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vtkSlicerRoomsEyeViewModuleLogic.cxx
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/*==============================================================================
Copyright (c) Laboratory for Percutaneous Surgery (PerkLab)
Queen's University, Kingston, ON, Canada. All Rights Reserved.
See COPYRIGHT.txt
or http://www.slicer.org/copyright/copyright.txt for details.
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
This file was originally developed by Csaba Pinter, PerkLab, Queen's University
and was supported through the Applied Cancer Research Unit program of Cancer Care
Ontario with funds provided by the Ontario Ministry of Health and Long-Term Care
The collision detection module was partly supported by Conselleria de
Educación, Investigación, Cultura y Deporte (Generalitat Valenciana), Spain
under grant number CDEIGENT/2019/011.
==============================================================================*/
// RoomsEyeView includes
#include "vtkSlicerRoomsEyeViewModuleLogic.h"
#include "vtkMRMLRoomsEyeViewNode.h"
#include "vtkSlicerIECTransformLogic.h"
// SlicerRT includes
#include "vtkCollisionDetectionFilter.h"
#include "vtkMRMLRTBeamNode.h"
// MRML includes
#include <vtkMRMLDisplayNode.h>
#include <vtkMRMLLinearTransformNode.h>
#include <vtkMRMLModelNode.h>
#include <vtkMRMLModelDisplayNode.h>
#include <vtkMRMLScene.h>
#include "vtkMRMLSubjectHierarchyNode.h"
#include <vtkMRMLViewNode.h>
// Slicer includes
#include <vtkSlicerModelsLogic.h>
#include <vtkSlicerSegmentationsModuleLogic.h>
// vtkSegmentationCore includes
#include <vtkSegmentationConverter.h>
// VTK includes
#include <vtkAppendPolyData.h>
#include <vtkGeneralTransform.h>
#include <vtkMatrix4x4.h>
#include <vtkObjectFactory.h>
#include <vtkPolyDataReader.h>
#include <vtkSmartPointer.h>
#include <vtkTransform.h>
#include <vtkTransformFilter.h>
#include <vtkTransformPolyDataFilter.h>
#include <vtkVector.h>
// VTKSYS includes
#include <vtksys/SystemTools.hxx>
// RapidJSON includes
#include "rapidjson/document.h" // rapidjson's DOM-style API
#include "rapidjson/filereadstream.h"
// Constants
const char* vtkSlicerRoomsEyeViewModuleLogic::ORIENTATION_MARKER_MODEL_NODE_NAME = "RoomsEyeViewOrientationMarker";
const char* vtkSlicerRoomsEyeViewModuleLogic::TREATMENT_MACHINE_DESCRIPTOR_FILE_PATH_ATTRIBUTE_NAME = "TreatmentMachineDescriptorFilePath";
//TODO: Add this dynamically to the IEC transform map
static const char* ADDITIONALCOLLIMATORMOUNTEDDEVICES_TO_COLLIMATOR_TRANSFORM_NODE_NAME = "AdditionalCollimatorDevicesToCollimatorTransform";
static rapidjson::Value JSON_EMPTY_VALUE;
//----------------------------------------------------------------------------
vtkStandardNewMacro(vtkSlicerRoomsEyeViewModuleLogic);
//---------------------------------------------------------------------------
class vtkSlicerRoomsEyeViewModuleLogic::vtkInternal
{
public:
vtkInternal(vtkSlicerRoomsEyeViewModuleLogic* external);
~vtkInternal();
vtkSlicerRoomsEyeViewModuleLogic* External;
rapidjson::Document* CurrentTreatmentMachineDescription{nullptr};
/// Utility function to get element for treatment machine part
/// \return Json object if found, otherwise null Json object
rapidjson::Value& GetTreatmentMachinePart(TreatmentMachinePartType partType);
rapidjson::Value& GetTreatmentMachinePart(std::string partTypeStr);
std::string GetTreatmentMachinePartFullFilePath(vtkMRMLRoomsEyeViewNode* parameterNode, std::string partPath);
std::string GetTreatmentMachineFileNameWithoutExtension(vtkMRMLRoomsEyeViewNode* parameterNode);
std::string GetTreatmentMachinePartModelName(vtkMRMLRoomsEyeViewNode* parameterNode, TreatmentMachinePartType partType);
vtkMRMLModelNode* GetTreatmentMachinePartModelNode(vtkMRMLRoomsEyeViewNode* parameterNode, TreatmentMachinePartType partType);
vtkMRMLModelNode* EnsureTreatmentMachinePartModelNode(vtkMRMLRoomsEyeViewNode* parameterNode, TreatmentMachinePartType partType, bool optional=false);
};
//---------------------------------------------------------------------------
// vtkInternal methods
//---------------------------------------------------------------------------
vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::vtkInternal(vtkSlicerRoomsEyeViewModuleLogic* external)
{
this->External = external;
this->CurrentTreatmentMachineDescription = new rapidjson::Document;
}
//---------------------------------------------------------------------------
vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::~vtkInternal()
{
delete this->CurrentTreatmentMachineDescription;
this->CurrentTreatmentMachineDescription = nullptr;
}
//---------------------------------------------------------------------------
rapidjson::Value& vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::GetTreatmentMachinePart(TreatmentMachinePartType type)
{
if (type >= TreatmentMachinePartType::LastPartType)
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachinePart: Invalid part type given " << type);
return JSON_EMPTY_VALUE;
}
std::string typeStr = this->External->GetTreatmentMachinePartTypeAsString(type);
return this->GetTreatmentMachinePart(typeStr);
}
//---------------------------------------------------------------------------
rapidjson::Value& vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::GetTreatmentMachinePart(std::string typeStr)
{
if (this->CurrentTreatmentMachineDescription->IsNull())
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachinePart: No treatment machine descriptor file loaded");
return JSON_EMPTY_VALUE;
}
rapidjson::Value::MemberIterator partsIt = this->CurrentTreatmentMachineDescription->FindMember("Part");
if (partsIt == this->CurrentTreatmentMachineDescription->MemberEnd() || !partsIt->value.IsArray())
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachinePart: Failed to find parts array in treatment machine description");
return JSON_EMPTY_VALUE;
}
rapidjson::Value& partsArray = partsIt->value;
// Traverse parts and try to find the element with the given part type
for (rapidjson::SizeType index=0; index < partsArray.Size(); ++index)
{
rapidjson::Value& currentObject = partsArray[index];
if (currentObject.IsObject())
{
rapidjson::Value& currentType = currentObject["Type"];
if (currentType.IsString() && !typeStr.compare(currentType.GetString()))
{
return currentObject;
}
}
}
// Not found
return JSON_EMPTY_VALUE;
}
//---------------------------------------------------------------------------
std::string vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::GetTreatmentMachinePartFullFilePath(
vtkMRMLRoomsEyeViewNode* parameterNode, std::string partPath)
{
if (!parameterNode)
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachinePartFullFilePath: Invalid parameter node given");
return "";
}
if (vtksys::SystemTools::FileIsFullPath(partPath))
{
// Simply return the path if it is absolute
return partPath;
}
std::string descriptorFileDir = vtksys::SystemTools::GetFilenamePath(parameterNode->GetTreatmentMachineDescriptorFilePath());
return descriptorFileDir + "/" + partPath;
}
//---------------------------------------------------------------------------
std::string vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::GetTreatmentMachineFileNameWithoutExtension(vtkMRMLRoomsEyeViewNode* parameterNode)
{
if (!parameterNode)
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachineFileNameWithoutExtension: Invalid parameter node given");
return "";
}
if (!parameterNode->GetTreatmentMachineDescriptorFilePath() || strlen(parameterNode->GetTreatmentMachineDescriptorFilePath()) == 0)
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachineFileNameWithoutExtension: Empty treatment machine descriptor file path");
return "";
}
std::string fileName = vtksys::SystemTools::GetFilenameName(parameterNode->GetTreatmentMachineDescriptorFilePath());
std::string extension = vtksys::SystemTools::GetFilenameExtension(parameterNode->GetTreatmentMachineDescriptorFilePath());
return fileName.substr(0, fileName.length() - extension.length());
}
//---------------------------------------------------------------------------
std::string vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::GetTreatmentMachinePartModelName(
vtkMRMLRoomsEyeViewNode* parameterNode, TreatmentMachinePartType partType)
{
if (!parameterNode)
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachinePartModelName: Invalid parameter node given");
return "";
}
std::string machineType = this->GetTreatmentMachineFileNameWithoutExtension(parameterNode);
return machineType + "_" + this->External->GetTreatmentMachinePartTypeAsString(partType);
}
//---------------------------------------------------------------------------
vtkMRMLModelNode* vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::GetTreatmentMachinePartModelNode(
vtkMRMLRoomsEyeViewNode* parameterNode, TreatmentMachinePartType partType)
{
if (!parameterNode)
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachinePartModelName: Invalid parameter node given");
return nullptr;
}
std::string partName = this->GetTreatmentMachinePartModelName(parameterNode, partType);
return vtkMRMLModelNode::SafeDownCast(this->External->GetMRMLScene()->GetFirstNodeByName(partName.c_str()));
}
//---------------------------------------------------------------------------
vtkMRMLModelNode* vtkSlicerRoomsEyeViewModuleLogic::vtkInternal::EnsureTreatmentMachinePartModelNode(
vtkMRMLRoomsEyeViewNode* parameterNode, TreatmentMachinePartType partType, bool optional/*=false*/)
{
vtkMRMLScene* scene = this->External->GetMRMLScene();
if (!scene || !parameterNode)
{
vtkErrorWithObjectMacro(this->External, "GetTreatmentMachinePartModelName: Invalid scene or parameter node");
return nullptr;
}
vtkMRMLSubjectHierarchyNode* shNode = scene->GetSubjectHierarchyNode();
if (!shNode)
{
vtkErrorWithObjectMacro(this->External, "LoadTreatmentMachine: Failed to access subject hierarchy node");
return nullptr;
}
// Get root SH item
std::string machineType = this->GetTreatmentMachineFileNameWithoutExtension(parameterNode);
std::string rootFolderName = machineType + std::string("_Components");
vtkIdType rootFolderItem = shNode->GetItemChildWithName(shNode->GetSceneItemID(), rootFolderName);
if (!rootFolderItem)
{
// Create subject hierarchy folder so that the treatment machine can be shown/hidden easily
rootFolderItem = shNode->CreateFolderItem(shNode->GetSceneItemID(), rootFolderName);
}
std::string partName = this->GetTreatmentMachinePartModelName(parameterNode, partType);
vtkMRMLModelNode* partModelNode = this->GetTreatmentMachinePartModelNode(parameterNode, partType);
if (!partModelNode)
{
// Skip model if state is disabled and part is optional
std::string state = this->External->GetStateForPartType(this->External->GetTreatmentMachinePartTypeAsString(partType));
if (state == "Disabled")
{
if (optional)
{
return nullptr;
}
else
{
vtkWarningWithObjectMacro(this->External, "LoadTreatmentMachine: State for part "
<< partName << " is set to Disabled but the part is mandatory. Loading anyway.");
}
}
// Get model file path
std::string partModelFilePath = this->External->GetFilePathForPartType(
this->External->GetTreatmentMachinePartTypeAsString(partType));
if (partModelFilePath == "")
{
if (!optional)
{
vtkErrorWithObjectMacro(this->External, "LoadTreatmentMachine: Failed get file path for part "
<< partName << ". This mandatory part may be missing from the descriptor file");
}
return nullptr;
}
// Load model from file
partModelFilePath = this->GetTreatmentMachinePartFullFilePath(parameterNode, partModelFilePath);
if (vtksys::SystemTools::FileExists(partModelFilePath))
{
// Create a models logic for convenient loading of components
vtkNew<vtkSlicerModelsLogic> modelsLogic;
modelsLogic->SetMRMLScene(scene);
partModelNode = modelsLogic->AddModel(partModelFilePath.c_str());
partModelNode->SetName(partName.c_str());
vtkIdType partItemID = shNode->GetItemByDataNode(partModelNode);
shNode->SetItemParent(partItemID, rootFolderItem);
}
else if (!optional)
{
vtkErrorWithObjectMacro(this->External, "LoadTreatmentMachine: Failed to load " << partName << " model from file " << partModelFilePath);
return nullptr;
}
}
return partModelNode;
}
//---------------------------------------------------------------------------
// vtkSlicerRoomsEyeViewModuleLogic methods
//----------------------------------------------------------------------------
vtkSlicerRoomsEyeViewModuleLogic::vtkSlicerRoomsEyeViewModuleLogic()
: GantryPatientCollisionDetection(nullptr)
, GantryTableTopCollisionDetection(nullptr)
, GantryPatientSupportCollisionDetection(nullptr)
, CollimatorPatientCollisionDetection(nullptr)
, CollimatorTableTopCollisionDetection(nullptr)
, AdditionalModelsTableTopCollisionDetection(nullptr)
, AdditionalModelsPatientSupportCollisionDetection(nullptr)
{
this->Internal = new vtkInternal(this);
this->IECLogic = vtkSlicerIECTransformLogic::New();
this->GantryPatientCollisionDetection = vtkCollisionDetectionFilter::New();
this->GantryTableTopCollisionDetection = vtkCollisionDetectionFilter::New();
this->GantryPatientSupportCollisionDetection = vtkCollisionDetectionFilter::New();
this->CollimatorPatientCollisionDetection = vtkCollisionDetectionFilter::New();
this->CollimatorTableTopCollisionDetection = vtkCollisionDetectionFilter::New();
this->AdditionalModelsTableTopCollisionDetection = vtkCollisionDetectionFilter::New();
this->AdditionalModelsPatientSupportCollisionDetection = vtkCollisionDetectionFilter::New();
}
//----------------------------------------------------------------------------
vtkSlicerRoomsEyeViewModuleLogic::~vtkSlicerRoomsEyeViewModuleLogic()
{
if (this->IECLogic)
{
this->IECLogic->Delete();
this->IECLogic = nullptr;
}
if (this->GantryPatientCollisionDetection)
{
this->GantryPatientCollisionDetection->Delete();
this->GantryPatientCollisionDetection = nullptr;
}
if (this->GantryTableTopCollisionDetection)
{
this->GantryTableTopCollisionDetection->Delete();
this->GantryTableTopCollisionDetection = nullptr;
}
if (this->GantryPatientSupportCollisionDetection)
{
this->GantryPatientSupportCollisionDetection->Delete();
this->GantryPatientSupportCollisionDetection = nullptr;
}
if (this->CollimatorPatientCollisionDetection)
{
this->CollimatorPatientCollisionDetection->Delete();
this->CollimatorPatientCollisionDetection = nullptr;
}
if (this->CollimatorTableTopCollisionDetection)
{
this->CollimatorTableTopCollisionDetection->Delete();
this->CollimatorTableTopCollisionDetection = nullptr;
}
if (this->AdditionalModelsTableTopCollisionDetection)
{
this->AdditionalModelsTableTopCollisionDetection->Delete();
this->AdditionalModelsTableTopCollisionDetection = nullptr;
}
if (this->AdditionalModelsPatientSupportCollisionDetection)
{
this->AdditionalModelsPatientSupportCollisionDetection->Delete();
this->AdditionalModelsPatientSupportCollisionDetection = nullptr;
}
}
//----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
//-----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::RegisterNodes()
{
vtkMRMLScene* scene = this->GetMRMLScene();
if (!scene)
{
vtkErrorMacro("RegisterNodes: Invalid MRML scene");
return;
}
if (!scene->IsNodeClassRegistered("vtkMRMLRoomsEyeViewNode"))
{
scene->RegisterNodeClass(vtkSmartPointer<vtkMRMLRoomsEyeViewNode>::New());
}
}
//---------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::SetMRMLSceneInternal(vtkMRMLScene* newScene)
{
this->Superclass::SetMRMLSceneInternal(newScene);
this->IECLogic->SetMRMLScene(newScene);
}
//---------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::BuildRoomsEyeViewTransformHierarchy()
{
vtkMRMLScene* scene = this->GetMRMLScene();
if (!scene)
{
vtkErrorMacro("BuildRoomsEyeViewTransformHierarchy: Invalid MRML scene");
return;
}
// Build IEC hierarchy
//TODO: Add the REV transform to the IEC transform map and use it for the GetTransform... functions
this->IECLogic->BuildIECTransformHierarchy();
// Create transform nodes if they do not exist
vtkSmartPointer<vtkMRMLLinearTransformNode> additionalCollimatorDevicesToCollimatorTransformNode;
if (!scene->GetFirstNodeByName(ADDITIONALCOLLIMATORMOUNTEDDEVICES_TO_COLLIMATOR_TRANSFORM_NODE_NAME))
{
additionalCollimatorDevicesToCollimatorTransformNode = vtkSmartPointer<vtkMRMLLinearTransformNode>::New();
additionalCollimatorDevicesToCollimatorTransformNode->SetName(ADDITIONALCOLLIMATORMOUNTEDDEVICES_TO_COLLIMATOR_TRANSFORM_NODE_NAME);
additionalCollimatorDevicesToCollimatorTransformNode->SetHideFromEditors(1);
std::string singletonTag = std::string("IEC_") + ADDITIONALCOLLIMATORMOUNTEDDEVICES_TO_COLLIMATOR_TRANSFORM_NODE_NAME;
additionalCollimatorDevicesToCollimatorTransformNode->SetSingletonTag(singletonTag.c_str());
scene->AddNode(additionalCollimatorDevicesToCollimatorTransformNode);
}
else
{
additionalCollimatorDevicesToCollimatorTransformNode = vtkMRMLLinearTransformNode::SafeDownCast(
scene->GetFirstNodeByName(ADDITIONALCOLLIMATORMOUNTEDDEVICES_TO_COLLIMATOR_TRANSFORM_NODE_NAME));
}
// Get IEC transform nodes that are used below
vtkMRMLLinearTransformNode* collimatorToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::Collimator, vtkSlicerIECTransformLogic::Gantry);
if (!collimatorToGantryTransformNode)
{
vtkErrorMacro("BuildRoomsEyeViewTransformHierarchy: Failed to access collimatorToGantryTransformNode");
return;
}
// Organize transforms into hierarchy
additionalCollimatorDevicesToCollimatorTransformNode->SetAndObserveTransformNodeID(collimatorToGantryTransformNode->GetID());
}
//----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::LoadTreatmentMachine(vtkMRMLRoomsEyeViewNode* parameterNode)
{
vtkMRMLScene* scene = this->GetMRMLScene();
if (!scene)
{
vtkErrorMacro("LoadTreatmentMachine: Invalid scene");
return;
}
vtkMRMLSubjectHierarchyNode* shNode = scene->GetSubjectHierarchyNode();
if (!shNode)
{
vtkErrorMacro("LoadTreatmentMachine: Failed to access subject hierarchy node");
return;
}
if (!parameterNode || !parameterNode->GetTreatmentMachineDescriptorFilePath())
{
vtkErrorMacro("LoadTreatmentMachine: Invalid parameter node");
return;
}
// Make sure the transform hierarchy is in place
this->BuildRoomsEyeViewTransformHierarchy();
std::string moduleShareDirectory = this->GetModuleShareDirectory();
std::string descriptorFilePath(parameterNode->GetTreatmentMachineDescriptorFilePath());
std::string machineType = this->Internal->GetTreatmentMachineFileNameWithoutExtension(parameterNode);
// Load treatment machine JSON descriptor file
FILE *fp = fopen(descriptorFilePath.c_str(), "r");
if (!fp)
{
vtkErrorMacro("LoadTreatmentMachine: Failed to load treatment machine descriptor file '" << descriptorFilePath << "'");
return;
}
char buffer[4096];
rapidjson::FileReadStream fs(fp, buffer, sizeof(buffer));
if (this->Internal->CurrentTreatmentMachineDescription->ParseStream(fs).HasParseError())
{
vtkErrorMacro("LoadTreatmentMachine: Failed to load treatment machine descriptor file '" << descriptorFilePath << "'");
fclose(fp);
return;
}
fclose(fp);
// Create subject hierarchy folder so that the treatment machine can be shown/hidden easily
std::string subjectHierarchyFolderName = machineType + std::string("_Components");
vtkIdType rootFolderItem = shNode->CreateFolderItem(shNode->GetSceneItemID(), subjectHierarchyFolderName);
shNode->SetItemAttribute(rootFolderItem, TREATMENT_MACHINE_DESCRIPTOR_FILE_PATH_ATTRIBUTE_NAME, descriptorFilePath);
// Load treatment machine models
// Collimator - mandatory
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, Collimator);
// Gantry - mandatory
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, Gantry);
// Patient support - mandatory
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, PatientSupport);
// Table top - mandatory
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, TableTop);
// Linac body - optional
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, Body, true);
// Imaging panel left - optional
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, ImagingPanelLeft, true);
// Imaging panel right - optional
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, ImagingPanelRight, true);
// Flat panel - optional
this->Internal->EnsureTreatmentMachinePartModelNode(parameterNode, FlatPanel, true);
// Setup treatment machine model display and transforms
this->SetupTreatmentMachineModels(parameterNode);
}
//----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::SetupTreatmentMachineModels(vtkMRMLRoomsEyeViewNode* parameterNode)
{
vtkMRMLScene* scene = this->GetMRMLScene();
if (!scene)
{
vtkErrorMacro("SetupTreatmentMachineModels: Invalid scene");
return;
}
for (int partIdx=0; partIdx<LastPartType; ++partIdx)
{
std::string partType = this->GetTreatmentMachinePartTypeAsString((TreatmentMachinePartType)partIdx);
vtkMRMLModelNode* partModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, (TreatmentMachinePartType)partIdx);
if (!partModel)
{
switch (partIdx)
{
case Collimator: case Gantry: case PatientSupport: case TableTop:
vtkErrorMacro("SetupTreatmentMachineModels: Unable to access " << partType << " model");
}
continue;
}
// Set color
vtkVector3d partColor(this->GetColorForPartType(partType));
partModel->CreateDefaultDisplayNodes();
partModel->GetDisplayNode()->SetColor((double)partColor[0] / 255.0, (double)partColor[1] / 255.0, (double)partColor[2] / 255.0);
// Apply file to RAS transform matrix
vtkNew<vtkMatrix4x4> fileToRASTransformMatrix;
if (this->GetFileToRASTransformMatrixForPartType(partType, fileToRASTransformMatrix))
{
vtkNew<vtkTransform> fileToRASTransform;
fileToRASTransform->SetMatrix(fileToRASTransformMatrix);
vtkNew<vtkTransformPolyDataFilter> transformPolyDataFilter;
transformPolyDataFilter->SetInputConnection(partModel->GetPolyDataConnection());
transformPolyDataFilter->SetTransform(fileToRASTransform);
transformPolyDataFilter->Update();
vtkNew<vtkPolyData> partPolyDataRAS;
partPolyDataRAS->DeepCopy(transformPolyDataFilter->GetOutput());
partModel->SetAndObservePolyData(partPolyDataRAS);
}
else
{
vtkErrorMacro("SetupTreatmentMachineModels: Failed to set file to RAS matrix for treatment machine part " << partType);
}
// Setup transforms and collision detection
if (partIdx == Collimator)
{
vtkMRMLLinearTransformNode* collimatorToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::Collimator, vtkSlicerIECTransformLogic::Gantry);
partModel->SetAndObserveTransformNodeID(collimatorToGantryTransformNode->GetID());
this->CollimatorTableTopCollisionDetection->SetInputData(0, partModel->GetPolyData());
// Patient model is set when calculating collisions, as it can be changed dynamically
this->CollimatorPatientCollisionDetection->SetInputData(0, partModel->GetPolyData());
}
else if (partIdx == Gantry)
{
vtkMRMLLinearTransformNode* gantryToFixedReferenceTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::Gantry, vtkSlicerIECTransformLogic::FixedReference);
partModel->SetAndObserveTransformNodeID(gantryToFixedReferenceTransformNode->GetID());
this->GantryTableTopCollisionDetection->SetInputData(0, partModel->GetPolyData());
this->GantryPatientSupportCollisionDetection->SetInputData(0, partModel->GetPolyData());
// Patient model is set when calculating collisions, as it can be changed dynamically
this->GantryPatientCollisionDetection->SetInputData(0, partModel->GetPolyData());
}
else if (partIdx == PatientSupport)
{
vtkMRMLLinearTransformNode* patientSupportToPatientSupportRotationTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::PatientSupport, vtkSlicerIECTransformLogic::PatientSupportRotation);
partModel->SetAndObserveTransformNodeID(patientSupportToPatientSupportRotationTransformNode->GetID());
this->GantryPatientSupportCollisionDetection->SetInputData(1, partModel->GetPolyData());
}
else if (partIdx == TableTop)
{
vtkMRMLLinearTransformNode* tableTopToTableTopEccentricRotationTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::TableTop, vtkSlicerIECTransformLogic::TableTopEccentricRotation);
partModel->SetAndObserveTransformNodeID(tableTopToTableTopEccentricRotationTransformNode->GetID());
this->GantryTableTopCollisionDetection->SetInputData(1, partModel->GetPolyData());
this->CollimatorTableTopCollisionDetection->SetInputData(1, partModel->GetPolyData());
}
else if (partIdx == Body)
{
vtkMRMLLinearTransformNode* fixedReferenceToRasTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::FixedReference, vtkSlicerIECTransformLogic::RAS);
partModel->SetAndObserveTransformNodeID(fixedReferenceToRasTransformNode->GetID());
}
else if (partIdx == ImagingPanelLeft)
{
vtkMRMLLinearTransformNode* leftImagingPanelToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::LeftImagingPanel, vtkSlicerIECTransformLogic::Gantry);
partModel->SetAndObserveTransformNodeID(leftImagingPanelToGantryTransformNode->GetID());
}
else if (partIdx == ImagingPanelRight)
{
vtkMRMLLinearTransformNode* rightImagingPanelToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::RightImagingPanel, vtkSlicerIECTransformLogic::Gantry);
partModel->SetAndObserveTransformNodeID(rightImagingPanelToGantryTransformNode->GetID());
}
else if (partIdx == FlatPanel)
{
vtkMRMLLinearTransformNode* flatPanelToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::FlatPanel, vtkSlicerIECTransformLogic::Gantry);
partModel->SetAndObserveTransformNodeID(flatPanelToGantryTransformNode->GetID());
}
//TODO: ApplicatorHolder, ElectronApplicator?
}
//TODO: Whole patient (segmentation, CT) will need to be transformed when the table top is transformed
//vtkMRMLLinearTransformNode* patientModelTransforms = vtkMRMLLinearTransformNode::SafeDownCast(
// this->GetMRMLScene()->GetFirstNodeByName("TableTopEccentricRotationToPatientSupportTransform"));
//patientModel->SetAndObserveTransformNodeID(patientModelTransforms->GetID());
//TODO: Instead of this make the tableTop the fixed part in RAS
// Set identity transform for patient (parent transform is taken into account when getting poly data from segmentation)
vtkNew<vtkTransform> identityTransform;
identityTransform->Identity();
this->GantryPatientCollisionDetection->SetTransform(1, vtkLinearTransform::SafeDownCast(identityTransform));
this->CollimatorPatientCollisionDetection->SetTransform(1, vtkLinearTransform::SafeDownCast(identityTransform));
}
//----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::LoadBasicCollimatorMountedDevices()
{
if (!this->GetMRMLScene())
{
vtkErrorMacro("LoadBasicCollimatorMountedDevices: Invalid scene");
return;
}
//TODO:
//
// Create a JSON file for this just as if it would be a treatment machine and use the same functions as for those.
//
/*
std::string moduleShareDirectory = this->GetModuleShareDirectory();
std::string additionalDevicesDirectory = moduleShareDirectory + "/" + "AdditionalTreatmentModels";
// Create a models logic for convenient loading of components
vtkNew<vtkSlicerModelsLogic> modelsLogic;
modelsLogic->SetMRMLScene(this->GetMRMLScene());
// Create model hierarchy so that the treatment machine can be shown/hidden easily
vtkNew<vtkMRMLModelHierarchyNode> rootModelHierarchyNode;
this->GetMRMLScene()->AddNode(rootModelHierarchyNode);
rootModelHierarchyNode->SetName("Additional treatment machine devices");
vtkNew<vtkMRMLModelDisplayNode> rootModelHierarchyDisplayNode;
this->GetMRMLScene()->AddNode(rootModelHierarchyDisplayNode);
rootModelHierarchyNode->SetAndObserveDisplayNodeID( rootModelHierarchyDisplayNode->GetID() );
//
// Load basic additional device models
std::string applicatorHolderModelFilePath = additionalDevicesDirectory + "/" + APPLICATORHOLDER_MODEL_NAME + ".stl";
vtkMRMLModelNode* applicatorHolderModelNode = modelsLogic->AddModel(applicatorHolderModelFilePath.c_str());
vtkNew<vtkMRMLModelHierarchyNode> applicatorHolderModelHierarchyNode;
this->GetMRMLScene()->AddNode(applicatorHolderModelHierarchyNode);
applicatorHolderModelHierarchyNode->SetModelNodeID(applicatorHolderModelNode->GetID());
applicatorHolderModelHierarchyNode->SetParentNodeID(rootModelHierarchyNode->GetID());
applicatorHolderModelHierarchyNode->HideFromEditorsOn();
applicatorHolderModelHierarchyNode->SetSingletonTag("BasicCollimatorMountedDevices");
std::string electronApplicatorModelFilePath = additionalDevicesDirectory + "/" + ELECTRONAPPLICATOR_MODEL_NAME + ".stl";
vtkMRMLModelNode* electronApplicatorModelNode = modelsLogic->AddModel(electronApplicatorModelFilePath.c_str());
vtkNew<vtkMRMLModelHierarchyNode> electronApplicatorModelHierarchyNode;
this->GetMRMLScene()->AddNode(electronApplicatorModelHierarchyNode);
electronApplicatorModelHierarchyNode->SetModelNodeID(electronApplicatorModelNode->GetID());
electronApplicatorModelHierarchyNode->SetParentNodeID(rootModelHierarchyNode->GetID());
electronApplicatorModelHierarchyNode->HideFromEditorsOn();
electronApplicatorModelHierarchyNode->SetSingletonTag("BasicCollimatorMountedDevices");
// Setup basic additional device model display and transforms
this->SetupBasicCollimatorMountedDeviceModels();
*/
}
//----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::SetupBasicCollimatorMountedDeviceModels()
{
if (!this->GetMRMLScene())
{
vtkErrorMacro("SetupBasicCollimatorMountedDeviceModels: Invalid scene");
return;
}
//TODO:
/*
//TODO: Separate to a function and call it from LoadBasicCollimatorMountedDevices
vtkMRMLModelNode* applicatorHolderModel = vtkMRMLModelNode::SafeDownCast(
this->GetMRMLScene()->GetFirstNodeByName(APPLICATORHOLDER_MODEL_NAME));
if (!applicatorHolderModel)
{
vtkErrorMacro("SetupBasicCollimatorMountedDeviceModels: Unable to access applicator holder model");
return;
}
vtkMRMLLinearTransformNode* applicatorHolderModelTransformNode = vtkMRMLLinearTransformNode::SafeDownCast( //TODO:
this->GetMRMLScene()->GetFirstNodeByName(ADDITIONALCOLLIMATORMOUNTEDDEVICES_TO_COLLIMATOR_TRANSFORM_NODE_NAME));
applicatorHolderModel->SetAndObserveTransformNodeID(applicatorHolderModelTransformNode->GetID());
applicatorHolderModel->CreateDefaultDisplayNodes();
applicatorHolderModel->GetDisplayNode()->VisibilityOff();
vtkMRMLModelNode* electronApplicatorModel = vtkMRMLModelNode::SafeDownCast(
this->GetMRMLScene()->GetFirstNodeByName(ELECTRONAPPLICATOR_MODEL_NAME));
if (!electronApplicatorModel)
{
vtkErrorMacro("SetupBasicCollimatorMountedDeviceModels: Unable to access electron applicator model");
return;
}
vtkMRMLLinearTransformNode* electronApplicatorModelTransformNode = vtkMRMLLinearTransformNode::SafeDownCast( //TODO:
this->GetMRMLScene()->GetFirstNodeByName(ADDITIONALCOLLIMATORMOUNTEDDEVICES_TO_COLLIMATOR_TRANSFORM_NODE_NAME));
electronApplicatorModel->SetAndObserveTransformNodeID(electronApplicatorModelTransformNode->GetID());
electronApplicatorModel->CreateDefaultDisplayNodes();
electronApplicatorModel->GetDisplayNode()->VisibilityOff();
//TODO: Additional device collision detection is broken, because the transforms of the additional devices are not
// taken into account, so the appended model will contain randomly placed devices
//TODO: Add additional models to patient collision detection
//vtkSmartPointer<vtkAppendPolyData> additionalDeviceAppending = vtkSmartPointer<vtkAppendPolyData>::New();
//vtkPolyData* inputs[] = { applicatorHolderModel->GetPolyData(), electronApplicatorModel->GetPolyData() };
//vtkSmartPointer<vtkPolyData> output = vtkSmartPointer<vtkPolyData>::New();
//vtkSmartPointer<vtkMRMLModelNode> outputModel = vtkSmartPointer<vtkMRMLModelNode>::New();
//additionalDeviceAppending->ExecuteAppend(output, inputs, 2);
//this->GetMRMLScene()->AddNode(outputModel);
//outputModel->SetAndObservePolyData(output);
//this->AdditionalModelsTableTopCollisionDetection->SetInputData(0, outputModel->GetPolyData());
//this->AdditionalModelsTableTopCollisionDetection->SetInputData(1, tableTopModel->GetPolyData());
//this->AdditionalModelsTableTopCollisionDetection->SetMatrix(0, this->CollimatorToWorldTransformMatrix);
//this->AdditionalModelsTableTopCollisionDetection->SetMatrix(1, this->TableTopToWorldTransformMatrix);
//this->AdditionalModelsTableTopCollisionDetection->Update();
//this->AdditionalModelsPatientSupportCollisionDetection->SetInputData(0, outputModel->GetPolyData());
//this->AdditionalModelsPatientSupportCollisionDetection->SetInputData(1, patientSupportModel->GetPolyData());
//this->AdditionalModelsPatientSupportCollisionDetection->SetMatrix(0, this->CollimatorToWorldTransformMatrix);
//this->AdditionalModelsPatientSupportCollisionDetection->SetMatrix(1, this->TableTopToWorldTransformMatrix);
//this->AdditionalModelsPatientSupportCollisionDetection->Update();
*/
}
//-----------------------------------------------------------------------------
vtkMRMLModelNode* vtkSlicerRoomsEyeViewModuleLogic::UpdateTreatmentOrientationMarker(vtkMRMLRoomsEyeViewNode* parameterNode)
{
vtkMRMLScene* scene = this->GetMRMLScene();
if (!scene)
{
vtkErrorMacro("UpdateTreatmentOrientationMarker: Invalid scene");
return nullptr;
}
std::string machineType = this->Internal->GetTreatmentMachineFileNameWithoutExtension(parameterNode);
vtkNew<vtkAppendPolyData> appendFilter;
vtkMRMLModelNode* collimatorModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, Collimator);
vtkMRMLModelNode* gantryModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, Gantry);
vtkMRMLModelNode* patientSupportModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, PatientSupport);
vtkMRMLModelNode* tableTopModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, TableTop);
if ( !gantryModel || !gantryModel->GetPolyData() || !collimatorModel || !collimatorModel->GetPolyData()
|| !patientSupportModel || !patientSupportModel->GetPolyData() || !tableTopModel || !tableTopModel->GetPolyData() )
{
// Orientation marker cannot be assembled if poly data is missing from the mandatory model nodes.
vtkErrorMacro("UpdateTreatmentOrientationMarker: Failed to access at least one mandatory treatment machine part.");
return nullptr;
}
//
// Mandatory models
// Gantry
vtkNew<vtkPolyData> gantryModelPolyData;
gantryModelPolyData->DeepCopy(gantryModel->GetPolyData());
vtkMRMLLinearTransformNode* gantryToFixedReferenceTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::Gantry, vtkSlicerIECTransformLogic::FixedReference);
vtkNew<vtkTransformFilter> gantryTransformFilter;
gantryTransformFilter->SetInputData(gantryModelPolyData);
vtkNew<vtkGeneralTransform> gantryToFixedReferenceTransform;
gantryToFixedReferenceTransformNode->GetTransformFromWorld(gantryToFixedReferenceTransform);
gantryToFixedReferenceTransform->Inverse();
gantryTransformFilter->SetTransform(gantryToFixedReferenceTransform);
gantryTransformFilter->Update();
appendFilter->AddInputData(vtkPolyData::SafeDownCast(gantryTransformFilter->GetOutput()));
// Collimator
vtkNew<vtkPolyData> collimatorModelPolyData;
collimatorModelPolyData->DeepCopy(collimatorModel->GetPolyData());
vtkMRMLLinearTransformNode* collimatorToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::Collimator, vtkSlicerIECTransformLogic::Gantry);
vtkNew<vtkTransformFilter> collimatorTransformFilter;
collimatorTransformFilter->SetInputData(collimatorModelPolyData);
vtkNew<vtkGeneralTransform> collimatorToGantryTransform;
collimatorToGantryTransformNode->GetTransformFromWorld(collimatorToGantryTransform);
collimatorToGantryTransform->Inverse();
collimatorTransformFilter->SetTransform(collimatorToGantryTransform);
collimatorTransformFilter->Update();
appendFilter->AddInputData(vtkPolyData::SafeDownCast(collimatorTransformFilter->GetOutput()));
// Patient support
vtkNew<vtkPolyData> patientSupportModelPolyData;
patientSupportModelPolyData->DeepCopy(patientSupportModel->GetPolyData());
vtkMRMLLinearTransformNode* patientSupportToPatientSupportRotationTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::PatientSupport, vtkSlicerIECTransformLogic::PatientSupportRotation);
vtkNew<vtkTransformFilter> patientSupportTransformFilter;
patientSupportTransformFilter->SetInputData(patientSupportModelPolyData);
vtkNew<vtkGeneralTransform> patientSupportToPatientSupportRotationTransform;
patientSupportToPatientSupportRotationTransformNode->GetTransformFromWorld(patientSupportToPatientSupportRotationTransform);
patientSupportToPatientSupportRotationTransform->Inverse();
patientSupportTransformFilter->SetTransform(patientSupportToPatientSupportRotationTransform);
patientSupportTransformFilter->Update();
appendFilter->AddInputData(vtkPolyData::SafeDownCast(patientSupportTransformFilter->GetOutput()));
// Table top
vtkNew<vtkPolyData> tableTopModelPolyData;
tableTopModelPolyData->DeepCopy(tableTopModel->GetPolyData());
vtkMRMLLinearTransformNode* tableTopToTableTopEccentricRotationTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::TableTop, vtkSlicerIECTransformLogic::TableTopEccentricRotation);
vtkNew<vtkTransformFilter> tableTopTransformFilter;
tableTopTransformFilter->SetInputData(tableTopModelPolyData);
vtkNew<vtkGeneralTransform> tableTopModelTransform;
tableTopToTableTopEccentricRotationTransformNode->GetTransformFromWorld(tableTopModelTransform);
tableTopModelTransform->Inverse();
tableTopTransformFilter->SetTransform(tableTopModelTransform);
tableTopTransformFilter->Update();
appendFilter->AddInputData(vtkPolyData::SafeDownCast(tableTopTransformFilter->GetOutput()));
// Optional models
vtkMRMLModelNode* imagingPanelLeftModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, ImagingPanelLeft);
if (imagingPanelLeftModel)
{
vtkNew<vtkPolyData> leftImagingPanelModelPolyData;
leftImagingPanelModelPolyData->DeepCopy(imagingPanelLeftModel->GetPolyData());
vtkMRMLLinearTransformNode* leftImagingPanelToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::LeftImagingPanel, vtkSlicerIECTransformLogic::Gantry);
vtkNew<vtkTransformFilter> leftImagingPanelTransformFilter;
leftImagingPanelTransformFilter->SetInputData(leftImagingPanelModelPolyData);
vtkNew<vtkGeneralTransform> leftImagingPanelToGantryTransform;
leftImagingPanelToGantryTransformNode->GetTransformFromWorld(leftImagingPanelToGantryTransform);
leftImagingPanelToGantryTransform->Inverse();
leftImagingPanelTransformFilter->SetTransform(leftImagingPanelToGantryTransform);
leftImagingPanelTransformFilter->Update();
appendFilter->AddInputData(vtkPolyData::SafeDownCast(leftImagingPanelTransformFilter->GetOutput()));
}
vtkMRMLModelNode* imagingPanelRightModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, ImagingPanelRight);
if (imagingPanelRightModel)
{
vtkNew<vtkPolyData> rightImagingPanelModelPolyData;
rightImagingPanelModelPolyData->DeepCopy(imagingPanelRightModel->GetPolyData());
vtkMRMLLinearTransformNode* rightImagingPanelToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::RightImagingPanel, vtkSlicerIECTransformLogic::Gantry);
vtkNew<vtkTransformFilter> rightImagingPanelTransformFilter;
rightImagingPanelTransformFilter->SetInputData(rightImagingPanelModelPolyData);
vtkNew<vtkGeneralTransform> rightImagingPanelToGantryTransform;
rightImagingPanelToGantryTransformNode->GetTransformFromWorld(rightImagingPanelToGantryTransform);
rightImagingPanelToGantryTransform->Inverse();
rightImagingPanelTransformFilter->SetTransform(rightImagingPanelToGantryTransform);
rightImagingPanelTransformFilter->Update();
appendFilter->AddInputData(vtkPolyData::SafeDownCast(rightImagingPanelTransformFilter->GetOutput()));
}
vtkMRMLModelNode* flatPanelModel = this->Internal->GetTreatmentMachinePartModelNode(parameterNode, FlatPanel);
if (flatPanelModel)
{
vtkNew<vtkPolyData> flatPanelModelPolyData;
flatPanelModelPolyData->DeepCopy(flatPanelModel->GetPolyData());
vtkMRMLLinearTransformNode* flatPanelToGantryTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::FlatPanel, vtkSlicerIECTransformLogic::Gantry);
vtkNew<vtkTransformFilter> flatPanelTransformFilter;
flatPanelTransformFilter->SetInputData(flatPanelModelPolyData);
vtkNew<vtkGeneralTransform> flatPanelToGantryTransform;
flatPanelToGantryTransformNode->GetTransformFromWorld(flatPanelToGantryTransform);
flatPanelToGantryTransform->Inverse();
flatPanelTransformFilter->SetTransform(flatPanelToGantryTransform);
flatPanelTransformFilter->Update();
appendFilter->AddInputData(vtkPolyData::SafeDownCast(flatPanelTransformFilter->GetOutput()));
}
vtkNew<vtkPolyData> orientationMarkerPolyData;
appendFilter->Update();
orientationMarkerPolyData->DeepCopy(appendFilter->GetOutput());
// Get or create orientation marker model node
vtkSmartPointer<vtkMRMLModelNode> orientationMarkerModel =
vtkMRMLModelNode::SafeDownCast(this->GetMRMLScene()->GetFirstNodeByName(ORIENTATION_MARKER_MODEL_NODE_NAME));
if (!orientationMarkerModel)
{
orientationMarkerModel = vtkSmartPointer<vtkMRMLModelNode>::New();
orientationMarkerModel->SetName(ORIENTATION_MARKER_MODEL_NODE_NAME);
this->GetMRMLScene()->AddNode(orientationMarkerModel);
}
orientationMarkerModel->SetAndObservePolyData(orientationMarkerPolyData);
return orientationMarkerModel.GetPointer();
}
//----------------------------------------------------------------------------
bool vtkSlicerRoomsEyeViewModuleLogic::GetPatientBodyPolyData(vtkMRMLRoomsEyeViewNode* parameterNode, vtkPolyData* patientBodyPolyData)
{
if (!parameterNode)
{
vtkErrorMacro("GetPatientBodyPolyData: Invalid parameter set node");
return false;
}
if (!patientBodyPolyData)
{
vtkErrorMacro("GetPatientBodyPolyData: Invalid output poly data");
return false;
}
// Get patient body segmentation
vtkMRMLSegmentationNode* segmentationNode = parameterNode->GetPatientBodySegmentationNode();
if (!segmentationNode || !parameterNode->GetPatientBodySegmentID())
{
return false;
}
// Get closed surface representation for patient body
return vtkSlicerSegmentationsModuleLogic::GetSegmentRepresentation(
segmentationNode, parameterNode->GetPatientBodySegmentID(),
vtkSegmentationConverter::GetSegmentationClosedSurfaceRepresentationName(),
patientBodyPolyData );
}
//----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::UpdateFixedReferenceToRASTransform(vtkMRMLRoomsEyeViewNode* parameterNode)
{
if (!parameterNode)
{
vtkErrorMacro("UpdateFixedReferenceToRASTransform: Invalid parameter set node");
return;
}
vtkMRMLLinearTransformNode* fixedReferenceToRasTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::FixedReference, vtkSlicerIECTransformLogic::RAS);
vtkMRMLLinearTransformNode* patientSupportRotationToFixedReferenceTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::PatientSupportRotation, vtkSlicerIECTransformLogic::FixedReference);
vtkMRMLLinearTransformNode* tableTopToTableTopEccentricRotationTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::TableTop, vtkSlicerIECTransformLogic::TableTopEccentricRotation);
vtkNew<vtkTransform> fixedReferenceToRASTransform;
fixedReferenceToRASTransform->Concatenate(vtkTransform::SafeDownCast(tableTopToTableTopEccentricRotationTransformNode->GetTransformFromParent()));
fixedReferenceToRASTransform->Concatenate(vtkTransform::SafeDownCast(patientSupportRotationToFixedReferenceTransformNode->GetTransformFromParent()));
fixedReferenceToRasTransformNode->SetAndObserveTransformToParent(fixedReferenceToRASTransform);
}
//----------------------------------------------------------------------------
void vtkSlicerRoomsEyeViewModuleLogic::UpdateGantryToFixedReferenceTransform(vtkMRMLRoomsEyeViewNode* parameterNode)
{
if (!parameterNode)
{
vtkErrorMacro("UpdateGantryToFixedReferenceTransform: Invalid parameter set node");
return;
}
vtkMRMLLinearTransformNode* gantryToFixedReferenceTransformNode =
this->IECLogic->GetTransformNodeBetween(vtkSlicerIECTransformLogic::Gantry, vtkSlicerIECTransformLogic::FixedReference);
vtkNew<vtkTransform> gantryToFixedReferenceTransform;
gantryToFixedReferenceTransform->RotateY(parameterNode->GetGantryRotationAngle());
gantryToFixedReferenceTransformNode->SetAndObserveTransformToParent(gantryToFixedReferenceTransform);