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/*=========================================================================
Program: Visualization Toolkit
Module: vtkCollectTable.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
/*----------------------------------------------------------------------------
Copyright (c) Sandia Corporation
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
#include "vtkCollectTable.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkMultiProcessController.h"
#include "vtkObjectFactory.h"
#include "vtkTable.h"
#include "vtkSocketController.h"
#include "vtkStreamingDemandDrivenPipeline.h"
#include "vtkVariant.h"
vtkStandardNewMacro(vtkCollectTable);
vtkCxxSetObjectMacro(vtkCollectTable,Controller, vtkMultiProcessController);
vtkCxxSetObjectMacro(vtkCollectTable,SocketController, vtkSocketController);
//----------------------------------------------------------------------------
vtkCollectTable::vtkCollectTable()
{
this->PassThrough = 0;
this->SocketController = NULL;
// Controller keeps a reference to this object as well.
this->Controller = NULL;
this->SetController(vtkMultiProcessController::GetGlobalController());
}
//----------------------------------------------------------------------------
vtkCollectTable::~vtkCollectTable()
{
this->SetController(0);
this->SetSocketController(0);
}
//--------------------------------------------------------------------------
int vtkCollectTable::RequestUpdateExtent(
vtkInformation *vtkNotUsed(request),
vtkInformationVector **inputVector,
vtkInformationVector *outputVector)
{
// get the info objects
vtkInformation *inInfo = inputVector[0]->GetInformationObject(0);
vtkInformation *outInfo = outputVector->GetInformationObject(0);
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_PIECE_NUMBER(),
outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_PIECE_NUMBER()));
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_PIECES(),
outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_PIECES()));
inInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS(),
outInfo->Get(vtkStreamingDemandDrivenPipeline::UPDATE_NUMBER_OF_GHOST_LEVELS()));
return 1;
}
//----------------------------------------------------------------------------
int vtkCollectTable::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
vtkTable *input = vtkTable::SafeDownCast(
inInfo->Get(vtkDataObject::DATA_OBJECT()));
vtkTable *output = vtkTable::SafeDownCast(
outInfo->Get(vtkDataObject::DATA_OBJECT()));
int numProcs, myId;
int idx;
if (this->Controller == NULL && this->SocketController == NULL)
{ // Running as a single process.
output->ShallowCopy(input);
return 1;
}
if (this->Controller == NULL && this->SocketController != NULL)
{ // This is a client. We assume no data on client for input.
if ( ! this->PassThrough)
{
vtkTable* table = NULL;;
table = vtkTable::New();
this->SocketController->Receive(table, 1, 121767);
output->ShallowCopy(table);
table->Delete();
table = NULL;
return 1;
}
// If not collected, output will be empty from initialization.
return 0;
}
myId = this->Controller->GetLocalProcessId();
numProcs = this->Controller->GetNumberOfProcesses();
if (this->PassThrough)
{
// Just copy and return (no collection).
output->ShallowCopy(input);
return 1;
}
// Collect.
if (myId == 0)
{
vtkTable* wholeTable = vtkTable::New();
wholeTable->ShallowCopy(input);
for (idx = 1; idx < numProcs; ++idx)
{
vtkTable* curTable = vtkTable::New();
this->Controller->Receive(curTable, idx, 121767);
vtkIdType numRows = curTable->GetNumberOfRows();
vtkIdType numCols = curTable->GetNumberOfColumns();
for (vtkIdType i = 0; i < numRows; i++)
{
vtkIdType curRow = wholeTable->InsertNextBlankRow();
for (vtkIdType j = 0; j < numCols; j++)
{
wholeTable->SetValue(curRow, j, curTable->GetValue(i, j));
}
}
curTable->Delete();
}
if (this->SocketController)
{ // Send collected data onto client.
this->SocketController->Send(wholeTable, 1, 121767);
// output will be empty.
}
else
{ // No client. Keep the output here.
output->ShallowCopy(wholeTable);
}
}
else
{
this->Controller->Send(input, 0, 121767);
}
return 1;
}
//----------------------------------------------------------------------------
void vtkCollectTable::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "PassThough: " << this->PassThrough << endl;
os << indent << "Controller: (" << this->Controller << ")\n";
os << indent << "SocketController: (" << this->SocketController << ")\n";
}
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