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MEDCoupling1SGTUMesh::sortHexa8EachOther
[tools/medcoupling.git] / src / MEDCoupling_Swig / MEDCouplingBasicsTest.py
index 9d61dd3afb7d9cb96ba2082d219a408773179dff..d729cb00c8a9687cf963836cab1b8cc95e76d36d 100644 (file)
@@ -8101,8 +8101,8 @@ class MEDCouplingBasicsTest(unittest.TestCase):
         self.assertEqual(1,cI.getNbOfElems());
         self.assertEqual([0],cI.getValues())
         
-        array12=[0.]*(6*4)
-        da.setValues(array12,6,4) #bad NumberOfComponents
+        array12=[0.]*(6*5)
+        da.setValues(array12,6,5) #bad NumberOfComponents
         self.assertRaises(InterpKernelException, da.findCommonTuples, 1e-2);
         pass
 
@@ -11810,7 +11810,7 @@ class MEDCouplingBasicsTest(unittest.TestCase):
 
     def testSwigRepr1(self):
         d=DataArrayDouble()
-        self.assertTrue(len(d.__repr__())<100)
+        self.assertTrue(len(d.__repr__())<120)
         d.alloc(1000,0) ; self.assertTrue(len(d.__repr__())<100)
         for i in xrange(100):
             d.alloc(i,1) ; d.iota(1.1234567890123456) ; d*=1e123
@@ -11825,7 +11825,7 @@ class MEDCouplingBasicsTest(unittest.TestCase):
             d.alloc(362880,1) ; d.iota() ; d.rearrange(i) ; self.assertTrue(len(d.__repr__())<500)
             pass
         d.alloc(0,9)
-        self.assertTrue(len(d.__repr__())<100)
+        self.assertTrue(len(d.__repr__())<120)
         #
         d=DataArrayInt()
         self.assertTrue(len(d.__repr__())<100)
@@ -11852,7 +11852,7 @@ class MEDCouplingBasicsTest(unittest.TestCase):
         d.alloc(2000,16) ; d[:]='1234567890ABCDEF'
         self.assertTrue(len(d.__repr__())<500)
         d.alloc(0,16) ; d[:]='1234567890ABCDEF'
-        self.assertTrue(len(d.__repr__())<100)
+        self.assertTrue(len(d.__repr__())<120)
         #
         d=DataArrayByte()
         self.assertTrue(len(d.__repr__())<100)
@@ -12991,8 +12991,9 @@ class MEDCouplingBasicsTest(unittest.TestCase):
         cm.setCoords(arr0,arr1,arr1) ; um=cm.buildUnstructured()
         #
         m=MEDCoupling1SGTUMesh("m",NORM_QUAD4)
+        mem_m=m.getHeapMemorySize()
         m.allocateCells(5)
-        self.assertIn(m.getHeapMemorySize(),xrange(80,90))
+        self.assertIn(m.getHeapMemorySize()-mem_m,xrange(5*4*4,5*4*4+32))
         self.assertEqual(m.getNodalConnectivity().getNbOfElemAllocated(),20)
         m.setCoords(um.getCoords())
         m.insertNextCell([1,0,6,7])
@@ -13889,6 +13890,94 @@ class MEDCouplingBasicsTest(unittest.TestCase):
         self.assertTrue(c.isEqual(DataArrayInt([0,-1])))
         pass
 
+    def testSwig2MeshOrientCorrectly2DCells1(self):
+        m=MEDCouplingUMesh("mesh",2)
+        coo=DataArrayDouble([1.,0.,0.5,-0.1,0.,1.,0.,0.,0.07,0.5,0.59,0.5],6,2)
+        m.setCoords(coo)
+        m.allocateCells()
+        m.insertNextCell(NORM_TRI6,[3,0,2,1,5,4])
+        m.insertNextCell(NORM_QPOLYG,[3,0,2,1,5,4])
+        self.assertTrue(DataArrayDouble([-0.58093333350930543,-0.58093333350930543]).isEqual(m.getMeasureField(False).getArray(),1e-12))
+        m.changeSpaceDimension(3)
+        m.orientCorrectly2DCells([0.,0.,-1.],False)
+        #
+        m.checkCoherency()
+        self.assertTrue(m.getNodalConnectivity().isEqual(DataArrayInt([6,3,2,0,4,5,1, 32,3,2,0,4,5,1])))
+        self.assertTrue(m.getNodalConnectivityIndex().isEqual(DataArrayInt([0,7,14])))
+        m.changeSpaceDimension(2)
+        self.assertTrue(DataArrayDouble([0.58093333350930543,0.58093333350930543]).isEqual(m.getMeasureField(False).getArray(),1e-12))
+        pass
+
+    def testSwig2Hexa8HavingFacesWarped1(self):
+        """ This test is bases on a "error" of interpolation detected. After investigation cell #3 of src is warped that leads to the fact that when trg is 
+        intersected with src the sum of intersection volume is greater than the volume of the trg cell.
+        A test that can be done is to split the cell #3 of src into tetrohedrons and by summing all the volumes it does not fit the volume computed of cell#3 unsplitted (expect for
+        GENERAL_24).
+        """
+        srcCoo=DataArrayDouble([0.15694071546650565,0.09383333333333337,6.920842121738133,0.15774332475430292,0.185486666666667,6.920682472824616,0.1585459340420992,0.27713999999999994,6.9205228239111,0.07427195882345167,0.05782666666666668,6.937285959830335,0.06343673343819695,0.11347333333333297,6.939441220162809,0.05260150805294228,0.16911999999999996,6.941596480495282,0.014076262238703396,0.04800666666666667,6.949259628344076,0.014076262238703396,0.07092000000000007,6.949259628344076,0.15407499632681992,0.09383333333333338,6.897607484780063,0.15489234394181514,0.18548666666666702,6.897567331066572,0.15570969155680933,0.27714,6.897527177353081,0.06988819198237989,0.05782666666666669,6.901743317269663,0.05885399917995321,0.11347333333333298,6.9022853924017955,0.047819806377526586,0.16912,6.902827467533927,0.0085871208577874,0.048006666666666684,6.9047548457815076,0.0085871208577874,0.07092000000000008,6.9047548457815076,0.153883333333333,0.09383333333333338,6.820902,0.154701666666667,0.18548666666666702,6.820902,0.15551999999999996,0.27714,6.820902,0.06959499999999999,0.05782666666666669,6.820902,0.058547499999999975,0.11347333333333298,6.820902,0.04749999999999999,0.16912,6.820902],22,3)
+        src=MEDCouplingUMesh("TBmesh3D",3) ; src.setCoords(srcCoo)
+        src.allocateCells()
+        src.insertNextCell(NORM_HEXA8,[0,1,4,3,8,9,12,11])
+        src.insertNextCell(NORM_HEXA8,[1,2,5,4,9,10,13,12])
+        src.insertNextCell(NORM_HEXA8,[4,5,7,6,12,13,15,14])
+        src.insertNextCell(NORM_HEXA8,[8,9,12,11,16,17,20,19])
+        src.insertNextCell(NORM_HEXA8,[9,10,13,12,17,18,21,20])
+        src.checkCoherency2()
+        # trg is useless here but I keep it in case of MEDCouplingRemapper were expected to do something about warped NORM_HEXA8
+        trgCoo=DataArrayDouble([0.0960891897852753,0.105088620541845,6.8598,0.0599574480546212,0.118434267436059,6.8598,0.113514510609589,0.14874473653263,6.8598,0.0831322609794463,0.167319109733883,6.8598,0.0960891897852753,0.105088620541845,6.92146666666667,0.0599574480546212,0.118434267436059,6.92146666666667,0.113514510609589,0.14874473653263,6.92146666666667,0.0831322609794463,0.167319109733883,6.92146666666667],8,3)
+        trg=MEDCouplingUMesh("MESH",3) ; trg.setCoords(trgCoo)
+        trg.allocateCells()
+        trg.insertNextCell(NORM_HEXA8,[0,1,3,2,4,5,7,6])
+        #
+        srcFace=src.buildDescendingConnectivity()[0]
+        conn=MEDCoupling1SGTUMesh(srcFace).getNodalConnectivity() ; conn.rearrange(4)
+        eqFaces=srcFace.computePlaneEquationOf3DFaces()
+        nodeIdInCell=3
+        e=(srcFace.getCoords()[conn[:,nodeIdInCell]]*eqFaces[:,:-1]).sumPerTuple()+eqFaces[:,3]# e represent the error between the expected 'a*X+b*Y+c*Z+d' in eqFaces and 0. Closer e to 0. is closer the 4th point is to the plane built with the 3 first points
+        lambd=-e/(eqFaces[:,:3]**2).sumPerTuple()
+        pts=lambd*eqFaces[:,:-1]+srcFace.getCoords()[conn[:,nodeIdInCell]]#pts represent the projection of the last points of each NORM_QUAD4 to the plane defined by the 3 first points of the NORM_QUAD4 cell
+        shouldBeZero=(pts*eqFaces[:,:-1]).sumPerTuple()+eqFaces[:,3]# this line is useless only to be sure that pts are on the plane.
+        check=(pts-srcFace.getCoords()[conn[:,nodeIdInCell]]).magnitude() # check contains the distance of the last point to its plane
+        idsToTest=check.getIdsNotInRange(0.,1e-10)
+        self.assertTrue(idsToTest.isEqual(DataArrayInt([17,18,19,20,22,23,24])))
+        idsToTest2=idsToTest.getIdsNotInRange(18,22)
+        self.assertTrue(idsToTest2.isEqual(DataArrayInt([0,4,5,6])))
+        idsToTest2.rearrange(2)
+        self.assertTrue(idsToTest2.sumPerTuple().isEqual(DataArrayInt([4,11])))
+        pass
+
+    def testSwig2SortHexa8EachOther1(self):
+        """
+        testing MEDCoupling1SGTUMesh.sortHexa8EachOther method
+        """
+        coords1=DataArrayDouble([(-0.5,0.5,-0.5),(0.5,-0.5,-0.5),(-0.5,-0.5,0.5),(-0.5,-0.5,-0.5),(0.5,-0.5,0.5),(-0.5,0.5,0.5),(0.5,0.5,0.5),(0.5,0.5,-0.5)])
+        m1=MEDCouplingUMesh("m1",3) ; m1.setCoords(coords1)
+        m1.allocateCells() ; m1.insertNextCell(NORM_HEXA8,[7,1,3,0,6,4,2,5])
+        m1.checkCoherency()
+        #
+        m2=m1.deepCpy() ; m2.setName("m2")
+        #
+        trs=[[0.,0.,-1.],[0.,0.,1.],[1.,0.,0.],[0.,-1.,0.],[-1.,0.,0.],[0.,1.,0.]]
+        for i,t in enumerate(trs):
+            for j in xrange(64):
+                j2=(j//16) ; j1=((j%16)//4) ; j0=(j%4)
+                m11=m1.deepCpy()
+                m11.rotate([0.,0.,0.],[0.,0.,1.],float(j0)*pi/2)
+                m11.rotate([0.,0.,0.],[0.,1.,0.],float(j1)*pi/2)
+                m11.rotate([0.,0.,0.],[1.,0.,0.],float(j2)*pi/2)
+                m11.translate(t)
+                #
+                m=MEDCouplingUMesh.MergeUMeshes(m2,m11)
+                m.mergeNodes(1e-12)
+                self.assertEqual(12,m.getNumberOfNodes())
+                m=MEDCoupling1SGTUMesh(m)
+                m.sortHexa8EachOther()
+                tmp0=m.buildUnstructured().tetrahedrize(PLANAR_FACE_6)[0].buildUnstructured()
+                self.assertEqual(20,tmp0.computeSkin().getNumberOfCells())
+                pass
+            pass
+        pass
+
     def setUp(self):
         pass
     pass