tried making naming more uniform and implemented most of the opengl managers

include/assets/data_stores/shader_source_store.hpp

@@ -0,0 +1,137 @@
+#pragma once
+
+#include "generic/generic_basic_store.hpp"
+#include "assets/data/shader_source_data.hpp"
+#include "assets/data_views/shader_source_view.hpp"
+
+namespace assets
+{
+
+class shader_source_store;
+
+template<typename Char>
+class shader_source_store_iterator
+{
+public:
+	using size_type = std::size_t;
+	using length_type = ztu::u32;
+	using id_type = ztu::id_type_for<shader_source_store, ztu::u32>;
+	using value_type = std::pair<id_type, shader_source_view>;
+
+	using id_iterator_type = id_type const*;
+	using string_iterator_type = Char*;
+	using length_iterator_type = const length_type*;
+
+	using offset_type = size_type;
+	using difference_type = std::ptrdiff_t;
+	using pointer = value_type*;
+	using reference = value_type;
+	using iterator_category = std::random_access_iterator_tag;
+
+private:
+	friend shader_source_store;
+
+	shader_source_store_iterator(
+		id_iterator_type ids,
+		string_iterator_type strings,
+		length_iterator_type lengths,
+		std::size_t index,
+		const offset_type& offset
+	);
+
+public:
+	constexpr shader_source_store_iterator() noexcept = default;
+
+	constexpr shader_source_store_iterator(const shader_source_store_iterator&) noexcept = default;
+	constexpr shader_source_store_iterator(shader_source_store_iterator&&) noexcept = default;
+
+	constexpr shader_source_store_iterator& operator=(const shader_source_store_iterator&) noexcept = default;
+	constexpr shader_source_store_iterator& operator=(shader_source_store_iterator&&) noexcept = default;
+
+	reference operator*() const;
+
+	shader_source_store_iterator& operator++();
+	shader_source_store_iterator operator++(int);
+	shader_source_store_iterator& operator--();
+	shader_source_store_iterator operator--(int);
+
+	shader_source_store_iterator& operator+=(difference_type n);
+	shader_source_store_iterator& operator-=(difference_type n);
+	shader_source_store_iterator operator+(difference_type n) const;
+	shader_source_store_iterator operator-(difference_type n) const;
+	difference_type operator-(const shader_source_store_iterator& other) const;
+
+	reference operator[](difference_type n) const;
+
+	bool operator==(const shader_source_store_iterator& other) const;
+	bool operator!=(const shader_source_store_iterator& other) const;
+	bool operator<(const shader_source_store_iterator& other) const;
+	bool operator<=(const shader_source_store_iterator& other) const;
+	bool operator>(const shader_source_store_iterator& other) const;
+	bool operator>=(const shader_source_store_iterator& other) const;
+
+protected:
+
+	void calc_offset(difference_type n);
+
+	reference dereference() const;
+
+private:
+	id_iterator_type m_ids{};
+	string_iterator_type m_strings{};
+	length_iterator_type m_lengths{};
+	size_type m_index{};
+	offset_type m_offset{};
+};
+
+
+class shader_source_store
+{
+public:
+	using size_type = std::size_t;
+	using count_type = ztu::u32;
+
+	using iterator_type = shader_source_store_iterator<char>;
+	using const_iterator = shader_source_store_iterator<const char>;
+	using view_type = std::ranges::subrange<iterator_type>;
+	using const_view_type = std::ranges::subrange<const_iterator>;
+	using id_type = ztu::id_type_for<shader_source_store, ztu::u32>;
+
+	inline id_type add(const shader_source_data& shader_source);
+
+	[[nodiscard]] inline std::pair<iterator_type, bool> find(id_type id);
+
+	[[nodiscard]] inline std::pair<const_iterator, bool> find(id_type id) const;
+
+	inline void remove(const iterator_type& it);
+
+	inline void clear();
+
+	[[nodiscard]] inline iterator_type begin();
+
+	[[nodiscard]] inline iterator_type end();
+
+	[[nodiscard]] inline const_iterator begin() const;
+
+	[[nodiscard]] inline const_iterator end() const;
+
+	[[nodiscard]] inline const_iterator cbegin() const;
+
+	[[nodiscard]] inline const_iterator cend() const;
+
+	[[nodiscard]] inline view_type view();
+
+	[[nodiscard]] inline const_view_type view() const;
+
+private:
+	std::vector<id_type> m_ids;
+	std::vector<char> m_strings;
+	std::vector<count_type> m_lengths;
+	id_type m_next_data_id{ 1 };
+};
+
+}
+
+#define INCLUDE_SHADER_SOURCE_STORE_IMPLEMENTATION
+#include "assets/data_stores/shader_source_store.ipp"
+#undef INCLUDE_SHADER_SOURCE_STORE_IMPLEMENTATION