Martin Michelsen
113 lines
3.6 KiB
C++
113 lines
3.6 KiB
C++
#pragma once
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#include <stdint.h>
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#include <array>
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#include <memory>
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#include <phosg/JSON.hh>
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#include <random>
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#include <string>
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#include "AFSArchive.hh"
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#include "GSLArchive.hh"
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#include "ItemNameIndex.hh"
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#include "StaticGameData.hh"
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#include "Text.hh"
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#include "Version.hh"
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class RareItemSet {
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public:
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struct ExpandedDrop {
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uint32_t probability = 0;
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ItemData data;
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std::string str() const;
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std::string str(std::shared_ptr<const ItemNameIndex> name_index) const;
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};
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RareItemSet();
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RareItemSet(const AFSArchive& afs, bool is_v1);
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RareItemSet(const GSLArchive& gsl, bool is_big_endian);
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RareItemSet(const std::string& rel, bool is_big_endian);
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RareItemSet(const phosg::JSON& json, std::shared_ptr<const ItemNameIndex> name_index = nullptr);
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~RareItemSet() = default;
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std::vector<ExpandedDrop> get_enemy_specs(GameMode mode, Episode episode, uint8_t difficulty, uint8_t secid, uint8_t rt_index) const;
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std::vector<ExpandedDrop> get_box_specs(GameMode mode, Episode episode, uint8_t difficulty, uint8_t secid, uint8_t area) const;
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std::string serialize_afs(bool is_v1) const;
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std::string serialize_gsl(bool big_endian) const;
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phosg::JSON json(std::shared_ptr<const ItemNameIndex> name_index = nullptr) const;
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void multiply_all_rates(double factor);
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void print_collection(
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FILE* stream,
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GameMode mode,
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Episode episode,
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uint8_t difficulty,
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uint8_t section_id,
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std::shared_ptr<const ItemNameIndex> name_index = nullptr) const;
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void print_all_collections(FILE* stream, std::shared_ptr<const ItemNameIndex> name_index = nullptr) const;
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protected:
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struct SpecCollection {
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std::vector<std::vector<ExpandedDrop>> rt_index_to_specs;
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std::vector<std::vector<ExpandedDrop>> box_area_to_specs;
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};
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struct ParsedRELData {
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struct PackedDrop {
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uint8_t probability = 0;
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parray<uint8_t, 3> item_code;
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PackedDrop() = default;
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explicit PackedDrop(const ExpandedDrop&);
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ExpandedDrop expand() const;
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} __packed_ws__(PackedDrop, 4);
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template <bool BE>
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struct OffsetsT {
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/* 00 */ U32T<BE> monster_rares_offset; // -> parray<PackedDrop, 0x65> (or 0x33 on v1)
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/* 04 */ U32T<BE> box_count; // Usually 30 (0x1E)
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/* 08 */ U32T<BE> box_areas_offset; // -> parray<uint8_t, 0x1E>
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/* 0C */ U32T<BE> box_rares_offset; // -> parray<PackedDrop, 0x1E>
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/* 10 */
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} __packed__;
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using Offsets = OffsetsT<false>;
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using OffsetsBE = OffsetsT<true>;
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check_struct_size(Offsets, 0x10);
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check_struct_size(OffsetsBE, 0x10);
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struct BoxRare {
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uint8_t area;
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ExpandedDrop drop;
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};
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std::vector<ExpandedDrop> monster_rares;
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std::vector<BoxRare> box_rares;
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ParsedRELData() = default;
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ParsedRELData(phosg::StringReader r, bool big_endian, bool is_v1);
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explicit ParsedRELData(const SpecCollection& collection);
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std::string serialize(bool big_endian, bool is_v1) const;
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template <bool BE>
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void parse_t(phosg::StringReader r, bool is_v1);
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template <bool BE>
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std::string serialize_t(bool is_v1) const;
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SpecCollection as_collection() const;
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};
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std::unordered_map<uint16_t, SpecCollection> collections;
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const SpecCollection& get_collection(GameMode mode, Episode episode, uint8_t difficulty, uint8_t secid) const;
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static std::string gsl_entry_name_for_table(GameMode mode, Episode episode, uint8_t difficulty, uint8_t section_id);
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static uint16_t key_for_params(GameMode mode, Episode episode, uint8_t difficulty, uint8_t secid);
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static uint32_t expand_rate(uint8_t pc);
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static uint8_t compress_rate(uint32_t probability);
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};
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