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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#include "vtkProgrammableAttributeDataFilter.h"
#include "vtkCellData.h"
#include "vtkDataSetCollection.h"
#include "vtkGarbageCollector.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkObjectFactory.h"
#include "vtkPointData.h"
VTK_ABI_NAMESPACE_BEGIN
vtkStandardNewMacro(vtkProgrammableAttributeDataFilter);
vtkProgrammableAttributeDataFilter::vtkProgrammableAttributeDataFilter()
{
this->ExecuteMethod = nullptr;
this->ExecuteMethodArg = nullptr;
this->ExecuteMethodArgDelete = nullptr;
this->InputList = vtkDataSetCollection::New();
}
vtkProgrammableAttributeDataFilter::~vtkProgrammableAttributeDataFilter()
{
// delete the current arg if there is one and a delete meth
if ((this->ExecuteMethodArg) && (this->ExecuteMethodArgDelete))
{
(*this->ExecuteMethodArgDelete)(this->ExecuteMethodArg);
}
if (this->InputList)
{
this->InputList->Delete();
this->InputList = nullptr;
}
}
// Add a dataset to the list of data to process.
void vtkProgrammableAttributeDataFilter::AddInput(vtkDataSet* ds)
{
if (this->InputList->IndexOfFirstOccurence(ds) < 0)
{
this->Modified();
this->InputList->AddItem(ds);
}
}
// Remove a dataset from the list of data to process.
void vtkProgrammableAttributeDataFilter::RemoveInput(vtkDataSet* ds)
{
if (this->InputList->IndexOfFirstOccurence(ds) >= 0)
{
this->Modified();
this->InputList->RemoveItem(ds);
}
}
// Specify the function to use to operate on the point attribute data. Note
// that the function takes a single (void *) argument.
void vtkProgrammableAttributeDataFilter::SetExecuteMethod(void (*f)(void*), void* arg)
{
if (f != this->ExecuteMethod || arg != this->ExecuteMethodArg)
{
// delete the current arg if there is one and a delete meth
if ((this->ExecuteMethodArg) && (this->ExecuteMethodArgDelete))
{
(*this->ExecuteMethodArgDelete)(this->ExecuteMethodArg);
}
this->ExecuteMethod = f;
this->ExecuteMethodArg = arg;
this->Modified();
}
}
// Set the arg delete method. This is used to free user memory.
void vtkProgrammableAttributeDataFilter::SetExecuteMethodArgDelete(void (*f)(void*))
{
if (f != this->ExecuteMethodArgDelete)
{
this->ExecuteMethodArgDelete = f;
this->Modified();
}
}
int vtkProgrammableAttributeDataFilter::RequestData(vtkInformation* vtkNotUsed(request),
vtkInformationVector** inputVector, vtkInformationVector* outputVector)
{
// get the info objects
vtkInformation* inInfo = inputVector[0]->GetInformationObject(0);
vtkInformation* outInfo = outputVector->GetInformationObject(0);
// get the input and output
vtkDataSet* input = vtkDataSet::SafeDownCast(inInfo->Get(vtkDataObject::DATA_OBJECT()));
vtkDataSet* output = vtkDataSet::SafeDownCast(outInfo->Get(vtkDataObject::DATA_OBJECT()));
vtkDebugMacro(<< "Executing programmable point data filter");
// First, copy the input to the output as a starting point
output->CopyStructure(input);
// Output data is the same as input data by default.
output->GetCellData()->PassData(input->GetCellData());
output->GetPointData()->PassData(input->GetPointData());
// Now invoke the procedure, if specified.
if (this->ExecuteMethod != nullptr)
{
(*this->ExecuteMethod)(this->ExecuteMethodArg);
}
return 1;
}
void vtkProgrammableAttributeDataFilter::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "Input DataSets:\n";
this->InputList->PrintSelf(os, indent.GetNextIndent());
if (this->ExecuteMethod)
{
os << indent << "An ExecuteMethod has been defined\n";
}
else
{
os << indent << "An ExecuteMethod has NOT been defined\n";
}
}
//------------------------------------------------------------------------------
void vtkProgrammableAttributeDataFilter ::ReportReferences(vtkGarbageCollector* collector)
{
this->Superclass::ReportReferences(collector);
vtkGarbageCollectorReport(collector, this->InputList, "InputList");
}
VTK_ABI_NAMESPACE_END
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