pbuffGlift.cpp

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//////////////////////////////////////////////////////////////////////////////
// 10/02/02     Aaron Lefohn    Scientific Computing and Imaging Institute      
// School of Computing                  University of Utah
//
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Lesser General Public
//  License as published by the Free Software Foundation; either
//  version 2.1 of the License, or (at your option) any later version.
//
//  This library is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with this library; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
/////////////////////////////////////////////////////////////////////////////////

#include <state/pbuffGlift.h>

using namespace glift;

PBuffGlift::PBuffGlift( PBuffer* pbuffer )
: m_pbuff( pbuffer ),
m_initCB( NULL ),
m_deletePBuff(false)
{}

PBuffGlift::PBuffGlift( int xDim, int yDim, uint mode, PBuffRenCTX renderCTX )
: m_pbuff( new PBuffer(xDim, yDim, mode, renderCTX) ),
m_initCB( NULL ),
m_deletePBuff(true)
{}

PBuffGlift::PBuffGlift( int xDim, int yDim, uint mode, VoidFuncPtr initCB, PBuffRenCTX renderCTX )
: m_pbuff( new PBuffer(xDim, yDim, mode, renderCTX) ) ,
m_initCB( new Command0(initCB) ),
m_deletePBuff(true)
{
   init();
}

PBuffGlift::PBuffGlift( int xDim, int yDim, uint mode, Command* initCB, PBuffRenCTX renderCTX )
: m_pbuff( new PBuffer(xDim, yDim, mode, renderCTX) ) ,
m_initCB( initCB ),
m_deletePBuff(true)
{
   init();
}

PBuffGlift::~PBuffGlift()
{
   if( m_deletePBuff ) {
      delete m_pbuff;
   }
   delete m_initCB;
}

// Initialize RenCTX via 'm_initCB'
void PBuffGlift::init()
{
   if( m_initCB ) {
      m_pbuff->enable(true);
      m_initCB->execute();
      m_pbuff->disable();
   }
}

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