143 lines
4.1 KiB
C++
143 lines
4.1 KiB
C++
#pragma once
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#include "generic/generic_basic_store.hpp"
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#include "assets/data/shader_source_data.hpp"
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#include "assets/data_views/shader_source_view.hpp"
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namespace assets
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{
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class shader_source_store;
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template<typename Char>
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class shader_source_store_iterator
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{
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public:
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using size_type = std::size_t;
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using length_type = ztu::u32;
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using id_type = shader_source_id;
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using metadata_type = shader_source_data::metadata;
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using value_type = std::pair<id_type, shader_source_view>;
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using id_iterator_type = id_type const*;
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using string_iterator_type = Char*;
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using length_iterator_type = const length_type*;
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using metadata_iterator_type = const metadata_type*;
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using offset_type = size_type;
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using difference_type = std::ptrdiff_t;
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using pointer = value_type*;
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using reference = value_type;
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using iterator_category = std::random_access_iterator_tag;
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private:
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friend shader_source_store;
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shader_source_store_iterator(
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id_iterator_type ids,
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string_iterator_type strings,
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length_iterator_type lengths,
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metadata_iterator_type metadata,
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std::size_t index,
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const offset_type& offset
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);
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public:
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constexpr shader_source_store_iterator() noexcept = default;
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constexpr shader_source_store_iterator(const shader_source_store_iterator&) noexcept = default;
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constexpr shader_source_store_iterator(shader_source_store_iterator&&) noexcept = default;
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constexpr shader_source_store_iterator& operator=(const shader_source_store_iterator&) noexcept = default;
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constexpr shader_source_store_iterator& operator=(shader_source_store_iterator&&) noexcept = default;
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reference operator*() const;
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shader_source_store_iterator& operator++();
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shader_source_store_iterator operator++(int);
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shader_source_store_iterator& operator--();
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shader_source_store_iterator operator--(int);
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shader_source_store_iterator& operator+=(difference_type n);
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shader_source_store_iterator& operator-=(difference_type n);
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shader_source_store_iterator operator+(difference_type n) const;
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shader_source_store_iterator operator-(difference_type n) const;
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difference_type operator-(const shader_source_store_iterator& other) const;
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reference operator[](difference_type n) const;
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bool operator==(const shader_source_store_iterator& other) const;
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bool operator!=(const shader_source_store_iterator& other) const;
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bool operator<(const shader_source_store_iterator& other) const;
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bool operator<=(const shader_source_store_iterator& other) const;
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bool operator>(const shader_source_store_iterator& other) const;
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bool operator>=(const shader_source_store_iterator& other) const;
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protected:
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void calc_offset(difference_type n);
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reference dereference() const;
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private:
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id_iterator_type m_ids{};
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string_iterator_type m_strings{};
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length_iterator_type m_lengths{};
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metadata_iterator_type m_metadata{};
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size_type m_index{};
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offset_type m_offset{};
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};
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class shader_source_store
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{
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public:
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using size_type = std::size_t;
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using count_type = ztu::u32;
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using iterator_type = shader_source_store_iterator<char>;
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using const_iterator = shader_source_store_iterator<const char>;
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using view_type = std::ranges::subrange<iterator_type>;
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using const_view_type = std::ranges::subrange<const_iterator>;
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using id_type = shader_source_id;
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// TODO not storing metadata
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inline id_type add(
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shader_source_id id,
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const shader_source_data& shader_source
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);
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[[nodiscard]] inline std::pair<iterator_type, bool> find(id_type id);
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[[nodiscard]] inline std::pair<const_iterator, bool> find(id_type id) const;
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inline void remove(const iterator_type& it);
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inline void clear();
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[[nodiscard]] inline iterator_type begin();
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[[nodiscard]] inline iterator_type end();
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[[nodiscard]] inline const_iterator begin() const;
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[[nodiscard]] inline const_iterator end() const;
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[[nodiscard]] inline const_iterator cbegin() const;
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[[nodiscard]] inline const_iterator cend() const;
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private:
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std::vector<id_type> m_ids;
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std::vector<char> m_strings;
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std::vector<count_type> m_lengths;
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std::vector<shader_source_data::metadata> m_metadata;
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};
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}
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#define INCLUDE_SHADER_SOURCE_STORE_IMPLEMENTATION
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#include "assets/data_stores/shader_source_store.ipp"
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#undef INCLUDE_SHADER_SOURCE_STORE_IMPLEMENTATION
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