132 lines
4.2 KiB
C++
132 lines
4.2 KiB
C++
/*//////////////////////////////////////////////////////////////////////////////
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// CMT Cosmic Muon Tomography project //////////////////////////////////////////
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////////////////////////////////////////////////////////////////////////////////
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Copyright (c) 2014, Universita’ degli Studi di Padova, INFN sez. di Padova
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All rights reserved
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Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >
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------------------------------------------------------------------
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 3.0 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library.
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//////////////////////////////////////////////////////////////////////////////*/
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#include "Vtk/Math/vtkCylinder.h"
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#include <vtkActor.h>
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#include <vtkAssembly.h>
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#include <vtkCylinderSource.h>
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#include <vtkMatrix4x4.h>
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#include <vtkPolyDataMapper.h>
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#include <vtkProperty.h>
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#include <vtkSmartPointer.h>
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#include <vtkTransform.h>
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#include "Math/vtkDense.h"
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namespace uLib {
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namespace Vtk {
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vtkCylinder::vtkCylinder(vtkCylinder::Content *content)
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: m_Content(content), m_Actor(nullptr), m_VtkAsm(nullptr) {
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this->InstallPipe();
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m_UpdateSignal = Object::connect(m_Content, &uLib::Object::Updated, this, &vtkCylinder::Update);
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}
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vtkCylinder::~vtkCylinder() {
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if (m_Actor) m_Actor->Delete();
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if (m_VtkAsm) m_VtkAsm->Delete();
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}
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void vtkCylinder::Update() {
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if (!m_Content)
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return;
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vtkProp3D* root = vtkProp3D::SafeDownCast(this->GetProp());
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if (root) {
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// 1. Placement handled specifically from content (use TRS GetMatrix, not World)
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vtkNew<vtkMatrix4x4> m;
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Matrix4fToVtk(m_Content->GetMatrix(), m);
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root->SetUserMatrix(m);
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// 2. Shape-local properties (Radius, Height, Axis alignment) go to the internal actor
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// These are relative to the root assembly
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vtkTransform* alignment = vtkTransform::SafeDownCast(m_Actor->GetUserTransform());
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if (alignment) {
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alignment->Identity();
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alignment->PostMultiply();
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// Initial source is centered Y-cylinder (Radial XZ [-1,1], Height Y [-0.5, 0.5])
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// Apply Radius and Height scaling
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alignment->Scale(m_Content->GetRadius(), m_Content->GetHeight(), m_Content->GetRadius());
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// Apply Axis alignment
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int axis = m_Content->GetAxis();
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if (axis == 0) alignment->RotateZ(-90); // Y -> X
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else if (axis == 1) ; // Y -> Y (identity)
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else if (axis == 2) alignment->RotateX(90); // Y -> Z
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}
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root->Modified();
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}
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// Delegate rest of update (appearance, render, etc)
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ConnectionBlock blocker(m_UpdateSignal);
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this->Puppet::Update();
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}
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void vtkCylinder::SyncFromVtk() {
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if (!m_Content) return;
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vtkProp3D* root = this->GetProxyProp();
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if (!root) return;
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// VTK -> Model: Extract new world TRS from proxy
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vtkMatrix4x4* rootMat = root->GetUserMatrix();
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Matrix4f vtkWorld = VtkToMatrix4f(rootMat);
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// Directly sync model from the world matrix
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m_Content->FromMatrix(vtkWorld);
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m_Content->Updated();
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}
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void vtkCylinder::InstallPipe() {
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if (!m_Content)
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return;
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m_VtkAsm = ::vtkAssembly::New();
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this->SetProp(m_VtkAsm);
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vtkNew<vtkCylinderSource> cylinder;
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cylinder->SetRadius(1.0);
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cylinder->SetHeight(1.0);
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cylinder->SetResolution(32);
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m_Actor = vtkActor::New();
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vtkNew<vtkTransform> alignment;
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m_Actor->SetUserTransform(alignment);
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vtkNew<vtkPolyDataMapper> mapper;
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mapper->SetInputConnection(cylinder->GetOutputPort());
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m_Actor->SetMapper(mapper);
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m_Actor->GetProperty()->SetRepresentationToWireframe();
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m_Actor->GetProperty()->SetAmbient(0.6);
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m_VtkAsm->AddPart(m_Actor);
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this->Update();
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}
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} // namespace Vtk
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} // namespace uLib
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