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@ r28645:c09eac136c46
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Location: cpp/openttd-patchpack/source/src/highscore.cpp
r28645:c09eac136c46
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Change: Link houses production on industry chain graph by TPE_PASSENGERS or TPE_MAIL cargo.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 | /*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file highscore.cpp Definition of functions used for highscore handling */
#include "stdafx.h"
#include "highscore.h"
#include "company_base.h"
#include "company_func.h"
#include "cheat_func.h"
#include "fileio_func.h"
#include "string_func.h"
#include "strings_func.h"
#include "table/strings.h"
#include "debug.h"
#include "safeguards.h"
HighScoresTable _highscore_table; ///< Table with all the high scores.
std::string _highscore_file; ///< The file to store the highscore data in.
static const StringID _endgame_perf_titles[] = {
STR_HIGHSCORE_PERFORMANCE_TITLE_BUSINESSMAN,
STR_HIGHSCORE_PERFORMANCE_TITLE_BUSINESSMAN,
STR_HIGHSCORE_PERFORMANCE_TITLE_BUSINESSMAN,
STR_HIGHSCORE_PERFORMANCE_TITLE_BUSINESSMAN,
STR_HIGHSCORE_PERFORMANCE_TITLE_BUSINESSMAN,
STR_HIGHSCORE_PERFORMANCE_TITLE_ENTREPRENEUR,
STR_HIGHSCORE_PERFORMANCE_TITLE_ENTREPRENEUR,
STR_HIGHSCORE_PERFORMANCE_TITLE_INDUSTRIALIST,
STR_HIGHSCORE_PERFORMANCE_TITLE_INDUSTRIALIST,
STR_HIGHSCORE_PERFORMANCE_TITLE_CAPITALIST,
STR_HIGHSCORE_PERFORMANCE_TITLE_CAPITALIST,
STR_HIGHSCORE_PERFORMANCE_TITLE_MAGNATE,
STR_HIGHSCORE_PERFORMANCE_TITLE_MAGNATE,
STR_HIGHSCORE_PERFORMANCE_TITLE_MOGUL,
STR_HIGHSCORE_PERFORMANCE_TITLE_MOGUL,
STR_HIGHSCORE_PERFORMANCE_TITLE_TYCOON_OF_THE_CENTURY
};
StringID EndGameGetPerformanceTitleFromValue(uint value)
{
value = std::min<uint>(value / 64, lengthof(_endgame_perf_titles) - 1);
return _endgame_perf_titles[value];
}
/**
* Save the highscore for the company
* @param c The company to insert.
* @return The index the company got in the high score table, or -1 when it did not end up in the table.
*/
int8_t SaveHighScoreValue(const Company *c)
{
/* Exclude cheaters from the honour of being in the highscore table */
if (CheatHasBeenUsed()) return -1;
auto &highscores = _highscore_table[SP_CUSTOM];
uint16_t score = c->old_economy[0].performance_history;
auto it = std::find_if(highscores.begin(), highscores.end(), [&score](auto &highscore) { return highscore.score <= score; });
/* If we cannot find it, our score is not high enough. */
if (it == highscores.end()) return -1;
/* Move all elements one down starting from the replaced one */
std::move_backward(it, highscores.end() - 1, highscores.end());
/* Fill the elements. */
SetDParam(0, c->index);
SetDParam(1, c->index);
it->name = GetString(STR_HIGHSCORE_NAME); // get manager/company name string
it->score = score;
it->title = EndGameGetPerformanceTitleFromValue(score);
return std::distance(highscores.begin(), it);
}
/** Sort all companies given their performance */
static bool HighScoreSorter(const Company * const &a, const Company * const &b)
{
return b->old_economy[0].performance_history < a->old_economy[0].performance_history;
}
/**
* Save the highscores in a network game when it has ended
* @return Position of the local company in the highscore list.
*/
int8_t SaveHighScoreValueNetwork()
{
const Company *cl[MAX_COMPANIES];
size_t count = 0;
int8_t local_company_place = -1;
/* Sort all active companies with the highest score first */
for (const Company *c : Company::Iterate()) cl[count++] = c;
std::sort(std::begin(cl), std::begin(cl) + count, HighScoreSorter);
/* Clear the high scores from the previous network game. */
auto &highscores = _highscore_table[SP_MULTIPLAYER];
std::fill(highscores.begin(), highscores.end(), HighScore{});
for (size_t i = 0; i < count && i < highscores.size(); i++) {
const Company *c = cl[i];
auto &highscore = highscores[i];
SetDParam(0, c->index);
SetDParam(1, c->index);
highscore.name = GetString(STR_HIGHSCORE_NAME); // get manager/company name string
highscore.score = c->old_economy[0].performance_history;
highscore.title = EndGameGetPerformanceTitleFromValue(highscore.score);
if (c->index == _local_company) local_company_place = static_cast<int8_t>(i);
}
return local_company_place;
}
/** Save HighScore table to file */
void SaveToHighScore()
{
std::unique_ptr<FILE, FileDeleter> fp(fopen(_highscore_file.c_str(), "wb"));
if (fp == nullptr) return;
/* Does not iterate through the complete array!. */
for (int i = 0; i < SP_SAVED_HIGHSCORE_END; i++) {
for (HighScore &hs : _highscore_table[i]) {
/* This code is weird and old fashioned to keep compatibility with the old high score files. */
byte name_length = ClampTo<byte>(hs.name.size());
if (fwrite(&name_length, sizeof(name_length), 1, fp.get()) != 1 || // Write the string length of the name
fwrite(hs.name.data(), name_length, 1, fp.get()) > 1 || // Yes... could be 0 bytes too
fwrite(&hs.score, sizeof(hs.score), 1, fp.get()) != 1 ||
fwrite(" ", 2, 1, fp.get()) != 1) { // Used to be hs.title, not saved anymore; compatibility
Debug(misc, 1, "Could not save highscore.");
return;
}
}
}
}
/** Initialize the highscore table to 0 and if any file exists, load in values */
void LoadFromHighScore()
{
std::fill(_highscore_table.begin(), _highscore_table.end(), HighScores{});
std::unique_ptr<FILE, FileDeleter> fp(fopen(_highscore_file.c_str(), "rb"));
if (fp == nullptr) return;
/* Does not iterate through the complete array!. */
for (int i = 0; i < SP_SAVED_HIGHSCORE_END; i++) {
for (HighScore &hs : _highscore_table[i]) {
/* This code is weird and old fashioned to keep compatibility with the old high score files. */
byte name_length;
char buffer[std::numeric_limits<decltype(name_length)>::max() + 1];
if (fread(&name_length, sizeof(name_length), 1, fp.get()) != 1 ||
fread(buffer, name_length, 1, fp.get()) > 1 || // Yes... could be 0 bytes too
fread(&hs.score, sizeof(hs.score), 1, fp.get()) != 1 ||
fseek(fp.get(), 2, SEEK_CUR) == -1) { // Used to be hs.title, not saved anymore; compatibility
Debug(misc, 1, "Highscore corrupted");
return;
}
hs.name = StrMakeValid(std::string_view(buffer, name_length));
hs.title = EndGameGetPerformanceTitleFromValue(hs.score);
}
}
}
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