def test_high_level_interface(self): self.fixture_setup() p_size = parallel_machine_size(self.pm) if p_size <= 2: eMesh = PerceptMesh(2) eMesh.open("./exodus_files/quad_fixture.e") vectorDimension = 0 eMesh.add_field("coords_mag_field", FEMMetaData.NODE_RANK, vectorDimension) eMesh.commit() f_coords = eMesh.get_field("coordinates") coords_mag_field = eMesh.get_field("coords_mag_field") ff_coords = FieldFunction("ff_coords", f_coords, eMesh, 2, 2) #eval_vec3_print(0.1,0.1,0.1,0.0,ff_coords) coords_mag_sf = StringFunction("sqrt(x*x + y*y )", "coords_mag_sf", 2, 1) x = 0.123 y = 0.234 vv = sqrt(x * x + y * y) v1 = eval_func2(x, y, 0, coords_mag_sf) print "vv = ", vv, "== v1 = ", v1 self.assertEqual(vv, v1) coords_mag_field_function = FieldFunction( "coords_mag_field_function", coords_mag_field, eMesh, 2, 1) coords_mag_field_function.interpolateFrom(coords_mag_sf) eMesh.save_as("./exodus_files/quad_fixture_with_coords_mag.e") ff_coords.add_alias("mc") sfcm = StringFunction("sqrt(mc[0]*mc[0]+mc[1]*mc[1]+mc[2]*mc[2])", "sfcm", 3, 1) add_newlines = True eMesh.print_info("quad fixture", 2, add_newlines) self.assertTrue(eMesh.get_spatial_dim() == 2) self.assertTrue(eMesh.get_number_elements() == 12 * 12) self.assertTrue(eMesh.get_number_nodes() == 13 * 13) self.assertTrue(eMesh.get_parallel_size() == p_size) self.assertTrue(eMesh.get_bulk_data() != 0) self.assertTrue(eMesh.get_fem_meta_data() != 0) # // entity data setter/getters node = eMesh.get_node(1) self.assertTrue(node != 0) cm1 = eMesh.get_field_data(coords_mag_field, node) co1 = [0, 0] co1[0] = eMesh.get_field_data(f_coords, node, 0) co1[1] = eMesh.get_field_data(f_coords, node, 1) print "cm1= ", cm1, " co1= ", co1 eMesh.set_field_data(123.0, f_coords, node, 0) co1[0] = eMesh.get_field_data(f_coords, node, 0) print " co1= ", co1 element = eMesh.get_element(1) self.assertTrue(element != 0) element1 = eMesh.get_entity(eMesh.element_rank(), 1) self.assertTrue(element == element1) #/// find node closest to given point node = eMesh.get_node(0, 0) self.assertTrue(node != 0) #/// find element that contains given point element = eMesh.get_element(0.01, 0.01) self.assertTrue(element != 0)
# DEBUG print numSteps, pMesh.get_current_database_step(), pMesh.get_current_database_time() cubDegree = 2 lInfNorm = LInfNorm(bulkData) lInfNorm.setCubDegree(cubDegree) l2Norm = L2Norm(bulkData) l2Norm.setCubDegree(cubDegree) errors[i*2]=l2Norm.evaluate(sf_Terr) errors[i*2+1]=lInfNorm.evaluate(sf_Terr) if dofs_are_elems: dofs[i] = float(pMesh.get_number_elements()) else: dofs[i] = float(pMesh.get_number_nodes()) print "done: ", numSteps, dofs[i], errors[i*2], errors[i*2+1] for i in range(0,num_meshes-1): mesh_ratio=pow(dofs[i]/dofs[i+1],-1.0/spatial_dim) for n in range(0,2): rates[i*2+n]=log(errors[i*2+n]/errors[(i+1)*2+n])/log(mesh_ratio) print rates[i*2+n], rates[i*2+n]-expected_rates[n], tolerances[n] # OUTPUT: # pass: if rates are within tolerance of expected rates # fail: otherwise
def test_high_level_interface(self): self.fixture_setup() p_size = parallel_machine_size(self.pm) if p_size <= 2: eMesh = PerceptMesh(2) eMesh.open("./exodus_files/quad_fixture.e") vectorDimension = 0 eMesh.add_field("coords_mag_field", FEMMetaData.NODE_RANK, vectorDimension) eMesh.commit() f_coords = eMesh.get_field("coordinates") coords_mag_field = eMesh.get_field("coords_mag_field") ff_coords = FieldFunction("ff_coords", f_coords, eMesh, 2, 2) #eval_vec3_print(0.1,0.1,0.1,0.0,ff_coords) coords_mag_sf = StringFunction("sqrt(x*x + y*y )" , "coords_mag_sf", 2, 1) x = 0.123 y = 0.234 vv = sqrt(x*x + y*y ) v1 = eval_func2(x,y,0,coords_mag_sf) print "vv = ", vv, "== v1 = ", v1 self.assertEqual(vv, v1) coords_mag_field_function = FieldFunction("coords_mag_field_function", coords_mag_field, eMesh, 2, 1) coords_mag_field_function.interpolateFrom(coords_mag_sf) eMesh.save_as("./exodus_files/quad_fixture_with_coords_mag.e") ff_coords.add_alias("mc") sfcm = StringFunction("sqrt(mc[0]*mc[0]+mc[1]*mc[1]+mc[2]*mc[2])", "sfcm", 3, 1) add_newlines = True eMesh.print_info("quad fixture", 2, add_newlines) self.assertTrue(eMesh.get_spatial_dim() == 2) self.assertTrue(eMesh.get_number_elements() == 12*12) self.assertTrue(eMesh.get_number_nodes() == 13*13) self.assertTrue(eMesh.get_parallel_size() == p_size) self.assertTrue(eMesh.get_bulk_data() != 0) self.assertTrue(eMesh.get_fem_meta_data() != 0) # // entity data setter/getters node = eMesh.get_node(1) self.assertTrue(node != 0) cm1 = eMesh.get_field_data(coords_mag_field, node) co1 = [0,0] co1[0] = eMesh.get_field_data(f_coords, node, 0) co1[1] = eMesh.get_field_data(f_coords, node, 1) print "cm1= ", cm1, " co1= ", co1 eMesh.set_field_data(123.0, f_coords, node, 0) co1[0] = eMesh.get_field_data(f_coords, node, 0) print " co1= ", co1 element = eMesh.get_element(1) self.assertTrue(element != 0) element1 = eMesh.get_entity(eMesh.element_rank(), 1) self.assertTrue(element == element1) #/// find node closest to given point node = eMesh.get_node(0,0) self.assertTrue(node != 0) #/// find element that contains given point element = eMesh.get_element(0.01, 0.01) self.assertTrue(element != 0)
# DEBUG print numSteps, pMesh.get_current_database_step(), pMesh.get_current_database_time() cubDegree = 2 lInfNorm = LInfNorm(bulkData) lInfNorm.setCubDegree(cubDegree) l2Norm = L2Norm(bulkData) l2Norm.setCubDegree(cubDegree) errors[i*2]=l2Norm.evaluate(sf_Terr) errors[i*2+1]=lInfNorm.evaluate(sf_Terr) if dofs_are_elems: dofs[i] = float(pMesh.get_number_elements()) else: dofs[i] = float(pMesh.get_number_nodes()) print numSteps, dofs[i], errors[i*2], errors[i*2+1] for i in range(0,num_meshes-1): mesh_ratio=pow(dofs[i]/dofs[i+1],-1.0/spatial_dim) for n in range(0,2): rates[i*2+n]=log(errors[i*2+n]/errors[(i+1)*2+n])/log(mesh_ratio) print rates[i*2+n], rates[i*2+n]-expected_rates[n], tolerances[n] # OUTPUT: # pass: if rates are within tolerance of expected rates # fail: otherwise