# -*- coding: utf-8 -*-
-# Copyright (C) 2007-2022 CEA/DEN, EDF R&D
+# Copyright (C) 2007-2023 CEA, EDF
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
import sys
-if sys.platform == "win32":
- from MEDCouplingCompat import *
-else:
- from medcoupling import *
+from medcoupling import *
import unittest
from math import pi,e,sqrt,cos,sin
from datetime import datetime
# non regression test in python wrapping
rg=DataArrayInt64([0,10,29,56,75,102,121,148,167,194,213,240,259,286,305,332,351,378,397,424,443,470,489,516])
a,b,c=DataArrayInt64([75]).splitByValueRange(rg)
- assert(a.isEqual(DataArrayInt64([4])))
- assert(b.isEqual(DataArrayInt64([0])))
- assert(c.isEqual(DataArrayInt64([4])))
+ self.assertTrue(a.isEqual(DataArrayInt64([4])))
+ self.assertTrue(b.isEqual(DataArrayInt64([0])))
+ self.assertTrue(c.isEqual(DataArrayInt64([4])))
pass
def testDAIBuildExplicitArrByRanges1(self):
return funVal
vec = [-0.85685375,-0.90643355,-0.90796825]
eps = 1e-6
-
- for gt in [NORM_HEXA8,NORM_PENTA6,NORM_PYRA5,NORM_PENTA15,NORM_HEXA20,NORM_HEXA27]: # type of cell for which derivatives are implemented
+ # 3D cells
+ for gt in [NORM_TETRA4,NORM_TETRA10,NORM_HEXA8,NORM_PENTA6,NORM_PYRA5,NORM_PYRA13,NORM_PENTA15,NORM_PENTA6,NORM_PENTA18,NORM_HEXA20,NORM_HEXA27]: # type of cell for which derivatives are implemented
ref_coord = [list(elt) for elt in MEDCouplingGaussLocalization.GetDefaultReferenceCoordinatesOf(gt).getValuesAsTuple()]
der_computed = GetDerivative(ref_coord,vec)
der_deduced = ( GetShapeFunc(ref_coord,[vec[0]+eps,vec[1],vec[2]])-GetShapeFunc(ref_coord,vec) ) / eps
delta_X = der_computed[:,0]-der_deduced
delta_X.abs()
- self.assertTrue(delta_X.findIdsNotInRange(-1e-5,+1e-5).empty())
+ self.assertTrue(delta_X.findIdsNotInRange(-1e-4,+1e-4).empty())
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0],vec[1]+eps,vec[2]])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_Y = der_computed[:,1]-der_deduced
+ delta_Y.abs()
+ self.assertTrue(delta_Y.findIdsNotInRange(-1e-5,+1e-5).empty())
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0],vec[1],vec[2]+eps])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_Z = der_computed[:,2]-der_deduced
+ delta_Z.abs()
+ self.assertTrue(delta_Z.findIdsNotInRange(-1e-5,+1e-5).empty())
+
+ for gt,ref_coord in [(NORM_TETRA4,[[0.0, 1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 1.0], [1.0, 0.0, 0.0]]),(NORM_TETRA10,[[0.0, 1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 1.0], [1.0, 0.0, 0.0], [0.0, 0.5, 0.0], [0.0, 0.0, 0.5], [0.0, 0.5, 0.5], [0.5, 0.5, 0.0], [0.5, 0.0, 0.0], [0.5, 0.0, 0.5]]),(NORM_HEXA8,[[-1.0, -1.0, -1.0], [-1.0, 1.0, -1.0], [1.0, 1.0, -1.0], [1.0, -1.0, -1.0], [-1.0, -1.0, 1.0], [-1.0, 1.0, 1.0], [1.0, 1.0, 1.0], [1.0, -1.0, 1.0]]),(NORM_HEXA8,[[-1.0, 1.0, 0.0], [-1.0, -1.0, 0.0], [1.0, -1.0, 0.0], [1.0, 1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0]]),(NORM_HEXA8,[[-1.0, -1.0, 0.0], [-1.0, 1.0, 0.0], [1.0, 1.0, 0.0], [1.0, -1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0]]),(NORM_PENTA6,[[-1.0, 1.0, 0.0], [-1.0, 0.0, 0.0], [-1.0, -0.0, 1.0], [1.0, 1.0, 0.0], [1.0, 0.0, 0.0], [1.0, 0.0, 1.0]]),(NORM_PENTA6,[[-1.0, 1.0, 0.0], [-1.0, -1.0, 0.0], [1.0, -1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0]]),(NORM_PENTA6,[[0.0, 0.0, 0.0], [1.0, 0.0, 0.0], [0.0, 1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 0.0]]),(NORM_PYRA5,[[1.0, 0.0, 0.0], [0.0, -1.0, 0.0], [-1.0, 0.0, 0.0], [0.0, 1.0, 0.0], [0.0, 0.0, 1.0]]),(NORM_PYRA13, [[1.0, 0.0, 0.0], [0.0, -1.0, 0.0], [-1.0, 0.0, 0.0], [0.0, 1.0, 0.0], [0.0, 0.0, 1.0], [0.5, -0.5, 0.0], [-0.5, -0.5, 0.0], [-0.5, 0.5, 0.0], [0.5, 0.5, 0.0], [0.5, 0.0, 0.5], [0.0, -0.5, 0.5], [-0.5, 0.0, 0.5], [0.0, 0.5, 0.5]]),(NORM_PENTA15,[[-1.0, 1.0, 0.0], [-1.0, 0.0, 0.0], [-1.0, -0.0, 1.0], [1.0, 1.0, 0.0], [1.0, 0.0, 0.0], [1.0, 0.0, 1.0], [-1.0, 0.5, 0.0], [-1.0, 0.0, 0.5], [-1.0, 0.5, 0.5], [1.0, 0.5, 0.0], [1.0, 0.0, 0.5], [1.0, 0.5, 0.5], [0.0, 1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 1.0]]),(NORM_PENTA18,[[-1.0, 1.0, 0.0], [-1.0, 0.0, 0.0], [-1.0, -0.0, 1.0], [1.0, 1.0, 0.0], [1.0, 0.0, 0.0], [1.0, 0.0, 1.0], [-1.0, 0.5, 0.0], [-1.0, 0.0, 0.5], [-1.0, 0.5, 0.5], [1.0, 0.5, 0.0], [1.0, 0.0, 0.5], [1.0, 0.5, 0.5], [0.0, 1.0, 0.0], [0.0, 0.0, 0.0], [0.0, 0.0, 1.0], [0.0, 0.5, 0.0], [0.0, 0.0, 0.5], [0.0, 0.5, 0.5]]),(NORM_HEXA20,[[-1.0, -1.0, -1.0], [-1.0, 1.0, -1.0], [1.0, 1.0, -1.0], [1.0, -1.0, -1.0], [-1.0, -1.0, 1.0], [-1.0, 1.0, 1.0], [1.0, 1.0, 1.0], [1.0, -1.0, 1.0], [-1.0, 0.0, -1.0], [0.0, 1.0, -1.0], [1.0, 0.0, -1.0], [0.0, -1.0, -1.0], [-1.0, 0.0, 1.0], [0.0, 1.0, 1.0], [1.0, 0.0, 1.0], [0.0, -1.0, 1.0], [-1.0, -1.0, 0.0], [-1.0, 1.0, 0.0], [1.0, 1.0, 0.0], [1.0, -1.0, 0.0]])]: # type of cell for which derivatives are implemented
+
+ der_computed = GetDerivative(ref_coord,vec)
+ der_computed.rearrange(3)
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0]+eps,vec[1],vec[2]])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_X = der_computed[:,0]-der_deduced
+ delta_X.abs()
+ self.assertTrue(delta_X.findIdsNotInRange(-1e-4,+1e-4).empty())
der_deduced = ( GetShapeFunc(ref_coord,[vec[0],vec[1]+eps,vec[2]])-GetShapeFunc(ref_coord,vec) ) / eps
delta_Y = der_computed[:,1]-der_deduced
delta_Z.abs()
self.assertTrue(delta_Z.findIdsNotInRange(-1e-5,+1e-5).empty())
+ # 2D cells
+ vec = [0.64,0.2]
+
+ for gt in [NORM_QUAD4,NORM_QUAD8,NORM_QUAD9,NORM_TRI3,NORM_TRI6,NORM_TRI7]:
+ ref_coord = [list(elt) for elt in MEDCouplingGaussLocalization.GetDefaultReferenceCoordinatesOf(gt).getValuesAsTuple()]
+
+ der_computed = GetDerivative(ref_coord,vec)
+ der_computed.rearrange(2)
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0]+eps,vec[1]])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_X = der_computed[:,0]-der_deduced
+ delta_X.abs()
+ self.assertTrue(delta_X.findIdsNotInRange(-1e-5,+1e-5).empty())
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0],vec[1]+eps])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_Y = der_computed[:,1]-der_deduced
+ delta_Y.abs()
+ self.assertTrue(delta_Y.findIdsNotInRange(-1e-4,+1e-4).empty())
+
+ # B version of TRI6, QUAD4 and QUAD8
+ for gt,ref_coord in [(NORM_TRI3,[[0.0, 0.0], [1.0, 0.0], [0.0, 1.0]]),(NORM_TRI6,[[0., 0.], [1., 0.], [0., 1.], [0.5, 0.], [0.5, 0.5], [0., 0.5]]),
+ (NORM_QUAD4,[[-1., -1.], [1., -1.], [1., 1.], [-1., 1.]]),(NORM_QUAD4,[[-1., -1.], [-1., 1.], [1., 1.], [1., -1.]]),(NORM_QUAD4,[[-1., 0.], [1., 0.], [0., 0.], [0., 0.]]),(NORM_QUAD8,[[-1., -1.], [1., -1.], [1., 1.], [-1., 1.], [0., -1.], [1., 0.], [0., 1.], [-1., 0.]])]:
+ der_computed = GetDerivative(ref_coord,vec)
+ der_computed.rearrange(2)
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0]+eps,vec[1]])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_X = der_computed[:,0]-der_deduced
+ delta_X.abs()
+ self.assertTrue(delta_X.findIdsNotInRange(-1e-5,+1e-5).empty())
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0],vec[1]+eps])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_Y = der_computed[:,1]-der_deduced
+ delta_Y.abs()
+ self.assertTrue(delta_Y.findIdsNotInRange(-1e-5,+1e-5).empty())
+
+ # 1D cells
+ vec = [0.64]
+
+ for gt in [NORM_SEG2,NORM_SEG3,NORM_SEG4]:
+ ref_coord = [list(elt) for elt in MEDCouplingGaussLocalization.GetDefaultReferenceCoordinatesOf(gt).getValuesAsTuple()]
+
+ der_computed = GetDerivative(ref_coord,vec)
+ der_computed.rearrange(1)
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0]+eps])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_X = der_computed[:,0]-der_deduced
+ delta_X.abs()
+ self.assertTrue(delta_X.findIdsNotInRange(-1e-5,+1e-5).empty())
+
+ #B version of SEG2
+ for gt,ref_coord in [(NORM_SEG2,[[0.], [1.]])]:
+ der_computed = GetDerivative(ref_coord,vec)
+ der_computed.rearrange(1)
+
+ der_deduced = ( GetShapeFunc(ref_coord,[vec[0]+eps])-GetShapeFunc(ref_coord,vec) ) / eps
+ delta_X = der_computed[:,0]-der_deduced
+ delta_X.abs()
+ self.assertTrue(delta_X.findIdsNotInRange(-1e-5,+1e-5).empty())
+
+
def testComputeTriangleHeight0(self):
arr = DataArrayDouble([0,1])
m = MEDCouplingCMesh() ; m.setCoords(arr,arr)
expected2 = DataArrayDouble([sqrt(2)/2.0, sqrt(2)/2.0])
self.assertTrue( res2.minPerTuple().isEqual(expected2,1e-12) )
+ def testDAILocateComponentId0(self):
+ arr = DataArrayInt( [(0, 1, 2), (3, 4, 5), (6, 2, 3), (7, 8, 9), (9, 0, 10), (11, 12, 13), (14, 5, 11), (15, 16, 17)] )
+ valToSearchIntoTuples = DataArrayInt( [1, 4, 6, 8, 10, 12, 14, 16, 17] )
+ tupleIdHint = DataArrayInt( [0, 1, 2, 3, 4, 5, 6, 7, 7] )
+ ret = arr.locateComponentId( valToSearchIntoTuples, tupleIdHint )
+ self.assertTrue( ret.isEqual(DataArrayInt([1, 1, 0, 1, 2, 1, 0, 1, 2]) ) )
+ pass
+
+ def testMeasureOnGaussPtMeshDimNotEqualSpaceDim0(self):
+ """
+ [EDF26877] : This test focuses on computation of measure field on field on Gauss Point in the special case where SpaceDim
+ are not eqaul to the meshDim.
+ """
+ seg2 = MEDCouplingUMesh("mesh",1)
+ seg2.setCoords(DataArrayDouble([(3,3),(4,4)]))
+ seg2.allocateCells()
+ seg2.insertNextCell(NORM_SEG2,[0,1])
+ fff=MEDCouplingFieldDouble.New(ON_GAUSS_PT) ; fff.setName("CH1RB") ; fff.setNature(IntensiveMaximum)
+ fff.setMesh(seg2)
+ fff.setGaussLocalizationOnCells([0], [0.,1.], [0.333333333333333], [1.0])
+ disc = fff.getDiscretization()
+ # spaceDim = 2 meshDim = 1
+ self.assertTrue( disc.getMeasureField(seg2,True).getArray().isEqual(DataArrayDouble([sqrt(2.0)]),1e-10) )
+ # spaceDim = 3 meshDim = 1
+ seg2.setCoords(DataArrayDouble([(3,3,3),(4,4,4)]))
+ self.assertTrue( disc.getMeasureField(seg2,True).getArray().isEqual(DataArrayDouble([sqrt(3.0)]),1e-10) )
+ # spaceDim = 3 meshDim = 2
+ tri = MEDCouplingUMesh("mesh",2)
+ tri.setCoords( DataArrayDouble([(0,0,0),(1,1,0),(2,2,2)]) )
+ tri.allocateCells()
+ tri.insertNextCell(NORM_TRI3,[0,1,2])
+ fff=MEDCouplingFieldDouble.New(ON_GAUSS_PT) ; fff.setName("CH1RB") ; fff.setNature(IntensiveMaximum)
+ fff.setMesh(tri)
+ fff.setGaussLocalizationOnCells(list(range(0, 1)), [0., 0., 1., 0., 0., 1.], [0.3333333333333333, 0.3333333333333333], [0.5])
+ disc = fff.getDiscretization()
+ self.assertTrue( disc.getMeasureField(tri,True).getArray().isEqual( tri.getMeasureField(True).getArray(), 1e-10) )
+ pass
+
+ def testUMeshExplodeMeshTo(self):
+ """
+ [EDF27988] : implementation of reduceToCells implies implementation of MEDCouplingUMesh.explodeMeshTo
+ """
+ arr = DataArrayDouble(5) ; arr.iota()
+ m = MEDCouplingCMesh() ; m.setCoords(arr,arr,arr)
+ m = m.buildUnstructured()
+ m1 = m[::2] ; m2 = m[1::2]
+ m1.simplexize(PLANAR_FACE_5)
+ m = MEDCouplingUMesh.MergeUMeshesOnSameCoords([m1,m2])
+ mE1 = m.explodeMeshTo(-1)
+ ref1 = m.buildDescendingConnectivity()
+ mE2 = m.explodeMeshTo(-2)
+ ref2 = m.explode3DMeshTo1D()
+ mE3 = m.explodeMeshTo(-3)
+ self.assertTrue( len(mE1) ==5 )
+ self.assertTrue( mE1[0].getNodalConnectivity().isEqual(ref1[0].getNodalConnectivity()) )
+ self.assertTrue( mE1[0].getNodalConnectivityIndex().isEqual(ref1[0].getNodalConnectivityIndex()) )
+ self.assertTrue( mE1[0].getCoords().getHiddenCppPointer() == m.getCoords().getHiddenCppPointer() )
+ for i in range(1,5):
+ self.assertTrue( mE1[i].isEqual(ref1[i]) )
+ #
+ self.assertTrue( len(mE2) ==5 )
+ self.assertTrue( mE2[0].getNodalConnectivity().isEqual(ref2[0].getNodalConnectivity()) )
+ self.assertTrue( mE2[0].getNodalConnectivityIndex().isEqual(ref2[0].getNodalConnectivityIndex()) )
+ self.assertTrue( mE2[0].getCoords().getHiddenCppPointer() == m.getCoords().getHiddenCppPointer() )
+ for i in range(1,5):
+ self.assertTrue( mE2[i].isEqual(ref2[i]) )
+ #
+ self.assertTrue( mE3[0].getMeshDimension() == 0 )
+ self.assertTrue( mE3[0].getNumberOfCells() == mE3[0].getNumberOfNodes() )
+ a,b = m.getReverseNodalConnectivity()
+ self.assertTrue( mE3[3].isEqual(a) and mE3[4].isEqual(b) )
+ ref3_2 = (m.getNodalConnectivityIndex().deltaShiftIndex()-1) ; ref3_2.computeOffsetsFull()
+ self.assertTrue( ref3_2.isEqual(mE3[2]) )
+ tmp = m.getNodalConnectivityIndex().deepCopy() ; tmp.popBackSilent() ; tmp = tmp.buildComplement( len(m.getNodalConnectivity()) ) ; ref3_1 = m.getNodalConnectivity()[tmp]
+ self.assertTrue( ref3_1.isEqual(mE3[1]) )
+ #
+ cellsInPolyh = [37,160]
+ polyh = m[cellsInPolyh]
+ polyh.convertAllToPoly()
+ m[cellsInPolyh] = polyh
+ pE3 = m.explodeMeshTo(-3)
+ self.assertTrue( pE3[0].getMeshDimension() == 0 )
+ self.assertTrue( pE3[0].getNumberOfCells() == pE3[0].getNumberOfNodes() )
+ a,b = m.getReverseNodalConnectivity()
+ self.assertTrue( pE3[3].isEqual(a) and pE3[4].isEqual(b) )
+ self.assertTrue( pE3[2].isEqual(mE3[2]) ) # indexed arrays are the same
+
+ ref_a,ref_b = DataArrayInt.ExtractFromIndexedArrays( DataArrayInt(cellsInPolyh).buildComplement(m.getNumberOfCells()), mE3[1], mE3[2] )
+ a,b = DataArrayInt.ExtractFromIndexedArrays( DataArrayInt(cellsInPolyh).buildComplement(m.getNumberOfCells()), pE3[1], pE3[2] )
+ self.assertTrue( ref_a.isEqual(a) )
+ self.assertTrue( ref_b.isEqual(b) )
+ for cell in cellsInPolyh:
+ ref_c,ref_d = DataArrayInt.ExtractFromIndexedArrays( cell, mE3[1], mE3[2] ) ; ref_c.sort()
+ c,d = DataArrayInt.ExtractFromIndexedArrays( cell, pE3[1], pE3[2] )
+ self.assertTrue( ref_c.isEqual(c) )
+ self.assertTrue( ref_d.isEqual(d) )
+
+ def testGetCellContainingPointRelativeEps(self):
+ """
+ See EDF27860 : This test checks that detection of point inside a cell works by normalizing cell around origin with factor equal to the max delta of bbox along axis X, Y or Z.
+ """
+ # in this test cell is vuluntary far from origin {15260.775604514516, 11197.646906189217, 14187.820484060947}
+ # and caracteritic size is ~ 1500
+ coo = DataArrayDouble( [(14724.199858870656, 11928.888084722483, 14442.32726944039), (14788.407409534622, 11992.60694822231, 14453.86181555231), (15572.175148726046, 10798.586790270576, 14471.54225356788), (15643.898717334796, 10853.094666047728, 14477.233802854305), (15005.31495255754, 11573.261110174888, 13933.313698681504), (15070.29423166349, 11636.377758513776, 13946.650959030132), (15797.351350158377, 10466.40572765595, 13965.524190108257), (15869.808770928525, 10519.99285973948, 13972.419352086607), (15273.866774426142, 11216.458197414971, 13433.169979717744), (15340.421031616577, 11277.882145177837, 13446.53598386297), (16013.382514001762, 10132.795887638129, 13465.184281842226), (16086.979064572806, 10184.802292369684, 13472.147425473782)] )
+ m = MEDCouplingUMesh("",3)
+ m.setCoords(coo)
+ m.allocateCells()
+ m.insertNextCell(NORM_TETRA4,[0,5,4,6])
+ m.insertNextCell(NORM_TETRA4,[4,5,9,7])
+
+ ##### See EDF2760 pt is outside cell 0 (6e-4) and 1 (8e-4)
+ pt = DataArrayDouble([(15263.41200205526, 11314.957094727113, 13950.0)])
+ a,b = m.getCellsContainingPoints(pt,1e-3)
+ self.assertTrue(a.isEqual(DataArrayInt([0,1])))
+ self.assertTrue(b.isEqual(DataArrayInt([0,2])))
+
+ # by shifting pt by 10 along Z pt in only inside cell # 0
+ pt += [0,0,10]
+ a1,b1 = m.getCellsContainingPoints(pt,1e-3)
+ self.assertTrue(a1.isEqual(DataArrayInt([0])))
+ self.assertTrue(b1.isEqual(DataArrayInt([0,1])))
+
pass
if __name__ == '__main__':