import FWCore.ParameterSet.Config as cms

# WORK-FLOW OF STEPS (GEN, SIM, DIGI, L1, DIGI2RAW, RAW2DIGI, RECO)
process = cms.Process("FullChain")

# service messages coming from the system
process.load("FWCore.MessageService.MessageLogger_cfi")

# general services, as Random Number Generator Service
process.load("Configuration.StandardSequences.Services_cff")

# global initialization of geometry and magnetic field
process.load("Configuration.StandardSequences.Geometry_cff")

process.load("Configuration.StandardSequences.MagneticField_cff")

# conditions are needed for digitization and higher levels
process.load("Configuration.StandardSequences.FakeConditions_cff")

# an example of "source", muon with Pt = 100 GeV
#process.load("Configuration.Generator.SingleMuPt100_cfi")
process.source = cms.Source("FlatRandomPtGunSource",
   PGunParameters = cms.untracked.PSet(
       MaxPt = cms.untracked.double(100.01),
       MinPt = cms.untracked.double(99.99),
       PartID = cms.untracked.vint32(-13),
       MaxEta = cms.untracked.double(2.5),
       MaxPhi = cms.untracked.double(3.14159265359),
       MinEta = cms.untracked.double(-2.5),
       MinPhi = cms.untracked.double(-3.14159265359) ## in radians
   ),
   Verbosity = cms.untracked.int32(0), ## set to 1 (or greater)  for printouts

   psethack = cms.string('single mu pt 100'),
   AddAntiParticle = cms.untracked.bool(False),
   firstRun = cms.untracked.uint32(1)
)

# Generator information and Vertex smearing
process.load("Configuration.StandardSequences.Generator_cff")
process.load("Configuration.StandardSequences.VtxSmearedBetafuncEarlyCollision_cff")

# Detector simulation
process.load("Configuration.StandardSequences.Simulation_cff")

#  Mixing module
process.load("Configuration.StandardSequences.MixingNoPileUp_cff")

# Level-1 Trigger emulator
process.load("Configuration.StandardSequences.L1Emulator_cff")

# Convert Digis to Raw data
process.load("Configuration.StandardSequences.DigiToRaw_cff")
process.load("Configuration.StandardSequences.RawToDigi_cff")

# Event reconstruction
process.load("Configuration.StandardSequences.Reconstruction_cff")

# Event output
process.load("Configuration.EventContent.EventContent_cff")

process.maxEvents = cms.untracked.PSet(
   input = cms.untracked.int32(10)
)

process.FEVT = cms.OutputModule("PoolOutputModule",
   process.FEVTSIMEventContent,
   fileName = cms.untracked.string('file:events.root')
)

process.p0 = cms.Path(process.pgen)
process.p1 = cms.Path(process.psim)
process.p2 = cms.Path(process.pdigi)
process.p3 = cms.Path(process.L1Emulator)
process.p4 = cms.Path(process.DigiToRaw)
process.p5 = cms.Path(process.RawToDigi)
process.p6 = cms.Path(process.reconstruction)
process.outpath = cms.EndPath(process.FEVT)

process.schedule = cms.Schedule(process.p0,process.p1,process.p2,process.p3,process.p4,process.p5,process.p6,process.outpath)