GCC Code Coverage Report


Directory: ./
File: tests/test-gradient-based.cc
Date: 2024-08-10 11:29:48
Exec Total Coverage
Lines: 362 362 100.0%
Branches: 1223 2440 50.1%

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1 //
2 // Copyright (c) 2014 CNRS
3 // Authors: Florent Lamiraux
4 //
5
6 // Redistribution and use in source and binary forms, with or without
7 // modification, are permitted provided that the following conditions are
8 // met:
9 //
10 // 1. Redistributions of source code must retain the above copyright
11 // notice, this list of conditions and the following disclaimer.
12 //
13 // 2. Redistributions in binary form must reproduce the above copyright
14 // notice, this list of conditions and the following disclaimer in the
15 // documentation and/or other materials provided with the distribution.
16 //
17 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
20 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
21 // HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
22 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
23 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
28 // DAMAGE.
29
30 #define BOOST_TEST_MODULE gradient_based
31 #include <hpp/fcl/shape/geometric_shapes.h>
32
33 #include <boost/test/included/unit_test.hpp>
34 #include <cmath>
35 #include <hpp/core/continuous-validation/dichotomy.hh>
36 #include <hpp/core/path-optimization/spline-gradient-based.hh>
37 #include <hpp/core/path-vector.hh>
38 #include <hpp/core/problem.hh>
39 #include <hpp/core/steering-method/straight.hh>
40 #include <hpp/pinocchio/collision-object.hh>
41 #include <hpp/pinocchio/device.hh>
42 #include <hpp/pinocchio/joint-collection.hh>
43 #include <hpp/pinocchio/joint.hh>
44 #include <hpp/pinocchio/urdf/util.hh>
45 #include <pinocchio/algorithm/frames.hpp>
46 #include <pinocchio/fwd.hpp>
47 #include <pinocchio/multibody/fcl.hpp>
48 #include <pinocchio/multibody/geometry.hpp>
49
50 using namespace hpp::core;
51 using namespace hpp::pinocchio;
52
53 BOOST_AUTO_TEST_SUITE(test_hpp_core)
54
55 // Build a box robot moving in the plane
56 2 DevicePtr_t createRobot() {
57 std::string urdf(
58 "<robot name='test'>"
59 "<link name='body'>"
60 "<collision>"
61 "<geometry>"
62 "<cylinder length='.2' radius='.1'/>"
63 "</geometry>"
64 "</collision>"
65 "</link>"
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2 "</robot>");
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4 DevicePtr_t robot = Device::create("test");
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2 urdf::loadModelFromString(robot, 0, "", "planar", urdf, "");
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2 BOOST_REQUIRE_EQUAL(robot->configSize(), 4);
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2 BOOST_REQUIRE_EQUAL(robot->numberDof(), 3);
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4 JointPtr_t rj = robot->getJointByName("root_joint");
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2 BOOST_REQUIRE(rj);
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2 rj->upperBound(0, 2);
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2 rj->upperBound(1, 2);
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2 rj->lowerBound(0, -2);
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2 rj->lowerBound(1, -2);
80 4 return robot;
81 2 }
82
83 // Build a cylindrical robot moving in the plane
84 //
85 // Create a circular path from (-1,0) to (1,0) with nominal orientation
86 // with 3 waypoints of various orientations.
87 // Optimal path should be a straight line: all waypoints aligned.
88 // Check waypoints with expected value
89
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4 BOOST_AUTO_TEST_CASE(spline_optimization) {
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4 Eigen::IOFormat eigenFmt(Eigen::FullPrecision);
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2 ::hpp::debug::setVerbosityLevel(100);
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2 DevicePtr_t robot = createRobot();
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2 Configuration_t q0(robot->configSize());
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2 Configuration_t q1(robot->configSize());
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2 Configuration_t q2(robot->configSize());
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2 Configuration_t q3(robot->configSize());
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2 Configuration_t q4(robot->configSize());
99 2 value_type s = sqrt(2) / 2;
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2 q0(0) = -1;
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2 q0(1) = 0;
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2 q0(2) = 1;
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2 q0(3) = 0;
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2 q1(0) = -s;
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2 q1(1) = s;
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2 q1(2) = s;
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2 q2(0) = 0;
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2 q2(1) = 1;
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2 q3(0) = s;
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2 q4(0) = 1;
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2 q4(1) = 0;
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2 q4(2) = 1;
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2 ProblemPtr_t problem = Problem::create(robot);
122 2 SteeringMethodPtr_t sm = problem->steeringMethod();
123 PathVectorPtr_t path =
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2 PathVector::create(robot->configSize(), robot->numberDof());
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2 path->appendPath((*sm)(q0, q1));
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2 path->appendPath((*sm)(q1, q2));
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2 path->appendPath((*sm)(q2, q3));
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2 path->appendPath((*sm)(q3, q4));
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4 problem->setParameter("SplineGradientBased/alphaInit",
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4 hpp::core::Parameter(1.));
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4 problem->setParameter("SplineGradientBased/costThreshold",
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4 hpp::core::Parameter(1e-6));
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4 problem->setParameter("SplineGradientBased/QPAccuracy",
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4 hpp::core::Parameter(1e-10));
135 PathOptimizerPtr_t pathOptimizer1(
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4 pathOptimization::SplineGradientBased<path::BernsteinBasis, 1>::create(
137 2 problem));
138 PathOptimizerPtr_t pathOptimizer3(
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4 pathOptimization::SplineGradientBased<path::BernsteinBasis, 3>::create(
140 2 problem));
141 PathOptimizerPtr_t pathOptimizer5(
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4 pathOptimization::SplineGradientBased<path::BernsteinBasis, 5>::create(
143 2 problem));
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2 PathVectorPtr_t optimizedPath1(pathOptimizer1->optimize(path));
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2 PathVectorPtr_t optimizedPath3(pathOptimizer3->optimize(path));
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2 PathVectorPtr_t optimizedPath5(pathOptimizer5->optimize(path));
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2 BOOST_CHECK(optimizedPath1->numberPaths() == 4);
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2 BOOST_CHECK(optimizedPath3->numberPaths() == 4);
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2 BOOST_CHECK(optimizedPath5->numberPaths() == 4);
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2 Configuration_t p00 = optimizedPath1->pathAtRank(0)->initial();
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2 Configuration_t p01 = optimizedPath1->pathAtRank(0)->end();
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2 Configuration_t p10 = optimizedPath1->pathAtRank(1)->initial();
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2 Configuration_t p11 = optimizedPath1->pathAtRank(1)->end();
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2 Configuration_t p20 = optimizedPath1->pathAtRank(2)->initial();
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2 Configuration_t p21 = optimizedPath1->pathAtRank(2)->end();
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2 Configuration_t p30 = optimizedPath1->pathAtRank(3)->initial();
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2 Configuration_t p31 = optimizedPath1->pathAtRank(3)->end();
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2 Configuration_t r1(robot->configSize());
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2 Configuration_t r2(robot->configSize());
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2 Configuration_t r3(robot->configSize());
161 // Test spline of degree 1
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2 r1 << -0.5, 0, 1, 0;
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2 r2 << 0.0, 0, 1, 0;
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2 r3 << 0.5, 0, 1, 0;
165
166 // Continuity
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2 BOOST_CHECK((p00 - q0).norm() < 1e-10);
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2 BOOST_CHECK((p01 - r1).norm() < 1e-10);
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2 BOOST_CHECK((p10 - r1).norm() < 1e-10);
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2 BOOST_CHECK((p11 - r2).norm() < 1e-10);
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2 BOOST_CHECK((p20 - r2).norm() < 1e-10);
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2 BOOST_CHECK((p21 - r3).norm() < 1e-10);
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2 BOOST_CHECK((p30 - r3).norm() < 1e-10);
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2 BOOST_CHECK((p31 - q4).norm() < 1e-10);
175
176 // Test spline of degree 3
177
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2 p00 = optimizedPath3->pathAtRank(0)->initial();
178
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2 p01 = optimizedPath3->pathAtRank(0)->end();
179
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2 p10 = optimizedPath3->pathAtRank(1)->initial();
180
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2 p11 = optimizedPath3->pathAtRank(1)->end();
181
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2 p20 = optimizedPath3->pathAtRank(2)->initial();
182
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2 p21 = optimizedPath3->pathAtRank(2)->end();
183
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2 p30 = optimizedPath3->pathAtRank(3)->initial();
184
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2 p31 = optimizedPath3->pathAtRank(3)->end();
185 value_type L;
186
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2 vector_t v00(robot->numberDof()), v01(robot->numberDof()),
187
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2 v10(robot->numberDof()), v11(robot->numberDof()), v20(robot->numberDof()),
188
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2 v21(robot->numberDof()), v30(robot->numberDof()), v31(robot->numberDof());
189
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2 L = optimizedPath3->pathAtRank(0)->length();
190
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2 optimizedPath3->pathAtRank(0)->derivative(v00, 0, 1);
191
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2 optimizedPath3->pathAtRank(0)->derivative(v01, L, 1);
192
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2 L = optimizedPath3->pathAtRank(1)->length();
193
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2 optimizedPath3->pathAtRank(1)->derivative(v10, 0, 1);
194
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2 optimizedPath3->pathAtRank(1)->derivative(v11, L, 1);
195
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2 L = optimizedPath3->pathAtRank(2)->length();
196
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2 optimizedPath3->pathAtRank(2)->derivative(v20, 0, 1);
197
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2 optimizedPath3->pathAtRank(2)->derivative(v21, L, 1);
198
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2 L = optimizedPath3->pathAtRank(3)->length();
199
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2 optimizedPath3->pathAtRank(3)->derivative(v30, 0, 1);
200
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2 optimizedPath3->pathAtRank(3)->derivative(v31, L, 1);
201
202
4/8
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2 r1 << -0.520833333333333, 0, 1, 0;
203
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2 r2 << 0, 0, 1, 0;
204
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2 r3 << 0.520833333333333, 0, 1, 0;
205
206 // Continuity
207
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2 BOOST_CHECK((p00 - q0).norm() < 1e-10);
208
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2 BOOST_CHECK((p01 - r1).norm() < 1e-10);
209
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2 BOOST_CHECK((p10 - r1).norm() < 1e-10);
210
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2 BOOST_CHECK((p11 - r2).norm() < 1e-10);
211
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2 BOOST_CHECK((p20 - r2).norm() < 1e-10);
212
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2 BOOST_CHECK((p21 - r3).norm() < 1e-10);
213
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2 BOOST_CHECK((p30 - r3).norm() < 1e-10);
214
8/16
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2 BOOST_CHECK((p31 - q4).norm() < 1e-10);
215
216
4/8
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2 vector_t v0(robot->numberDof()), v1(robot->numberDof()),
217
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2 v2(robot->numberDof()), v3(robot->numberDof()), v4(robot->numberDof());
218
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2 v0 << 0, 0, 0;
219
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2 v1 << 0.562800733001311, 0, 0;
220
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2 v2 << 0.643200837715785, 0, 0;
221
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2 v3 << 0.562800733001311, 0, 0;
222
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2 v4 << 0, 0, 0;
223
224 // Continuity of the first derivative
225
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2 BOOST_CHECK((v00 - v0).norm() < 1e-10);
226
8/16
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2 BOOST_CHECK((v01 - v1).norm() < 1e-10);
227
8/16
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2 BOOST_CHECK((v10 - v1).norm() < 1e-10);
228
8/16
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2 BOOST_CHECK((v11 - v2).norm() < 1e-10);
229
8/16
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2 BOOST_CHECK((v20 - v2).norm() < 1e-10);
230
8/16
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2 BOOST_CHECK((v21 - v3).norm() < 1e-10);
231
8/16
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2 BOOST_CHECK((v30 - v3).norm() < 1e-10);
232
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2 BOOST_CHECK((v31 - v4).norm() < 1e-10);
233
234 // Test spline of degree 5
235
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2 p00 = optimizedPath5->pathAtRank(0)->initial();
236
2/4
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2 p01 = optimizedPath5->pathAtRank(0)->end();
237
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2 p10 = optimizedPath5->pathAtRank(1)->initial();
238
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2 p11 = optimizedPath5->pathAtRank(1)->end();
239
2/4
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2 p20 = optimizedPath5->pathAtRank(2)->initial();
240
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2 p21 = optimizedPath5->pathAtRank(2)->end();
241
2/4
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2 p30 = optimizedPath5->pathAtRank(3)->initial();
242
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2 p31 = optimizedPath5->pathAtRank(3)->end();
243
244
4/8
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2 r1 << -0.553756964312603, 0, 1, 0;
245
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2 r2 << 0, 0, 1, 0;
246
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2 r3 << 0.553756964312603, 0, 1, 0;
247
248 // Continuity
249
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2 BOOST_CHECK((p00 - q0).norm() < 1e-9);
250
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2 BOOST_CHECK((p01 - r1).norm() < 1e-9);
251
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2 BOOST_CHECK((p10 - r1).norm() < 1e-9);
252
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2 BOOST_CHECK((p11 - r2).norm() < 1e-9);
253
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2 BOOST_CHECK((p20 - r2).norm() < 1e-9);
254
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2 BOOST_CHECK((p21 - r3).norm() < 1e-9);
255
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2 BOOST_CHECK((p30 - r3).norm() < 1e-9);
256
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2 BOOST_CHECK((p31 - q4).norm() < 1e-9);
257
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2 L = optimizedPath5->pathAtRank(0)->length();
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2 optimizedPath5->pathAtRank(0)->derivative(v00, 0, 1);
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2 optimizedPath5->pathAtRank(0)->derivative(v01, L, 1);
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2 L = optimizedPath5->pathAtRank(1)->length();
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2 optimizedPath5->pathAtRank(1)->derivative(v10, 0, 1);
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2 optimizedPath5->pathAtRank(1)->derivative(v11, L, 1);
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2 L = optimizedPath5->pathAtRank(2)->length();
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2 optimizedPath5->pathAtRank(2)->derivative(v20, 0, 1);
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2 optimizedPath5->pathAtRank(2)->derivative(v21, L, 1);
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2 L = optimizedPath5->pathAtRank(3)->length();
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2 optimizedPath5->pathAtRank(3)->derivative(v30, 0, 1);
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2 optimizedPath5->pathAtRank(3)->derivative(v31, L, 1);
270
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2 v1 << 0.626154708000684, 0, 0;
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2 v2 << 0.740925524548374, 0, 0;
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2 v3 << 0.626154708000684, 0, 0;
274
275 // Continuity of the first derivative
276
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2 BOOST_CHECK((v00 - v0).norm() < 1e-10);
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2 BOOST_CHECK((v01 - v1).norm() < 1e-10);
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2 BOOST_CHECK((v10 - v1).norm() < 1e-10);
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2 BOOST_CHECK((v11 - v2).norm() < 1e-10);
280
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2 BOOST_CHECK((v20 - v2).norm() < 1e-10);
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2 BOOST_CHECK((v21 - v3).norm() < 1e-10);
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2 BOOST_CHECK((v30 - v3).norm() < 1e-10);
283
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2 BOOST_CHECK((v31 - v4).norm() < 1e-10);
284 2 }
285
286 //
287 // Same as previously, but with a cylindrical obstacle
288 //
289
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4 BOOST_AUTO_TEST_CASE(spline_optimization_obstacle) {
290
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4 Eigen::IOFormat eigenFmt(Eigen::FullPrecision);
291
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2 ::hpp::debug::setVerbosityLevel(100);
292
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2 DevicePtr_t robot = createRobot();
293
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2 Configuration_t q0(robot->configSize());
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2 Configuration_t q1(robot->configSize());
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2 Configuration_t q2(robot->configSize());
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2 Configuration_t q3(robot->configSize());
297
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2 Configuration_t q4(robot->configSize());
298 2 value_type s = sqrt(2) / 2;
299 2 value_type L, t, cost, dt = 0.01;
300
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2 q0(0) = -1;
301
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2 q0(1) = 0;
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2 q0(2) = 0;
303
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2 q0(3) = 1;
304
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2 q1(0) = -s;
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2 q1(1) = s;
306
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2 q1(2) = s;
307
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2 q1(3) = s;
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2 q2(0) = 0;
309
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2 q2(1) = 1;
310
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2 q2(2) = 1;
311
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2 q2(3) = 0;
312
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2 q3(0) = s;
313
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2 q3(1) = s;
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2 q3(2) = s;
315
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2 q3(3) = -s;
316
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2 q4(0) = 1;
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2 q4(1) = 0;
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2 q4(2) = 0;
319
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2 q4(3) = -1;
320
321
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2 ProblemPtr_t problem = Problem::create(robot);
322
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2 PathValidationPtr_t pv(continuousValidation::Dichotomy::create(robot, 0));
323
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2 problem->pathValidation(pv);
324
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2 hpp::pinocchio::Model obstacleRModel;
325
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2 hpp::pinocchio::GeomModelPtr_t obstacleModel(new hpp::pinocchio::GeomModel);
326 hpp::pinocchio::GeomDataPtr_t obstacleData(
327
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2 new hpp::pinocchio::GeomData(*obstacleModel));
328 pinocchio::GeometryObject::CollisionGeometryPtr cylinder(
329
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2 new hpp::fcl::Cylinder(0.2, 0.2));
330
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2 matrix3_t I3(matrix3_t::Identity(3, 3));
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2 vector3_t T;
332
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2 T << -.2, 0, 0;
333
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2 pinocchio::SE3 pose(I3, T);
334
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4 ::pinocchio::GeomIndex id = obstacleModel->addGeometryObject(
335
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4 ::pinocchio::GeometryObject("obstacle", 0, cylinder, pose),
336 obstacleRModel);
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2 obstacleData->oMg.resize(obstacleModel->ngeoms);
338
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2 obstacleData->oMg[id] = obstacleModel->geometryObjects[id].placement;
339 CollisionObjectPtr_t object(
340
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4 new CollisionObject(obstacleModel, obstacleData, id));
341
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2 problem->addObstacle(object);
342
343 2 SteeringMethodPtr_t sm = problem->steeringMethod();
344 PathVectorPtr_t path =
345
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2 PathVector::create(robot->configSize(), robot->numberDof());
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2 path->appendPath((*sm)(q0, q1));
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2 path->appendPath((*sm)(q1, q2));
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2 path->appendPath((*sm)(q2, q3));
349
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2 path->appendPath((*sm)(q3, q4));
350
351
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4 problem->setParameter("SplineGradientBased/alphaInit",
352
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4 hpp::core::Parameter(.5));
353 PathOptimizerPtr_t pathOptimizer1(
354
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4 pathOptimization::SplineGradientBased<path::BernsteinBasis, 1>::create(
355 2 problem));
356 PathOptimizerPtr_t pathOptimizer3(
357
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4 pathOptimization::SplineGradientBased<path::BernsteinBasis, 3>::create(
358 2 problem));
359 PathOptimizerPtr_t pathOptimizer5(
360
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4 pathOptimization::SplineGradientBased<path::BernsteinBasis, 5>::create(
361 2 problem));
362
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2 PathVectorPtr_t optimizedPath1(pathOptimizer1->optimize(path));
363
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2 BOOST_CHECK(optimizedPath1->numberPaths() == 4);
364
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2 Configuration_t p00 = optimizedPath1->pathAtRank(0)->initial();
365
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2 Configuration_t p01 = optimizedPath1->pathAtRank(0)->end();
366
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2 Configuration_t p10 = optimizedPath1->pathAtRank(1)->initial();
367
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2 Configuration_t p11 = optimizedPath1->pathAtRank(1)->end();
368
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2 Configuration_t p20 = optimizedPath1->pathAtRank(2)->initial();
369
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2 Configuration_t p21 = optimizedPath1->pathAtRank(2)->end();
370
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2 Configuration_t p30 = optimizedPath1->pathAtRank(3)->initial();
371
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2 Configuration_t p31 = optimizedPath1->pathAtRank(3)->end();
372
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2 Configuration_t r1(robot->configSize());
373
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2 Configuration_t r2(robot->configSize());
374
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2 Configuration_t r3(robot->configSize());
375 // Test spline of degree 1
376 // Continuity
377
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2 BOOST_CHECK((p00 - q0).norm() < 1e-10);
378
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2 BOOST_CHECK((p01 - p10).norm() < 1e-10);
379
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2 BOOST_CHECK((p11 - p20).norm() < 1e-10);
380
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2 BOOST_CHECK((p21 - p30).norm() < 1e-10);
381
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2 BOOST_CHECK((p31 - q4).norm() < 1e-10);
382
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2 L = optimizedPath1->length();
383 2 t = 0;
384 2 cost = 0;
385
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624 while (t <= L) {
386
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622 vector3_t v;
387
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622 optimizedPath1->derivative(v, t, 1);
388
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622 cost += dt * v.norm();
389 622 t += dt;
390 }
391
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2 BOOST_CHECK(cost <= 4.);
392 // Test spline of degree 3
393
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2 PathVectorPtr_t optimizedPath3(pathOptimizer3->optimize(path));
394
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2 BOOST_CHECK(optimizedPath3->numberPaths() == 4);
395
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2 p00 = optimizedPath3->pathAtRank(0)->initial();
396
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2 p01 = optimizedPath3->pathAtRank(0)->end();
397
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2 p10 = optimizedPath3->pathAtRank(1)->initial();
398
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2 p11 = optimizedPath3->pathAtRank(1)->end();
399
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2 p20 = optimizedPath3->pathAtRank(2)->initial();
400
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2 p21 = optimizedPath3->pathAtRank(2)->end();
401
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2 p30 = optimizedPath3->pathAtRank(3)->initial();
402
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2 p31 = optimizedPath3->pathAtRank(3)->end();
403
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2 vector_t v00(robot->numberDof()), v01(robot->numberDof()),
404
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2 v10(robot->numberDof()), v11(robot->numberDof()), v20(robot->numberDof()),
405
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2 v21(robot->numberDof()), v30(robot->numberDof()), v31(robot->numberDof());
406
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2 L = optimizedPath3->pathAtRank(0)->length();
407
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2 optimizedPath3->pathAtRank(0)->derivative(v00, 0, 1);
408
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2 optimizedPath3->pathAtRank(0)->derivative(v01, L, 1);
409
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2 L = optimizedPath3->pathAtRank(1)->length();
410
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2 optimizedPath3->pathAtRank(1)->derivative(v10, 0, 1);
411
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2 optimizedPath3->pathAtRank(1)->derivative(v11, L, 1);
412
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2 L = optimizedPath3->pathAtRank(2)->length();
413
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2 optimizedPath3->pathAtRank(2)->derivative(v20, 0, 1);
414
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2 optimizedPath3->pathAtRank(2)->derivative(v21, L, 1);
415
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2 L = optimizedPath3->pathAtRank(3)->length();
416
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2 optimizedPath3->pathAtRank(3)->derivative(v30, 0, 1);
417
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2 optimizedPath3->pathAtRank(3)->derivative(v31, L, 1);
418
419 // Continuity
420
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2 BOOST_CHECK((p00 - q0).norm() < 1e-10);
421
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2 BOOST_CHECK((p01 - p10).norm() < 1e-10);
422
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2 BOOST_CHECK((p11 - p20).norm() < 1e-10);
423
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2 BOOST_CHECK((p21 - p30).norm() < 1e-10);
424
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2 BOOST_CHECK((p31 - q4).norm() < 1e-10);
425
426
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2 vector_t v0(robot->numberDof()), v1(robot->numberDof()),
427
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2 v2(robot->numberDof()), v3(robot->numberDof()), v4(robot->numberDof());
428
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2 v0 << 0, 0, 0;
429
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2 v4 << 0, 0, 0;
430
431 // Continuity of the first derivative
432
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2 BOOST_CHECK((v00 - v0).norm() < 1e-10);
433
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2 BOOST_CHECK((v01 - v10).norm() < 1e-10);
434
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2 BOOST_CHECK((v11 - v20).norm() < 1e-10);
435
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2 BOOST_CHECK((v21 - v30).norm() < 1e-10);
436
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2 BOOST_CHECK((v31 - v4).norm() < 1e-10);
437
438
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2 L = optimizedPath3->length();
439 2 t = 0, dt = 0.01;
440 2 cost = 0;
441
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624 while (t <= L) {
442
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622 vector3_t v;
443
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622 optimizedPath3->derivative(v, t, 1);
444
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622 cost += dt * v.norm();
445 622 t += dt;
446 }
447
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2 BOOST_CHECK(cost <= 4.);
448
449 // Test spline of degree 5
450
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2 PathVectorPtr_t optimizedPath5(pathOptimizer5->optimize(path));
451
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2 BOOST_CHECK(optimizedPath5->numberPaths() == 4);
452
2/4
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2 p00 = optimizedPath5->pathAtRank(0)->initial();
453
2/4
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2 p01 = optimizedPath5->pathAtRank(0)->end();
454
2/4
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2 p10 = optimizedPath5->pathAtRank(1)->initial();
455
2/4
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2 p11 = optimizedPath5->pathAtRank(1)->end();
456
2/4
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2 p20 = optimizedPath5->pathAtRank(2)->initial();
457
2/4
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2 p21 = optimizedPath5->pathAtRank(2)->end();
458
2/4
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2 p30 = optimizedPath5->pathAtRank(3)->initial();
459
2/4
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2 p31 = optimizedPath5->pathAtRank(3)->end();
460
461 // Continuity
462
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2 BOOST_CHECK((p00 - q0).norm() < 1e-10);
463
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2 BOOST_CHECK((p01 - p10).norm() < 1e-10);
464
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2 BOOST_CHECK((p11 - p20).norm() < 1e-10);
465
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2 BOOST_CHECK((p21 - p30).norm() < 1e-10);
466
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2 BOOST_CHECK((p31 - q4).norm() < 1e-10);
467
468
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2 L = optimizedPath5->pathAtRank(0)->length();
469
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2 optimizedPath5->pathAtRank(0)->derivative(v00, 0, 1);
470
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2 optimizedPath5->pathAtRank(0)->derivative(v01, L, 1);
471
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2 L = optimizedPath5->pathAtRank(1)->length();
472
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2 optimizedPath5->pathAtRank(1)->derivative(v10, 0, 1);
473
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2 optimizedPath5->pathAtRank(1)->derivative(v11, L, 1);
474
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2 L = optimizedPath5->pathAtRank(2)->length();
475
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2 optimizedPath5->pathAtRank(2)->derivative(v20, 0, 1);
476
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2 optimizedPath5->pathAtRank(2)->derivative(v21, L, 1);
477
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2 L = optimizedPath5->pathAtRank(3)->length();
478
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2 optimizedPath5->pathAtRank(3)->derivative(v30, 0, 1);
479
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2 optimizedPath5->pathAtRank(3)->derivative(v31, L, 1);
480
481 // Continuity of the first derivative
482
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2 BOOST_CHECK((v00 - v0).norm() < 1e-10);
483
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2 BOOST_CHECK((v01 - v10).norm() < 1e-10);
484
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2 BOOST_CHECK((v11 - v20).norm() < 1e-10);
485
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2 BOOST_CHECK((v21 - v30).norm() < 1e-10);
486
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2 BOOST_CHECK((v31 - v4).norm() < 1e-10);
487
488
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2 L = optimizedPath5->length();
489 2 t = 0, dt = 0.01;
490 2 cost = 0;
491
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624 while (t <= L) {
492
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622 vector3_t v;
493
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622 optimizedPath5->derivative(v, t, 1);
494
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622 cost += dt * v.norm();
495 622 t += dt;
496 }
497
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2 BOOST_CHECK(cost <= 4.);
498 2 }
499 BOOST_AUTO_TEST_SUITE_END()
500