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author | Lorenz Meier <lm@inf.ethz.ch> | 2013-08-28 08:14:13 +0200 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2013-08-28 08:14:13 +0200 |
commit | 5fe3c49ba0e7e3f64f5b6c9b64ced675c01b14fe (patch) | |
tree | 5f024477d370d92edacead7412f60f6757cbf082 /src/lib/mathlib/math/Vector.cpp | |
parent | e44d134c6c64535f67e26f9633206aba50a10613 (diff) | |
parent | 66c61fbe96e11ee7099431a8370d84f862543810 (diff) | |
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Merged multirotor branch
Diffstat (limited to 'src/lib/mathlib/math/Vector.cpp')
-rw-r--r-- | src/lib/mathlib/math/Vector.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/lib/mathlib/math/Vector.cpp b/src/lib/mathlib/math/Vector.cpp new file mode 100644 index 000000000..35158a396 --- /dev/null +++ b/src/lib/mathlib/math/Vector.cpp @@ -0,0 +1,100 @@ +/**************************************************************************** + * + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name PX4 nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** + * @file Vector.cpp + * + * math vector + */ + +#include "test/test.hpp" + +#include "Vector.hpp" + +namespace math +{ + +static const float data_testA[] = {1, 3}; +static const float data_testB[] = {4, 1}; + +static Vector testA(2, data_testA); +static Vector testB(2, data_testB); + +int __EXPORT vectorTest() +{ + vectorAddTest(); + vectorSubTest(); + return 0; +} + +int vectorAddTest() +{ + printf("Test Vector Add\t\t: "); + Vector r = testA + testB; + float data_test[] = {5.0f, 4.0f}; + ASSERT(vectorEqual(Vector(2, data_test), r)); + printf("PASS\n"); + return 0; +} + +int vectorSubTest() +{ + printf("Test Vector Sub\t\t: "); + Vector r(2); + r = testA - testB; + float data_test[] = { -3.0f, 2.0f}; + ASSERT(vectorEqual(Vector(2, data_test), r)); + printf("PASS\n"); + return 0; +} + +bool vectorEqual(const Vector &a, const Vector &b, float eps) +{ + if (a.getRows() != b.getRows()) { + printf("row number not equal a: %d, b:%d\n", a.getRows(), b.getRows()); + return false; + } + + bool ret = true; + + for (size_t i = 0; i < a.getRows(); i++) { + if (!equal(a(i), b(i), eps)) { + printf("element mismatch (%d)\n", i); + ret = false; + } + } + + return ret; +} + +} // namespace math |