From 6f7bbdd390abdcdb2cdaef980bc69816a3ff2202 Mon Sep 17 00:00:00 2001
From: riku <risaku@163.com>
Date: 星期四, 08 五月 2025 17:38:43 +0800
Subject: [PATCH] 添加动态污染溯源相关逻辑（待完成）
---
src/utils/map/3dLayer.js | 76 +++++++++++++++++++++++++++++++++++++
1 files changed, 75 insertions(+), 1 deletions(-)
diff --git a/src/utils/map/3dLayer.js b/src/utils/map/3dLayer.js
index 01ff1d2..5f8c16f 100644
--- a/src/utils/map/3dLayer.js
+++ b/src/utils/map/3dLayer.js
@@ -166,6 +166,78 @@
_cylinder = cylinder;
}
+/**
+ * 缁樺埗楂樹寒鐨勬薄鏌撳尯鍩�3D绔嬮潰
+ */
+var _polCylinder = undefined;
+var _polFactorDatas = {
+ lnglats: [],
+ heights: [],
+ type: ''
+ },
+ //褰撳墠閫変腑鐨勭洃娴嬪洜瀛愭暟鎹�
+ _polFactor = {};
+function drawHighLight3DLayer(fDatas, factor) {
+ const offsetH = 40;
+
+ 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, 0.75]
+ 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�
+ _polFactorDatas = fDatas;
+ _polFactor = factor;
+ if (_polCylinder != undefined) {
+ object3Dlayer.remove(_polCylinder);
+ }
+ object3Dlayer.add(cylinder);
+
+ _polCylinder = cylinder;
+}
+
export default {
clear() {
map.off('zoomend', onMapZoom);
@@ -211,5 +283,7 @@
if (lnglats_GD.length > 0) {
map.on('zoomend', onMapZoom);
}
- }
+ },
+
+ drawHighLight3DLayer
};
--
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