Welcome to pNbody’s documentation!

Contents:

• Overview
• Installation
  • Prerequisite
  • Download
  • Install
    • Installing from PYPI
    • Installing from source, in an existing python environment
    • Installing using a fresh Python Virtual Environment
    • Installing using a Conda Environment
    • Troubleshooting
  • Check the installation
  • Default configuration
  • Default parameters
  • Generate examples
  • Other examples
• Tutorial
  • Using pNbody with the python interpreter
    • Creating pNbody objects from scratch
    • Open from existing file
    • Selection of particles
    • Merging two models
  • ‘’gpy’’: the shortcut to open a snapshot
    • Scripts
  • Using pNbody with scripts
  • Using pNbody in parallel
    • Parallel output
    • Parallel input
    • More on parallelisme
• Getting general information on an N-body system
  • General info
  • Variables
  • Arrays
  • Methods
• Computing physical quantities
  • From brute arrays
  • With a proper conversion
• Display Models
  • Generate the example file
  • The display method
  • Display parameters
  • Set the observer position
    • Example:
  • Set the projection mode
    • Example:
  • Stero mode
    • Example:
  • Shape of the final image
  • Display space
    • Example:
  • Display mode
    • Example:
  • Rendering
    • Examples:
  • Set color range
    • Examples:
  • Set filters
    • Examples:
  • Draw contours
    • Examples:
  • Draw axis
    • Examples:
  • frsp
    • Examples:
• How to generate movies
• Selecting particles
  • List of selection functions
  • Examples
• Performing the same operation on a set of snapshots with snapshots_exec
  • Scripts
    • snapshots_exec
• Generating initial conditions
  • Generating mass profiles
    • Examples:
    • Generic spherical distributions:
    • Generic cubic distributions:
  • Generating velocities
    • Spherical coordinate
    • Example : Set a Plummer sphere to the jeans equilibrium
    • Cylindrical coordinate
    • Example : Set an exponnential disk to the jeans equilibrium
  • Generating initial conditions from a distribution function
    • Scripts
  • Generating a multi-components galaxy
    • Plotting the corresponding rotation curve
    • More examples
    • ic_makeGalaxy
  • Generating a Milky Way galaxy based on the MW2014 Bovy model
    • Plotting the corresponding rotation curve
    • ic_makeMW2014
• How to deal with units ?
  • Define a system of units
    • Define a system of unit using UnitSystem()
    • Define a system of unit using Set_SystemUnits_From_Params()
    • Define a system of unit using Set_SystemUnits_From_File()
  • Link a unit system to a pNbody object
    • Defining units explicitely
    • Defining units using a units parameter file
    • Defining units using a gadget parameter file
    • Defining units when opening a file
  • How to deal with comoving to proper units conversion ?
    • Comoving to proper conversion factor
    • Hubble parameter correction
  • Converting units
    • Example 1:
    • Example 2:
    • Example 3:
    • Example 3:
    • Example 4:
• Messages and debugging
  • Verbosity levels
  • Methods description
• Generating grids
• Handling isochrones : the Isochrones module
  • MIST isochrones
  • BastI isochrones
  • CMD isochrones
  • Retrieving info from the Isochrones database
    • Computing magnitudes
  • Generate a SSP magnitude grid
  • Generate a SSP luminosity grid
  • SSP Grids
  • Isochrones Scripts
  • isochrones_plot
  • isochrones_py
  • isochrones_generate_magnitudes_grid
  • isochrones_plot_magnitudes_grid
  • isochrones_ssp_grid_info
  • The IsochronesBlock class
  • The IsochronesGrid class
• Mock images
  • Setup the N-body model
  • Check the model
    • mockimgs_sb_addfields
  • Dwarf models
    • mockimgs_generate_dwarf
  • The Mockimgs module
    • Designing an instrument
    • Attach and object
    • Compute flux and surface brightness maps
    • SSP Magnitudes in different filters
    • SSP luminosities
    • SSP mass ratio and Mass to Light ratio
    • Computing a stellar mass from a magnitude
    • Computing a luminosity from a magnitude
    • Pre-defined instruments
    • List of available filters
    • pNbody.Mockimgs classes
  • Computing surface brightness maps
    • Sightlines
    • List of instruments
    • Multiple outputs
    • Concatenated outputs
    • Defining an instrument
    • Surface brigthness smoothing
    • Store the IDs of projected particles
    • Extracting particles from a snapshot using a 2D mask
    • Detail of surface brightness computation
    • Scripts
  • Adding noise on surface brightness maps
    • Scripts
  • List of Instruments
  • List of filters
  • Examples
    • A composit instrument
• IMFs
  • The IMF module
    • Definition
    • Examples
    • pNbody.IMF module
    • Scripts
  • Chemistry C API
    • IMF functions
• Setting a format file
  • The NbodyDefault.get_read_fcts() and NbodyDefault.get_write_fcts() methods
    • A very simple example : an ascii format
  • Some info on our ascii object
  • Other important methods
• Module Reference
  • pNbody main module
    • Display methods
    • Coordinate transformations methods
    • Geometric transformations methods
    • Centering methods
    • Unitless quantities methods
    • Unitless quantities methods (deprecated)
    • Integration methods
    • Histogramm methods
    • Methods to compute velocities of systems at equilibrium
  • the Isochrones module
  • the ic module
  • the iofunc module
  • the units module
  • the ctes module
  • the mpi module
  • the libutil module
  • the param module
  • the parameters module
  • the talkgdisp module
  • the fortranfile module
  • the palette module
  • the Movie module
  • the profiles module
  • the Mass models module
  • the DF module
  • the geometry module
  • the libmiyamoto module
  • the libgrid module
  • the libdisk module
  • the cosmo module
  • the thermodyn module
  • the fourier module
  • the phot module
  • the cooling module
  • the C asciilib module
  • the C coolinglib module
  • the C cooling_with_metals module
  • the C cosmolib module
  • the C iclib module
  • the C mapping module
  • the C mapping-omp module (under construction)
  • the C montecarlolib module
  • the C myNumeric module
  • the C nbdrklib module
  • the C nbodymodule module
  • the C peanolib module
  • the C pmlib module (never developped)
  • the C ptreelib module (obsolete)
  • the C pygsl module
  • the C streelib module (under construction)
  • the C tessel module
  • the C treelib module
• Additional scripts
  • Base operations
    • gpy
    • gcmd
  • Display scripts
    • gwin
    • gimage
  • Scripts dedicated to movies
    • Create movies
    • Display movies
    • Cut/Split/Merge, etc. movies
    • movie conversion
  • pNbody configuration scripts
    • pNbody_checkall
    • TODO:
    • pNbody_mpi
    • pNbody_show-parameters
    • pNbody_show-path
  • Other scripts
    • gtree
• Gallery
  • Cosmological simulations
  • Isolated and interacting galaxies
  • Cluster of galaxies
• 2D Movies
  • The MilkyWay and its interstellar medium
  • Formation of the large scale structure of our Universe
  • The collision between the Milky Way and the Andromeda galaxy
  • Isolated galaxies with spirals and bars
  • Formation of a dwarf spheroidal galaxy in a ultra-high Zoom-in simulation
  • More movies
• Stereo Movies
  • Very high quality stereo movies
  • Cosmological stereo movies
  • Experimental stereo movies

Indices and tables

• Index

• Module Index

• Search Page