Pcornat/GTA_SA_cheat
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Totalement fonctionnel et opti + scalable.

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Pcornat 2021-03-12 22:38:19 +01:00
parent 296f78b404
commit aadc82a004
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GPG Key ID: 873C3ACCF970C74E
1 changed files with 108 additions and 107 deletions
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215
main.cpp
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@ -1,18 +1,17 @@
#include <iostream> #include <iostream>
#include <array> #include <array>
#include <vector>
#include <boost/crc.hpp> #include <boost/crc.hpp>
#include <omp.h> #include <omp.h>
#include <frozen/unordered_map.h> #include <frozen/unordered_map.h>
/** /**
* \brief * \brief
* \param my_string * \param myString
* \return * \return
*/ */
boost::crc_32_type::value_type getCrc32(const char *__restrict__ const my_string, const std::size_t size) { boost::crc_32_type::value_type getCrc32(const char *__restrict__ const myString, const std::size_t size) {
boost::crc_32_type result; boost::crc_32_type result;
result.process_bytes(my_string, size); result.process_bytes(myString, size);
return result.checksum(); return result.checksum();
} }
@ -24,23 +23,23 @@ boost::crc_32_type::value_type getCrc32(const char *__restrict__ const my_string
*/ */
template<typename T> template<typename T>
constexpr std::size_t maxDigits(T n) { constexpr std::size_t maxDigits(T n) {
std::size_t numDigit = 1; std::size_t num_digit = 1;
while (n != 0) { while (n != 0) {
n /= 26; n /= 26;
++numDigit; ++num_digit;
} }
return numDigit; return num_digit;
} }
template<std::size_t ArraySize> template<std::size_t ArraySize>
struct NumberBase26 final { struct NumberBase26 final {
std::array<char, ArraySize> data{}; std::array<char, ArraySize> data{};
static constexpr std::uint32_t valMax{ 26 }; static constexpr std::uint32_t val_max{ 26 };
const std::array<char, valMax> &alphabet{}; const std::array<char, val_max> &alphabet{};
static constexpr frozen::unordered_map<char, std::uint32_t, valMax> lut = { [[maybe_unused]] static constexpr frozen::unordered_map<char, std::uint32_t, val_max> lut = {
{ 'A', 0 }, { 'A', 0 },
{ 'B', 1 }, { 'B', 1 },
{ 'C', 2 }, { 'C', 2 },
@ -71,7 +70,7 @@ struct NumberBase26 final {
NumberBase26() = delete; NumberBase26() = delete;
explicit NumberBase26(const std::array<char, valMax> &_alphabet) : alphabet(_alphabet) { explicit NumberBase26(const std::array<char, val_max> &alphabet) : alphabet(alphabet) {
data.fill('A'); data.fill('A');
} }
@ -81,13 +80,13 @@ struct NumberBase26 final {
for (size_t i = data.size() - 1; 0 <= i; --i) { for (size_t i = data.size() - 1; 0 <= i; --i) {
if (n == 0) if (n == 0)
return; return;
data[i] = alphabet[n % valMax]; data[i] = alphabet[n % val_max];
n /= valMax; n /= val_max;
} }
} }
friend std::ostream &operator<<(std::ostream &os, const NumberBase26 &number_base_26) { friend std::ostream &operator<<(std::ostream &os, const NumberBase26 &numberBase26) {
std::for_each(number_base_26.data.cbegin(), number_base_26.data.cend(), [&](const auto &number) -> void { os << number; }); (void) std::for_each(numberBase26.data.cbegin(), numberBase26.data.cend(), [&](const auto &number) -> void { os << number; });
return os; return os;
} }
@ -96,93 +95,94 @@ struct NumberBase26 final {
int main() { int main() {
// I love deduction guides :D // I love deduction guides :D
constexpr std::array cheat_list{ constexpr std::array cheat_list{
0xDE4B237Du, 0xDE4B237DU,
0xB22A28D1u, 0xB22A28D1U,
0x5A783FAEu, 0x5A783FAEU,
0xEECCEA2Bu, 0xEECCEA2BU,
0x42AF1E28u, 0x42AF1E28U,
0x555FC201u, 0x555FC201U,
0x2A845345u, 0x2A845345U,
0xE1EF01EAu, 0xE1EF01EAU,
0x771B83FCu, 0x771B83FCU,
0x5BF12848u, 0x5BF12848U,
0x44453A17u, 0x44453A17U,
0xFCFF1D08u, 0xFCFF1D08U,
0xB69E8532u, 0xB69E8532U,
0x8B828076u, 0x8B828076U,
0xDD6ED9E9u, 0xDD6ED9E9U,
0xA290FD8Cu, 0xA290FD8CU,
0x3484B5A7u, 0x3484B5A7U,
0x43DB914Eu, 0x43DB914EU,
0xDBC0DD65u, 0xDBC0DD65U,
0xD08A30FEu, 0xD08A30FEU,
0x37BF1B4Eu, 0x37BF1B4EU,
0xB5D40866u, 0xB5D40866U,
0xE63B0D99u, 0xE63B0D99U,
0x675B8945u, 0x675B8945U,
0x4987D5EEu, 0x4987D5EEU,
0x2E8F84E8u, 0x2E8F84E8U,
0x1A9AA3D6u, 0x1A9AA3D6U,
0xE842F3BCu, 0xE842F3BCU,
0x0D5C6A4Eu, 0x0D5C6A4EU,
0x74D4FCB1u, 0x74D4FCB1U,
0xB01D13B8u, 0xB01D13B8U,
0x66516EBCu, 0x66516EBCU,
0x4B137E45u, 0x4B137E45U,
0x78520E33u, 0x78520E33U,
0x3A577325u, 0x3A577325U,
0xD4966D59u, 0xD4966D59U,
0x5FD1B49Du, 0x5FD1B49DU,
0xA7613F99u, 0xA7613F99U,
0x1792D871u, 0x1792D871U,
0xCBC579DFu, 0xCBC579DFU,
0x4FEDCCFFu, 0x4FEDCCFFU,
0x44B34866u, 0x44B34866U,
0x2EF877DBu, 0x2EF877DBU,
0x2781E797u, 0x2781E797U,
0x2BC1A045u, 0x2BC1A045U,
0xB2AFE368u, 0xB2AFE368U,
0xFA8DD45Bu, 0xFA8DD45BU,
0x8DED75BDu, 0x8DED75BDU,
0x1A5526BCu, 0x1A5526BCU,
0xA48A770Bu, 0xA48A770BU,
0xB07D3B32u, 0xB07D3B32U,
0x80C1E54Bu, 0x80C1E54BU,
0x5DAD0087u, 0x5DAD0087U,
0x7F80B950u, 0x7F80B950U,
0x6C0FA650u, 0x6C0FA650U,
0xF46F2FA4u, 0xF46F2FA4U,
0x70164385u, 0x70164385U,
0x885D0B50u, 0x885D0B50U,
0x151BDCB3u, 0x151BDCB3U,
0xADFA640Au, 0xADFA640AU,
0xE57F96CEu, 0xE57F96CEU,
0x040CF761u, 0x040CF761U,
0xE1B33EB9u, 0xE1B33EB9U,
0xFEDA77F7u, 0xFEDA77F7U,
0x8CA870DDu, 0x8CA870DDU,
0x9A629401u, 0x9A629401U,
0xF53EF5A5u, 0xF53EF5A5U,
0xF2AA0C1Du, 0xF2AA0C1DU,
0xF36345A8u, 0xF36345A8U,
0x8990D5E1u, 0x8990D5E1U,
0xB7013B1Bu, 0xB7013B1BU,
0xCAEC94EEu, 0xCAEC94EEU,
0x31F0C3CCu, 0x31F0C3CCU,
0xB3B3E72Au, 0xB3B3E72AU,
0xC25CDBFFu, 0xC25CDBFFU,
0xD5CF4EFFu, 0xD5CF4EFFU,
0x680416B1u, 0x680416B1U,
0xCF5FDA18u, 0xCF5FDA18U,
0xF01286E9u, 0xF01286E9U,
0xA841CC0Au, 0xA841CC0AU,
0x31EA09CFu, 0x31EA09CFU,
0xE958788Au, 0xE958788AU,
0x02C83A7Cu, 0x02C83A7CU,
0xE49C3ED4u, 0xE49C3ED4U,
0x171BA8CCu, 0x171BA8CCU,
0x86988DAEu, 0x86988DAEU,
0x2BDD2FA1u }; 0x2BDD2FA1U };
constexpr std::array alphabet{ constexpr std::array alphabet{
'A', 'A',
'B', 'B',
@ -210,14 +210,15 @@ int main() {
'X', 'X',
'Y', 'Y',
'Z' }; // taille = 26 'Z' }; // taille = 26
constexpr std::size_t maxCompute = 308915776;
constexpr std::size_t maxDig = maxDigits(maxCompute);
NumberBase26<maxDig> number_base_26{ alphabet }; constexpr std::size_t max_compute = 308915776;
constexpr std::size_t max_dig = maxDigits(max_compute);
NumberBase26<max_dig> number_base_26{ alphabet };
const double start = omp_get_wtime(); const double start = omp_get_wtime();
#pragma omp parallel for firstprivate(number_base_26) #pragma omp parallel for firstprivate(number_base_26) schedule(guided)
for (size_t i = 0; i < maxCompute; ++i) { for (size_t i = 0; i < max_compute; ++i) {
number_base_26(i); number_base_26(i);
const auto crc = ~(getCrc32(number_base_26.data.data(), number_base_26.data.size())); const auto crc = ~(getCrc32(number_base_26.data.data(), number_base_26.data.size()));
if (std::find(cheat_list.cbegin(), cheat_list.cend(), crc) != cheat_list.cend()) { if (std::find(cheat_list.cbegin(), cheat_list.cend(), crc) != cheat_list.cend()) {