mpi_vis Namespace Reference

Functions
def	image_gen_single (dataName, value, imgdpi, opmode, x_dat, cbarOn=True, plot_vtx=False)

Variables
int	CPUs = 1
	prec
	c = ConfigParser.ConfigParser()
int	maxDensityVal = 5e7
	xDim = int(c.getfloat('Params','xDim'))
	yDim = int(c.getfloat('Params','yDim'))
	gndMaxVal = int(c.getfloat('Params','gsteps'))
	evMaxVal = int(c.getfloat('Params','esteps'))
	incr = int(c.getfloat('Params','printSteps'))
tuple	sep = (c.getfloat('Params','dx'))
tuple	dx = (c.getfloat('Params','dx'))
tuple	dt = (c.getfloat('Params','dt'))
tuple	xMax = (c.getfloat('Params','xMax'))
tuple	yMax = (c.getfloat('Params','yMax'))
int	num_vort = 0
	data = numpy.ndarray(shape=(xDim,yDim))
string	cbarOn = 'true'
string	plot_vtx = 'true'
list	gndImgList = []
list	evImgList = []
	x_coord = np.loadtxt('x_0', unpack=True)
	comm = MPI.COMM_WORLD
	size = comm.size
	rank = comm.rank
	arrG = np.array_split( xrange(0,gndMaxVal,incr), size)
	arrE = np.array_split( xrange(0,evMaxVal,incr), size)
list	i = gndImgList.pop()

Detailed Description

vis.py - GPUE: Split Operator based GPU solver for Nonlinear
Schrodinger Equation, Copyright (C) 2011-2018, Lee J. O'Riordan
<loriordan@gmail.com>, Tadhg Morgan, Neil Crowley. All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:

1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.

3. Neither the name of the copyright holder nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Function Documentation

image_gen_single()

def mpi_vis.image_gen_single	(		dataName,
			value,
			imgdpi,
			opmode,
			x_dat,
			cbarOn = True,
			plot_vtx = False
	)

Definition at line 79 of file mpi_vis.py.

def image_gen_single(dataName, value, imgdpi,opmode, x_dat, cbarOn=True, plot_vtx=False):
    real=open(dataName + '_' + str(0)).read().splitlines()
    img=open(dataName + 'i_' + str(0)).read().splitlines()
    a1_r = numpy.asanyarray(real,dtype='f8') #128-bit complex
    a1_i = numpy.asanyarray(img,dtype='f8') #128-bit complex
    a1 = a1_r[:] + 1j*a1_i[:]
    b1 = np.reshape(a1,(xDim,yDim))

    if not os.path.exists(dataName+"r_"+str(value)+"_abspsi2.png"):
        real=open(dataName + '_' + str(value)).read().splitlines()
        img=open(dataName + 'i_' + str(value)).read().splitlines()
        a_r = numpy.asanyarray(real,dtype='f8') #128-bit complex
        a_i = numpy.asanyarray(img,dtype='f8') #128-bit complex
        a = a_r[:] + 1j*a_i[:]
        b = np.transpose(np.reshape(a,(xDim,yDim))) #Transpose to match matlab plots
        if value=0:
            maxDensityVal=np.max(np.abs(a)**2)
        startBit = 0x00

        try:
            vorts = np.loadtxt('vort_ord_' + str(value) + '.csv', delimiter=',', unpack=True)
        except Exception as e:
            print "Failed to load the required data file: %s"%e
            print "Please run vort.py before plotting the density, if you wih to have correctly numbered vortices"
            vorts = np.loadtxt('vort_arr_' + str(value), delimiter=',', unpack=True, skiprows=1)
            startBit=0x01

        if opmode & 0b100000 > 0:
            nameStr = dataName+"r_"+str(value)

            fig, ax = plt.subplots()
            f = plt.imshow( (abs(b)**2), cmap='hot', vmin=0, vmax=maxDensityVal, interpolation='none',)
                                #extent=[-xMax, xMax, -xMax, xMax])
            tstr =  str(value*dt)
            plt.title('t=' + tstr + " s", fontsize=28)

            if cbarOn==True:
                tbar = fig.colorbar(f)

            plt.gca().invert_yaxis()
            if plot_vtx==True:
                if startBit==0x00:
                    zVort = zip(vorts[0,:],vorts[1,:], vorts[3,:])
                else:
                    zVort = zip(vorts[1,:], vorts[3,:], [0, 1, 2, 3])
                for x, y, z in zVort:
                    if z==0:
                        txt = plt.text(x, y, str(int(z)), color='#379696', fontsize=6, alpha=0.7)
                        txt.set_path_effects([PathEffects.withStroke(linewidth=1, foreground='#B9EA56')])
                    else:
                        txt = plt.text(x, y, str(int(z)), color='#B9EA56', fontsize=6, alpha=0.7)
                        txt.set_path_effects([PathEffects.withStroke(linewidth=1, foreground='#379696')])
            plt.axis('equal')
            plt.axis('off')
            if plot_vtx==True:
                plt.savefig(dataName+"r_"+str(value)+"_abspsi2_num.png",dpi=imgdpi, bbox_inches='tight')
            else:
                plt.savefig(dataName+"r_"+str(value)+"_abspsi2_nonum.png",dpi=imgdpi, bbox_inches='tight')
            plt.close()

        print "Saved figure: " + str(value) + ".png"
        plt.close()
    else:
        print "File(s) " + str(value) +".png already exist."

Variable Documentation

arrE

mpi_vis.arrE = np.array_split( xrange(0,evMaxVal,incr), size)

Definition at line 158 of file mpi_vis.py.

arrG

mpi_vis.arrG = np.array_split( xrange(0,gndMaxVal,incr), size)

Definition at line 157 of file mpi_vis.py.

c

mpi_vis.c = ConfigParser.ConfigParser()

Definition at line 56 of file mpi_vis.py.

cbarOn

string mpi_vis.cbarOn = 'true'

Definition at line 146 of file mpi_vis.py.

comm

mpi_vis.comm = MPI.COMM_WORLD

Definition at line 152 of file mpi_vis.py.

CPUs

int mpi_vis.CPUs = 1

Definition at line 35 of file mpi_vis.py.

data

mpi_vis.data = numpy.ndarray(shape=(xDim,yDim))

Definition at line 77 of file mpi_vis.py.

dt

tuple mpi_vis.dt = (c.getfloat('Params','dt'))

Definition at line 72 of file mpi_vis.py.

dx

tuple mpi_vis.dx = (c.getfloat('Params','dx'))

Definition at line 71 of file mpi_vis.py.

evImgList

list mpi_vis.evImgList = []

Definition at line 149 of file mpi_vis.py.

evMaxVal

mpi_vis.evMaxVal = int(c.getfloat('Params','esteps'))

Definition at line 68 of file mpi_vis.py.

gndImgList

list mpi_vis.gndImgList = []

Definition at line 148 of file mpi_vis.py.

gndMaxVal

mpi_vis.gndMaxVal = int(c.getfloat('Params','gsteps'))

Definition at line 67 of file mpi_vis.py.

i

list mpi_vis.i = gndImgList.pop()

Definition at line 168 of file mpi_vis.py.

Referenced by main(), and sepAvg().

incr

mpi_vis.incr = int(c.getfloat('Params','printSteps'))

Definition at line 69 of file mpi_vis.py.

maxDensityVal

int mpi_vis.maxDensityVal = 5e7

Definition at line 63 of file mpi_vis.py.

num_vort

int mpi_vis.num_vort = 0

Definition at line 75 of file mpi_vis.py.

plot_vtx

string mpi_vis.plot_vtx = 'true'

Definition at line 147 of file mpi_vis.py.

prec

mpi_vis.prec

Definition at line 55 of file mpi_vis.py.

rank

mpi_vis.rank = comm.rank

Definition at line 154 of file mpi_vis.py.

sep

tuple mpi_vis.sep = (c.getfloat('Params','dx'))

Definition at line 70 of file mpi_vis.py.

size

mpi_vis.size = comm.size

Definition at line 153 of file mpi_vis.py.

Referenced by main().

x_coord

mpi_vis.x_coord = np.loadtxt('x_0', unpack=True)

Definition at line 150 of file mpi_vis.py.

xDim

mpi_vis.xDim = int(c.getfloat('Params','xDim'))

Definition at line 65 of file mpi_vis.py.

xMax

tuple mpi_vis.xMax = (c.getfloat('Params','xMax'))

Definition at line 73 of file mpi_vis.py.

yDim

mpi_vis.yDim = int(c.getfloat('Params','yDim'))

Definition at line 66 of file mpi_vis.py.

yMax

tuple mpi_vis.yMax = (c.getfloat('Params','yMax'))

Definition at line 74 of file mpi_vis.py.