Intrepid
test_01.cpp
Go to the documentation of this file.
1// @HEADER
2// ************************************************************************
3//
4// Intrepid Package
5// Copyright (2007) Sandia Corporation
6//
7// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
8// license for use of this work by or on behalf of the U.S. Government.
9//
10// Redistribution and use in source and binary forms, with or without
11// modification, are permitted provided that the following conditions are
12// met:
13//
14// 1. Redistributions of source code must retain the above copyright
15// notice, this list of conditions and the following disclaimer.
16//
17// 2. Redistributions in binary form must reproduce the above copyright
18// notice, this list of conditions and the following disclaimer in the
19// documentation and/or other materials provided with the distribution.
20//
21// 3. Neither the name of the Corporation nor the names of the
22// contributors may be used to endorse or promote products derived from
23// this software without specific prior written permission.
24//
25// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
26// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
29// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
31// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
32// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
33// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36//
37// Questions? Contact Pavel Bochev (pbboche@sandia.gov)
38// Denis Ridzal (dridzal@sandia.gov), or
39// Kara Peterson (kjpeter@sandia.gov)
40//
41// ************************************************************************
42// @HEADER
43
44
52#include "Teuchos_oblackholestream.hpp"
53#include "Teuchos_RCP.hpp"
54#include "Teuchos_GlobalMPISession.hpp"
57#include <iostream>
58using namespace Intrepid;
59
64int main(int argc, char *argv[]) {
65
66 Teuchos::GlobalMPISession mpiSession(&argc, &argv);
67
68 // This little trick lets us print to std::cout only if a (dummy) command-line argument is provided.
69 int iprint = argc - 1;
70
71 Teuchos::RCP<std::ostream> outStream;
72 Teuchos::oblackholestream bhs; // outputs nothing
73
74 if (iprint > 0)
75 outStream = Teuchos::rcp(&std::cout, false);
76 else
77 outStream = Teuchos::rcp(&bhs, false);
78
79 // Save the format state of the original std::cout.
80 Teuchos::oblackholestream oldFormatState;
81 oldFormatState.copyfmt(std::cout);
82
83 *outStream \
84 << "===============================================================================\n" \
85 << "| |\n" \
86 << "| Unit Test OrthogonalBases |\n" \
87 << "| |\n" \
88 << "| 1) Tests orthogonality of triangular orthogonal basis (Dubiner) |\n" \
89 << "| |\n" \
90 << "| Questions? Contact Pavel Bochev (pbboche@sandia.gov) or |\n" \
91 << "| Denis Ridzal (dridzal@sandia.gov) or |\n" \
92 << "| Robert Kirby (robert.c.kirby@ttu.edu) |\n" \
93 << "| |\n" \
94 << "| Intrepid's website: http://trilinos.sandia.gov/packages/intrepid |\n" \
95 << "| Trilinos website: http://trilinos.sandia.gov |\n" \
96 << "| |\n" \
97 << "===============================================================================\n";
98
99 int errorFlag = 0;
100
101 // First, get a reference quadrature rule
102
104 FieldContainer<double> cubPts( myCub.getNumPoints() , 2 );
105 FieldContainer<double> cubWts( myCub.getNumPoints() );
106
107 myCub.getCubature( cubPts , cubWts );
108
109 // Tabulate the basis functions at the cubature points
110 const int deg = 10;
111 const int polydim = (deg+1)*(deg+2)/2;
112 FieldContainer<double> basisAtCubPts( polydim , myCub.getNumPoints() );
113 OrthogonalBases::tabulateTriangle<double,FieldContainer<double>,FieldContainer<double> >( cubPts , deg , basisAtCubPts );
114
115 // Now let's compute the mass matrix
116 for (int i=0;i<polydim;i++) {
117 for (int j=0;j<polydim;j++) {
118 double cur = 0;
119 for (int k=0;k<myCub.getNumPoints();k++) {
120 cur += cubWts(k) * basisAtCubPts( i , k ) * basisAtCubPts( j , k );
121 }
122 if (i != j && fabs( cur ) > INTREPID_TOL) {
123 errorFlag++;
124 }
125 else if (i == j && fabs( cur ) < INTREPID_TOL ) {
126 errorFlag++;
127 }
128
129 }
130 }
131
132
133 if (errorFlag != 0)
134 std::cout << "End Result: TEST FAILED\n";
135 else
136 std::cout << "End Result: TEST PASSED\n";
137
138 // reset format state of std::cout
139 std::cout.copyfmt(oldFormatState);
140
141 return errorFlag;
142}
int main(int argc, char *argv[])
outdated tests for orthogonal bases
Definition: test_01.cpp:64
Header file for the Intrepid::CubatureDirectTriDefault class.
Header file for utility class to provide multidimensional containers.
Header file for orthogonal bases on various cell types.
Defines direct integration rules on a triangle.
virtual void getCubature(ArrayPoint &cubPoints, ArrayWeight &cubWeights) const
Returns cubature points and weights (return arrays must be pre-sized/pre-allocated).
virtual int getNumPoints() const
Returns the number of cubature points.
Implementation of a templated lexicographical container for a multi-indexed scalar quantity....