コード例 #1
0
ファイル: TempOctree.cpp プロジェクト: KeckCAVES/LidarViewer
TempOctree::TempOctree(const char* lidarFileName)
	:tempFileName(0),
	 file(getLidarPartFileName(lidarFileName,"Points").c_str(),IO::File::ReadOnly)
	{
	file.setEndianness(Misc::LittleEndian);
	
	/* Open the LiDAR file's index file: */
	LidarFile indexFile(getLidarPartFileName(lidarFileName,"Index").c_str(),IO::File::ReadOnly);
	indexFile.setEndianness(Misc::LittleEndian);
	
	/* Read the octree file header: */
	LidarOctreeFileHeader ofh(indexFile);
	
	/* Initialize the tree structure: */
	maxNumPointsPerNode=ofh.maxNumPointsPerNode;
	pointBbox=Box(ofh.domain.getMin(),ofh.domain.getMax());
	
	/* Read the root node's structure: */
	LidarOctreeFileNode rootfn;
	rootfn.read(indexFile);
	root.domain=ofh.domain;
	root.numPoints=rootfn.numPoints;
	root.pointsOffset=sizeof(LidarDataFileHeader)+rootfn.dataOffset*sizeof(LidarPoint);
	root.children=0;
	
	/* Read the entire octree structure: */
	readLidarSubtree(root,rootfn.childrenOffset,indexFile);
	}
コード例 #2
0
void abb_file_suite::AbbMotionFtpDownloader::handleJointTrajectory(const trajectory_msgs::JointTrajectory &traj)
{
  ROS_INFO_STREAM("Trajectory received");
  // generate temporary file with appropriate rapid code
  std::ofstream ofh ("/tmp/mGodel_blend.mod");

  if (!ofh)
  {
    ROS_WARN_STREAM("Could not create file");
    return;
  }

  std::vector<rapid_emitter::TrajectoryPt> pts;
  pts.reserve(traj.points.size());
  for (std::size_t i = 0; i < traj.points.size(); ++i)
  {
    std::vector<double> tmp = toDegrees(traj.points[i].positions);
    if (j23_coupled_) linkageAdjust(tmp);

    double duration = 0.0;
    // Timing
    if (i > 0)
    {
      duration = (traj.points[i].time_from_start - traj.points[i-1].time_from_start).toSec(); 
    }

    rapid_emitter::TrajectoryPt pt (tmp, duration);
    pts.push_back(pt);
  }

  rapid_emitter::ProcessParams params;
  params.wolf = false;
  rapid_emitter::emitJointTrajectoryFile(ofh, pts, params);
  ofh.close();

  // send to controller
  if (!uploadFile(ip_ + "/PARTMODULES", "/tmp/mGodel_blend.mod"))
  {
    ROS_WARN("Could not upload joint trajectory to remote ftp server");
  }
}
コード例 #3
0
LidarProcessOctree::LidarProcessOctree(const char* lidarFileName,size_t sCacheSize)
	:indexFile(getLidarPartFileName(lidarFileName,"Index").c_str()),
	 pointsFile(getLidarPartFileName(lidarFileName,"Points").c_str()),
	 offset(OffsetVector::zero),
	 numSubdivideCalls(0),numLoadedNodes(0),
	 lruHead(0),lruTail(0)
	{
	indexFile.setEndianness(Misc::LittleEndian);
	pointsFile.setEndianness(Misc::LittleEndian);
	
	/* Read the octree file header: */
	LidarOctreeFileHeader ofh(indexFile);
	
	/* Initialize the root node's domain: */
	root.domain=ofh.domain;
	
	/* Initialize the tree structure: */
	maxNumPointsPerNode=ofh.maxNumPointsPerNode;
	
	/* Calculate the memory and GPU cache sizes: */
	size_t memNodeSize=sizeof(Node)+size_t(maxNumPointsPerNode)*sizeof(LidarPoint);
	cacheSize=(unsigned int)(sCacheSize/memNodeSize);
	if(cacheSize==0U)
		Misc::throwStdErr("LidarProcessOctree::LidarProcessOctree: Specified memory cache size too small");
	std::cout<<"Cache size: "<<cacheSize<<" memory nodes"<<std::endl;
	
	/* Read the root node's structure: */
	LidarOctreeFileNode rootfn;
	rootfn.read(indexFile);
	root.childrenOffset=rootfn.childrenOffset;
	root.numPoints=rootfn.numPoints;
	root.dataOffset=rootfn.dataOffset;
	root.detailSize=rootfn.detailSize;
	
	/* Get the total number of nodes by dividing the index file's size by the size of one octree node: */
	numNodes=size_t((indexFile.getSize()-LidarOctreeFileHeader::getFileSize())/LidarFile::Offset(LidarOctreeFileNode::getFileSize()));
	
	/* Read the point file's header: */
	LidarDataFileHeader dfh(pointsFile);
	pointsRecordSize=LidarFile::Offset(dfh.recordSize);
	
	if(root.numPoints>0)
		{
		/* Load the root node's points: */
		root.points=new LidarPoint[maxNumPointsPerNode]; // Always allocate maximum to prevent memory fragmentation
		pointsFile.setReadPosAbs(LidarDataFileHeader::getFileSize()+pointsRecordSize*root.dataOffset);
		pointsFile.read(root.points,root.numPoints);
		}
	
	++numLoadedNodes;
	
	/* Try loading an offset file: */
	try
		{
		IO::FilePtr offsetFile(IO::openFile(getLidarPartFileName(lidarFileName,"Offset").c_str()));
		offsetFile->setEndianness(Misc::LittleEndian);
		
		/* Read the original offset vector: */
		offsetFile->read<OffsetVector::Scalar>(offset.getComponents(),3);
		
		/* Invert the offset transformation: */
		offset=-offset;
		}
	catch(IO::File::OpenError err)
		{
		/* Ignore the error */
		}
	
	/* Initialize the node cache: */
	numCachedNodes=1U;
	}