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nmWATI/Src/nmNum/nmSubWxs/nmWxGridVTKContainerWidget.cpp

178 lines
7.4 KiB
C++

#include "nmWxGridVTKContainerWidget.h"
// qglobal.h
#include <QVBoxLayout>
#include <QFrame>
#include <QDebug>
#include <QtGlobal>
#pragma comment(lib,"User32.lib")
#pragma comment(lib,"gdi32.lib")
#pragma comment(lib,"OpenGL32.lib")
//#pragma comment(lib,"DbgHelp.lib")
//#pragma comment(lib,"Psapi.lib")
//#pragma comment(lib,"WS2_32.lib")
#pragma comment(lib,"AdvAPI32.lib")
#pragma comment(lib,"shell32.lib")
#include <vtkAutoInit.h>
VTK_MODULE_INIT(vtkRenderingOpenGL)
VTK_MODULE_INIT(vtkInteractionStyle)
//VTK_MODULE_INIT(vtkRenderingFreeType)
#include <QVTKWidget.h>
#include <vtkImageData.h>
#include <vtkActor.h>
#include <vtkCamera.h>
#include <vtkCylinderSource.h>
#include <vtkNew.h>
#include <vtkDataSetMapper.h>
#include <vtkProperty.h>
#include <vtkRenderWindow.h>
#include <QVTKInteractor.h>
#include <vtkRenderer.h>
#include <vtkAlgorithmOutput.h>
#include <vtkSmartPointer.h>
#include <vtkGenericDataObjectReader.h>
#include <vtkNamedColors.h>
#include <QLabel>
//#include "nmWxGridVTKWidget.h"
nmWxGridVTKContainerWidget::nmWxGridVTKContainerWidget(QWidget *parent, QString vtkPath) : QWidget(parent), m_sVtkFilePath(vtkPath)
{
this->initLayout();
this->initVTKWidgetFromFile();
this->showVTK();
}
void nmWxGridVTKContainerWidget::initVTKWidget()
{
// 初始化QVTKWidget
QVTKWidget* w = new QVTKWidget;
// This creates a polygonal cylinder model with eight circumferential facets
// (i.e, in practice an octagonal prism).
vtkNew<vtkCylinderSource> cylinder;
cylinder->SetResolution(8);
// The mapper is responsible for pushing the geometry into the graphics
// library. It may also do color mapping, if scalars or other attributes are
// defined.
vtkSmartPointer<vtkDataSetMapper> cylinderMapper = vtkSmartPointer<vtkDataSetMapper>::New();
cylinderMapper->SetInputConnection(cylinder->GetOutputPort());
// The actor is a grouping mechanism: besides the geometry (mapper), it
// also has a property, transformation matrix, and/or texture map.
// Here we set its color and rotate it around the X and Y axes.
vtkSmartPointer<vtkActor> cylinderActor = vtkSmartPointer<vtkActor>::New();
cylinderActor->SetMapper(cylinderMapper);
cylinderActor->RotateX(30.0);
cylinderActor->RotateY(-45.0);
// The renderer generates the image
// which is then displayed on the render window.
// It can be thought of as a scene to which the actor is added
vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New();
renderer->AddActor(cylinderActor);
// Zoom in a little by accessing the camera and invoking its "Zoom" method.
renderer->ResetCamera();
renderer->GetActiveCamera()->Zoom(1.5);
// The render window is the actual GUI window
// that appears on the computer screen
vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
renderWindow->SetSize(800, 600);
renderWindow->AddRenderer(renderer);
renderWindow->SetWindowName("Cylinder");
// The render window interactor captures mouse events
// and will perform appropriate camera or actor manipulation
// depending on the nature of the events.
vtkSmartPointer<QVTKInteractor> renderWindowInteractor = vtkSmartPointer<QVTKInteractor>::New();
renderWindowInteractor->SetRenderWindow(renderWindow);
// This starts the event loop and as a side effect causes an initial render.
renderWindowInteractor->Initialize();
w->SetRenderWindow(renderWindow.Get());
renderWindow->Render();
w->showMaximized();
// w.show();
// vLayout.addWidget(&w);
m_frameLaoyt->addWidget(w);
}
void nmWxGridVTKContainerWidget::initVTKWidgetFromFile()
{
// 初始化QVTKWidget
QVTKWidget* w = new QVTKWidget;
// This creates a polygonal cylinder model with eight circumferential facets
// (i.e, in practice an octagonal prism).
QString vtkFilePath = m_sVtkFilePath.length() == 0 ? "D:/geomodelFineGrid.vtk" : m_sVtkFilePath;
vtkSmartPointer<vtkGenericDataObjectReader> m_reader = vtkSmartPointer<vtkGenericDataObjectReader>::New();
m_reader->SetFileName(vtkFilePath.toStdString().c_str());
m_reader->Update();
// The mapper is responsible for pushing the geometry into the graphics
// library. It may also do color mapping, if scalars or other attributes are
// defined.
vtkSmartPointer<vtkDataSetMapper> cylinderMapper = vtkSmartPointer<vtkDataSetMapper>::New();
cylinderMapper->SetInputConnection(m_reader->GetOutputPort());
// The actor is a grouping mechanism: besides the geometry (mapper), it
// also has a property, transformation matrix, and/or texture map.
// Here we set its color and rotate it around the X and Y axes.
vtkNew<vtkNamedColors> m_colors;
vtkSmartPointer<vtkActor> cylinderActor = vtkSmartPointer<vtkActor>::New();
cylinderActor->SetMapper(cylinderMapper);
// cylinderActor->RotateX(30.0);
// cylinderActor->RotateY(-45.0);
cylinderActor->GetProperty()->SetColor(m_colors->GetColor3d("Red").GetData());
cylinderActor->GetProperty()->SetOpacity(0.6);
// 线actor
vtkSmartPointer<vtkActor> m_wireframeActor = vtkSmartPointer<vtkActor>::New();
m_wireframeActor->SetMapper(cylinderMapper);
m_wireframeActor->GetProperty()->SetRepresentationToWireframe();
m_wireframeActor->GetProperty()->SetColor(m_colors->GetColor3d("Black").GetData());
m_wireframeActor->GetProperty()->SetSpecular(1.0);
m_wireframeActor->GetProperty()->SetSpecularPower(50.0);
m_wireframeActor->GetProperty()->SetAmbient(0.2);
m_wireframeActor->GetProperty()->SetDiffuse(0.8);
// The renderer generates the image
// which is then displayed on the render window.
// It can be thought of as a scene to which the actor is added
vtkSmartPointer<vtkRenderer> renderer = vtkSmartPointer<vtkRenderer>::New();
renderer->AddActor(cylinderActor);
renderer->AddActor(m_wireframeActor);
// Zoom in a little by accessing the camera and invoking its "Zoom" method.
renderer->ResetCamera();
renderer->GetActiveCamera()->Zoom(1.5);
// The render window is the actual GUI window
// that appears on the computer screen
vtkSmartPointer<vtkRenderWindow> renderWindow = vtkSmartPointer<vtkRenderWindow>::New();
renderWindow->SetSize(800, 600);
renderWindow->AddRenderer(renderer);
renderWindow->SetWindowName("Cylinder");
// The render window interactor captures mouse events
// and will perform appropriate camera or actor manipulation
// depending on the nature of the events.
vtkSmartPointer<QVTKInteractor> renderWindowInteractor = vtkSmartPointer<QVTKInteractor>::New();
renderWindowInteractor->SetRenderWindow(renderWindow);
// This starts the event loop and as a side effect causes an initial render.
renderWindowInteractor->Initialize();
w->SetRenderWindow(renderWindow.Get());
renderWindow->Render();
w->showMaximized();
// w.show();
// vLayout.addWidget(&w);
m_frameLaoyt->addWidget(w);
}
void nmWxGridVTKContainerWidget::showVTK()
{
//QString vtkFilePath = "D:/geomodelFineGrid.vtk";
//nmWxGridVTKWidget* vtkWidget = new nmWxGridVTKWidget(vtkFilePath);
//m_frameLaoyt->addWidget(vtkWidget);
}
void nmWxGridVTKContainerWidget::initLayout()
{
m_mainLayout = new QVBoxLayout;
this->setLayout(m_mainLayout);
QFrame* frame = new QFrame;
m_frameLaoyt = new QVBoxLayout;
frame->setLayout(m_frameLaoyt);
m_mainLayout->addWidget(frame);
qDebug() << "in initLayout";
}