1 /*
2  * Copyright (c) 2011-2021, The DART development contributors
3  * All rights reserved.
4  *
5  * The list of contributors can be found at:
6  *   https://github.com/dartsim/dart/blob/master/LICENSE
7  *
8  * This file is provided under the following "BSD-style" License:
9  *   Redistribution and use in source and binary forms, with or
10  *   without modification, are permitted provided that the following
11  *   conditions are met:
12  *   * Redistributions of source code must retain the above copyright
13  *     notice, this list of conditions and the following disclaimer.
14  *   * Redistributions in binary form must reproduce the above
15  *     copyright notice, this list of conditions and the following
16  *     disclaimer in the documentation and/or other materials provided
17  *     with the distribution.
18  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
19  *   CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
20  *   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
21  *   MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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30  *   POSSIBILITY OF SUCH DAMAGE.
31  */
32 
33 #include "dart/constraint/DantzigBoxedLcpSolver.hpp"
34 
35 #include "dart/external/odelcpsolver/lcp.h"
36 
37 namespace dart {
38 namespace constraint {
39 
40 //==============================================================================
getType() const41 const std::string& DantzigBoxedLcpSolver::getType() const
42 {
43   return getStaticType();
44 }
45 
46 //==============================================================================
getStaticType()47 const std::string& DantzigBoxedLcpSolver::getStaticType()
48 {
49   static const std::string type = "DantzigBoxedLcpSolver";
50   return type;
51 }
52 
53 //==============================================================================
solve(int n,double * A,double * x,double * b,int,double * lo,double * hi,int * findex,bool earlyTermination)54 bool DantzigBoxedLcpSolver::solve(
55     int n,
56     double* A,
57     double* x,
58     double* b,
59     int /*nub*/,
60     double* lo,
61     double* hi,
62     int* findex,
63     bool earlyTermination)
64 {
65   return external::ode::dSolveLCP(
66       n, A, x, b, nullptr, 0, lo, hi, findex, earlyTermination);
67 }
68 
69 #ifndef NDEBUG
70 //==============================================================================
canSolve(int,const double *)71 bool DantzigBoxedLcpSolver::canSolve(int /*n*/, const double* /*A*/)
72 {
73   // TODO(JS): Not implemented.
74   return true;
75 }
76 #endif
77 
78 } // namespace constraint
79 } // namespace dart
80