Cloned library of VTK-5.0.0 with extra build files for internal package management.
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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkDuplicatePolyData.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 "vtkDuplicatePolyData.h"
#include "vtkAppendPolyData.h"
#include "vtkCellData.h"
#include "vtkInformation.h"
#include "vtkInformationVector.h"
#include "vtkMultiProcessController.h"
#include "vtkObjectFactory.h"
#include "vtkPointData.h"
#include "vtkPolyData.h"
#include "vtkSocketController.h"
#include "vtkStreamingDemandDrivenPipeline.h"
vtkCxxRevisionMacro(vtkDuplicatePolyData, "$Revision: 1.4 $");
vtkStandardNewMacro(vtkDuplicatePolyData);
vtkCxxSetObjectMacro(vtkDuplicatePolyData,Controller, vtkMultiProcessController);
vtkCxxSetObjectMacro(vtkDuplicatePolyData,SocketController, vtkSocketController);
//----------------------------------------------------------------------------
vtkDuplicatePolyData::vtkDuplicatePolyData()
{
// Controller keeps a reference to this object as well.
this->Controller = NULL;
this->SetController(vtkMultiProcessController::GetGlobalController());
this->Synchronous = 1;
this->Schedule = NULL;
this->ScheduleLength = 0;
this->NumberOfProcesses = 0;
this->SocketController = NULL;
this->ClientFlag = 0;
this->MemorySize = 0;
}
//----------------------------------------------------------------------------
vtkDuplicatePolyData::~vtkDuplicatePolyData()
{
this->SetController(0);
// Free the schedule memory.
this->InitializeSchedule(0);
}
#define vtkDPDPow2(j) (1 << (j))
static inline int vtkDPDLog2(int j, int& exact)
{
int counter=0;
exact = 1;
while(j)
{
if ( ( j & 1 ) && (j >> 1) )
{
exact = 0;
}
j = j >> 1;
counter++;
}
return counter-1;
}
//----------------------------------------------------------------------------
void vtkDuplicatePolyData::InitializeSchedule(int numProcs)
{
int i, j, k, exact;
int *procFlags = NULL;
if (this->NumberOfProcesses == numProcs)
{
return;
}
// Free old schedule.
for (i = 0; i < this->NumberOfProcesses; ++i)
{
delete [] this->Schedule[i];
this->Schedule[i] = NULL;
}
if (this->Schedule)
{
delete [] this->Schedule;
this->Schedule = NULL;
}
this->NumberOfProcesses = numProcs;
if (numProcs == 0)
{
return;
}
i = vtkDPDLog2(numProcs, exact);
if (!exact)
{
++i;
}
this->ScheduleLength = vtkDPDPow2(i) - 1;
this->Schedule = new int*[numProcs];
for (i = 0; i < numProcs; ++i)
{
this->Schedule[i] = new int[this->ScheduleLength];
for (j = 0; j < this->ScheduleLength; ++j)
{
this->Schedule[i][j] = -1;
}
}
// Temporary array to record which processes have been used.
procFlags = new int[numProcs];
for (j = 0; j < this->ScheduleLength; ++j)
{
for (i = 0; i < numProcs; ++i)
{
if (this->Schedule[i][j] == -1)
{
// Try to find a available process that we have not paired with yet.
for (k = 0; k < numProcs; ++k)
{
procFlags[k] = 0;
}
// Eliminate this process as a candidate.
procFlags[i] = 1;
// Eliminate procs already communicating durring this cycle.
for (k = 0; k < numProcs; ++k)
{
if (this->Schedule[k][j] != -1)
{
procFlags[this->Schedule[k][j]] = 1;
}
}
// Eliminate proces we have already paired with.
for (k = 0; k < j; ++k)
{
if (this->Schedule[i][k] != -1)
{
procFlags[this->Schedule[i][k]] = 1;
}
}
// Look for the first appropriate process.
for (k = 0; k < numProcs; ++k)
{
if (procFlags[k] == 0)
{
// Set the pair in the schedule for communication.
this->Schedule[i][j] = k;
this->Schedule[k][j] = i;
// Break the loop.
k = numProcs;
}
}
}
}
}
delete [] procFlags;
procFlags = NULL;
}
//----------------------------------------------------------------------------
int vtkDuplicatePolyData::RequestInformation(
vtkInformation *vtkNotUsed(request),
vtkInformationVector **vtkNotUsed(inputVector),
vtkInformationVector *outputVector)
{
// get the info object
vtkInformation *outInfo = outputVector->GetInformationObject(0);
outInfo->Set(vtkStreamingDemandDrivenPipeline::MAXIMUM_NUMBER_OF_PIECES(),
-1);
return 1;
}
//--------------------------------------------------------------------------
int vtkDuplicatePolyData::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 vtkDuplicatePolyData::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 ouptut
vtkPolyData *input = vtkPolyData::SafeDownCast(
inInfo->Get(vtkDataObject::DATA_OBJECT()));
vtkPolyData *output = vtkPolyData::SafeDownCast(
outInfo->Get(vtkDataObject::DATA_OBJECT()));
int myId, partner;
int idx;
if (this->SocketController && this->ClientFlag)
{
this->ClientExecute(output);
return 1;
}
if (this->Controller == NULL)
{
output->CopyStructure(input);
output->GetPointData()->PassData(input->GetPointData());
output->GetCellData()->PassData(input->GetCellData());
if (this->SocketController && ! this->ClientFlag)
{
this->SocketController->Send(output, 1, 18732);
}
return 1;
}
myId = this->Controller->GetLocalProcessId();
// Collect.
vtkPolyData *pd = NULL;;
vtkAppendPolyData *append = vtkAppendPolyData::New();
// First append the input from this process.
pd = vtkPolyData::New();
pd->CopyStructure(input);
pd->GetPointData()->PassData(input->GetPointData());
pd->GetCellData()->PassData(input->GetCellData());
append->AddInput(pd);
pd->Delete();
for (idx = 0; idx < this->ScheduleLength; ++idx)
{
partner = this->Schedule[myId][idx];
if (partner >= 0)
{
// Matching the order may not be necessary and may slow things down,
// but it is a reasonable precaution.
if (partner > myId || ! this->Synchronous)
{
this->Controller->Send(input, partner, 131767);
pd = vtkPolyData::New();
this->Controller->Receive(pd, partner, 131767);
append->AddInput(pd);
pd->Delete();
pd = NULL;
}
else
{
pd = vtkPolyData::New();
this->Controller->Receive(pd, partner, 131767);
append->AddInput(pd);
pd->Delete();
pd = NULL;
this->Controller->Send(input, partner, 131767);
}
}
}
append->Update();
input = append->GetOutput();
// Copy to output.
output->CopyStructure(input);
output->GetPointData()->PassData(input->GetPointData());
output->GetCellData()->PassData(input->GetCellData());
append->Delete();
append = NULL;
if (this->SocketController && ! this->ClientFlag)
{
this->SocketController->Send(output, 1, 18732);
}
this->MemorySize = output->GetActualMemorySize();
return 1;
}
//----------------------------------------------------------------------------
void vtkDuplicatePolyData::ClientExecute(vtkPolyData *output)
{
vtkPolyData *tmp = vtkPolyData::New();
// No data is on the client, so we just have to get the data
// from node 0 of the server.
this->SocketController->Receive(tmp, 1, 18732);
output->CopyStructure(tmp);
output->GetPointData()->PassData(tmp->GetPointData());
output->GetCellData()->PassData(tmp->GetCellData());
}
//----------------------------------------------------------------------------
void vtkDuplicatePolyData::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
int i, j;
os << indent << "Controller: (" << this->Controller << ")\n";
if (this->SocketController)
{
os << indent << "SocketController: (" << this->SocketController << ")\n";
os << indent << "ClientFlag: " << this->ClientFlag << endl;
}
os << indent << "Synchronous: " << this->Synchronous << endl;
os << indent << "Schedule:\n";
indent = indent.GetNextIndent();
for (i = 0; i < this->NumberOfProcesses; ++i)
{
os << indent << i << ": ";
if (this->Schedule[i][0] >= 0)
{
os << this->Schedule[i][0];
}
else
{
os << "X";
}
for (j = 1; j < this->ScheduleLength; ++j)
{
os << ", ";
if (this->Schedule[i][j] >= 0)
{
os << this->Schedule[i][j];
}
else
{
os << "X";
}
}
os << endl;
}
os << indent << "MemorySize: " << this->MemorySize << endl;
}