true;
+
+ var geometry = cylinder.geometry;
+
+ const scale = _getScale(_minH, _maxH);
+ for (let i = 0; i < coors.length; i++) {
+ var r = lnglats_GD[i];
+ var lastP = lnglats_GD[i - 1];
+ var p = coors[i];
+ var h = (heights[i] - _minH) * scale + _minHeight;
+ if (heights[i] == -1) {
+ h = -1;
+ }
+
+ geometry.vertices.push(p.x, p.y, 0 - h); //搴曢儴椤剁偣
+ geometry.vertices.push(p.x, p.y, 0 - h - offsetH); //椤堕儴椤剁偣
+
+ if (i > 0) {
+ // eslint-disable-next-line no-undef
+ var distance = AMap.GeometryUtil.distance(r, lastP);
+ //涓や釜鏁版嵁鐐规渶灏忛棿闅旀椂闂翠负4s锛屽亣璁捐溅閫熸寜鐓�120km/h璁＄畻锛�4s琛岄┒鏈�澶ц窛绂讳綔涓�132绫筹紝
+ //璁惧畾瓒呰繃1鍒嗛挓鐨勬暟鎹粯鍒剁壒娈婄殑杩炵嚎
+ if (distance <= 500 && h != -1) {
+ var bottomIndex = i * 2;
+ var topIndex = bottomIndex + 1;
+ var lastBottomIndex = bottomIndex - 2;
+ var lastTopIndex = bottomIndex - 1;
+ geometry.faces.push(bottomIndex, topIndex, lastTopIndex);
+ geometry.faces.push(bottomIndex, lastBottomIndex, lastTopIndex);
+ }
+ }
+
+ const color = [1, 1, 1, 1];
+ // const color = [1, 0, 0, 0.75];
+ geometry.vertexColors.push.apply(geometry.vertexColors, color); //搴曢儴椤剁偣棰滆壊
+ geometry.vertexColors.push.apply(geometry.vertexColors, color); //椤堕儴椤剁偣棰滆壊
+ }
+
+ // 7.鏍规嵁鍚堝苟閫夐」閲嶇疆鎴栨柊澧炲綋鍓嶇紦瀛樻暟鎹�
+ _polFactorDatasList.push(fDatas);
+ _polFactorList.push(factor);
+ // if (_polCylinderList.length > 0) {
+ // _polCylinderList.forEach((p) => {
+ // object3Dlayer.remove(p);
+ // });
+ // }
+ object3Dlayer.add(cylinder);
+
+ _polCylinderList.push(cylinder);
+}
+
export default {
+ clear() {
+ map.off('zoomend', onMapZoom);
+ if (_cylinder != undefined) {
+ object3Dlayer.remove(_cylinder);
+ }
+ if (_polCylinderList.length > 0) {
+ _polCylinderList.forEach((p) => {
+ object3Dlayer.remove(p);
+ });
+ _polCylinderList = [];
+ }
+ _polFactorDatasList = [];
+ _polFactorList = [];
+ },
+
drawMesh: drawMesh,
/**
* 缁樺埗3D璧拌璺嚎鍥�
* @param fDatas 瀹屾暣鐩戞祴鏁版嵁
* @param factor 褰撳墠灞曠ず鐨勭洃娴嬪洜瀛愬璞�
* @param merge 鏄惁鍜屼箣鍓嶇粯鍒剁殑鍥惧舰鍚堝苟
- * @param setCenter 闀滃ご鏄惁鑷姩绉诲姩鑷冲浘褰腑蹇�
*/
- drawRoadMap(fDatas, factor, merge, setCenter) {
+ drawRoadMap(fDatas, factor, merge) {
const lnglats_GD = fDatas.lnglats_GD;
const heights = factor.heights;
@@ -186,35 +285,20 @@
map.off('zoomend', onMapZoom);
// 2.璁＄畻缁樺浘楂樺害鐨勮竟鐣屽��
- if (merge != true) {
- var minH = _minH < 0 ? heights[0] : _minH;
- var maxH = _maxH < 0 ? heights[0] : _maxH;
- for (let i = 0; i < heights.length; i++) {
- const h = heights[i];
- minH = Math.min(minH, h);
- maxH = Math.max(maxH, h);
- }
- _minH = minH;
- _maxH = maxH;
- }
-
- // 3.纭畾瀹氫綅鍧愭爣鐐�
- var center;
- if (setCenter && lnglats_GD.length > 0) {
- var p = lnglats_GD[0];
- for (let i = 0; i < lnglats_GD.length; i++) {
- const e = lnglats_GD[i];
- if (e[0] != 0) {
- p = e;
- break;
- }
- }
- // eslint-disable-next-line no-undef
- center = new AMap.LngLat(...p);
- }
+ // if (merge != true) {
+ // var minH = _minH < 0 ? heights[0] : _minH;
+ // var maxH = _maxH < 0 ? heights[0] : _maxH;
+ // for (let i = 0; i < heights.length; i++) {
+ // const h = heights[i];
+ // minH = Math.min(minH, h);
+ // maxH = Math.max(maxH, h);
+ // }
+ // _minH = minH;
+ // _maxH = maxH;
+ // }
// 5.缁樺埗3D鍥惧舰
- this.drawMesh(fDatas, factor, center, merge);
+ this.drawMesh(fDatas, factor, merge);
// 缂╂斁鍦板浘鍒板悎閫傜殑瑙嗛噹绾у埆
// map.setFitView()
@@ -223,5 +307,7 @@
if (lnglats_GD.length > 0) {
map.on('zoomend', onMapZoom);
}
- }
+ },
+
+ drawHighLight3DLayer
};
--
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