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https://github.com/ceres-solver/ceres-solver.git
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Johannes Beck
336a6be5a4
This PR adds integer sequence and two algorithms (sum and exclusive scan). Those will be needed to implement a sized cost function using variadic templates. Change-Id: I8e98d7c11fac94286fe9c364633406e59438f059
59 lines
2.8 KiB
C++
59 lines
2.8 KiB
C++
// Ceres Solver - A fast non-linear least squares minimizer
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// Copyright 2018 Google Inc. All rights reserved.
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// http://ceres-solver.org/
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of Google Inc. nor the names of its contributors may be
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// used to endorse or promote products derived from this software without
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// specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Author: jodebo_beck@gmx.de (Johannes Beck)
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#include "ceres/internal/integer_sequence.h"
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#include <type_traits>
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namespace ceres {
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namespace internal {
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// Unit test for integer_sequence<...>::value_type
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static_assert(std::is_same<integer_sequence<unsigned int, 0>::value_type,
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unsigned int>::value,
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"Unit test of integer sequence value type failed.");
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// Unit tests for make_integer_sequence
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static_assert(
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std::is_same<make_integer_sequence<int, 0>, integer_sequence<int>>::value,
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"Unit test of make integer sequence failed.");
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static_assert(std::is_same<make_integer_sequence<int, 1>,
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integer_sequence<int, 0>>::value,
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"Unit test of make integer sequence failed.");
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static_assert(std::is_same<make_integer_sequence<int, 2>,
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integer_sequence<int, 0, 1>>::value,
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"Unit test of make integer sequence failed.");
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static_assert(std::is_same<make_integer_sequence<int, 3>,
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integer_sequence<int, 0, 1, 2>>::value,
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"Unit test of make integer sequence failed.");
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} // namespace internal
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} // namespace ceres
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