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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkPExtractArraysOverTime.cxx,v $
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.
=========================================================================*/
#include "vtkPExtractArraysOverTime.h"
#include "vtkInformationVector.h"
#include "vtkMultiProcessController.h"
#include "vtkObjectFactory.h"
#include "vtkPointData.h"
#include "vtkRectilinearGrid.h"
#include "vtkUnsignedCharArray.h"
vtkCxxRevisionMacro(vtkPExtractArraysOverTime, "$Revision: 1.7 $");
vtkStandardNewMacro(vtkPExtractArraysOverTime);
vtkCxxSetObjectMacro(vtkPExtractArraysOverTime, Controller, vtkMultiProcessController);
//----------------------------------------------------------------------------
vtkPExtractArraysOverTime::vtkPExtractArraysOverTime()
{
this->Controller = 0;
this->SetController(vtkMultiProcessController::GetGlobalController());
}
//----------------------------------------------------------------------------
vtkPExtractArraysOverTime::~vtkPExtractArraysOverTime()
{
this->SetController(0);
}
//----------------------------------------------------------------------------
void vtkPExtractArraysOverTime::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "Controller: " << this->Controller << endl;
}
//----------------------------------------------------------------------------
void vtkPExtractArraysOverTime::PostExecute(
vtkInformation* request,
vtkInformationVector** inputVector,
vtkInformationVector* outputVector)
{
vtkInformation* outInfo = outputVector->GetInformationObject(0);
vtkRectilinearGrid *output = vtkRectilinearGrid::GetData(outInfo);
int procid = 0;
int numProcs = 1;
if ( this->Controller )
{
procid = this->Controller->GetLocalProcessId();
numProcs = this->Controller->GetNumberOfProcesses();
}
if (numProcs > 1)
{
if (procid == 0)
{
for (int i = 1; i < numProcs; i++)
{
vtkRectilinearGrid* remoteOutput = vtkRectilinearGrid::New();
this->Controller->Receive(remoteOutput, i, EXCHANGE_DATA);
this->AddRemoteData(remoteOutput, output);
remoteOutput->Delete();
}
// Zero out invalid time steps and report error if necessary.
bool error = false;
vtkUnsignedCharArray* validPts = vtkUnsignedCharArray::SafeDownCast(
output->GetPointData()->GetArray("vtkValidPointMask"));
if (validPts)
{
int* dims = output->GetDimensions();
for (int i=0; i<dims[0]; i++)
{
if (!validPts->GetValue(i))
{
error = true;
vtkDataSetAttributes* outPointData = output->GetPointData();
int numArrays = outPointData->GetNumberOfArrays();
for (int aidx=0; aidx<numArrays; aidx++)
{
vtkDataArray* array = outPointData->GetArray(aidx);
// If array is not null and it is not the time array
if (array &&
(!array->GetName() ||
strncmp(array->GetName(), "Time", 4) != 0))
{
int numComps = array->GetNumberOfComponents();
if (numComps > 0)
{
// This should also initialize to 0
double* val = new double[numComps];
array->SetTuple(i, val);
delete[] val;
}
}
}
}
}
}
if (error)
{
//this is not necessarily an error
//when the probe misses invalid and zeroing is correct
//vtkErrorMacro("One or more selected items could not be found. "
// "Array values for those items are set to 0");
}
}
else
{
this->Controller->Send(output, 0, EXCHANGE_DATA);
}
}
this->Superclass::PostExecute(request, inputVector, outputVector);
}
//----------------------------------------------------------------------------
void vtkPExtractArraysOverTime::AddRemoteData(vtkRectilinearGrid* routput,
vtkRectilinearGrid* output)
{
int* rDims = routput->GetDimensions();
int* dims = output->GetDimensions();
if (dims[0] != rDims[0])
{
vtkWarningMacro("Tried to add remote dataset of different length. "
"Skipping");
return;
}
vtkUnsignedCharArray* rValidPts = vtkUnsignedCharArray::SafeDownCast(
routput->GetPointData()->GetArray("vtkValidPointMask"));
// Copy the valid values
if (rValidPts)
{
for (int i=0; i<dims[0]; i++)
{
if (rValidPts->GetValue(i))
{
vtkDataSetAttributes* outPointData = output->GetPointData();
vtkDataSetAttributes* remotePointData = routput->GetPointData();
// Copy arrays from remote to current
int numRArrays = remotePointData->GetNumberOfArrays();
for (int aidx=0; aidx<numRArrays; aidx++)
{
const char* name = 0;
vtkAbstractArray* raa = remotePointData->GetAbstractArray(aidx);
if (raa)
{
name = raa->GetName();
}
if (name)
{
vtkAbstractArray* aa = outPointData->GetAbstractArray(name);
// Create the output array if necessary
if (!aa)
{
aa = raa->NewInstance();
aa->DeepCopy(raa);
aa->SetName(name);
outPointData->AddArray(aa);
aa->UnRegister(0);
}
if (raa->GetNumberOfTuples() > i)
{
aa->InsertTuple(i, i, raa);
}
else
{
//cerr << (raa->GetName()?raa->GetName():"NONAME") <<" has only " << raa->GetNumberOfTuples() << " and looking for value at " << i << endl;
}
}
}
}
}
}
}
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