修复了世界坐标系坐标拾取错误

src/ModuleBase/PreWindowInteractorStyle.cpp

@@ -65,12 +65,14 @@
 #include <vtkExtractSelectedPolyDataIds.h>
 #include <vtkConnectivityFilter.h>
 #include "Common/DebugLogger.h"
-
+#include <vtkWorldPointPicker.h>
 
 namespace ModuleBase
 {
 	PropPickerInteractionStyle::PropPickerInteractionStyle()
 	{
+		_worldPointPicker=vtkSmartPointer<vtkWorldPointPicker>::New();
+		_picked=new double[3];
 		_actor = nullptr;
 		_property = vtkProperty::New();
 		//		_selectItemIDs = vtkSmartPointer<vtkIdTypeArray>::New();
@@ -92,6 +94,12 @@ namespace ModuleBase
 			delete _dataProp;
 		_property->Delete();
 		_coordinate->Delete();
+
+		if(nullptr!=_picked){
+			delete[] _picked;
+			_picked=nullptr;
+		}
+
 	}
 
 	/*
@@ -287,6 +295,18 @@ namespace ModuleBase
 			*/
 	void PropPickerInteractionStyle::OnMouseMove()
 	{
+		// 获取坐标系
+		_worldPointPicker->Pick(this->Interactor->GetEventPosition()[0],
+											this->Interactor->GetEventPosition()[1],
+											0, // always zero.
+											this->Interactor->GetRenderWindow()
+												->GetRenderers()
+												->GetFirstRenderer());
+		_worldPointPicker->GetPickPosition(_picked);
+		emit MouseMoveInWorldPoint(_picked[0],_picked[1],_picked[2]);
+
+
+
 		_mouseMoved = true;
 		vtkInteractorStyleRubberBandPick::OnMouseMove();
 		if ((_selectModel == BoxMeshCell) || (_selectModel == BoxMeshNode) || (_selectModel == DrawSketch) /*&& _leftButtonDown*/)

src/ModuleBase/PreWindowInteractorStyle.h

@@ -34,6 +34,7 @@
 #include <vtkUnstructuredGrid.h>
 #include <vtkVertexGlyphFilter.h>
 #include <vtkIdFilter.h>
+#include <vtkWorldPointPicker.h>
 
 class vtkActor;
 class vtkProperty;
@@ -97,7 +98,7 @@ namespace ModuleBase
 		void mouseWhellMove();
 		void rightDownMenu();
 		void clearAllHighLight();
-
+		void MouseMoveInWorldPoint(double x,double y,double z);
 	private:
 		virtual void OnLeftButtonDown() override;
 		virtual void OnLeftButtonUp() override;
@@ -154,8 +155,8 @@ namespace ModuleBase
 		bool _selected{false};
 		vtkActor *_preGeoSeltctActor{};
 		vtkCoordinate *_coordinate{};
-
-
+		double* _picked;
+		vtkSmartPointer<vtkWorldPointPicker> _worldPointPicker;
 
 
 		// 		QList<vtkActor*> _tempActorContainer{};

src/ModuleBase/graph3DWindow.cpp

@@ -54,6 +54,7 @@
 #include "MeshData/meshSingleton.h"
 #include "PreWindowInteractorStyle.h"
 #include <vtkVersionMacros.h>
+#include <vtkWorldPointPicker.h>
 
 namespace ModuleBase
 {
@@ -118,6 +119,11 @@ namespace ModuleBase
 		_cubeAxesActor = vtkSmartPointer<vtkCubeAxesActor>::New();
 		//createCubeAxes();
 
+//		// 世界坐标轴
+		_worldPointPicker=vtkSmartPointer<vtkWorldPointPicker>::New();
+		_interactor->SetPicker(_worldPointPicker);
+
+
 		if (_graphWindowType == PreWindows)
 		{
 			PropPickerInteractionStyle *style = PropPickerInteractionStyle::New();
@@ -125,11 +131,15 @@ namespace ModuleBase
 			style->SetDefaultRenderer(_render);
 			style->setRender(_render);
 			style->setRenderWindow(_renderWindow);
+
 			_interactor->SetInteractorStyle(style);
 			vtkSmartPointer<vtkAreaPicker> areaPicker = vtkSmartPointer<vtkAreaPicker>::New(); // 面积拾取器
 			_interactor->SetPicker(areaPicker);
 			_interactionStyle = style;
 
+
+//
+
 			//关联信号
 			//			connect(style, SIGNAL(selectGeometry(bool)), this, SIGNAL(selectGeometry(bool)));
 			connect(style, SIGNAL(selectGeometry(bool, vtkActor *, int)), this, SIGNAL(selectGeometry(bool, vtkActor *, int)));
@@ -145,7 +155,8 @@ namespace ModuleBase
 			connect(style, SIGNAL(mouseWhellMove()), this, SLOT(mouseWheelMove()));
 			connect(style, SIGNAL(rightDownMenu()), this, SIGNAL(rightDownMenuSig()));
 
-			// pointcloud
+			//  世界坐标系
+			connect(style, SIGNAL(MouseMoveInWorldPoint(double ,double ,double )),this, SIGNAL(WorldPointMouseMove(double ,double ,double )));
 
 
 		}
@@ -551,14 +562,14 @@ namespace ModuleBase
 	}
 	void Graph3DWindow::mouseMoveEvent(QMouseEvent* event)
 	{
-		// 获取鼠标当前位置
-		QPointF pos=event->pos();
-		double dispCoord[2] = {pos.x(), pos.y()};
-		vtkSmartPointer<vtkCoordinate> pCoorPress = vtkSmartPointer<vtkCoordinate>::New();
-		pCoorPress->SetCoordinateSystemToDisplay();
-		pCoorPress->SetValue(dispCoord);
-		double *worldCoord = pCoorPress->GetComputedWorldValue(_render);
-//		qDebug() << worldCoord[0] << worldCoord[1] << worldCoord[2];
-		emit this->WorldPointMouseMove(worldCoord[0],worldCoord[1],worldCoord[2]);
+//		// 获取鼠标当前位置
+//		QPointF pos=event->pos();
+//		double dispCoord[2] = {pos.x(), pos.y()};
+//		vtkSmartPointer<vtkCoordinate> pCoorPress = vtkSmartPointer<vtkCoordinate>::New();
+//		pCoorPress->SetCoordinateSystemToDisplay();
+//		pCoorPress->SetValue(dispCoord);
+//		double *worldCoord = pCoorPress->GetComputedWorldValue(_render);
+////		qDebug() << worldCoord[0] << worldCoord[1] << worldCoord[2];
+//		emit this->WorldPointMouseMove(worldCoord[0],worldCoord[1],worldCoord[2]);
 	}
 }

src/ModuleBase/graph3DWindow.h

@@ -91,6 +91,7 @@
 // Boost
 #include <boost/math/special_functions/round.hpp>
 #include <vtkCubeAxesActor.h>
+#include <vtkWorldPointPicker.h>
 
 VTK_MODULE_INIT(vtkRenderingOpenGL2);
 VTK_MODULE_INIT(vtkInteractionStyle);
@@ -245,6 +246,8 @@ namespace ModuleBase
 		PropPickerInteractionStyle* _interactionStyle{};
 		SelectModel _selectModel{ None };
 
+		// 世界坐标系
+		vtkSmartPointer<vtkWorldPointPicker> _worldPointPicker;
 		/*** 点云处理***/
 		pcl::visualization::PCLVisualizer::Ptr _viewer; // 点云显示共享指针