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psopeeps-newserv/src/TekkerAdjustmentSet.cc
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Martin Michelsen 708d2a9fb0 convert shop random sets to JSON
2026-06-06 21:51:15 -07:00

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#include "TekkerAdjustmentSet.hh"
#include <algorithm>
#include "CommonFileFormats.hh"
#include "StaticGameData.hh"
#include "Types.hh"
static const std::array<int8_t, 11> delta_table = {-10, -5, -3, -2, -1, 0, 1, 2, 3, 5, 10};
static const std::unordered_map<int8_t, size_t> reverse_delta_table = {
{-10, 0}, {-5, 1}, {-3, 2}, {-2, 3}, {-1, 4}, {0, 5}, {1, 6}, {2, 7}, {3, 8}, {5, 9}, {10, 10}};
struct DeltaProbabilityEntry {
uint8_t delta_index;
uint8_t count_default;
uint8_t count_favored;
} __packed_ws__(DeltaProbabilityEntry, 3);
struct LuckTableEntry {
uint8_t delta_index;
int8_t luck;
} __packed_ws__(LuckTableEntry, 2);
template <bool BE>
struct ProbTableRefT {
U32T<BE> offset;
U32T<BE> count;
} __packed_ws_be__(ProbTableRefT, 8);
template <bool BE>
struct RootT {
// Each section ID's favored weapon class has different probabilities than those used for all other weapons. The
// tables are labeled with (D) for the default values and (F) for the favored-class values.
// Note that the favored bonuses for Redria are all zero; these values are unused because Redria does not have a
// favored weapon type. Curiously, Yellowboze also does not have a favored weapon type, but the values for Yellowboze
// are not all zero.
// This table specifies how likely a special is to be upgraded or downgraded by one level.
// In PSO V3, the special upgrade table is:
// Viridia => (D) +1=10%, 0=60%, -1=30%
// Viridia => (F) +1=25%, 0=50%, -1=25%
// Greennill => (D) +1=25%, 0=65%, -1=10%
// Greennill => (F) +1=40%, 0=55%, -1=5%
// Skyly => (D) +1=15%, 0=70%, -1=15%
// Skyly => (F) +1=30%, 0=60%, -1=10%
// Bluefull => (D) +1=10%, 0=60%, -1=30%
// Bluefull => (F) +1=25%, 0=50%, -1=25%
// Purplenum => (D) +1=25%, 0=65%, -1=10%
// Purplenum => (F) +1=40%, 0=55%, -1=5%
// Pinkal => (D) +1=15%, 0=70%, -1=15%
// Pinkal => (F) +1=30%, 0=60%, -1=10%
// Redria => (D) +1=20%, 0=60%, -1=20%
// Redria => (F) +1=0%, 0=0%, -1=0%
// Oran => (D) +1=15%, 0=70%, -1=15%
// Oran => (F) +1=30%, 0=60%, -1=10%
// Yellowboze => (D) +1=25%, 0=65%, -1=10%
// Yellowboze => (F) +1=40%, 0=55%, -1=5%
// Whitill => (D) +1=10%, 0=60%, -1=30%
// Whitill => (F) +1=25%, 0=50%, -1=25%
U32T<BE> special_delta_table_offset; // [{c, o -> (DeltaProbabilityEntry)[10][c]})
// This table specifies how likely a weapon's grind is to be upgraded or downgraded, and by how much. The final grind
// value is clamped to the range between 0 and the weapon's maximum grind from ItemPMT, inclusive.
// In PSO V3, the grind delta table is:
// Viridia => (D) +3=3%, +2=7%, +1=13%, 0=60%, -1=10%, -2=7%, -3=0%
// Viridia => (F) +3=5%, +2=13%, +1=25%, 0=50%, -1=7%, -2=0%, -3=0%
// Greennill => (D) +3=0%, +2=5%, +1=10%, 0=70%, -1=10%, -2=5%, -3=0%
// Greennill => (F) +3=3%, +2=7%, +1=20%, 0=60%, -1=10%, -2=0%, -3=0%
// Skyly => (D) +3=0%, +2=7%, +1=10%, 0=60%, -1=13%, -2=7%, -3=3%
// Skyly => (F) +3=3%, +2=12%, +1=20%, 0=50%, -1=10%, -2=5%, -3=0%
// Bluefull => (D) +3=3%, +2=7%, +1=13%, 0=60%, -1=10%, -2=7%, -3=0%
// Bluefull => (F) +3=5%, +2=13%, +1=25%, 0=50%, -1=7%, -2=0%, -3=0%
// Purplenum => (D) +3=0%, +2=5%, +1=10%, 0=70%, -1=10%, -2=5%, -3=0%
// Purplenum => (F) +3=3%, +2=7%, +1=20%, 0=60%, -1=10%, -2=0%, -3=0%
// Pinkal => (D) +3=0%, +2=7%, +1=10%, 0=60%, -1=13%, -2=7%, -3=3%
// Pinkal => (F) +3=3%, +2=12%, +1=20%, 0=50%, -1=10%, -2=5%, -3=0%
// Redria => (D) +3=0%, +2=7%, +1=10%, 0=60%, -1=13%, -2=7%, -3=3%
// Redria => (F) +3=0%, +2=0%, +1=0%, 0=0%, -1=0%, -2=0%, -3=0%
// Oran => (D) +3=0%, +2=7%, +1=10%, 0=60%, -1=13%, -2=7%, -3=3%
// Oran => (F) +3=3%, +2=12%, +1=20%, 0=50%, -1=10%, -2=5%, -3=0%
// Yellowboze => (D) +3=0%, +2=5%, +1=10%, 0=70%, -1=10%, -2=5%, -3=0%
// Yellowboze => (F) +3=3%, +2=7%, +1=20%, 0=60%, -1=10%, -2=0%, -3=0%
// Whitill => (D) +3=3%, +2=7%, +1=13%, 0=60%, -1=10%, -2=7%, -3=0%
// Whitill => (F) +3=5%, +2=13%, +1=25%, 0=50%, -1=7%, -2=0%, -3=0%
U32T<BE> grind_delta_table_offset; // [{c, o -> (DeltaProbabilityEntry)[10][c]})
// This table specifies how likely a weapon's bonuses are to be upgraded or downgraded, and by how much. The final
// bonuses are capped above at 100, but there is no lower limit (so negative results are possible).
// In PSO V3, the bonus delta table is:
// Viridia => (D) +10=5%, +5=15%, 0=60%, -5=15%, -10=5%
// Viridia => (F) +10=8%, +5=20%, 0=60%, -5=10%, -10=2%
// Greennill => (D) +10=5%, +5=10%, 0=50%, -5=25%, -10=10%
// Greennill => (F) +10=8%, +5=15%, 0=50%, -5=20%, -10=7%
// Skyly => (D) +10=10%, +5=25%, 0=50%, -5=10%, -10=5%
// Skyly => (F) +10=13%, +5=30%, 0=50%, -5=5%, -10=2%
// Bluefull => (D) +10=5%, +5=15%, 0=60%, -5=15%, -10=5%
// Bluefull => (F) +10=8%, +5=20%, 0=60%, -5=10%, -10=2%
// Purplenum => (D) +10=5%, +5=10%, 0=50%, -5=25%, -10=10%
// Purplenum => (F) +10=8%, +5=15%, 0=50%, -5=20%, -10=7%
// Pinkal => (D) +10=10%, +5=25%, 0=50%, -5=10%, -10=5%
// Pinkal => (F) +10=13%, +5=30%, 0=50%, -5=5%, -10=2%
// Redria => (D) +10=10%, +5=25%, 0=50%, -5=10%, -10=5%
// Redria => (F) +10=0%, +5=0%, 0=0%, -5=0%, -10=0%
// Oran => (D) +10=10%, +5=25%, 0=50%, -5=10%, -10=5%
// Oran => (F) +10=13%, +5=30%, 0=50%, -5=5%, -10=2%
// Yellowboze => (D) +10=5%, +5=10%, 0=50%, -5=25%, -10=10%
// Yellowboze => (F) +10=8%, +5=15%, 0=50%, -5=20%, -10=7%
// Whitill => (D) +10=5%, +5=15%, 0=60%, -5=15%, -10=5%
// Whitill => (F) +10=8%, +5=20%, 0=60%, -5=10%, -10=2%
U32T<BE> bonus_delta_table_offset; // [{c, o -> (DeltaProbabilityEntry)[10][c]})
// There is a secondary computation done during weapon adjustment that appears to determine how "good" the resulting
// weapon is compared to its original state. If the result of this computation is positive, the game plays a jingle
// when the tekker result is accepted. These tables describe how much each delta affects this value, which we call
// luck.
// In PSO V3, the special upgrade luck table is:
// +1 => +20, 0 => 0, -1 => -20
U32T<BE> special_luck_table_offset; // LuckTableEntry[...]; ending with FF FF
// In PSO V3, the grind delta luck table is:
// +3 => +10, +2 => +5, +1 => +3, 0 => 0, -1 => -3, -2 => -5, -3 => -10
U32T<BE> grind_luck_table_offset; // LuckTableEntry[...]; ending with FF FF
// In PSO V3, the bonus delta luck table is:
// +10 => +15, +5 => +8, 0 => 0, -5 => -8, -10 => -15
U32T<BE> bonus_luck_table_offset; // LuckTableEntry[...]; ending with FF FF
} __packed_ws_be__(RootT, 0x18);
uint8_t TekkerAdjustmentSet::favored_weapon_type_for_section_id(uint8_t section_id) {
// The favored weapon type table is hardcoded in the game client. The table is:
// Viridia shots
// Greennill rifles
// Skyly swords
// Bluefull partisans
// Purplenum mechguns
// Pinkal canes
// Redria (none)
// Oran daggers
// Yellowboze (none)
// Whitill slicers
static const std::array<uint8_t, 10> data{0x09, 0x07, 0x02, 0x04, 0x08, 0x0A, 0xFF, 0x03, 0xFF, 0x05};
return data.at(section_id);
}
TekkerAdjustmentSet::TekkerAdjustmentSet(const void* data, size_t size, bool big_endian) {
if (big_endian) {
this->parse_t<true>(data, size);
} else {
this->parse_t<false>(data, size);
}
}
TekkerAdjustmentSet::TekkerAdjustmentSet(const std::string& data, bool big_endian)
: TekkerAdjustmentSet(data.data(), data.size(), big_endian) {}
TekkerAdjustmentSet::TekkerAdjustmentSet(const phosg::JSON& json) {
auto parse_delta_table = [](const phosg::JSON& json) -> std::array<Table, 10> {
if (!json.is_dict() || json.size() != 10) {
throw std::runtime_error("Invalid structure for TekkerAdjustmentSet JSON delta table");
}
std::array<Table, 10> ret;
for (size_t section_id = 0; section_id < 10; section_id++) {
auto& table = ret[section_id];
for (const auto& [k, v] : json.at(name_for_section_id(section_id)).as_dict()) {
auto prob = v->as_int();
table.probs.emplace(stoll(k), prob);
table.total += prob;
}
}
return ret;
};
this->favored_special_delta_table = parse_delta_table(json.at("FavoredSpecialDeltaTable"));
this->default_special_delta_table = parse_delta_table(json.at("DefaultSpecialDeltaTable"));
this->favored_grind_delta_table = parse_delta_table(json.at("FavoredGrindDeltaTable"));
this->default_grind_delta_table = parse_delta_table(json.at("DefaultGrindDeltaTable"));
this->favored_bonus_delta_table = parse_delta_table(json.at("FavoredBonusDeltaTable"));
this->default_bonus_delta_table = parse_delta_table(json.at("DefaultBonusDeltaTable"));
auto parse_luck_table = [](const phosg::JSON& json) -> std::unordered_map<int8_t, int8_t> {
std::unordered_map<int8_t, int8_t> ret;
for (const auto& [k, v] : json.as_dict()) {
ret.emplace(stoll(k), v->as_int());
}
return ret;
};
this->special_luck_table = parse_luck_table(json.at("SpecialLuckTable"));
this->grind_luck_table = parse_luck_table(json.at("GrindLuckTable"));
this->bonus_luck_table = parse_luck_table(json.at("BonusLuckTable"));
}
template <bool BE>
void TekkerAdjustmentSet::parse_t(const void* data, size_t size) {
phosg::StringReader r(data, size);
const auto& root = r.pget<RootT<BE>>(r.pget<U32T<BE>>(size - 0x10));
auto parse_delta_table = [&r](std::array<Table, 10>& favored_tables, std::array<Table, 10>& default_tables, uint32_t ref_offset) -> void {
const auto& ref = r.pget<ProbTableRefT<BE>>(ref_offset);
auto* entries = &r.pget<DeltaProbabilityEntry>(ref.offset, sizeof(DeltaProbabilityEntry) * ref.count * 10);
for (size_t section_id = 0; section_id < 10; section_id++) {
auto& favored_table = favored_tables[section_id];
auto& default_table = default_tables[section_id];
for (size_t z = 0; z < ref.count; z++) {
const auto& entry = entries[section_id * ref.count + z];
int8_t delta = delta_table.at(entry.delta_index);
favored_table.probs.emplace(delta, entry.count_favored);
favored_table.total += entry.count_favored;
default_table.probs.emplace(delta, entry.count_default);
default_table.total += entry.count_default;
}
}
};
parse_delta_table(this->favored_special_delta_table, this->default_special_delta_table, root.special_delta_table_offset);
parse_delta_table(this->favored_grind_delta_table, this->default_grind_delta_table, root.grind_delta_table_offset);
parse_delta_table(this->favored_bonus_delta_table, this->default_bonus_delta_table, root.bonus_delta_table_offset);
auto parse_luck_table = [&r](uint32_t offset) -> std::unordered_map<int8_t, int8_t> {
auto sub_r = r.sub(offset);
std::unordered_map<int8_t, int8_t> ret;
for (;;) {
const auto& entry = sub_r.get<LuckTableEntry>();
if (entry.delta_index == 0xFF) {
break;
}
ret.emplace(delta_table.at(entry.delta_index), entry.luck);
}
return ret;
};
this->special_luck_table = parse_luck_table(root.special_luck_table_offset);
this->grind_luck_table = parse_luck_table(root.grind_luck_table_offset);
this->bonus_luck_table = parse_luck_table(root.bonus_luck_table_offset);
}
template <bool BE>
std::string TekkerAdjustmentSet::serialize_binary_t() const {
RELFileWriter<BE> rel;
auto serialize_delta_tables = [&rel](const std::array<Table, 10>& favored_tables, const std::array<Table, 10>& default_tables) -> ProbTableRefT<BE> {
std::set<int8_t> all_deltas;
for (size_t section_id = 0; section_id < 10; section_id++) {
for (const auto& [delta, _] : favored_tables[section_id].probs) {
all_deltas.emplace(delta);
}
for (const auto& [delta, _] : default_tables[section_id].probs) {
all_deltas.emplace(delta);
}
}
ProbTableRefT<BE> ret{rel.w.size(), all_deltas.size()};
for (size_t section_id = 0; section_id < 10; section_id++) {
for (auto delta_it = all_deltas.rbegin(); delta_it != all_deltas.rend(); delta_it++) {
DeltaProbabilityEntry entry;
entry.delta_index = reverse_delta_table.at(*delta_it);
try {
entry.count_favored = favored_tables[section_id].probs.at(*delta_it);
} catch (const std::out_of_range&) {
}
try {
entry.count_default = default_tables[section_id].probs.at(*delta_it);
} catch (const std::out_of_range&) {
}
rel.template put<DeltaProbabilityEntry>(entry);
}
}
return ret;
};
auto special_delta_ref = serialize_delta_tables(this->favored_special_delta_table, this->default_special_delta_table);
auto grind_delta_ref = serialize_delta_tables(this->favored_grind_delta_table, this->default_grind_delta_table);
auto bonus_delta_ref = serialize_delta_tables(this->favored_bonus_delta_table, this->default_bonus_delta_table);
auto serialize_luck_table = [&rel](const std::unordered_map<int8_t, int8_t>& table) -> uint32_t {
uint32_t ret = rel.w.size();
std::vector<std::pair<uint8_t, int8_t>> entries;
for (const auto& [delta, luck] : table) {
entries.emplace_back(std::make_pair(reverse_delta_table.at(delta), luck));
}
std::sort(entries.begin(), entries.end(), std::greater<std::pair<uint8_t, int8_t>>());
for (const auto& [delta_index, luck] : entries) {
rel.w.put_u8(delta_index);
rel.w.put_s8(luck);
}
rel.w.put_u16(0xFFFF);
return ret;
};
RootT<BE> root;
root.special_luck_table_offset = serialize_luck_table(this->special_luck_table);
root.grind_luck_table_offset = serialize_luck_table(this->grind_luck_table);
root.bonus_luck_table_offset = serialize_luck_table(this->bonus_luck_table);
rel.align(4);
rel.relocations.emplace(rel.w.size());
root.special_delta_table_offset = rel.template put<ProbTableRefT<BE>>(special_delta_ref);
rel.relocations.emplace(rel.w.size());
root.grind_delta_table_offset = rel.template put<ProbTableRefT<BE>>(grind_delta_ref);
rel.relocations.emplace(rel.w.size());
root.bonus_delta_table_offset = rel.template put<ProbTableRefT<BE>>(bonus_delta_ref);
uint32_t root_offset = rel.template put<RootT<BE>>(root);
for (size_t z = 1; z <= sizeof(RootT<BE>) / 4; z++) {
rel.relocations.emplace(rel.w.size() - (z * 4));
}
return rel.finalize(root_offset);
}
std::string TekkerAdjustmentSet::serialize_binary(bool big_endian) const {
return big_endian ? this->serialize_binary_t<true>() : this->serialize_binary_t<false>();
}
phosg::JSON TekkerAdjustmentSet::json() const {
auto ret = phosg::JSON::dict();
auto serialize_delta_table = [](const std::array<Table, 10>& table) -> phosg::JSON {
auto ret = phosg::JSON::dict();
for (size_t section_id = 0; section_id < 10; section_id++) {
auto secid_ret = phosg::JSON::dict();
for (const auto& [k, v] : table[section_id].probs) {
secid_ret.emplace(std::format("{}", k), v);
}
ret.emplace(name_for_section_id(section_id), std::move(secid_ret));
}
return ret;
};
ret.emplace("FavoredSpecialDeltaTable", serialize_delta_table(this->favored_special_delta_table));
ret.emplace("DefaultSpecialDeltaTable", serialize_delta_table(this->default_special_delta_table));
ret.emplace("FavoredGrindDeltaTable", serialize_delta_table(this->favored_grind_delta_table));
ret.emplace("DefaultGrindDeltaTable", serialize_delta_table(this->default_grind_delta_table));
ret.emplace("FavoredBonusDeltaTable", serialize_delta_table(this->favored_bonus_delta_table));
ret.emplace("DefaultBonusDeltaTable", serialize_delta_table(this->default_bonus_delta_table));
auto serialize_luck_table = [](const std::unordered_map<int8_t, int8_t>& table) -> phosg::JSON {
auto ret = phosg::JSON::dict();
for (const auto& [k, v] : table) {
ret.emplace(std::format("{}", k), v);
}
return ret;
};
ret.emplace("SpecialLuckTable", serialize_luck_table(this->special_luck_table));
ret.emplace("GrindLuckTable", serialize_luck_table(this->grind_luck_table));
ret.emplace("BonusLuckTable", serialize_luck_table(this->bonus_luck_table));
return ret;
}
void TekkerAdjustmentSet::print(FILE* stream) const {
phosg::fwrite_fmt(stream, "TekkerAdjustmentSet\n");
auto print_table = [stream](const std::array<Table, 10>& table, const std::unordered_map<int8_t, int8_t>& luck_table) -> void {
for (size_t section_id = 0; section_id < 10; section_id++) {
phosg::fwrite_fmt(stream, " {:<10}:", name_for_section_id(section_id));
std::vector<std::pair<int8_t, size_t>> sorted_probs;
for (const auto& [delta, prob] : table[section_id].probs) {
sorted_probs.emplace_back(delta, prob);
}
std::sort(sorted_probs.begin(), sorted_probs.end());
for (const auto& [delta, prob] : sorted_probs) {
int8_t luck = luck_table.at(delta);
phosg::fwrite_fmt(stream, " {:>2} @ {:>2} ({:>2})", delta, prob, luck);
}
phosg::fwrite_fmt(stream, "\n");
}
};
phosg::fwrite_fmt(stream, " Favored special deltas:\n");
print_table(this->favored_special_delta_table, this->special_luck_table);
phosg::fwrite_fmt(stream, " Default special deltas:\n");
print_table(this->default_special_delta_table, this->special_luck_table);
phosg::fwrite_fmt(stream, " Favored grind deltas:\n");
print_table(this->favored_grind_delta_table, this->grind_luck_table);
phosg::fwrite_fmt(stream, " Default grind deltas:\n");
print_table(this->default_grind_delta_table, this->grind_luck_table);
phosg::fwrite_fmt(stream, " Favored bonus deltas:\n");
print_table(this->favored_bonus_delta_table, this->bonus_luck_table);
phosg::fwrite_fmt(stream, " Default bonus deltas:\n");
print_table(this->default_bonus_delta_table, this->bonus_luck_table);
}
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