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Code Block
titlemy_ana_pkg/src/my_ana_mod.cpp
#include "my_ana_pkg/my_ana_mod.h"

#include "MsgLogger/MsgLogger.h"
#include "PSEvt/EventId.h"
#include "psddl_psana/bld.ddl.h"

// This declares this class as psana module
using namespace my_ana_pkg;
PSANA_MODULE_FACTORY(my_ana_mod)

namespace my_ana_pkg {

my_ana_mod::my_ana_mod (const std::string& name)
  : Module(name)
{
}

my_ana_mod::~my_ana_mod ()
{
}

void 
my_ana_mod::event(Event& evt, Env& env)
{
  // get event time
  PSTime::Time evtTime;
  boost::shared_ptr<PSEvt::EventId> eventId = evt.get();
  if (eventId.get()) {
    evtTime = eventId->time();
  }

  // get beam data
  boost::shared_ptr<Psana::Bld::BldDataEBeam> ebeam = evt.get(Source());
  if (ebeam.get()) {
    MsgLog(name(), info, "time: " << evtTime << ", charge: " << ebeam->ebeamCharge() << 
            ", energy: " << ebeam->ebeamL3Energy());
  }
}

}

After you finished editing your module build everything in the release:

Code Block

scons

To run this analysis start pyana giving it module name and input files:

Code Block

psana -m my_ana_pkg.my_ana_mod /reg/d/psdm/AMO/amo14110/xtc/e43-r0100-s0*

which should produce output similar to this:

Code Block

[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.043360843-07, charge: 0.233403, energy: 4393.24
[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.093381914-07, charge: 0.248759, energy: 4380.69
[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.143398446-07, charge: 0.243547, energy: 4384.99
[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.193412744-07, charge: 0.249897, energy: 4393.3
[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.243427879-07, charge: 0.248667, energy: 4389.08
[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.293446716-07, charge: 0.245666, energy: 4392.14
[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.343468975-07, charge: 0.251093, energy: 4389.05
[info:my_ana_pkg.my_ana_mod] time: 2010-07-31 20:05:30.393488859-07, charge: 0.253302, energy: 4389.31
...