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fixed-vector.cpp
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fixed-vector.cpp
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// Copyright (c) 2021 Dennis Hezel
//
// This software is released under the MIT License.
// https://opensource.org/licenses/MIT
#include <cntgs/contiguous.hpp>
#include <cassert>
#include <vector>
int main()
{
// begin-snippet: fixed-vector-definition
using Vector = cntgs::ContiguousVector<cntgs::FixedSize<float>, //
cntgs::FixedSize<uint32_t>, //
float>;
// end-snippet
const auto initial_capacity = 1;
const auto first_object_count = 3;
const auto second_object_count = 5;
// begin-snippet: fixed-vector-construction
cntgs::ContiguousVector<cntgs::FixedSize<float>, //
cntgs::FixedSize<uint32_t>, //
float>
vector{initial_capacity, {first_object_count, second_object_count}};
// end-snippet
assert(initial_capacity == vector.capacity());
assert(0 == vector.size());
// begin-snippet: fixed-vector-emplace_back
std::vector first{1.f, 2.f, 3.f};
std::vector second{10u, 20u, 30u, 40u, 50u};
vector.emplace_back(first, second.begin(), 0.f);
// end-snippet
auto&& [firsts, seconds, the_uint] = vector[0];
assert(8 == std::addressof(the_uint) - firsts.data());
assert(first_object_count == vector.get_fixed_size<0>());
assert(second_object_count == vector.get_fixed_size<1>());
return 0;
}