Debug.cpp

/**
 * @file   Debug.h
 * @author Dan R. Lipsa
 *
 * Stream for printing  debug messages. All debug messages  have to go
 * to cdbg.  It works with both MS Visual C++ and with GCC
 */

#include "Debug.h"

#ifdef _MSC_VER

DebugStream cdbg;

#else //_MSC_VER

ostream& cdbg = cerr;

#endif //_MSC_VER


MeasureTime::MeasureTime ()
{
    StartInterval ();
}

void MeasureTime::StartInterval ()
{
    m_start = clock ();
}

void MeasureTime::EndInterval (const char* intervalName)
{
    clock_t end = clock ();
    cdbg << intervalName << ": " 
	 << (end - m_start) * 1000.0 / CLOCKS_PER_SEC << " ms" << endl;
    m_start = end;
}

void MeasureTimeVtk::Execute (
    vtkObject *caller, unsigned long eventId, void *callData)
{
    (void)callData;
    if (eventId == vtkCommand::StartEvent)
    {
	m_measure.StartInterval ();
    }
    else if (eventId == vtkCommand::EndEvent)
    {
	m_measure.EndInterval (caller->GetClassName ());
    }
}

void MeasureTimeVtk::Measure (vtkObject* caller)
{
    caller->AddObserver (vtkCommand::StartEvent, this);
    caller->AddObserver (vtkCommand::EndEvent, this);
}