diff options
Diffstat (limited to 'src/players.cpp')
| -rw-r--r-- | src/players.cpp | 1339 |
1 files changed, 1339 insertions, 0 deletions
diff --git a/src/players.cpp b/src/players.cpp new file mode 100644 index 000000000..4c2d1ed37 --- /dev/null +++ b/src/players.cpp @@ -0,0 +1,1339 @@ +/* $Id$ */ + +/** @file players.c + * @todo Cleanup the messy DrawPlayerFace function asap + */ +#include "stdafx.h" +#include "openttd.h" +#include "engine.h" +#include "functions.h" +#include "string.h" +#include "strings.h" +#include "table/strings.h" +#include "table/sprites.h" +#include "map.h" +#include "player.h" +#include "town.h" +#include "vehicle.h" +#include "station.h" +#include "gfx.h" +#include "news.h" +#include "saveload.h" +#include "command.h" +#include "sound.h" +#include "network/network.h" +#include "variables.h" +#include "engine.h" +#include "ai/ai.h" +#include "date.h" +#include "window.h" + +/** + * Sets the local player and updates the patch settings that are set on a + * per-company (player) basis to reflect the core's state in the GUI. + * @param new_player the new player + * @pre IsValidPlayer(new_player) || new_player == PLAYER_SPECTATOR || new_player == OWNER_NONE + */ +void SetLocalPlayer(PlayerID new_player) +{ + /* Player could also be PLAYER_SPECTATOR or OWNER_NONE */ + assert(IsValidPlayer(new_player) || new_player == PLAYER_SPECTATOR || new_player == OWNER_NONE); + + _local_player = new_player; + + /* Do not update the patches if we are in the intro GUI */ + if (IsValidPlayer(new_player) && _game_mode != GM_MENU) { + const Player *p = GetPlayer(new_player); + _patches.autorenew = p->engine_renew; + _patches.autorenew_months = p->engine_renew_months; + _patches.autorenew_money = p->engine_renew_money; + InvalidateWindow(WC_GAME_OPTIONS, 0); + } +} + + +uint16 GetDrawStringPlayerColor(PlayerID player) +{ + /* Get the color for DrawString-subroutines which matches the color + * of the player */ + if (!IsValidPlayer(player)) return _colour_gradient[COLOUR_WHITE][4] | IS_PALETTE_COLOR; + return (_colour_gradient[_player_colors[player]][4]) | IS_PALETTE_COLOR; +} + + +static const SpriteID cheeks_table[4] = { + 0x325, 0x326, + 0x390, 0x3B0, +}; + +static const SpriteID mouth_table[3] = { + 0x34C, 0x34D, 0x34F +}; + +void DrawPlayerFace(uint32 face, int color, int x, int y) +{ + byte flag = 0; + + if ( (int32)face < 0) + flag |= 1; + if ((((((face >> 7) ^ face) >> 7) ^ face) & 0x8080000) == 0x8000000) + flag |= 2; + + /* draw the gradient */ + DrawSprite(GENERAL_SPRITE_COLOR(color) + SPRITE_PALETTE(SPR_GRADIENT), x, y); + + /* draw the cheeks */ + DrawSprite(cheeks_table[flag&3], x, y); + + /* draw the chin */ + /* FIXME: real code uses -2 in zoomlevel 1 */ + { + uint val = GB(face, 4, 2); + if (!(flag & 2)) { + DrawSprite(0x327 + (flag&1?0:val), x, y); + } else { + DrawSprite((flag&1?0x3B1:0x391) + (val>>1), x, y); + } + } + /* draw the eyes */ + { + uint val1 = GB(face, 6, 4); + uint val2 = GB(face, 20, 3); + uint32 high = 0x314 << PALETTE_SPRITE_START; + + if (val2 >= 6) { + high = 0x30F << PALETTE_SPRITE_START; + if (val2 != 6) + high = 0x30D << PALETTE_SPRITE_START; + } + + if (!(flag & 2)) { + if (!(flag & 1)) { + DrawSprite(high+((val1 * 12 >> 4) + SPRITE_PALETTE(0x32B)), x, y); + } else { + DrawSprite(high+(val1 + SPRITE_PALETTE(0x337)), x, y); + } + } else { + if (!(flag & 1)) { + DrawSprite(high+((val1 * 11 >> 4) + SPRITE_PALETTE(0x39A)), x, y); + } else { + DrawSprite(high+(val1 + SPRITE_PALETTE(0x3B8)), x, y); + } + } + } + + /* draw the mouth */ + { + uint val = GB(face, 10, 6); + uint val2; + + if (!(flag&1)) { + val2 = ((val&0xF) * 15 >> 4); + + if (val2 < 3) { + DrawSprite((flag&2 ? 0x397 : 0x367) + val2, x, y); + /* skip the rest */ + goto skip_mouth; + } + + val2 -= 3; + if (flag & 2) { + if (val2 > 8) val2 = 0; + val2 += 0x3A5 - 0x35B; + } + DrawSprite(val2 + 0x35B, x, y); + } else if (!(flag&2)) { + DrawSprite(((val&0xF) * 10 >> 4) + 0x351, x, y); + } else { + DrawSprite(((val&0xF) * 9 >> 4) + 0x3C8, x, y); + } + + val >>= 3; + + if (!(flag&2)) { + if (!(flag&1)) { + DrawSprite(0x349 + val, x, y); + } else { + DrawSprite( mouth_table[(val*3>>3)], x, y); + } + } else { + if (!(flag&1)) { + DrawSprite(0x393 + (val&3), x, y); + } else { + DrawSprite(0x3B3 + (val*5>>3), x, y); + } + } + + skip_mouth:; + } + + + /* draw the hair */ + { + uint val = GB(face, 16, 4); + if (flag & 2) { + if (flag & 1) { + DrawSprite(0x3D9 + (val * 5 >> 4), x, y); + } else { + DrawSprite(0x3D4 + (val * 5 >> 4), x, y); + } + } else { + if (flag & 1) { + DrawSprite(0x38B + (val * 5 >> 4), x, y); + } else { + DrawSprite(0x382 + (val * 9 >> 4), x, y); + } + } + } + + /* draw the tie */ + { + uint val = GB(face, 20, 8); + + if (!(flag&1)) { + DrawSprite(0x36B + (GB(val, 0, 2) * 3 >> 2), x, y); + DrawSprite(0x36E + (GB(val, 2, 2) * 4 >> 2), x, y); + DrawSprite(0x372 + (GB(val, 4, 4) * 6 >> 4), x, y); + } else { + DrawSprite(0x378 + (GB(val, 0, 2) * 3 >> 2), x, y); + DrawSprite(0x37B + (GB(val, 2, 2) * 4 >> 2), x, y); + + val >>= 4; + if (val < 3) DrawSprite((flag & 2 ? 0x3D1 : 0x37F) + val, x, y); + } + } + + /* draw the glasses */ + { + uint val = GB(face, 28, 3); + + if (flag & 2) { + if (val <= 1) DrawSprite(0x3AE + val, x, y); + } else { + if (val <= 1) DrawSprite(0x347 + val, x, y); + } + } +} + +void InvalidatePlayerWindows(const Player *p) +{ + PlayerID pid = p->index; + + if (pid == _local_player) InvalidateWindow(WC_STATUS_BAR, 0); + InvalidateWindow(WC_FINANCES, pid); +} + +bool CheckPlayerHasMoney(int32 cost) +{ + if (cost > 0) { + PlayerID pid = _current_player; + if (IsValidPlayer(pid) && cost > GetPlayer(pid)->player_money) { + SetDParam(0, cost); + _error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES; + return false; + } + } + return true; +} + +static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost) +{ + p->money64 -= cost; + UpdatePlayerMoney32(p); + + p->yearly_expenses[0][_yearly_expenses_type] += cost; + + if (HASBIT(1<<7|1<<8|1<<9|1<<10, _yearly_expenses_type)) { + p->cur_economy.income -= cost; + } else if (HASBIT(1<<2|1<<3|1<<4|1<<5|1<<6|1<<11, _yearly_expenses_type)) { + p->cur_economy.expenses -= cost; + } + + InvalidatePlayerWindows(p); +} + +void SubtractMoneyFromPlayer(int32 cost) +{ + PlayerID pid = _current_player; + + if (IsValidPlayer(pid)) SubtractMoneyFromAnyPlayer(GetPlayer(pid), cost); +} + +void SubtractMoneyFromPlayerFract(PlayerID player, int32 cost) +{ + Player *p = GetPlayer(player); + byte m = p->player_money_fraction; + + p->player_money_fraction = m - (byte)cost; + cost >>= 8; + if (p->player_money_fraction > m) cost++; + if (cost != 0) SubtractMoneyFromAnyPlayer(p, cost); +} + +// the player_money field is kept as it is, but money64 contains the actual amount of money. +void UpdatePlayerMoney32(Player *p) +{ + if (p->money64 < -2000000000) { + p->player_money = -2000000000; + } else if (p->money64 > 2000000000) { + p->player_money = 2000000000; + } else { + p->player_money = (int32)p->money64; + } +} + +void GetNameOfOwner(Owner owner, TileIndex tile) +{ + SetDParam(2, owner); + + if (owner != OWNER_TOWN) { + if (!IsValidPlayer(owner)) { + SetDParam(0, STR_0150_SOMEONE); + } else { + const Player* p = GetPlayer(owner); + + SetDParam(0, p->name_1); + SetDParam(1, p->name_2); + } + } else { + const Town* t = ClosestTownFromTile(tile, (uint)-1); + + SetDParam(0, STR_TOWN); + SetDParam(1, t->index); + } +} + + +bool CheckOwnership(PlayerID owner) +{ + assert(owner < OWNER_END); + + if (owner == _current_player) return true; + _error_message = STR_013B_OWNED_BY; + GetNameOfOwner(owner, 0); + return false; +} + +bool CheckTileOwnership(TileIndex tile) +{ + Owner owner = GetTileOwner(tile); + + assert(owner < OWNER_END); + + if (owner == _current_player) return true; + _error_message = STR_013B_OWNED_BY; + + // no need to get the name of the owner unless we're the local player (saves some time) + if (IsLocalPlayer()) GetNameOfOwner(owner, tile); + return false; +} + +static void GenerateCompanyName(Player *p) +{ + TileIndex tile; + Town *t; + StringID str; + Player *pp; + uint32 strp; + char buffer[100]; + + if (p->name_1 != STR_SV_UNNAMED) return; + + tile = p->last_build_coordinate; + if (tile == 0) return; + + t = ClosestTownFromTile(tile, (uint)-1); + + if (IS_INT_INSIDE(t->townnametype, SPECSTR_TOWNNAME_START, SPECSTR_TOWNNAME_LAST+1)) { + str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START; + strp = t->townnameparts; + +verify_name:; + // No player must have this name already + FOR_ALL_PLAYERS(pp) { + if (pp->name_1 == str && pp->name_2 == strp) goto bad_town_name; + } + + GetString(buffer, str, lastof(buffer)); + if (strlen(buffer) >= 32 || GetStringBoundingBox(buffer).width >= 150) + goto bad_town_name; + +set_name:; + p->name_1 = str; + p->name_2 = strp; + + MarkWholeScreenDirty(); + + if (!IsHumanPlayer(p->index)) { + SetDParam(0, t->index); + AddNewsItem((StringID)(p->index | NB_BNEWCOMPANY), NEWS_FLAGS(NM_CALLBACK, NF_TILE, NT_COMPANY_INFO, DNC_BANKRUPCY), p->last_build_coordinate, 0); + } + return; + } +bad_town_name:; + + if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) { + str = SPECSTR_ANDCO_NAME; + strp = p->president_name_2; + goto set_name; + } else { + str = SPECSTR_ANDCO_NAME; + strp = Random(); + goto verify_name; + } +} + +#define COLOR_SWAP(i,j) do { byte t=colors[i];colors[i]=colors[j];colors[j]=t; } while(0) + +static const byte _color_sort[16] = {2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 2, 2, 3, 1, 1, 1}; +static const byte _color_similar_1[16] = {8, 6, 255, 12, 255, 0, 1, 1, 0, 13, 11, 10, 3, 9, 15, 14}; +static const byte _color_similar_2[16] = {5, 7, 255, 255, 255, 8, 7, 6, 5, 12, 255, 255, 9, 255, 255, 255}; + +static byte GeneratePlayerColor(void) +{ + byte colors[16], pcolor, t2; + int i,j,n; + uint32 r; + Player *p; + + // Initialize array + for (i = 0; i != 16; i++) colors[i] = i; + + // And randomize it + n = 100; + do { + r = Random(); + COLOR_SWAP(GB(r, 0, 4), GB(r, 4, 4)); + } while (--n); + + // Bubble sort it according to the values in table 1 + i = 16; + do { + for (j = 0; j != 15; j++) { + if (_color_sort[colors[j]] < _color_sort[colors[j + 1]]) { + COLOR_SWAP(j, j + 1); + } + } + } while (--i); + + // Move the colors that look similar to each player's color to the side + FOR_ALL_PLAYERS(p) if (p->is_active) { + pcolor = p->player_color; + for (i=0; i!=16; i++) if (colors[i] == pcolor) { + colors[i] = 0xFF; + + t2 = _color_similar_1[pcolor]; + if (t2 == 0xFF) break; + for (i=0; i!=15; i++) { + if (colors[i] == t2) { + do COLOR_SWAP(i,i+1); while (++i != 15); + break; + } + } + + t2 = _color_similar_2[pcolor]; + if (t2 == 0xFF) break; + for (i = 0; i != 15; i++) { + if (colors[i] == t2) { + do COLOR_SWAP(i, i + 1); while (++i != 15); + break; + } + } + break; + } + } + + // Return the first available color + for (i = 0;; i++) { + if (colors[i] != 0xFF) return colors[i]; + } +} + +static void GeneratePresidentName(Player *p) +{ + Player *pp; + char buffer[100], buffer2[40]; + + for (;;) { +restart:; + + p->president_name_2 = Random(); + p->president_name_1 = SPECSTR_PRESIDENT_NAME; + + SetDParam(0, p->president_name_2); + GetString(buffer, p->president_name_1, lastof(buffer)); + if (strlen(buffer) >= 32 || GetStringBoundingBox(buffer).width >= 94) + continue; + + FOR_ALL_PLAYERS(pp) { + if (pp->is_active && p != pp) { + SetDParam(0, pp->president_name_2); + GetString(buffer2, pp->president_name_1, lastof(buffer2)); + if (strcmp(buffer2, buffer) == 0) + goto restart; + } + } + return; + } +} + +static Player *AllocatePlayer(void) +{ + Player *p; + // Find a free slot + FOR_ALL_PLAYERS(p) { + if (!p->is_active) { + int i = p->index; + memset(p, 0, sizeof(Player)); + p->index = i; + return p; + } + } + return NULL; +} + +void ResetPlayerLivery(Player *p) +{ + LiveryScheme scheme; + + for (scheme = 0; scheme < LS_END; scheme++) { + p->livery[scheme].in_use = false; + p->livery[scheme].colour1 = p->player_color; + p->livery[scheme].colour2 = p->player_color; + } +} + +Player *DoStartupNewPlayer(bool is_ai) +{ + Player *p; + + p = AllocatePlayer(); + if (p == NULL) return NULL; + + // Make a color + p->player_color = GeneratePlayerColor(); + ResetPlayerLivery(p); + _player_colors[p->index] = p->player_color; + p->name_1 = STR_SV_UNNAMED; + p->is_active = true; + + p->money64 = p->player_money = p->current_loan = 100000; + + p->is_ai = is_ai; + p->ai.state = 5; /* AIS_WANT_NEW_ROUTE */ + p->share_owners[0] = p->share_owners[1] = p->share_owners[2] = p->share_owners[3] = PLAYER_SPECTATOR; + + p->avail_railtypes = GetPlayerRailtypes(p->index); + p->inaugurated_year = _cur_year; + p->face = Random(); + + /* Engine renewal settings */ + p->engine_renew_list = NULL; + p->renew_keep_length = false; + p->engine_renew = false; + p->engine_renew_months = -6; + p->engine_renew_money = 100000; + + GeneratePresidentName(p); + + InvalidateWindow(WC_GRAPH_LEGEND, 0); + InvalidateWindow(WC_TOOLBAR_MENU, 0); + InvalidateWindow(WC_CLIENT_LIST, 0); + + if (is_ai && (!_networking || _network_server) && _ai.enabled) + AI_StartNewAI(p->index); + + memset(p->num_engines, 0, sizeof(p->num_engines)); + + return p; +} + +void StartupPlayers(void) +{ + // The AI starts like in the setting with +2 month max + _next_competitor_start = _opt.diff.competitor_start_time * 90 * DAY_TICKS + RandomRange(60 * DAY_TICKS) + 1; +} + +static void MaybeStartNewPlayer(void) +{ + uint n; + Player *p; + + // count number of competitors + n = 0; + FOR_ALL_PLAYERS(p) { + if (p->is_active && p->is_ai) n++; + } + + // when there's a lot of computers in game, the probability that a new one starts is lower + if (n < (uint)_opt.diff.max_no_competitors && + n < (_network_server ? + InteractiveRandomRange(_opt.diff.max_no_competitors + 2) : + RandomRange(_opt.diff.max_no_competitors + 2) + )) { + /* Send a command to all clients to start up a new AI. + * Works fine for Multiplayer and Singleplayer */ + DoCommandP(0, 1, 0, NULL, CMD_PLAYER_CTRL); + } + + // The next AI starts like the difficulty setting said, with +2 month max + _next_competitor_start = _opt.diff.competitor_start_time * 90 * DAY_TICKS + 1; + _next_competitor_start += _network_server ? InteractiveRandomRange(60 * DAY_TICKS) : RandomRange(60 * DAY_TICKS); +} + +void InitializePlayers(void) +{ + uint i; + + memset(_players, 0, sizeof(_players)); + for (i = 0; i != MAX_PLAYERS; i++) _players[i].index = i; + _cur_player_tick_index = 0; +} + +void OnTick_Players(void) +{ + Player *p; + + if (_game_mode == GM_EDITOR) return; + + p = GetPlayer(_cur_player_tick_index); + _cur_player_tick_index = (_cur_player_tick_index + 1) % MAX_PLAYERS; + if (p->name_1 != 0) GenerateCompanyName(p); + + if (AI_AllowNewAI() && _game_mode != GM_MENU && !--_next_competitor_start) + MaybeStartNewPlayer(); +} + +// index is the next parameter in _decode_parameters to set up +StringID GetPlayerNameString(PlayerID player, uint index) +{ + if (IsHumanPlayer(player) && IsValidPlayer(player)) { + SetDParam(index, player+1); + return STR_7002_PLAYER; + } + return STR_EMPTY; +} + +extern void ShowPlayerFinances(int player); + +void PlayersYearlyLoop(void) +{ + Player *p; + + // Copy statistics + FOR_ALL_PLAYERS(p) { + if (p->is_active) { + memmove(&p->yearly_expenses[1], &p->yearly_expenses[0], sizeof(p->yearly_expenses) - sizeof(p->yearly_expenses[0])); + memset(&p->yearly_expenses[0], 0, sizeof(p->yearly_expenses[0])); + InvalidateWindow(WC_FINANCES, p->index); + } + } + + if (_patches.show_finances && _local_player != PLAYER_SPECTATOR) { + ShowPlayerFinances(_local_player); + p = GetPlayer(_local_player); + if (p->num_valid_stat_ent > 5 && p->old_economy[0].performance_history < p->old_economy[4].performance_history) { + SndPlayFx(SND_01_BAD_YEAR); + } else { + SndPlayFx(SND_00_GOOD_YEAR); + } + } +} + +byte GetPlayerRailtypes(PlayerID p) +{ + byte rt = 0; + EngineID i; + + for (i = 0; i != TOTAL_NUM_ENGINES; i++) { + const Engine* e = GetEngine(i); + const EngineInfo *ei = EngInfo(i); + + if (e->type == VEH_Train && HASBIT(ei->climates, _opt.landscape) && + (HASBIT(e->player_avail, p) || _date >= (e->intro_date + 365)) && + !(RailVehInfo(i)->flags & RVI_WAGON)) { + assert(e->railtype < RAILTYPE_END); + SETBIT(rt, e->railtype); + } + } + + return rt; +} + +static void DeletePlayerStuff(PlayerID pi) +{ + Player *p; + + DeletePlayerWindows(pi); + p = GetPlayer(pi); + DeleteName(p->name_1); + DeleteName(p->president_name_1); + p->name_1 = 0; + p->president_name_1 = 0; +} + +/** Change engine renewal parameters + * @param tile unused + * @param p1 bits 0-3 command + * - p1 = 0 - change auto renew bool + * - p1 = 1 - change auto renew months + * - p1 = 2 - change auto renew money + * - p1 = 3 - change auto renew array + * - p1 = 4 - change bool, months & money all together + * - p1 = 5 - change renew_keep_length + * @param p2 value to set + * if p1 = 0, then: + * - p2 = enable engine renewal + * if p1 = 1, then: + * - p2 = months left before engine expires to replace it + * if p1 = 2, then + * - p2 = minimum amount of money available + * if p1 = 3, then: + * - p2 bits 0-15 = old engine type + * - p2 bits 16-31 = new engine type + * if p1 = 4, then: + * - p1 bit 15 = enable engine renewal + * - p1 bits 16-31 = months left before engine expires to replace it + * - p2 bits 0-31 = minimum amount of money available + * if p1 = 5, then + * - p2 = enable renew_keep_length + */ +int32 CmdSetAutoReplace(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) +{ + Player *p; + if (!IsValidPlayer(_current_player)) return CMD_ERROR; + + p = GetPlayer(_current_player); + switch (GB(p1, 0, 3)) { + case 0: + if (p->engine_renew == (bool)GB(p2, 0, 1)) + return CMD_ERROR; + + if (flags & DC_EXEC) { + p->engine_renew = (bool)GB(p2, 0, 1); + if (IsLocalPlayer()) { + _patches.autorenew = p->engine_renew; + InvalidateWindow(WC_GAME_OPTIONS, 0); + } + } + break; + case 1: + if (p->engine_renew_months == (int16)p2) + return CMD_ERROR; + + if (flags & DC_EXEC) { + p->engine_renew_months = (int16)p2; + if (IsLocalPlayer()) { + _patches.autorenew_months = p->engine_renew_months; + InvalidateWindow(WC_GAME_OPTIONS, 0); + } + } + break; + case 2: + if (p->engine_renew_money == (uint32)p2) + return CMD_ERROR; + + if (flags & DC_EXEC) { + p->engine_renew_money = (uint32)p2; + if (IsLocalPlayer()) { + _patches.autorenew_money = p->engine_renew_money; + InvalidateWindow(WC_GAME_OPTIONS, 0); + } + } + break; + case 3: { + EngineID old_engine_type = GB(p2, 0, 16); + EngineID new_engine_type = GB(p2, 16, 16); + int32 cost; + + if (new_engine_type != INVALID_ENGINE) { + /* First we make sure that it's a valid type the user requested + * check that it's an engine that is in the engine array */ + if (!IsEngineIndex(new_engine_type)) + return CMD_ERROR; + + // check that the new vehicle type is the same as the original one + if (GetEngine(old_engine_type)->type != GetEngine(new_engine_type)->type) + return CMD_ERROR; + + // make sure that we do not replace a plane with a helicopter or vise versa + if (GetEngine(new_engine_type)->type == VEH_Aircraft && + (AircraftVehInfo(old_engine_type)->subtype & AIR_CTOL) != (AircraftVehInfo(new_engine_type)->subtype & AIR_CTOL)) + return CMD_ERROR; + + // make sure that the player can actually buy the new engine + if (!HASBIT(GetEngine(new_engine_type)->player_avail, _current_player)) + return CMD_ERROR; + + cost = AddEngineReplacementForPlayer(p, old_engine_type, new_engine_type, flags); + } else { + cost = RemoveEngineReplacementForPlayer(p, old_engine_type, flags); + } + + if (IsLocalPlayer()) InvalidateWindow(WC_REPLACE_VEHICLE, GetEngine(old_engine_type)->type); + + return cost; + } + + case 4: + if (flags & DC_EXEC) { + p->engine_renew = (bool)GB(p1, 15, 1); + p->engine_renew_months = (int16)GB(p1, 16, 16); + p->engine_renew_money = (uint32)p2; + + if (IsLocalPlayer()) { + _patches.autorenew = p->engine_renew; + _patches.autorenew_months = p->engine_renew_months; + _patches.autorenew_money = p->engine_renew_money; + InvalidateWindow(WC_GAME_OPTIONS, 0); + } + } + break; + case 5: + if (p->renew_keep_length == (bool)GB(p2, 0, 1)) + return CMD_ERROR; + + if (flags & DC_EXEC) { + p->renew_keep_length = (bool)GB(p2, 0, 1); + if (IsLocalPlayer()) { + InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Train); + } + } + break; + + } + return 0; +} + +/** Control the players: add, delete, etc. + * @param tile unused + * @param p1 various functionality + * - p1 = 0 - create a new player, Which player (network) it will be is in p2 + * - p1 = 1 - create a new AI player + * - p1 = 2 - delete a player. Player is identified by p2 + * - p1 = 3 - merge two companies together. Player to merge #1 with player #2. Identified by p2 + * @param p2 various functionality, dictated by p1 + * - p1 = 0 - ClientID of the newly created player + * - p1 = 2 - PlayerID of the that is getting deleted + * - p1 = 3 - #1 p2 = (bit 0-15) - player to merge (p2 & 0xFFFF) + * - #2 p2 = (bit 16-31) - player to be merged into ((p2>>16)&0xFFFF) + * @todo In the case of p1=0, create new player, the clientID of the new player is in parameter + * p2. This parameter is passed in at function DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND) + * on the server itself. First of all this is unbelievably ugly; second of all, well, + * it IS ugly! <b>Someone fix this up :)</b> So where to fix?@n + * @arg - network_server.c:838 DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND)@n + * @arg - network_client.c:536 DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MAP) from where the map has been received + */ +int32 CmdPlayerCtrl(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) +{ + if (flags & DC_EXEC) _current_player = OWNER_NONE; + + switch (p1) { + case 0: { /* Create a new player */ + /* Joining Client: + * _local_player: PLAYER_SPECTATOR + * _network_playas/cid = requested company/player + * + * Other client(s)/server: + * _local_player/_network_playas: what they play as + * cid = requested company/player of joining client */ + Player *p; + uint16 cid = p2; // ClientID + + /* This command is only executed in a multiplayer game */ + if (!_networking) return CMD_ERROR; + + /* Has the network client a correct ClientID? */ + if (!(flags & DC_EXEC)) return 0; +#ifdef ENABLE_NETWORK + if (cid >= MAX_CLIENT_INFO) return 0; +#endif /* ENABLE_NETWORK */ + + /* Delete multiplayer progress bar */ + DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0); + + p = DoStartupNewPlayer(false); + + /* A new player could not be created, revert to being a spectator */ + if (p == NULL) { +#ifdef ENABLE_NETWORK + if (_network_server) { + NetworkClientInfo *ci = &_network_client_info[cid]; + ci->client_playas = PLAYER_SPECTATOR; + NetworkUpdateClientInfo(ci->client_index); + } else +#endif /* ENABLE_NETWORK */ + { + _network_playas = PLAYER_SPECTATOR; + SetLocalPlayer(PLAYER_SPECTATOR); + } + break; + } + + /* This is the joining client who wants a new company */ + if (_local_player != _network_playas) { + assert(_local_player == PLAYER_SPECTATOR && _network_playas == p->index); + SetLocalPlayer(p->index); + MarkWholeScreenDirty(); + } + + /* Now that we have a new player, broadcast its autorenew settings to + * all clients so everything is in sync */ + DoCommand(0, + (_patches.autorenew << 15 ) | (_patches.autorenew_months << 16) | 4, + _patches.autorenew_money, + DC_EXEC, + CMD_SET_AUTOREPLACE + ); + +#ifdef ENABLE_NETWORK + if (_network_server) { + /* XXX - UGLY! p2 (pid) is mis-used to fetch the client-id, done at + * server-side in network_server.c:838, function + * DEF_SERVER_RECEIVE_COMMAND(PACKET_CLIENT_COMMAND) */ + NetworkClientInfo *ci = &_network_client_info[cid]; + ci->client_playas = p->index; + NetworkUpdateClientInfo(ci->client_index); + + if (IsValidPlayer(ci->client_playas)) { + PlayerID player_backup = _local_player; + _network_player_info[p->index].months_empty = 0; + + /* XXX - When a client joins, we automatically set its name to the + * player's name (for some reason). As it stands now only the server + * knows the client's name, so it needs to send out a "broadcast" to + * do this. To achieve this we send a network command. However, it + * uses _local_player to execute the command as. To prevent abuse + * (eg. only yourself can change your name/company), we 'cheat' by + * impersonation _local_player as the server. Not the best solution; + * but it works. + * TODO: Perhaps this could be improved by when the client is ready + * with joining to let it send itself the command, and not the server? + * For example in network_client.c:534? */ + _cmd_text = ci->client_name; + _local_player = ci->client_playas; + NetworkSend_Command(0, 0, 0, CMD_CHANGE_PRESIDENT_NAME, NULL); + _local_player = player_backup; + } + } +#endif /* ENABLE_NETWORK */ + } break; + + case 1: /* Make a new AI player */ + if (!(flags & DC_EXEC)) return 0; + + DoStartupNewPlayer(true); + break; + + case 2: { /* Delete a player */ + Player *p; + + if (!IsValidPlayer(p2)) return CMD_ERROR; + + if (!(flags & DC_EXEC)) return 0; + + p = GetPlayer(p2); + + /* Only allow removal of HUMAN companies */ + if (IsHumanPlayer(p->index)) { + /* Delete any open window of the company */ + DeletePlayerWindows(p->index); + + /* Show the bankrupt news */ + SetDParam(0, p->name_1); + SetDParam(1, p->name_2); + AddNewsItem( (StringID)(p->index | NB_BBANKRUPT), NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0); + + /* Remove the company */ + ChangeOwnershipOfPlayerItems(p->index, PLAYER_SPECTATOR); + p->is_active = false; + } + RemoveAllEngineReplacementForPlayer(p); + + } break; + + case 3: { /* Merge a company (#1) into another company (#2), elimination company #1 */ + PlayerID pid_old = GB(p2, 0, 16); + PlayerID pid_new = GB(p2, 16, 16); + + if (!IsValidPlayer(pid_old) || !IsValidPlayer(pid_new)) return CMD_ERROR; + + if (!(flags & DC_EXEC)) return CMD_ERROR; + + ChangeOwnershipOfPlayerItems(pid_old, pid_new); + DeletePlayerStuff(pid_old); + } break; + + default: return CMD_ERROR; + } + + return 0; +} + +static const StringID _endgame_perf_titles[] = { + STR_0213_BUSINESSMAN, + STR_0213_BUSINESSMAN, + STR_0213_BUSINESSMAN, + STR_0213_BUSINESSMAN, + STR_0213_BUSINESSMAN, + STR_0214_ENTREPRENEUR, + STR_0214_ENTREPRENEUR, + STR_0215_INDUSTRIALIST, + STR_0215_INDUSTRIALIST, + STR_0216_CAPITALIST, + STR_0216_CAPITALIST, + STR_0217_MAGNATE, + STR_0217_MAGNATE, + STR_0218_MOGUL, + STR_0218_MOGUL, + STR_0219_TYCOON_OF_THE_CENTURY +}; + +StringID EndGameGetPerformanceTitleFromValue(uint value) +{ + value = minu(value / 64, lengthof(_endgame_perf_titles) - 1); + + return _endgame_perf_titles[value]; +} + +/* Return true if any cheat has been used, false otherwise */ +static bool CheatHasBeenUsed(void) +{ + const Cheat* cht = (Cheat*)&_cheats; + const Cheat* cht_last = &cht[sizeof(_cheats) / sizeof(Cheat)]; + + for (; cht != cht_last; cht++) { + if (cht->been_used) return true; + } + + return false; +} + +/* Save the highscore for the player */ +int8 SaveHighScoreValue(const Player *p) +{ + HighScore *hs = _highscore_table[_opt.diff_level]; + uint i; + uint16 score = p->old_economy[0].performance_history; + + /* Exclude cheaters from the honour of being in the highscore table */ + if (CheatHasBeenUsed()) return -1; + + for (i = 0; i < lengthof(_highscore_table[0]); i++) { + /* You are in the TOP5. Move all values one down and save us there */ + if (hs[i].score <= score) { + // move all elements one down starting from the replaced one + memmove(&hs[i + 1], &hs[i], sizeof(HighScore) * (lengthof(_highscore_table[0]) - i - 1)); + SetDParam(0, p->president_name_1); + SetDParam(1, p->president_name_2); + SetDParam(2, p->name_1); + SetDParam(3, p->name_2); + GetString(hs[i].company, STR_HIGHSCORE_NAME, lastof(hs[i].company)); // get manager/company name string + hs[i].score = score; + hs[i].title = EndGameGetPerformanceTitleFromValue(score); + return i; + } + } + + return -1; // too bad; we did not make it into the top5 +} + +/* Sort all players given their performance */ +static int CDECL HighScoreSorter(const void *a, const void *b) +{ + const Player *pa = *(const Player* const*)a; + const Player *pb = *(const Player* const*)b; + + return pb->old_economy[0].performance_history - pa->old_economy[0].performance_history; +} + +/* Save the highscores in a network game when it has ended */ +#define LAST_HS_ITEM lengthof(_highscore_table) - 1 +int8 SaveHighScoreValueNetwork(void) +{ + const Player* p; + const Player* pl[MAX_PLAYERS]; + size_t count = 0; + int8 player = -1; + + /* Sort all active players with the highest score first */ + FOR_ALL_PLAYERS(p) if (p->is_active) pl[count++] = p; + qsort((Player*)pl, count, sizeof(pl[0]), HighScoreSorter); + + { + uint i; + + memset(_highscore_table[LAST_HS_ITEM], 0, sizeof(_highscore_table[0])); + + /* Copy over Top5 companies */ + for (i = 0; i < lengthof(_highscore_table[LAST_HS_ITEM]) && i < count; i++) { + HighScore* hs = &_highscore_table[LAST_HS_ITEM][i]; + + SetDParam(0, pl[i]->president_name_1); + SetDParam(1, pl[i]->president_name_2); + SetDParam(2, pl[i]->name_1); + SetDParam(3, pl[i]->name_2); + GetString(hs->company, STR_HIGHSCORE_NAME, lastof(hs->company)); // get manager/company name string + hs->score = pl[i]->old_economy[0].performance_history; + hs->title = EndGameGetPerformanceTitleFromValue(hs->score); + + // get the ranking of the local player + if (pl[i]->index == _local_player) player = i; + } + } + + /* Add top5 players to highscore table */ + return player; +} + +/* Save HighScore table to file */ +void SaveToHighScore(void) +{ + FILE *fp = fopen(_highscore_file, "wb"); + + if (fp != NULL) { + uint i; + HighScore *hs; + + for (i = 0; i < LAST_HS_ITEM; i++) { // don't save network highscores + for (hs = _highscore_table[i]; hs != endof(_highscore_table[i]); hs++) { + /* First character is a command character, so strlen will fail on that */ + byte length = min(sizeof(hs->company), (hs->company[0] == '\0') ? 0 : (int)strlen(&hs->company[1]) + 1); + + fwrite(&length, sizeof(length), 1, fp); // write away string length + fwrite(hs->company, length, 1, fp); + fwrite(&hs->score, sizeof(hs->score), 1, fp); + fwrite("", 2, 1, fp); /* XXX - placeholder for hs->title, not saved anymore; compatibility */ + } + } + fclose(fp); + } +} + +/* Initialize the highscore table to 0 and if any file exists, load in values */ +void LoadFromHighScore(void) +{ + FILE *fp = fopen(_highscore_file, "rb"); + + memset(_highscore_table, 0, sizeof(_highscore_table)); + + if (fp != NULL) { + uint i; + HighScore *hs; + + for (i = 0; i < LAST_HS_ITEM; i++) { // don't load network highscores + for (hs = _highscore_table[i]; hs != endof(_highscore_table[i]); hs++) { + byte length; + fread(&length, sizeof(length), 1, fp); + + fread(hs->company, 1, length, fp); + fread(&hs->score, sizeof(hs->score), 1, fp); + fseek(fp, 2, SEEK_CUR); /* XXX - placeholder for hs->title, not saved anymore; compatibility */ + hs->title = EndGameGetPerformanceTitleFromValue(hs->score); + } + } + fclose(fp); + } + + /* Initialize end of game variable (when to show highscore chart) */ + _patches.ending_year = 2051; +} + +// Save/load of players +static const SaveLoad _player_desc[] = { + SLE_VAR(Player, name_2, SLE_UINT32), + SLE_VAR(Player, name_1, SLE_STRINGID), + + SLE_VAR(Player, president_name_1,SLE_UINT16), + SLE_VAR(Player, president_name_2,SLE_UINT32), + + SLE_VAR(Player, face, SLE_UINT32), + + // money was changed to a 64 bit field in savegame version 1. + SLE_CONDVAR(Player, money64, SLE_VAR_I64 | SLE_FILE_I32, 0, 0), + SLE_CONDVAR(Player, money64, SLE_INT64, 1, SL_MAX_VERSION), + + SLE_VAR(Player, current_loan, SLE_INT32), + + SLE_VAR(Player, player_color, SLE_UINT8), + SLE_VAR(Player, player_money_fraction, SLE_UINT8), + SLE_VAR(Player, avail_railtypes, SLE_UINT8), + SLE_VAR(Player, block_preview, SLE_UINT8), + + SLE_VAR(Player, cargo_types, SLE_UINT16), + SLE_CONDVAR(Player, location_of_house, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(Player, location_of_house, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_CONDVAR(Player, last_build_coordinate, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(Player, last_build_coordinate, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_CONDVAR(Player, inaugurated_year, SLE_FILE_U8 | SLE_VAR_I32, 0, 30), + SLE_CONDVAR(Player, inaugurated_year, SLE_INT32, 31, SL_MAX_VERSION), + + SLE_ARR(Player, share_owners, SLE_UINT8, 4), + + SLE_VAR(Player, num_valid_stat_ent, SLE_UINT8), + + SLE_VAR(Player, quarters_of_bankrupcy, SLE_UINT8), + SLE_VAR(Player, bankrupt_asked, SLE_UINT8), + SLE_VAR(Player, bankrupt_timeout, SLE_INT16), + SLE_VAR(Player, bankrupt_value, SLE_INT32), + + // yearly expenses was changed to 64-bit in savegame version 2. + SLE_CONDARR(Player, yearly_expenses, SLE_FILE_I32 | SLE_VAR_I64, 3 * 13, 0, 1), + SLE_CONDARR(Player, yearly_expenses, SLE_INT64, 3 * 13, 2, SL_MAX_VERSION), + + SLE_CONDVAR(Player, is_ai, SLE_BOOL, 2, SL_MAX_VERSION), + SLE_CONDVAR(Player, is_active, SLE_BOOL, 4, SL_MAX_VERSION), + + // Engine renewal settings + SLE_CONDNULL(512, 16, 18), + SLE_CONDREF(Player, engine_renew_list, REF_ENGINE_RENEWS, 19, SL_MAX_VERSION), + SLE_CONDVAR(Player, engine_renew, SLE_BOOL, 16, SL_MAX_VERSION), + SLE_CONDVAR(Player, engine_renew_months, SLE_INT16, 16, SL_MAX_VERSION), + SLE_CONDVAR(Player, engine_renew_money, SLE_UINT32, 16, SL_MAX_VERSION), + SLE_CONDVAR(Player, renew_keep_length, SLE_BOOL, 2, SL_MAX_VERSION), // added with 16.1, but was blank since 2 + + // reserve extra space in savegame here. (currently 63 bytes) + SLE_CONDNULL(63, 2, SL_MAX_VERSION), + + SLE_END() +}; + +static const SaveLoad _player_economy_desc[] = { + // these were changed to 64-bit in savegame format 2 + SLE_CONDVAR(PlayerEconomyEntry, income, SLE_INT32, 0, 1), + SLE_CONDVAR(PlayerEconomyEntry, expenses, SLE_INT32, 0, 1), + SLE_CONDVAR(PlayerEconomyEntry, company_value, SLE_FILE_I32 | SLE_VAR_I64, 0, 1), + SLE_CONDVAR(PlayerEconomyEntry, income, SLE_FILE_I64 | SLE_VAR_I32, 2, SL_MAX_VERSION), + SLE_CONDVAR(PlayerEconomyEntry, expenses, SLE_FILE_I64 | SLE_VAR_I32, 2, SL_MAX_VERSION), + SLE_CONDVAR(PlayerEconomyEntry, company_value, SLE_INT64, 2, SL_MAX_VERSION), + + SLE_VAR(PlayerEconomyEntry, delivered_cargo, SLE_INT32), + SLE_VAR(PlayerEconomyEntry, performance_history, SLE_INT32), + + SLE_END() +}; + +static const SaveLoad _player_ai_desc[] = { + SLE_VAR(PlayerAI, state, SLE_UINT8), + SLE_VAR(PlayerAI, tick, SLE_UINT8), + SLE_CONDVAR(PlayerAI, state_counter, SLE_FILE_U16 | SLE_VAR_U32, 0, 12), + SLE_CONDVAR(PlayerAI, state_counter, SLE_UINT32, 13, SL_MAX_VERSION), + SLE_VAR(PlayerAI, timeout_counter, SLE_UINT16), + + SLE_VAR(PlayerAI, state_mode, SLE_UINT8), + SLE_VAR(PlayerAI, banned_tile_count, SLE_UINT8), + SLE_VAR(PlayerAI, railtype_to_use, SLE_UINT8), + + SLE_VAR(PlayerAI, cargo_type, SLE_UINT8), + SLE_VAR(PlayerAI, num_wagons, SLE_UINT8), + SLE_VAR(PlayerAI, build_kind, SLE_UINT8), + SLE_VAR(PlayerAI, num_build_rec, SLE_UINT8), + SLE_VAR(PlayerAI, num_loco_to_build, SLE_UINT8), + SLE_VAR(PlayerAI, num_want_fullload, SLE_UINT8), + + SLE_VAR(PlayerAI, route_type_mask, SLE_UINT8), + + SLE_CONDVAR(PlayerAI, start_tile_a, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(PlayerAI, start_tile_a, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_CONDVAR(PlayerAI, cur_tile_a, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(PlayerAI, cur_tile_a, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_VAR(PlayerAI, start_dir_a, SLE_UINT8), + SLE_VAR(PlayerAI, cur_dir_a, SLE_UINT8), + + SLE_CONDVAR(PlayerAI, start_tile_b, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(PlayerAI, start_tile_b, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_CONDVAR(PlayerAI, cur_tile_b, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(PlayerAI, cur_tile_b, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_VAR(PlayerAI, start_dir_b, SLE_UINT8), + SLE_VAR(PlayerAI, cur_dir_b, SLE_UINT8), + + SLE_REF(PlayerAI, cur_veh, REF_VEHICLE), + + SLE_ARR(PlayerAI, wagon_list, SLE_UINT16, 9), + SLE_ARR(PlayerAI, order_list_blocks, SLE_UINT8, 20), + SLE_ARR(PlayerAI, banned_tiles, SLE_UINT16, 16), + + SLE_CONDNULL(64, 2, SL_MAX_VERSION), + SLE_END() +}; + +static const SaveLoad _player_ai_build_rec_desc[] = { + SLE_CONDVAR(AiBuildRec, spec_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(AiBuildRec, spec_tile, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_CONDVAR(AiBuildRec, use_tile, SLE_FILE_U16 | SLE_VAR_U32, 0, 5), + SLE_CONDVAR(AiBuildRec, use_tile, SLE_UINT32, 6, SL_MAX_VERSION), + SLE_VAR(AiBuildRec, rand_rng, SLE_UINT8), + SLE_VAR(AiBuildRec, cur_building_rule, SLE_UINT8), + SLE_VAR(AiBuildRec, unk6, SLE_UINT8), + SLE_VAR(AiBuildRec, unk7, SLE_UINT8), + SLE_VAR(AiBuildRec, buildcmd_a, SLE_UINT8), + SLE_VAR(AiBuildRec, buildcmd_b, SLE_UINT8), + SLE_VAR(AiBuildRec, direction, SLE_UINT8), + SLE_VAR(AiBuildRec, cargo, SLE_UINT8), + SLE_END() +}; + +static const SaveLoad _player_livery_desc[] = { + SLE_CONDVAR(Livery, in_use, SLE_BOOL, 34, SL_MAX_VERSION), + SLE_CONDVAR(Livery, colour1, SLE_UINT8, 34, SL_MAX_VERSION), + SLE_CONDVAR(Livery, colour2, SLE_UINT8, 34, SL_MAX_VERSION), + SLE_END() +}; + +static void SaveLoad_PLYR(Player* p) +{ + int i; + + SlObject(p, _player_desc); + + // Write AI? + if (!IsHumanPlayer(p->index)) { + SlObject(&p->ai, _player_ai_desc); + for (i = 0; i != p->ai.num_build_rec; i++) { + SlObject(&p->ai.src + i, _player_ai_build_rec_desc); + } + } + + // Write economy + SlObject(&p->cur_economy, _player_economy_desc); + + // Write old economy entries. + for (i = 0; i < p->num_valid_stat_ent; i++) { + SlObject(&p->old_economy[i], _player_economy_desc); + } + + // Write each livery entry. + for (i = 0; i < LS_END; i++) { + SlObject(&p->livery[i], _player_livery_desc); + } +} + +static void Save_PLYR(void) +{ + Player *p; + FOR_ALL_PLAYERS(p) { + if (p->is_active) { + SlSetArrayIndex(p->index); + SlAutolength((AutolengthProc*)SaveLoad_PLYR, p); + } + } +} + +static void Load_PLYR(void) +{ + int index; + while ((index = SlIterateArray()) != -1) { + Player *p = GetPlayer(index); + SaveLoad_PLYR(p); + _player_colors[index] = p->player_color; + UpdatePlayerMoney32(p); + + /* This is needed so an AI is attached to a loaded AI */ + if (p->is_ai && (!_networking || _network_server) && _ai.enabled) + AI_StartNewAI(p->index); + } +} + +const ChunkHandler _player_chunk_handlers[] = { + { 'PLYR', Save_PLYR, Load_PLYR, CH_ARRAY | CH_LAST}, +}; |