fix: 0

src/sdk/laser/core/enter.js

@@ -388,7 +388,7 @@ var enter = ({
     
     
     
-    let getMeasurePointsInfo = (fixPoint, onlyMoveBasePoint)=>{
+    /* let getMeasurePointsInfo = (fixPoint, onlyMoveBasePoint)=>{
         let baseLine = viewer.scene.measurements.find(e=>e.isBaseLine && e.points.length == 2) 
         if(!baseLine){
             return console.error('创建失败，因基准线不存在')
@@ -422,7 +422,7 @@ var enter = ({
         let foot2_P2 = new THREE.Vector3(foot1_2d.x, foot1_2d.y, fixPoint.basePoint.z)
         info.disMeasure2 = {
             points : [new THREE.Vector3().copy(fixPoint.basePoint),  foot2_P1],
-            guideLinePoints : [foot2_P1, foot2_P2/* , foot1_P2 */],
+            guideLinePoints : [foot2_P1, foot2_P2 ],
         } 
         fixPoint.bus.emit('measureChange',[
             {line: info.disMeasure1.points, dis: info.disMeasure1.points[0].distanceTo(info.disMeasure1.points[1])},
@@ -431,7 +431,51 @@ var enter = ({
          
         
         return info
-    }
+    } */
+    let getMeasurePointsInfo = (fixPoint, onlyMoveBasePoint)=>{
+        let baseLine = viewer.scene.measurements.find(e=>e.isBaseLine && e.points.length == 2) 
+        if(!baseLine){
+            return console.error('创建失败，因基准线不存在')
+        }
+        if(!fixPoint.basePoint){
+            return //console.log('no basePoint')
+        }
+        
+        let fixPoint2d = new THREE.Vector2().copy(fixPoint)
+        let baselineP12d = new THREE.Vector2().copy(baseLine.points[0])
+        let baselineP22d = new THREE.Vector2().copy(baseLine.points[1]) 
+        let foot1_2d = Potree.math.getFootPoint(fixPoint2d, baselineP12d, baselineP22d) 
+        
+        let foot1_P1 = new THREE.Vector3(foot1_2d.x, foot1_2d.y, baseLine.points[0].z) 
+        let fixPointProj = fixPoint.clone().setZ(baseLine.points[0].z)
+
+        let info = { 
+            disMeasure1:{
+                points: [fixPointProj, foot1_P1],  
+                guideLinePoints : [new THREE.Vector3().copy(fixPoint), fixPointProj] //垂足上的垂线，从最低点到最高点(包含disMeasure2那一段)
+            }
+        }
+      
+        let basePoint2d = new THREE.Vector2().copy(fixPoint.basePoint)
+        let anotherPoint2d = new THREE.Vector2().addVectors(basePoint2d, new THREE.Vector2().subVectors(baselineP12d,baselineP22d))//测量线方向上另一点 
+        let basePointProj = fixPoint.basePoint.clone().setZ(baseLine.points[0].z)
+        let foot2_2d = Potree.math.getFootPoint(fixPoint2d, basePoint2d, anotherPoint2d) 
+        let foot2_P1 = new THREE.Vector3(foot2_2d.x, foot2_2d.y, baseLine.points[0].z)  
+        info.disMeasure2 = {
+            guideLinePoints : [new THREE.Vector3().copy(fixPoint.basePoint), basePointProj, foot2_P1, foot1_P1],
+            points : [basePointProj, foot2_P1 ],
+        } 
+        fixPoint.bus.emit('measureChange',[
+            {line: info.disMeasure1.points, dis: info.disMeasure1.points[0].distanceTo(info.disMeasure1.points[1])},
+            {line: info.disMeasure2.points, dis: info.disMeasure2.points[0].distanceTo(info.disMeasure2.points[1])} 
+        ])
+         
+        
+        return info
+    } 
+    //基准点处的测量线会重叠在一起，建议错开，向道路外移动。但是容易看起来很多线，为了整齐，让最长的在最里层；但需要每次排序更新所有的线……
+    
+    
     
     
     let createMeasureForPoint = (fixPoint)=>{