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##############################################################################
#
# Copyright (c) 2003-2018 by The University of Queensland
# http://www.uq.edu.au
#
# Primary Business: Queensland, Australia
# Licensed under the Apache License, version 2.0
# http://www.apache.org/licenses/LICENSE-2.0
#
# Development until 2012 by Earth Systems Science Computational Center (ESSCC)
# Development 2012-2013 by School of Earth Sciences
# Development from 2014 by Centre for Geoscience Computing (GeoComp)
#
##############################################################################
from __future__ import print_function, division
__copyright__="""Copyright (c) 2003-2018 by The University of Queensland
http://www.uq.edu.au
Primary Business: Queensland, Australia"""
__license__="""Licensed under the Apache License, version 2.0
http://www.apache.org/licenses/LICENSE-2.0"""
__url__="https://launchpad.net/escript-finley"
import os, sys
import esys.escriptcore.utestselect as unittest
from esys.escriptcore.testing import *
from esys.escript import *
from esys.escript.linearPDEs import LameEquation
from esys.ripley import Rectangle, Brick
try:
RIPLEY_WORKDIR=os.environ['RIPLEY_WORKDIR']
except KeyError:
RIPLEY_WORKDIR='.'
class Test_RipleyDiracPoints(unittest.TestCase):
def getRectRefs(self, xLong):
Ex = self.longEdge+1
Ey = self.shortEdge+1
if not xLong:
Ex, Ey = Ey, Ex
result = [[-1 for j in range(Ex)] for i in range(Ey)]
ref = 0
if xLong:
for rankx in range(self.numRanks):
for y in range(Ey):
for x in range(3):
result[y][x+3*rankx] = ref
ref += 1
else:
for y in range(Ey):
for x in range(Ex):
result[y][x] = ref
ref += 1
return result
def getBrickRefs(self, splitAxis, dims):
dims = [i+1 for i in dims]
results = [[[-1 for z in range(dims[2])] for y in range(dims[1])] for x in range(dims[0])]
ref = 0
rankDim = [i for i in dims]
rankDim[splitAxis] = dims[splitAxis]//self.numRanks
rc = [0, 0, 0] #rank counters
for rank in range(self.numRanks):
for z in range(rankDim[2]):
for y in range(rankDim[1]):
for x in range(rankDim[0]):
results[x+rc[0]][y+rc[1]][z+rc[2]] = ref
ref += 1
rc[splitAxis] += rankDim[splitAxis]
return results
def generateRects(self, a, b):
rectX = Rectangle(self.longEdge, self.shortEdge, l0=self.longEdge,
l1=self.shortEdge, d0=self.numRanks, diracPoints=[(a,b)], diracTags=["test"])
rectY = Rectangle(self.shortEdge, self.longEdge, l0=self.shortEdge,
l1=self.longEdge, d1=self.numRanks, diracPoints=[(b,a)], diracTags=["test"])
return [rectX, rectY]
def generateBricks(self, a, b, c):
brickX = Brick(self.longEdge, 5, 5,
l0=self.longEdge, l1=5, l2=5,
d0=self.numRanks,
diracPoints=[(a,b,c)], diracTags=["test"])
brickY = Brick(5, self.longEdge, 5,
l0=5, l1=self.longEdge, l2=self.shortEdge,
d1=self.numRanks,
diracPoints=[(c,a,b)], diracTags=["test"])
brickZ = Brick(5, 5, self.longEdge,
l0=5, l1=5, l2=self.longEdge,
d2=self.numRanks,
diracPoints=[(b,c,a)], diracTags=["test"])
dims = [ [self.longEdge, 5, 5], [5, self.longEdge, 5],
[5, 5, self.longEdge]]
return [brickX, brickY, brickZ], dims
def owns(self, refs, y, x, xLong):
if xLong and self.rank*3 - 1 <= x <= self.rank*3 + 3:
return True
elif not xLong and self.rank*3 - 1 <= y <= self.rank*3 + 3:
return True
return False
def rectMessage(self, loc, xLong):
if xLong:
if not (0 <= loc[0] <= self.longEdge and 0 <= loc[1] <= self.shortEdge):
return self.empty
else:
if not (0 <= loc[1] <= self.longEdge and 0 <= loc[0] <= self.shortEdge):
return self.empty
x = int(round(loc[0] - 0.01))
y = int(round(loc[1] - 0.01))
refs = self.getRectRefs(xLong)
if self.owns(refs, y, x, xLong):
return "( id: 0, ref: {0}, pnt: 0) (0) {1}\n( id: 0, ref: {0}, pnt: 0) (1) {2}".format(refs[y][x], x, y)
return self.empty
def brickMessage(self, loc, splitAxis, refs, dims):
dims = [i + 1 for i in dims[splitAxis]]
for n in range(3):
if not 0 <= loc[n] <= dims[n]:
return self.empty
loc = [int(round(i - 1e-8)) for i in loc]
if self.rank*3 - 1 <= loc[splitAxis] <= self.rank*3 + 3:
x, y, z = loc
return "( id: 0, ref: {0}, pnt: 0) (0) {1}\n( id: 0, ref: {0}, pnt: 0) (1) {2}\n( id: 0, ref: {0}, pnt: 0) (2) {3}".format(refs[x][y][z], x, y, z)
return self.empty
def setUp(self):
# constants
self.numRanks = getMPISizeWorld()
self.rank = getMPIRankWorld()
self.shortEdge = 5
self.longFactor = 3
self.longEdge = self.longFactor*self.numRanks-1
self.empty = "(data contains no samples)\n"
def tearDown(self):
pass
def test_Creation(self):
r = self.numRanks
el = self.numRanks*3-1
#test bad types
with self.assertRaises(TypeError):
Rectangle(5, el, d1=r, diracPoints=(.0,0.), diracTags=["test"])
with self.assertRaises(TypeError):
Rectangle(5, el, d1=r, diracPoints=[(.0,0.)], diracTags=("test"))
with self.assertRaises(TypeError):
Rectangle(5, el, d1=r, diracPoints=[.0], diracTags=["test"])
with self.assertRaises(TypeError):
Rectangle(5, el, d1=r, diracPoints=[.0,.0], diracTags=["test"])
with self.assertRaises(TypeError):
Brick(5, el, 5, d1=r, diracPoints=(.0,0.,0.), diracTags=["test"])
with self.assertRaises(TypeError):
Brick(5, el, 5, d1=r, diracPoints=[(.0,0.,0.)], diracTags=("test"))
with self.assertRaises(TypeError):
Brick(5, el, 5, d1=r, diracPoints=[.0,0.], diracTags=["test"])
#test bad arg lengths
with self.assertRaises(RuntimeError):
Rectangle(5, el, d1=r, diracPoints=[(.0,)], diracTags=["test"])
with self.assertRaises(RuntimeError):
Rectangle(5, el, d1=r, diracPoints=[(.0,1.)], diracTags=[])
with self.assertRaises(RuntimeError):
Rectangle(5, el, d1=r, diracPoints=[(.0,0.)], diracTags=["test", "break"])
with self.assertRaises(RuntimeError):
Rectangle(5, el, d1=r, diracPoints=[(.0,0.,0.)], diracTags=["test"])
with self.assertRaises(RuntimeError):
Brick(5, el, 5, d1=r, diracPoints=[(.0,0.,0.,0.)], diracTags=["test"])
with self.assertRaises(RuntimeError):
Brick(5, el, 5, d1=r, diracPoints=[(.0,0.,)], diracTags=["test"])
with self.assertRaises(RuntimeError):
Brick(5, el, 5, d1=r, diracPoints=[(.0,)], diracTags=["test"])
def test_BrickInterpolation(self):
for a in range(-1, (self.longEdge+self.numRanks)*2, self.numRanks*2):
a = a//2.
c = 2.5
for b in range(self.shortEdge):
doms, dims = self.generateBricks(a,b,c)
for n, dom in enumerate(doms):
points = [a,b,c]
for i in range(n): #rotate points to match
points = [points.pop()] + points
refs = self.getBrickRefs(n, dims[n])
i = interpolate(dom.getX(), DiracDeltaFunctions(dom))
expected = self.brickMessage(tuple(points), n, refs, dims)
got = str(i)
global_result = getMPIWorldSum(1 if got != expected else 0)
self.assertEqual(got, expected,
"{0} not mapped correctly on rank {1} for d{2} splits".format(tuple(points), self.rank, n) + \
"\nexpected === \n{0}\ngot === \n{1}".format(expected,got)+ \
"\nlongedge=%d, shortedge=%d\n"%(self.longEdge, self.shortEdge))
#remaining ranks must also exit, otherwise we'll lock up
self.assertEqual(global_result, 0, "One or more ranks failed")
def test_RectangleInterpolation(self):
for a in range(-1, (self.longEdge+self.numRanks)*2, self.numRanks*2):
a = a//2.
for b in range(self.shortEdge):
rectX, rectY = self.generateRects(a,b)
i = interpolate(rectX.getX(), DiracDeltaFunctions(rectX))
got = str(i)
refs = self.getRectRefs(False)
expected = self.rectMessage((a,b),True)
global_result = getMPIWorldSum(1 if got != expected else 0)
self.assertEqual(got, expected,
"({0},{1}) not mapped correctly on rank {2} for d0 splits".format(a,b, self.rank) + \
"\nexpected === \n{0}\ngot === \n{1}".format(expected, got)+\
"\nlongedge=%d, shortedge=%d\n"%(self.longEdge, self.shortEdge))
#remaining ranks must also exit, otherwise we'll lock up
self.assertEqual(global_result, 0, "One or more ranks failed")
i = interpolate(rectY.getX(), DiracDeltaFunctions(rectY))
expected = self.rectMessage((b,a),False)
got = str(i)
global_result = getMPIWorldSum(1 if got != expected else 0)
self.assertEqual(got, expected,
"({0},{1}) not mapped correctly on rank {2} for d1 splits".format(b,a, self.rank) + \
"\nexpected === \n{0}\ngot === \n{1}".format(expected, got)+\
"\nlongedge={0}, shortedge={1}\n".format(self.longEdge, self.shortEdge))
#remaining ranks must also exit, otherwise we'll lock up
self.assertEqual(global_result, 0, "One or more ranks failed")
def test_DDF_to_Continuous_2D(self):
expected_value = self.numRanks*11
rectX, rectY = self.generateRects(self.longEdge,self.shortEdge)
for dom, point in [(rectX, (self.longEdge, self.shortEdge)),
(rectY, (self.shortEdge, self.longEdge))]:
xDDF = Data(0, DiracDeltaFunctions(dom))
xDDF.setTaggedValue("test", expected_value)
X = dom.getX()
expected_data = whereZero(X[0]-point[0]) * whereZero(X[1]-point[1]) * expected_value
cont = interpolate(xDDF, ContinuousFunction(dom))
result = Lsup(expected_data - cont)
self.assertLess(result, 1e-15,
"Interpolation failure, expected zero, got %g"%result)
def test_DDF_to_Continuous_3D(self):
expected_value = self.numRanks*11
doms, dims = self.generateBricks(self.longEdge,
self.shortEdge, self.shortEdge)
for dom, point in zip(doms, dims):
xDDF = Data(0, DiracDeltaFunctions(dom))
xDDF.setTaggedValue("test", expected_value)
X = dom.getX()
expected_data = whereZero(X[0]-point[0]) \
* whereZero(X[1]-point[1]) * whereZero(X[2]-point[2]) \
* expected_value
cont = interpolate(xDDF, ContinuousFunction(dom))
result = Lsup(expected_data - cont)
self.assertLess(result, 1e-15,
"Interpolation failure, expected zero, got %g"%result)
if __name__ == '__main__':
run_tests(__name__, exit_on_failure=True)
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