Line data    Source code

       1             : /* Copyright (c) 2013, Julio Delgado Mangas <julio.delgadomangas@epfl.ch>
       2             :  *
       3             :  * This library is free software; you can redistribute it and/or modify it under
       4             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       5             :  * by the Free Software Foundation.
       6             :  *
       7             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       8             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
       9             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      10             :  * details.
      11             :  *
      12             :  * You should have received a copy of the GNU Lesser General Public License
      13             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      14             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      15             :  */
      16             : 
      17             : #include "fileFrameWriter.h"
      18             : 
      19             : #include <eq/client/channel.h>
      20             : #include <eq/client/image.h>
      21             : #include <eq/client/gl.h>
      22             : #include <eq/client/pipe.h>
      23             : 
      24             : #include <lunchbox/log.h>
      25             : 
      26             : #include <sstream>
      27             : 
      28             : namespace
      29             : {
      30           1 : std::string _buildFileName( const eq::Channel* channel )
      31             : {
      32           1 :     std::stringstream name;
      33           2 :     name << channel->getSAttribute( eq::Channel::SATTR_DUMP_IMAGE )
      34           2 :          << channel->getPipe()->getCurrentFrame() << ".rgb";
      35           1 :     return name.str();
      36             : }
      37             : }
      38             : 
      39             : namespace eq
      40             : {
      41             : namespace detail
      42             : {
      43         825 : FileFrameWriter::FileFrameWriter()
      44             : {
      45         825 :     _image.setAlphaUsage( true );
      46         825 :     _image.setQuality( eq::Frame::BUFFER_COLOR, 1.0f );
      47         825 :     _image.setStorageType( eq::Frame::TYPE_MEMORY );
      48         825 :     _image.setInternalFormat( eq::Frame::BUFFER_COLOR, GL_RGBA );
      49         825 : }
      50             : 
      51           1 : void FileFrameWriter::write( eq::Channel* channel )
      52             : {
      53           1 :     if( _image.startReadback( eq::Frame::BUFFER_COLOR,
      54           1 :                               channel->getPixelViewport(),
      55           2 :                               channel->getZoom(), channel->getObjectManager( )))
      56             :     {
      57           1 :         _image.finishReadback( channel->glewGetContext( ));
      58             :     }
      59             : 
      60           1 :     const std::string& fileName = _buildFileName( channel );
      61           1 :     if( !_image.writeImage( fileName, eq::Frame::BUFFER_COLOR ))
      62           0 :         LBWARN << "Could not write file " << fileName << std::endl;
      63           1 : }
      64             : 
      65          30 : FileFrameWriter::~FileFrameWriter()
      66             : {
      67          15 :     _image.flush();
      68          15 : }
      69             : 
      70             : }
      71          36 : }