preparing public version

pipeline/datasets/example_simulation.py

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+#+
+#   VIDE -- Void IDEntification pipeline -- ./pipeline/datasets/mergertree.py
+#   Copyright (C) 2010-2013 Guilhem Lavaux
+#   Copyright (C) 2011-2013 P. M. Sutter
+#
+#   This program 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; version 2 of the License.
+# 
+#
+#   This program 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 program; if not, write to the Free Software Foundation, Inc.,
+#   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+#+
+import os
+
+# -----------------------------------------------------------------------------
+# -----------------------------------------------------------------------------
+# CONFIGURATION
+
+startCatalogStage = 0
+endCatalogStage = 0
+continueRun = False
+
+startAPStage = 1
+endAPStage = 2
+
+# directory for the input simulation/observational particle files
+catalogDir = os.getenv("HOME")+"/workspace/Voids/catalogs/mergertree1024/"
+
+# path to HOD code
+hodPath = os.getenv("HOME")+"/projects/Voids/hod/HOD.x"
+
+# where to put the final void catalog, figures, and output logs
+voidOutputDir = os.getenv("HOME")+"/workspace/Voids/mergertree1024/"
+figDir = os.getenv("PWD")+"/../figs/mergertree1024/"
+logDir = os.getenv("PWD")+"/../logs/mergertree1024/"
+
+# where to place the pipeline scripts
+scriptDir = os.getenv("PWD")+"/mergertree1024/"
+
+# simulation or observation?
+dataType = "simulation"
+
+# available formats for simulation: gadget, mergertree
+dataFormat = "sdf"
+dataUnit = 1 # as multiple of Mpc/h
+
+# place particles on the lightcone?
+useLightCone = False
+
+# also do peculiar velocities?
+doPecVel = False
+
+# common filename of particle files
+particleFileBase = "mf_4s_1G_1k_NNNNN"
+particleFileDummy = 'NNNNN'
+
+# list of file numbers for the particle files
+# to get particle file name, we take particleFileBase+fileNum
+fileNums = ["1.000"]
+
+# redshift of each file in the above list
+redshifts = ["0.0"]
+
+# how many independent slices along the z-axis?
+numSlices = 1
+#numSlices = 4
+numAPSlices = 1
+
+# how many subdivisions along the x- and y- axis?
+#   ( = 2 will make 4 subvolumes for each slice, = 3 will make 9, etc.)
+numSubvolumes = 1
+
+# prefix to give all outputs
+prefix = "mt_"
+
+# list of desired subsamples - these are in unts of h Mpc^-3!
+subSamples = [0.1, 0.05, 0.02, 0.01, 0.004, 0.002, 0.001, 0.0003, 0.0001]
+#doSubSampling = False # do the subsampling in preparation script?
+doSubSampling = True # do the subsampling in preparation script?
+
+# common filename of halo files, leave blank to ignore halos
+haloFileBase = "mf_4s_1G_1k_bgc2_NNNNN.sdf"
+haloFileDummy = 'NNNNN'
+
+# minimum halo mass cuts to apply for the halo catalog
+#   use "none" to get all halos
+minHaloMasses = ["none", 1.2e13]
+#minHaloMasses = [7.0e11, 1.2e13]
+
+# locations of data in the halo catalog
+haloFileMCol  = 6
+haloFileXCol  = 0
+haloFileYCol  = 1
+haloFileZCol  = 2
+haloFileVXCol = 3
+haloFileVYCol = 4
+haloFileVZCol = 5
+haloFileColSep = ','
+haloFileNumComLines = 0
+
+# adjust these two parameters given the memory contraints on your system:
+#   numZobovDivisions: how many sub-volumes per dimension will zobov process
+#   numZobovThreads: how many sub-volumes to process at once?   
+numZobovDivisions = 4
+numZobovThreads = 4
+
+# simulation information
+numPart = 1024*1024*1024
+lbox = 999.983 # Mpc/h
+omegaM = 0.2847979853038958
+hubble = 0.6962
+
+#galDens = 0.000225
+hodParmList = [
+  {'name'       : "LowRes", #BOSS: Manera et al. 2012, eq. 26
+   'Mmin'       : 0.0,
+   'M1'         : 1.e14,
+   'sigma_logM' : 0.596,
+   'alpha'      : 1.0127,
+   'Mcut'       : 1.19399e13,
+   'galDens'    : 0.0002,
+  },
+
+  {'name'       : "HighRes",
+   'Mmin'       : 0.0,
+   #'Mmin'       : 1.99525e12,
+   'M1'         : 3.80189e13,
+   'sigma_logM' : 0.21,
+   'alpha'      : 1.12,
+   'Mcut'       : 6.91831e11,
+   'galDens'    : 0.02,
+  }
+]
+
+# END CONFIGURATION
+# -----------------------------------------------------------------------------
+# -----------------------------------------------------------------------------