[cig-commits] r19338 - in seismo/2D/SPECFEM2D/trunk/EXAMPLES: M2_UPPA fluid_solid/fluid_solid_external_mesh fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom
dkomati1 at geodynamics.org
dkomati1 at geodynamics.org
Sun Jan 8 18:01:59 PST 2012
Author: dkomati1
Date: 2012-01-08 18:01:59 -0800 (Sun, 08 Jan 2012)
New Revision: 19338
Added:
seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/Par_file_fluid_solid
seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/README
seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/SOURCE_fluid_solid
seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/interfaces_fluid_flat.dat
seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/process.sh
Removed:
seismo/2D/SPECFEM2D/trunk/EXAMPLES/M2_UPPA/topo_cours_M2_UPPA_curved.dat
Modified:
seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/fluid_solid_external_mesh/README
Log:
added EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom
Deleted: seismo/2D/SPECFEM2D/trunk/EXAMPLES/M2_UPPA/topo_cours_M2_UPPA_curved.dat
===================================================================
--- seismo/2D/SPECFEM2D/trunk/EXAMPLES/M2_UPPA/topo_cours_M2_UPPA_curved.dat 2012-01-09 01:23:59 UTC (rev 19337)
+++ seismo/2D/SPECFEM2D/trunk/EXAMPLES/M2_UPPA/topo_cours_M2_UPPA_curved.dat 2012-01-09 02:01:59 UTC (rev 19338)
@@ -1,10 +0,0 @@
-9
-0 3000
-500 3000
-1000 3100
-1500 3400
-2000 3300
-2500 3200
-3000 3100
-3500 3000
-5000 3000
Modified: seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/fluid_solid_external_mesh/README
===================================================================
--- seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/fluid_solid_external_mesh/README 2012-01-09 01:23:59 UTC (rev 19337)
+++ seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/fluid_solid_external_mesh/README 2012-01-09 02:01:59 UTC (rev 19338)
@@ -2,12 +2,10 @@
README
----------------------------------------------------------------------
-This example creates and external mesh, with fluid and solid domains,
-and topography.
+This example creates an external mesh with fluid and solid domains, and topography.
+To run the example, type:
-To run the examples, type:
-
./process.sh
-in this current directory.
+in this directory.
Added: seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/Par_file_fluid_solid
===================================================================
--- seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/Par_file_fluid_solid (rev 0)
+++ seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/Par_file_fluid_solid 2012-01-09 02:01:59 UTC (rev 19338)
@@ -0,0 +1,138 @@
+# title of job
+title = Flat fluid/solid interface
+
+# forward or adjoint simulation
+SIMULATION_TYPE = 1 # 1 = forward, 2 = adjoint + kernels
+NOISE_TOMOGRAPHY = 0 # 0 = earthquake simulation, 1/2/3 = noise simulation
+SAVE_FORWARD = .false. # save the last frame, needed for adjoint simulation
+
+# parameters concerning partitioning
+nproc = 1 # number of processes
+partitioning_method = 3 # SCOTCH = 3, ascending order (very bad idea) = 1
+PERFORM_CUTHILL_MCKEE = .true. # perform inverse Cuthill-McKee (1969) optimization/permutation for mesh numbering
+
+ngnod = 4 # number of control nodes per element (4 or 9)
+initialfield = .false. # use a plane wave as source or not
+add_Bielak_conditions = .false. # add Bielak conditions or not if initial plane wave
+assign_external_model = .false. # define external earth model or not
+READ_EXTERNAL_SEP_FILE = .false. # Read external model from DATA/model_velocity.dat_input, or use routine
+TURN_ATTENUATION_ON = .false. # turn attenuation on or off for solid medium
+TURN_VISCATTENUATION_ON = .false. # turn viscous attenuation on or off
+Q0 = 1 # quality factor for viscous attenuation
+freq0 = 10 # frequency for viscous attenuation
+p_sv = .true. # set the type of calculation (P-SV or SH/membrane waves)
+
+# time step parameters
+nt = 4500 # total number of time steps
+deltat = 0.70d-3 # duration of a time step
+USER_T0 = 0.0d0 # use this t0 as earliest starting time rather than the automatically calculated one
+
+# source parameters
+NSOURCES = 1 # number of sources [source info read in CMTSOLUTION file]
+force_normal_to_surface = .false. # angleforce normal to surface (external mesh and curve file needed)
+
+# constants for attenuation
+N_SLS = 2 # number of standard linear solids for attenuation
+f0_attenuation = 5.196152422706633 # (Hz) relevant only if source is a Dirac or a Heaviside, else it is f0
+
+# receiver set parameters for seismograms
+seismotype = 2 # record 1=displ 2=veloc 3=accel 4=pressure 6=potential
+generate_STATIONS = .true. # creates a STATION file in ./DATA
+nreceiversets = 1 # number of receiver sets
+anglerec = 0.d0 # angle to rotate components at receivers
+rec_normal_to_surface = .false. # base anglerec normal to surface (external mesh and curve file needed)
+SU_FORMAT = .false. # output seismograms in Seismic Unix format (adjoint traces will be read in the same format)
+
+# first receiver set (repeat these 6 lines and adjust nreceiversets accordingly)
+nrec = 11 # number of receivers
+xdeb = 2500.d0 # first receiver x in meters
+zdeb = 2933.33333d0 # first receiver z in meters
+xfin = 6000.d0 # last receiver x in meters (ignored if onlyone receiver)
+zfin = 2933.33333d0 # last receiver z in meters (ignored if onlyone receiver)
+enreg_surf_same_vertical = .false. # receivers inside the medium or at the surface
+
+# display parameters
+NTSTEP_BETWEEN_OUTPUT_INFO = 200 # display frequency in time steps
+output_postscript_snapshot = .true. # output Postscript snapshot of the results
+output_color_image = .true. # output JPEG color image of the results
+imagetype = 2 # display 1=displ 2=veloc 3=accel 4=pressure
+cutsnaps = 1. # minimum amplitude in % for snapshots
+meshvect = .true. # display mesh on vector plots or not
+modelvect = .false. # display velocity model on vector plots
+boundvect = .true. # display boundary conditions on plots
+interpol = .true. # interpolation of the display or not
+pointsdisp = 6 # points for interpolation of display (set to 1 for lower-left corner only)
+subsamp_postscript = 1 # subsampling of background velocity model in PostScript snapshots
+factor_subsample_image = 1 # factor to subsample color images output by the code (useful for very large models)
+POWER_DISPLAY_COLOR = 0.30d0 # non linear display to enhance small amplitudes in color images
+DRAW_WATER_CONSTANT_BLUE_IN_JPG = .true. # display acoustic layers as constant blue in JPEG images, because they likely correspond to water
+sizemax_arrows = 1.d0 # maximum size of arrows on vector plots in cm
+US_LETTER = .false. # US letter paper or European A4
+USE_SNAPSHOT_NUMBER_IN_FILENAME = .false. # use snapshot number in the file name of JPEG color snapshots instead of the time step
+gnuplot = .false. # generate a GNUPLOT file for the grid
+output_grid = .false. # save the grid in a text file or not
+output_energy = .false. # compute and output acoustic and elastic energy (slows down the code significantly)
+output_wavefield_snapshot = .false. # output Ux,Uy,Uz text file for each output time (big files)
+
+# velocity and density models
+nbmodels = 2 # nb of different models
+# define models as
+# I: (model_number 1 rho Vp Vs 0 0 QKappa Qmu 0 0 0 0 0 0) or
+# II: (model_number 2 rho c11 c13 c15 c33 c35 c55 0 0 0 0 0 0) or
+# III: (model_number 3 rhos rhof phi c kxx kxz kzz Ks Kf Kfr etaf mufr Qmu).
+# For istropic elastic/acoustic material use I and set Vs to zero to make a given model acoustic, for anisotropic elastic use II,
+# and for isotropic poroelastic material use III. The mesh can contain acoustic, elastic, and poroelastic models simultaneously.
+1 1 2500.d0 3400.d0 1963.d0 0 0 9999 9999 0 0 0 0 0 0
+2 1 1020.d0 1500.d0 0.d0 0 0 9999 9999 0 0 0 0 0 0
+
+
+# external mesh or not
+read_external_mesh = .false.
+
+# absorbing boundary active or not
+absorbing_conditions = .true.
+
+# for horizontal periodic conditions: detect common points between left and right edges
+ADD_PERIODIC_CONDITIONS = .false.
+
+# horizontal periodicity distance for periodic conditions
+PERIODIC_horiz_dist = 0.3597d0
+
+# grid point detection tolerance for periodic conditions
+PERIODIC_DETECT_TOL = 3.3334d-6
+
+#-----------------------------------------------------------------------------
+# PARAMETERS FOR EXTERNAL MESHING
+
+# data concerning mesh, when generated using third-party app (more info in README)
+# (see also absorbing_conditions above)
+mesh_file = ./DATA/Mesh_canyon/canyon_mesh_file # file containing the mesh
+nodes_coords_file = ./DATA/Mesh_canyon/canyon_nodes_coords_file # file containing the nodes coordinates
+materials_file = ./DATA/Mesh_canyon/canyon_materials_file # file containing the material number for each element
+free_surface_file = ./DATA/Mesh_canyon/canyon_free_surface_file # file containing the free surface
+absorbing_surface_file = ./DATA/Mesh_canyon/canyon_absorbing_surface_file # file containing the absorbing surface
+tangential_detection_curve_file = ./DATA/courbe_eros_nodes # file containing the curve delimiting the velocity model
+
+#-----------------------------------------------------------------------------
+# PARAMETERS FOR INTERNAL MESHING
+
+# file containing interfaces for internal mesh
+interfacesfile = ../interfaces_fluid_flat.dat
+
+# geometry of the model (origin lower-left corner = 0,0) and mesh description
+xmin = 0.d0 # abscissa of left side of the model
+xmax = 6400.d0 # abscissa of right side of the model
+## DK DK the original 2000 Geophysics paper used nx = 120 but NGLLX = 6
+## DK DK here I rescale it to nx = 144 and NGLLX = 5 because nowadays we almost always use NGLLX = 5
+nx = 144 # number of elements along X
+
+# absorbing boundary parameters (see absorbing_conditions above)
+absorbbottom = .true.
+absorbright = .true.
+absorbtop = .true.
+absorbleft = .true.
+
+# define the different regions of the model in the (nx,nz) spectral element mesh
+nbregions = 2 # nb of regions and model number for each
+1 144 1 54 1
+1 144 55 108 2
Added: seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/README
===================================================================
--- seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/README (rev 0)
+++ seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/README 2012-01-09 02:01:59 UTC (rev 19338)
@@ -0,0 +1,12 @@
+----------------------------------------------------------------------
+README
+----------------------------------------------------------------------
+
+This example creates the fluid-solid example with flat ocean bottom from the 2000 Geophysics paper of Komatitsch, Barnes and Tromp.
+
+To run the example, type:
+
+ ./process.sh
+
+in this directory.
+
Added: seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/SOURCE_fluid_solid
===================================================================
--- seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/SOURCE_fluid_solid (rev 0)
+++ seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/SOURCE_fluid_solid 2012-01-09 02:01:59 UTC (rev 19338)
@@ -0,0 +1,13 @@
+#source 1. The components of a moment tensor source must be given in N.m, not in dyne.cm as in the DATA/CMTSOLUTION source file of the 3D version of the code.
+source_surf = .false. # source inside the medium or at the surface
+xs = 1575. # source location x in meters
+zs = 2900. # source location z in meters
+source_type = 1 # elastic force or acoustic pressure = 1 or moment tensor = 2
+time_function_type = 1 # Ricker = 1, first derivative = 2, Gaussian = 3, Dirac = 4, Heaviside = 5
+f0 = 10.0 # dominant source frequency (Hz) if not Dirac or Heaviside
+tshift = 0.0 # time shift when multi sources (if one source, must be zero)
+angleforce = 0.0 # angle of the source (for a force only)
+Mxx = 1. # Mxx component (for a moment tensor source only)
+Mzz = 1. # Mzz component (for a moment tensor source only)
+Mxz = 0. # Mxz component (for a moment tensor source only)
+factor = 1.d10 # amplification factor
Added: seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/interfaces_fluid_flat.dat
===================================================================
--- seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/interfaces_fluid_flat.dat (rev 0)
+++ seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/interfaces_fluid_flat.dat 2012-01-09 02:01:59 UTC (rev 19338)
@@ -0,0 +1,28 @@
+#
+# number of interfaces
+#
+ 2
+#
+# for each interface below, we give the number of points and then x,z for each point
+#
+#
+# interface number 1 (bottom of the mesh)
+#
+ 2
+ 0 0
+ 6400 0
+#
+# interface number 2 (topography, top of the mesh)
+#
+ 2
+ 0 4800
+ 6400 4800
+#
+# for each layer, we give the number of spectral elements in the vertical direction
+#
+#
+# layer number 1 (bottom layer)
+#
+## DK DK the original 2000 Geophysics paper used nz = 90 but NGLLZ = 6
+## DK DK here I rescale it to nz = 108 and NGLLZ = 5 because nowadays we almost always use NGLLZ = 5
+ 108
Added: seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/process.sh
===================================================================
--- seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/process.sh (rev 0)
+++ seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/process.sh 2012-01-09 02:01:59 UTC (rev 19338)
@@ -0,0 +1,68 @@
+#!/bin/bash
+#
+# script runs mesher and solver (in serial)
+# using this example setup
+#
+
+echo "running example: `date`"
+currentdir=`pwd`
+
+echo
+echo "(will take about 5 minutes)"
+echo
+
+# sets up directory structure in current example directoy
+echo
+echo " setting up example..."
+echo
+
+mkdir -p OUTPUT_FILES
+mkdir -p DATA
+
+# sets up local DATA/ directory
+cd DATA/
+ln -s ../Par_file_fluid_solid Par_file
+ln -s ../SOURCE_fluid_solid SOURCE
+cd ../
+
+# cleans output files
+rm -rf OUTPUT_FILES/*
+
+# compiles executables in root directory
+cd ../../
+make > tmp.log
+cd $currentdir
+
+# links executables
+rm -f xmeshfem2D xspecfem2D
+ln -s ../../../bin/xmeshfem2D
+ln -s ../../../bin/xspecfem2D
+
+# stores setup
+cp DATA/Par_file OUTPUT_FILES/
+cp DATA/SOURCE OUTPUT_FILES/
+
+# runs database generation
+echo
+echo " running mesher..."
+echo
+#./xmeshfem2D > OUTPUT_FILES/output_mesher.txt
+./xmeshfem2D
+
+# runs simulation
+echo
+echo " running solver..."
+echo
+#./xspecfem2D > OUTPUT_FILES/output_solver.txt
+./xspecfem2D
+
+# stores output
+cp DATA/SOURCE_xz.dat OUTPUT_FILES/
+cp DATA/STATIONS OUTPUT_FILES/
+cp DATA/STATIONS_target OUTPUT_FILES/
+
+echo
+echo "see results in directory: OUTPUT_FILES/"
+echo
+echo "done"
+echo `date`
Property changes on: seismo/2D/SPECFEM2D/trunk/EXAMPLES/fluid_solid/from_2000_Geophysics_paper_flat_ocean_bottom/process.sh
___________________________________________________________________
Name: svn:executable
+ *
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