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// Copyright 2016, Tobias Hermann.
// https://github.com/Dobiasd/frugally-deep
// Distributed under the MIT License.
// (See accompanying LICENSE file or at
// https://opensource.org/licenses/MIT)
#pragma once
#include "fdeep/common.hpp"
#include <algorithm>
#include <cstddef>
#include <cstdlib>
#include <string>
#include <vector>
namespace fdeep {
namespace internal {
class tensor_shape_variable {
public:
explicit tensor_shape_variable(
fplus::maybe<std::size_t> size_dim_5,
fplus::maybe<std::size_t> size_dim_4,
fplus::maybe<std::size_t> height,
fplus::maybe<std::size_t> width,
fplus::maybe<std::size_t> depth)
: size_dim_5_(size_dim_5)
, size_dim_4_(size_dim_4)
, height_(height)
, width_(width)
, depth_(depth)
, rank_(5)
{
}
explicit tensor_shape_variable(
fplus::maybe<std::size_t> size_dim_4,
fplus::maybe<std::size_t> height,
fplus::maybe<std::size_t> width,
fplus::maybe<std::size_t> depth)
: size_dim_5_(1)
, size_dim_4_(size_dim_4)
, height_(height)
, width_(width)
, depth_(depth)
, rank_(4)
{
}
explicit tensor_shape_variable(
fplus::maybe<std::size_t> height,
fplus::maybe<std::size_t> width,
fplus::maybe<std::size_t> depth)
: size_dim_5_(1)
, size_dim_4_(1)
, height_(height)
, width_(width)
, depth_(depth)
, rank_(3)
{
}
explicit tensor_shape_variable(
fplus::maybe<std::size_t> width,
fplus::maybe<std::size_t> depth)
: size_dim_5_(1)
, size_dim_4_(1)
, height_(1)
, width_(width)
, depth_(depth)
, rank_(2)
{
}
explicit tensor_shape_variable(
fplus::maybe<std::size_t> depth)
: size_dim_5_(1)
, size_dim_4_(1)
, height_(1)
, width_(1)
, depth_(depth)
, rank_(1)
{
}
std::size_t minimal_volume() const
{
return fplus::just_with_default<std::size_t>(1, size_dim_5_) * fplus::just_with_default<std::size_t>(1, size_dim_4_) * fplus::just_with_default<std::size_t>(1, height_) * fplus::just_with_default<std::size_t>(1, width_) * fplus::just_with_default<std::size_t>(1, depth_);
}
std::size_t rank() const
{
return rank_;
}
fplus::maybe<std::size_t> size_dim_5_;
fplus::maybe<std::size_t> size_dim_4_;
fplus::maybe<std::size_t> height_;
fplus::maybe<std::size_t> width_;
fplus::maybe<std::size_t> depth_;
private:
std::size_t rank_;
};
inline bool operator==(const tensor_shape_variable& lhs, const tensor_shape_variable& rhs)
{
return lhs.size_dim_5_ == rhs.size_dim_5_ && lhs.size_dim_4_ == rhs.size_dim_4_ && lhs.height_ == rhs.height_ && lhs.width_ == rhs.width_ && lhs.depth_ == rhs.depth_;
}
inline bool operator!=(const tensor_shape_variable& lhs, const tensor_shape_variable& rhs)
{
return !(lhs == rhs);
}
}
using tensor_shape_variable = internal::tensor_shape_variable;
inline std::string show_tensor_shape_variable(const tensor_shape_variable& s)
{
const std::vector<fplus::maybe<std::size_t>> dimensions = {
s.size_dim_5_,
s.size_dim_4_,
s.height_,
s.width_,
s.depth_
};
const auto dimensions_repr = fplus::transform(
fplus::show_maybe<std::size_t>, fplus::drop(5 - s.rank(), dimensions));
return std::to_string(s.rank()) + fplus::show_cont_with_frame(", ", "(", ")", dimensions_repr);
}
inline std::string show_tensor_shapes_variable(
const std::vector<tensor_shape_variable>& shapes)
{
return fplus::show_cont(fplus::transform(show_tensor_shape_variable, shapes));
}
}
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