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/*=========================================================================
Program: Visualization Toolkit
Module: vtkGPUInfoList.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.
=========================================================================*/
#include "vtkGPUInfoList.h"
#include <cassert>
#include "vtkGPUInfo.h"
#include "vtkGraphicsFactory.h"
#include <vector>
#include "vtkGPUInfoListArray.h"
// ----------------------------------------------------------------------------
vtkGPUInfoList *vtkGPUInfoList::New()
{
vtkObject *ret=vtkGraphicsFactory::CreateInstance("vtkGPUInfoList");
return static_cast<vtkGPUInfoList *>(ret);
}
// ----------------------------------------------------------------------------
// Description:
// Tells if the operating system has been probed. Initial value is false.
bool vtkGPUInfoList::IsProbed()
{
return this->Probed;
}
// ----------------------------------------------------------------------------
// Description:
// Return the number of GPUs.
// \pre probed: IsProbed()
int vtkGPUInfoList::GetNumberOfGPUs()
{
if ( !this->IsProbed() )
{
vtkErrorMacro("You must first call the Probe method");
return 0;
}
return static_cast<int>(this->Array->v.size());
}
// ----------------------------------------------------------------------------
// Description:
// Return information about GPU i.
// \pre probed: IsProbed()
// \pre valid_index: i>=0 && i<GetNumberOfGPUs()
// \post result_exists: result!=0
vtkGPUInfo *vtkGPUInfoList::GetGPUInfo(int i)
{
assert("pre: probed" && this->IsProbed());
assert("pre: valid_index" && i>=0 && i<this->GetNumberOfGPUs());
vtkGPUInfo *result=this->Array->v[static_cast<size_t>(i)];
assert("post: result_exists" && result!=0);
return result;
}
// ----------------------------------------------------------------------------
// Description:
// Default constructor. Set Probed to false. Set Array to NULL.
vtkGPUInfoList::vtkGPUInfoList()
{
this->Probed=false;
this->Array=0;
}
// ----------------------------------------------------------------------------
vtkGPUInfoList::~vtkGPUInfoList()
{
if(this->Array!=0)
{
size_t c=this->Array->v.size();
size_t i=0;
while(i<c)
{
this->Array->v[i]->Delete();
++i;
}
delete this->Array;
}
}
// ----------------------------------------------------------------------------
void vtkGPUInfoList::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "IsProbed: " << this->Probed << endl;
if(this->Probed)
{
int c=this->GetNumberOfGPUs();
os << indent << "Number of GPUs: " << c << endl;
int i=0;
while(i<c)
{
os << indent << " GPU " << i;
this->GetGPUInfo(i)->PrintSelf(os,indent);
++i;
}
}
}
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