Files
uLib/src/Vtk/vtkStructuredGrid.cpp
2019-05-10 13:22:00 +00:00

136 lines
4.0 KiB
C++

/*//////////////////////////////////////////////////////////////////////////////
// CMT Cosmic Muon Tomography project //////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
All rights reserved
Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
------------------------------------------------------------------
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3.0 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library.
//////////////////////////////////////////////////////////////////////////////*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "Math/StructuredGrid.h"
#include "Vtk/vtkStructuredGrid.h"
namespace uLib {
namespace Vtk {
////////////////////////////////////////////////////////////////////////////////
////// VTK STRUCTURED GRID /////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
vtkStructuredGrid::vtkStructuredGrid(Content &content) :
m_Content(&content),
m_Actor(vtkActor::New()),
m_Widget(vtkBoxWidget::New()),
m_Transform(vtkTransform::New())
{
vtkSmartPointer<vtkWidgetCallback> callback =
vtkSmartPointer<vtkWidgetCallback>::New();
callback->SetGrid(this);
m_Widget->AddObserver(vtkCommand::InteractionEvent, callback);
this->InstallPipe();
}
vtkStructuredGrid::~vtkStructuredGrid()
{
m_Actor->Delete();
m_Widget->Delete();
m_Transform->Delete();
}
void vtkStructuredGrid::SetTransform(vtkTransform *t)
{
vtkMatrix4x4 *vmat = t->GetMatrix();
Matrix4f mat;
for(int i=0; i<4; ++i)
for(int j=0; j<4; ++j)
mat(i,j) = vmat->GetElement(i,j);
m_Content->SetMatrix(mat);
vtkSmartPointer<vtkMatrix4x4> vmat2 = vtkSmartPointer<vtkMatrix4x4>::New();
mat = m_Content->GetWorldMatrix();
for(int i=0; i<4; ++i)
for(int j=0; j<4; ++j)
vmat2->SetElement(i,j,mat(i,j));
m_Transform->SetMatrix(vmat2);
m_Transform->Update();
this->Update();
}
vtkBoxWidget *vtkStructuredGrid::GetWidget()
{
return m_Widget;
}
void vtkStructuredGrid::Update()
{
m_Actor->GetMapper()->Update();
}
void vtkStructuredGrid::InstallPipe()
{
vtkSmartPointer<vtkCubeSource> cube =
vtkSmartPointer<vtkCubeSource>::New();
vtkSmartPointer<vtkTransformPolyDataFilter> filter =
vtkSmartPointer<vtkTransformPolyDataFilter>::New();
vtkSmartPointer<vtkMatrix4x4> vmat = vtkSmartPointer<vtkMatrix4x4>::New();
Matrix4f mat = m_Content->GetWorldMatrix();
for(int i=0; i<4; ++i)
for(int j=0; j<4; ++j)
vmat->SetElement(i,j,mat(i,j));
m_Transform->SetMatrix(vmat);
filter->SetTransform(m_Transform);
filter->SetInputConnection(cube->GetOutputPort());
Vector3i dims = m_Content->GetDims();
cube->SetBounds(0,dims(0),0,dims(1),0,dims(2));
cube->Update();
filter->Update();
vtkSmartPointer<vtkPolyDataMapper> mapper =
vtkSmartPointer<vtkPolyDataMapper>::New();
mapper->SetInputConnection(filter->GetOutputPort());
m_Actor->SetMapper(mapper);
m_Actor->GetProperty()->SetRepresentationToSurface();
m_Actor->GetProperty()->SetEdgeVisibility(true);
m_Actor->GetProperty()->SetOpacity(0.4);
m_Actor->GetProperty()->SetAmbient(0.7);
// set content transform to actor //
this->Update();
m_Widget->SetProp3D(m_Actor);
this->SetProp(m_Actor);
}
} // vtk
} // uLib