tigervnc/vncviewer/PlatformPixelBuffer.cxx

/* Copyright 2011-2014 Pierre Ossman for Cendio AB
 * 
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This software 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this software; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
 * USA.
 */

#include "PlatformPixelBuffer.h"

PlatformPixelBuffer::PlatformPixelBuffer(const rfb::PixelFormat& pf,
                                         int width, int height,
                                         rdr::U8* data, int stride) :
  FullFramePixelBuffer(pf, width, height, data, stride)
{
}

void PlatformPixelBuffer::commitBufferRW(const rfb::Rect& r)
{
  FullFramePixelBuffer::commitBufferRW(r);
  mutex.lock();
  damage.assign_union(rfb::Region(r));
  mutex.unlock();
}

rfb::Rect PlatformPixelBuffer::getDamage(void)
{
  rfb::Rect r;

  mutex.lock();
  r = damage.get_bounding_rect();
  damage.clear();
  mutex.unlock();

  return r;
}