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1 /* $Id$ */ |
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2 |
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3 #include "stdafx.h" |
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4 #include "openttd.h" |
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5 #include "ship.h" |
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6 #include "table/strings.h" |
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7 #include "functions.h" |
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8 #include "map.h" |
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9 #include "tile.h" |
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10 #include "vehicle.h" |
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11 #include "command.h" |
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12 #include "pathfind.h" |
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13 #include "station_map.h" |
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14 #include "station.h" |
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15 #include "news.h" |
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16 #include "engine.h" |
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17 #include "player.h" |
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18 #include "sound.h" |
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19 #include "npf.h" |
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20 #include "depot.h" |
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21 #include "vehicle_gui.h" |
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22 #include "newgrf_engine.h" |
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23 #include "water_map.h" |
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24 #include "yapf/yapf.h" |
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25 #include "debug.h" |
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26 #include "newgrf_callbacks.h" |
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27 #include "newgrf_text.h" |
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28 #include "newgrf_sound.h" |
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29 #include "date.h" |
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30 |
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31 static const uint16 _ship_sprites[] = {0x0E5D, 0x0E55, 0x0E65, 0x0E6D}; |
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32 static const byte _ship_sometracks[4] = {0x19, 0x16, 0x25, 0x2A}; |
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33 |
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34 static byte GetTileShipTrackStatus(TileIndex tile) |
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35 { |
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36 uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER); |
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37 return r | r >> 8; |
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38 } |
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39 |
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40 void DrawShipEngine(int x, int y, EngineID engine, uint32 image_ormod) |
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41 { |
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42 int spritenum = ShipVehInfo(engine)->image_index; |
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43 |
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44 if (is_custom_sprite(spritenum)) { |
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45 int sprite = GetCustomVehicleIcon(engine, DIR_W); |
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46 |
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47 if (sprite != 0) { |
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48 DrawSprite(sprite | image_ormod, x, y); |
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49 return; |
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50 } |
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51 spritenum = orig_ship_vehicle_info[engine - SHIP_ENGINES_INDEX].image_index; |
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52 } |
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53 DrawSprite((6 + _ship_sprites[spritenum]) | image_ormod, x, y); |
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54 } |
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55 |
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56 int GetShipImage(const Vehicle* v, Direction direction) |
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57 { |
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58 int spritenum = v->spritenum; |
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59 |
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60 if (is_custom_sprite(spritenum)) { |
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61 int sprite = GetCustomVehicleSprite(v, direction); |
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62 |
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63 if (sprite != 0) return sprite; |
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64 spritenum = orig_ship_vehicle_info[v->engine_type - SHIP_ENGINES_INDEX].image_index; |
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65 } |
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66 return _ship_sprites[spritenum] + direction; |
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67 } |
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68 |
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69 static const Depot* FindClosestShipDepot(const Vehicle* v) |
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70 { |
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71 const Depot* depot; |
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72 const Depot* best_depot = NULL; |
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73 uint dist; |
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74 uint best_dist = (uint)-1; |
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75 TileIndex tile; |
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76 TileIndex tile2 = v->tile; |
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77 |
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78 if (_patches.new_pathfinding_all) { |
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79 NPFFoundTargetData ftd; |
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80 byte trackdir = GetVehicleTrackdir(v); |
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81 ftd = NPFRouteToDepotTrialError(v->tile, trackdir, TRANSPORT_WATER, v->owner, INVALID_RAILTYPE); |
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82 if (ftd.best_bird_dist == 0) { |
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83 best_depot = GetDepotByTile(ftd.node.tile); /* Found target */ |
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84 } else { |
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85 best_depot = NULL; /* Did not find target */ |
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86 } |
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87 } else { |
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88 FOR_ALL_DEPOTS(depot) { |
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89 tile = depot->xy; |
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90 if (IsTileDepotType(tile, TRANSPORT_WATER) && IsTileOwner(tile, v->owner)) { |
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91 dist = DistanceManhattan(tile, tile2); |
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92 if (dist < best_dist) { |
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93 best_dist = dist; |
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94 best_depot = depot; |
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95 } |
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96 } |
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97 } |
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98 } |
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99 return best_depot; |
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100 } |
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101 |
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102 static void CheckIfShipNeedsService(Vehicle *v) |
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103 { |
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104 const Depot* depot; |
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105 |
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106 if (_patches.servint_ships == 0) return; |
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107 if (!VehicleNeedsService(v)) return; |
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108 if (v->vehstatus & VS_STOPPED) return; |
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109 |
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110 if (v->current_order.type == OT_GOTO_DEPOT && |
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111 v->current_order.flags & OF_HALT_IN_DEPOT) |
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112 return; |
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113 |
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114 if (_patches.gotodepot && VehicleHasDepotOrders(v)) return; |
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115 |
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116 if (IsShipInDepot(v)) { |
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117 VehicleServiceInDepot(v); |
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118 return; |
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119 } |
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120 |
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121 depot = FindClosestShipDepot(v); |
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122 |
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123 if (depot == NULL || DistanceManhattan(v->tile, depot->xy) > 12) { |
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124 if (v->current_order.type == OT_GOTO_DEPOT) { |
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125 v->current_order.type = OT_DUMMY; |
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126 v->current_order.flags = 0; |
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127 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
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128 } |
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129 return; |
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130 } |
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131 |
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132 v->current_order.type = OT_GOTO_DEPOT; |
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133 v->current_order.flags = OF_NON_STOP; |
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134 v->current_order.dest = depot->index; |
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135 v->dest_tile = depot->xy; |
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136 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
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137 } |
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138 |
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139 void OnNewDay_Ship(Vehicle *v) |
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140 { |
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141 int32 cost; |
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142 |
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143 if ((++v->day_counter & 7) == 0) |
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144 DecreaseVehicleValue(v); |
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145 |
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146 CheckVehicleBreakdown(v); |
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147 AgeVehicle(v); |
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148 CheckIfShipNeedsService(v); |
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149 |
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150 CheckOrders(v); |
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151 |
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152 if (v->vehstatus & VS_STOPPED) return; |
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153 |
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154 cost = ShipVehInfo(v->engine_type)->running_cost * _price.ship_running / 364; |
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155 v->profit_this_year -= cost >> 8; |
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156 |
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157 SET_EXPENSES_TYPE(EXPENSES_SHIP_RUN); |
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158 SubtractMoneyFromPlayerFract(v->owner, cost); |
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159 |
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160 InvalidateWindow(WC_VEHICLE_DETAILS, v->index); |
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161 //we need this for the profit |
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162 InvalidateWindowClasses(WC_SHIPS_LIST); |
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163 } |
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164 |
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165 static void HandleBrokenShip(Vehicle *v) |
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166 { |
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167 if (v->breakdown_ctr != 1) { |
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168 v->breakdown_ctr = 1; |
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169 v->cur_speed = 0; |
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170 |
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171 if (v->breakdowns_since_last_service != 255) |
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172 v->breakdowns_since_last_service++; |
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173 |
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174 InvalidateWindow(WC_VEHICLE_VIEW, v->index); |
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175 InvalidateWindow(WC_VEHICLE_DETAILS, v->index); |
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176 |
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177 if (!PlayVehicleSound(v, VSE_BREAKDOWN)) { |
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178 SndPlayVehicleFx((_opt.landscape != LT_CANDY) ? |
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179 SND_10_TRAIN_BREAKDOWN : SND_3A_COMEDY_BREAKDOWN_2, v); |
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180 } |
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181 |
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182 if (!(v->vehstatus & VS_HIDDEN)) { |
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183 Vehicle *u = CreateEffectVehicleRel(v, 4, 4, 5, EV_BREAKDOWN_SMOKE); |
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184 if (u != NULL) u->u.special.unk0 = v->breakdown_delay * 2; |
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185 } |
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186 } |
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187 |
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188 if (!(v->tick_counter & 1)) { |
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189 if (!--v->breakdown_delay) { |
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190 v->breakdown_ctr = 0; |
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191 InvalidateWindow(WC_VEHICLE_VIEW, v->index); |
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192 } |
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193 } |
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194 } |
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195 |
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196 static void MarkShipDirty(Vehicle *v) |
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197 { |
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198 v->cur_image = GetShipImage(v, v->direction); |
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199 MarkAllViewportsDirty(v->left_coord, v->top_coord, v->right_coord + 1, v->bottom_coord + 1); |
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200 } |
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201 |
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202 static void PlayShipSound(Vehicle *v) |
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203 { |
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204 if (!PlayVehicleSound(v, VSE_START)) { |
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205 SndPlayVehicleFx(ShipVehInfo(v->engine_type)->sfx, v); |
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206 } |
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207 } |
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208 |
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209 static void ProcessShipOrder(Vehicle *v) |
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210 { |
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211 const Order *order; |
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212 |
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213 switch (v->current_order.type) { |
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214 case OT_GOTO_DEPOT: |
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215 if (!(v->current_order.flags & OF_PART_OF_ORDERS)) return; |
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216 if (v->current_order.flags & OF_SERVICE_IF_NEEDED && |
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217 !VehicleNeedsService(v)) { |
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218 v->cur_order_index++; |
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219 } |
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220 break; |
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221 |
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222 case OT_LOADING: |
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223 case OT_LEAVESTATION: |
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224 return; |
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225 |
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226 default: break; |
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227 } |
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228 |
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229 if (v->cur_order_index >= v->num_orders) v->cur_order_index = 0; |
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230 |
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231 order = GetVehicleOrder(v, v->cur_order_index); |
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232 |
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233 if (order == NULL) { |
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234 v->current_order.type = OT_NOTHING; |
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235 v->current_order.flags = 0; |
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236 v->dest_tile = 0; |
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237 return; |
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238 } |
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239 |
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240 if (order->type == v->current_order.type && |
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241 order->flags == v->current_order.flags && |
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242 order->dest == v->current_order.dest) |
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243 return; |
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244 |
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245 v->current_order = *order; |
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246 |
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247 if (order->type == OT_GOTO_STATION) { |
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248 const Station *st; |
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249 |
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250 if (order->dest == v->last_station_visited) |
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251 v->last_station_visited = INVALID_STATION; |
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252 |
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253 st = GetStation(order->dest); |
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254 if (st->dock_tile != 0) { |
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255 v->dest_tile = TILE_ADD(st->dock_tile, ToTileIndexDiff(GetDockOffset(st->dock_tile))); |
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256 } |
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257 } else if (order->type == OT_GOTO_DEPOT) { |
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258 v->dest_tile = GetDepot(order->dest)->xy; |
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259 } else { |
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260 v->dest_tile = 0; |
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261 } |
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262 |
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263 InvalidateVehicleOrder(v); |
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264 |
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265 InvalidateWindowClasses(WC_SHIPS_LIST); |
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266 } |
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267 |
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268 static void HandleShipLoading(Vehicle *v) |
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269 { |
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270 if (v->current_order.type == OT_NOTHING) return; |
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271 |
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272 if (v->current_order.type != OT_DUMMY) { |
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273 if (v->current_order.type != OT_LOADING) return; |
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274 if (--v->load_unload_time_rem) return; |
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275 |
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276 if (CanFillVehicle(v) && (v->current_order.flags & OF_FULL_LOAD || |
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277 (_patches.gradual_loading && !HASBIT(v->load_status, LS_LOADING_FINISHED)))) { |
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278 SET_EXPENSES_TYPE(EXPENSES_SHIP_INC); |
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279 if (LoadUnloadVehicle(v, false)) { |
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280 InvalidateWindow(WC_SHIPS_LIST, v->owner); |
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281 MarkShipDirty(v); |
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282 } |
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283 return; |
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284 } |
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285 PlayShipSound(v); |
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286 |
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287 { |
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288 Order b = v->current_order; |
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289 v->current_order.type = OT_LEAVESTATION; |
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290 v->current_order.flags = 0; |
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291 if (!(b.flags & OF_NON_STOP)) return; |
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292 } |
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293 } |
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294 |
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295 v->cur_order_index++; |
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296 InvalidateVehicleOrder(v); |
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297 } |
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298 |
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299 static void UpdateShipDeltaXY(Vehicle *v, int dir) |
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300 { |
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301 #define MKIT(d,c,b,a) ((a&0xFF)<<24) | ((b&0xFF)<<16) | ((c&0xFF)<<8) | ((d&0xFF)<<0) |
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302 static const uint32 _delta_xy_table[8] = { |
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303 MKIT( -3, -3, 6, 6), |
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304 MKIT(-16, -3, 32, 6), |
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305 MKIT( -3, -3, 6, 6), |
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306 MKIT( -3, -16, 6, 32), |
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307 MKIT( -3, -3, 6, 6), |
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308 MKIT(-16, -3, 32, 6), |
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309 MKIT( -3, -3, 6, 6), |
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310 MKIT( -3, -16, 6, 32), |
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311 }; |
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312 #undef MKIT |
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313 uint32 x = _delta_xy_table[dir]; |
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314 v->x_offs = GB(x, 0, 8); |
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315 v->y_offs = GB(x, 8, 8); |
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316 v->sprite_width = GB(x, 16, 8); |
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317 v->sprite_height = GB(x, 24, 8); |
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318 } |
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319 |
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320 void RecalcShipStuff(Vehicle *v) |
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321 { |
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322 UpdateShipDeltaXY(v, v->direction); |
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323 v->cur_image = GetShipImage(v, v->direction); |
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324 MarkShipDirty(v); |
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325 InvalidateWindow(WC_VEHICLE_DEPOT, v->tile); |
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326 } |
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327 |
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328 static const TileIndexDiffC _ship_leave_depot_offs[] = { |
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329 {-1, 0}, |
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330 { 0, -1} |
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331 }; |
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332 |
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333 static void CheckShipLeaveDepot(Vehicle *v) |
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334 { |
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335 TileIndex tile; |
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336 Axis axis; |
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337 uint m; |
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338 |
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339 if (!IsShipInDepot(v)) return; |
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340 |
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341 tile = v->tile; |
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342 axis = GetShipDepotAxis(tile); |
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343 |
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344 // Check first side |
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345 if (_ship_sometracks[axis] & GetTileShipTrackStatus(TILE_ADD(tile, ToTileIndexDiff(_ship_leave_depot_offs[axis])))) { |
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346 m = (axis == AXIS_X) ? 0x101 : 0x207; |
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347 // Check second side |
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348 } else if (_ship_sometracks[axis + 2] & GetTileShipTrackStatus(TILE_ADD(tile, -2 * ToTileIndexDiff(_ship_leave_depot_offs[axis])))) { |
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349 m = (axis == AXIS_X) ? 0x105 : 0x203; |
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350 } else { |
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351 return; |
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352 } |
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353 v->direction = GB(m, 0, 8); |
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354 v->u.ship.state = GB(m, 8, 8); |
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355 v->vehstatus &= ~VS_HIDDEN; |
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356 |
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357 v->cur_speed = 0; |
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358 RecalcShipStuff(v); |
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359 |
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360 PlayShipSound(v); |
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361 VehicleServiceInDepot(v); |
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362 InvalidateWindowData(WC_VEHICLE_DEPOT, v->tile); |
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363 InvalidateWindowClasses(WC_SHIPS_LIST); |
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364 } |
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365 |
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366 static bool ShipAccelerate(Vehicle *v) |
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367 { |
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368 uint spd; |
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369 byte t; |
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370 |
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371 spd = min(v->cur_speed + 1, v->max_speed); |
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372 |
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373 //updates statusbar only if speed have changed to save CPU time |
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374 if (spd != v->cur_speed) { |
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375 v->cur_speed = spd; |
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376 if (_patches.vehicle_speed) |
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377 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
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378 } |
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379 |
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380 // Decrease somewhat when turning |
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381 if (!(v->direction & 1)) spd = spd * 3 / 4; |
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382 |
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383 if (spd == 0) return false; |
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384 if ((byte)++spd == 0) return true; |
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385 |
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386 v->progress = (t = v->progress) - (byte)spd; |
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387 |
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388 return (t < v->progress); |
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389 } |
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390 |
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391 static int32 EstimateShipCost(EngineID engine_type) |
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392 { |
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393 return ShipVehInfo(engine_type)->base_cost * (_price.ship_base>>3)>>5; |
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394 } |
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395 |
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396 static void ShipArrivesAt(const Vehicle* v, Station* st) |
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397 { |
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398 /* Check if station was ever visited before */ |
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399 if (!(st->had_vehicle_of_type & HVOT_SHIP)) { |
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400 uint32 flags; |
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401 |
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402 st->had_vehicle_of_type |= HVOT_SHIP; |
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403 |
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404 SetDParam(0, st->index); |
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405 flags = (v->owner == _local_player) ? NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ARRIVAL_PLAYER, 0) : NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ARRIVAL_OTHER, 0); |
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406 AddNewsItem( |
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407 STR_9833_CITIZENS_CELEBRATE_FIRST, |
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408 flags, |
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409 v->index, |
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410 0); |
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411 } |
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412 } |
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413 |
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414 typedef struct { |
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415 TileIndex skiptile; |
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416 TileIndex dest_coords; |
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417 uint best_bird_dist; |
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418 uint best_length; |
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419 } PathFindShip; |
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420 |
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421 static bool ShipTrackFollower(TileIndex tile, PathFindShip *pfs, int track, uint length, byte *state) |
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422 { |
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423 // Found dest? |
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424 if (tile == pfs->dest_coords) { |
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425 pfs->best_bird_dist = 0; |
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426 |
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427 pfs->best_length = minu(pfs->best_length, length); |
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428 return true; |
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429 } |
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430 |
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431 // Skip this tile in the calculation |
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432 if (tile != pfs->skiptile) { |
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433 pfs->best_bird_dist = minu(pfs->best_bird_dist, DistanceMaxPlusManhattan(pfs->dest_coords, tile)); |
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434 } |
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435 |
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436 return false; |
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437 } |
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438 |
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439 static const byte _ship_search_directions[6][4] = { |
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440 { 0, 9, 2, 9 }, |
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441 { 9, 1, 9, 3 }, |
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442 { 9, 0, 3, 9 }, |
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443 { 1, 9, 9, 2 }, |
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444 { 3, 2, 9, 9 }, |
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445 { 9, 9, 1, 0 }, |
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446 }; |
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447 |
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448 static const byte _pick_shiptrack_table[6] = {1, 3, 2, 2, 0, 0}; |
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449 |
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450 static uint FindShipTrack(Vehicle *v, TileIndex tile, int dir, uint bits, TileIndex skiptile, int *track) |
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451 { |
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452 PathFindShip pfs; |
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453 int i, best_track; |
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454 uint best_bird_dist = 0; |
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455 uint best_length = 0; |
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456 uint r; |
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457 byte ship_dir = v->direction & 3; |
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458 |
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459 pfs.dest_coords = v->dest_tile; |
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460 pfs.skiptile = skiptile; |
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461 |
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462 best_track = -1; |
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463 |
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464 do { |
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465 i = FIND_FIRST_BIT(bits); |
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466 bits = KILL_FIRST_BIT(bits); |
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467 |
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468 pfs.best_bird_dist = (uint)-1; |
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469 pfs.best_length = (uint)-1; |
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470 |
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471 FollowTrack(tile, 0x3800 | TRANSPORT_WATER, _ship_search_directions[i][dir], (TPFEnumProc*)ShipTrackFollower, NULL, &pfs); |
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472 |
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473 if (best_track >= 0) { |
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474 if (pfs.best_bird_dist != 0) { |
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475 /* neither reached the destination, pick the one with the smallest bird dist */ |
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476 if (pfs.best_bird_dist > best_bird_dist) goto bad; |
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477 if (pfs.best_bird_dist < best_bird_dist) goto good; |
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478 } else { |
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479 if (pfs.best_length > best_length) goto bad; |
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480 if (pfs.best_length < best_length) goto good; |
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481 } |
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482 |
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483 /* if we reach this position, there's two paths of equal value so far. |
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484 * pick one randomly. */ |
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485 r = GB(Random(), 0, 8); |
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486 if (_pick_shiptrack_table[i] == ship_dir) r += 80; |
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487 if (_pick_shiptrack_table[best_track] == ship_dir) r -= 80; |
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488 if (r <= 127) goto bad; |
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489 } |
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490 good:; |
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491 best_track = i; |
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492 best_bird_dist = pfs.best_bird_dist; |
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493 best_length = pfs.best_length; |
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494 bad:; |
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495 |
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496 } while (bits != 0); |
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497 |
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498 *track = best_track; |
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499 return best_bird_dist; |
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500 } |
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501 |
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502 static inline NPFFoundTargetData PerfNPFRouteToStationOrTile(TileIndex tile, Trackdir trackdir, NPFFindStationOrTileData* target, TransportType type, Owner owner, RailTypeMask railtypes) |
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503 { |
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504 |
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505 void* perf = NpfBeginInterval(); |
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506 NPFFoundTargetData ret = NPFRouteToStationOrTile(tile, trackdir, target, type, owner, railtypes); |
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507 int t = NpfEndInterval(perf); |
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508 DEBUG(yapf, 4, "[NPFW] %d us - %d rounds - %d open - %d closed -- ", t, 0, _aystar_stats_open_size, _aystar_stats_closed_size); |
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509 return ret; |
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510 } |
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511 |
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512 /* returns the track to choose on the next tile, or -1 when it's better to |
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513 * reverse. The tile given is the tile we are about to enter, enterdir is the |
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514 * direction in which we are entering the tile */ |
|
515 static int ChooseShipTrack(Vehicle *v, TileIndex tile, int enterdir, uint tracks) |
|
516 { |
|
517 assert(enterdir>=0 && enterdir<=3); |
|
518 |
|
519 if (_patches.yapf.ship_use_yapf) { |
|
520 Trackdir trackdir = YapfChooseShipTrack(v, tile, enterdir, tracks); |
|
521 return (trackdir != INVALID_TRACKDIR) ? (int)TrackdirToTrack(trackdir) : -1; |
|
522 } else if (_patches.new_pathfinding_all) { |
|
523 NPFFindStationOrTileData fstd; |
|
524 NPFFoundTargetData ftd; |
|
525 TileIndex src_tile = TILE_ADD(tile, TileOffsByDiagDir(ReverseDiagDir(enterdir))); |
|
526 byte trackdir = GetVehicleTrackdir(v); |
|
527 assert (trackdir != 0xFF); /* Check that we are not in a depot */ |
|
528 |
|
529 NPFFillWithOrderData(&fstd, v); |
|
530 |
|
531 ftd = PerfNPFRouteToStationOrTile(src_tile, trackdir, &fstd, TRANSPORT_WATER, v->owner, INVALID_RAILTYPE); |
|
532 |
|
533 if (ftd.best_trackdir != 0xff) { |
|
534 /* If ftd.best_bird_dist is 0, we found our target and ftd.best_trackdir contains |
|
535 the direction we need to take to get there, if ftd.best_bird_dist is not 0, |
|
536 we did not find our target, but ftd.best_trackdir contains the direction leading |
|
537 to the tile closest to our target. */ |
|
538 return ftd.best_trackdir & 7; /* TODO: Wrapper function? */ |
|
539 } else { |
|
540 return -1; /* Already at target, reverse? */ |
|
541 } |
|
542 } else { |
|
543 uint b; |
|
544 uint tot_dist, dist; |
|
545 int track; |
|
546 TileIndex tile2; |
|
547 |
|
548 tile2 = TILE_ADD(tile, -TileOffsByDiagDir(enterdir)); |
|
549 tot_dist = (uint)-1; |
|
550 |
|
551 /* Let's find out how far it would be if we would reverse first */ |
|
552 b = GetTileShipTrackStatus(tile2) & _ship_sometracks[ReverseDiagDir(enterdir)] & v->u.ship.state; |
|
553 if (b != 0) { |
|
554 dist = FindShipTrack(v, tile2, ReverseDiagDir(enterdir), b, tile, &track); |
|
555 if (dist != (uint)-1) |
|
556 tot_dist = dist + 1; |
|
557 } |
|
558 /* And if we would not reverse? */ |
|
559 dist = FindShipTrack(v, tile, enterdir, tracks, 0, &track); |
|
560 if (dist > tot_dist) |
|
561 /* We could better reverse */ |
|
562 return -1; |
|
563 return track; |
|
564 } |
|
565 } |
|
566 |
|
567 static const Direction _new_vehicle_direction_table[] = { |
|
568 DIR_N , DIR_NW, DIR_W , 0, |
|
569 DIR_NE, DIR_N , DIR_SW, 0, |
|
570 DIR_E , DIR_SE, DIR_S |
|
571 }; |
|
572 |
|
573 static int ShipGetNewDirectionFromTiles(TileIndex new_tile, TileIndex old_tile) |
|
574 { |
|
575 uint offs = (TileY(new_tile) - TileY(old_tile) + 1) * 4 + |
|
576 TileX(new_tile) - TileX(old_tile) + 1; |
|
577 assert(offs < 11 && offs != 3 && offs != 7); |
|
578 return _new_vehicle_direction_table[offs]; |
|
579 } |
|
580 |
|
581 static int ShipGetNewDirection(Vehicle *v, int x, int y) |
|
582 { |
|
583 uint offs = (y - v->y_pos + 1) * 4 + (x - v->x_pos + 1); |
|
584 assert(offs < 11 && offs != 3 && offs != 7); |
|
585 return _new_vehicle_direction_table[offs]; |
|
586 } |
|
587 |
|
588 static int GetAvailShipTracks(TileIndex tile, int dir) |
|
589 { |
|
590 uint32 r = GetTileTrackStatus(tile, TRANSPORT_WATER); |
|
591 return (byte) ((r | r >> 8)) & _ship_sometracks[dir]; |
|
592 } |
|
593 |
|
594 static const byte _ship_subcoord[4][6][3] = { |
|
595 { |
|
596 {15, 8, 1}, |
|
597 { 0, 0, 0}, |
|
598 { 0, 0, 0}, |
|
599 {15, 8, 2}, |
|
600 {15, 7, 0}, |
|
601 { 0, 0, 0}, |
|
602 }, |
|
603 { |
|
604 { 0, 0, 0}, |
|
605 { 8, 0, 3}, |
|
606 { 7, 0, 2}, |
|
607 { 0, 0, 0}, |
|
608 { 8, 0, 4}, |
|
609 { 0, 0, 0}, |
|
610 }, |
|
611 { |
|
612 { 0, 8, 5}, |
|
613 { 0, 0, 0}, |
|
614 { 0, 7, 6}, |
|
615 { 0, 0, 0}, |
|
616 { 0, 0, 0}, |
|
617 { 0, 8, 4}, |
|
618 }, |
|
619 { |
|
620 { 0, 0, 0}, |
|
621 { 8,15, 7}, |
|
622 { 0, 0, 0}, |
|
623 { 8,15, 6}, |
|
624 { 0, 0, 0}, |
|
625 { 7,15, 0}, |
|
626 } |
|
627 }; |
|
628 |
|
629 static void ShipController(Vehicle *v) |
|
630 { |
|
631 GetNewVehiclePosResult gp; |
|
632 uint32 r; |
|
633 const byte *b; |
|
634 Direction dir; |
|
635 int track; |
|
636 int tracks; |
|
637 |
|
638 v->tick_counter++; |
|
639 |
|
640 if (v->breakdown_ctr != 0) { |
|
641 if (v->breakdown_ctr <= 2) { |
|
642 HandleBrokenShip(v); |
|
643 return; |
|
644 } |
|
645 v->breakdown_ctr--; |
|
646 } |
|
647 |
|
648 if (v->vehstatus & VS_STOPPED) return; |
|
649 |
|
650 ProcessShipOrder(v); |
|
651 HandleShipLoading(v); |
|
652 |
|
653 if (v->current_order.type == OT_LOADING) return; |
|
654 |
|
655 CheckShipLeaveDepot(v); |
|
656 |
|
657 if (!ShipAccelerate(v)) return; |
|
658 |
|
659 BeginVehicleMove(v); |
|
660 |
|
661 if (GetNewVehiclePos(v, &gp)) { |
|
662 // staying in tile |
|
663 if (IsShipInDepot(v)) { |
|
664 gp.x = v->x_pos; |
|
665 gp.y = v->y_pos; |
|
666 } else { |
|
667 /* isnot inside depot */ |
|
668 r = VehicleEnterTile(v, gp.new_tile, gp.x, gp.y); |
|
669 if (r & 0x8) goto reverse_direction; |
|
670 |
|
671 /* A leave station order only needs one tick to get processed, so we can |
|
672 * always skip ahead. */ |
|
673 if (v->current_order.type == OT_LEAVESTATION) { |
|
674 v->current_order.type = OT_NOTHING; |
|
675 v->current_order.flags = 0; |
|
676 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
|
677 } else if (v->dest_tile != 0) { |
|
678 /* We have a target, let's see if we reached it... */ |
|
679 if (v->current_order.type == OT_GOTO_STATION && |
|
680 IsBuoyTile(v->dest_tile) && |
|
681 DistanceManhattan(v->dest_tile, gp.new_tile) <= 3) { |
|
682 /* We got within 3 tiles of our target buoy, so let's skip to our |
|
683 * next order */ |
|
684 v->cur_order_index++; |
|
685 v->current_order.type = OT_DUMMY; |
|
686 InvalidateVehicleOrder(v); |
|
687 } else { |
|
688 /* Non-buoy orders really need to reach the tile */ |
|
689 if (v->dest_tile == gp.new_tile) { |
|
690 if (v->current_order.type == OT_GOTO_DEPOT) { |
|
691 if ((gp.x&0xF)==8 && (gp.y&0xF)==8) { |
|
692 VehicleEnterDepot(v); |
|
693 return; |
|
694 } |
|
695 } else if (v->current_order.type == OT_GOTO_STATION) { |
|
696 Station *st; |
|
697 |
|
698 v->last_station_visited = v->current_order.dest; |
|
699 |
|
700 /* Process station in the orderlist. */ |
|
701 st = GetStation(v->current_order.dest); |
|
702 if (st->facilities & FACIL_DOCK) { /* ugly, ugly workaround for problem with ships able to drop off cargo at wrong stations */ |
|
703 v->current_order.type = OT_LOADING; |
|
704 v->current_order.flags &= OF_FULL_LOAD | OF_UNLOAD | OF_TRANSFER; |
|
705 v->current_order.flags |= OF_NON_STOP; |
|
706 ShipArrivesAt(v, st); |
|
707 |
|
708 SET_EXPENSES_TYPE(EXPENSES_SHIP_INC); |
|
709 if (LoadUnloadVehicle(v, true)) { |
|
710 InvalidateWindow(WC_SHIPS_LIST, v->owner); |
|
711 MarkShipDirty(v); |
|
712 } |
|
713 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
|
714 } else { /* leave stations without docks right aways */ |
|
715 v->current_order.type = OT_LEAVESTATION; |
|
716 v->current_order.flags = 0; |
|
717 v->cur_order_index++; |
|
718 InvalidateVehicleOrder(v); |
|
719 } |
|
720 } |
|
721 } |
|
722 } |
|
723 } |
|
724 } |
|
725 } else { |
|
726 DiagDirection diagdir; |
|
727 // new tile |
|
728 if (TileX(gp.new_tile) >= MapMaxX() || TileY(gp.new_tile) >= MapMaxY()) |
|
729 goto reverse_direction; |
|
730 |
|
731 dir = ShipGetNewDirectionFromTiles(gp.new_tile, gp.old_tile); |
|
732 assert(dir == DIR_NE || dir == DIR_SE || dir == DIR_SW || dir == DIR_NW); |
|
733 diagdir = DirToDiagDir(dir); |
|
734 tracks = GetAvailShipTracks(gp.new_tile, diagdir); |
|
735 if (tracks == 0) |
|
736 goto reverse_direction; |
|
737 |
|
738 // Choose a direction, and continue if we find one |
|
739 track = ChooseShipTrack(v, gp.new_tile, diagdir, tracks); |
|
740 if (track < 0) |
|
741 goto reverse_direction; |
|
742 |
|
743 b = _ship_subcoord[diagdir][track]; |
|
744 |
|
745 gp.x = (gp.x&~0xF) | b[0]; |
|
746 gp.y = (gp.y&~0xF) | b[1]; |
|
747 |
|
748 /* Call the landscape function and tell it that the vehicle entered the tile */ |
|
749 r = VehicleEnterTile(v, gp.new_tile, gp.x, gp.y); |
|
750 if (r&0x8) goto reverse_direction; |
|
751 |
|
752 if (!(r&0x4)) { |
|
753 v->tile = gp.new_tile; |
|
754 v->u.ship.state = 1 << track; |
|
755 } |
|
756 |
|
757 v->direction = b[2]; |
|
758 } |
|
759 |
|
760 /* update image of ship, as well as delta XY */ |
|
761 dir = ShipGetNewDirection(v, gp.x, gp.y); |
|
762 v->x_pos = gp.x; |
|
763 v->y_pos = gp.y; |
|
764 v->z_pos = GetSlopeZ(gp.x, gp.y); |
|
765 |
|
766 getout: |
|
767 UpdateShipDeltaXY(v, dir); |
|
768 v->cur_image = GetShipImage(v, dir); |
|
769 VehiclePositionChanged(v); |
|
770 EndVehicleMove(v); |
|
771 return; |
|
772 |
|
773 reverse_direction: |
|
774 dir = ReverseDir(v->direction); |
|
775 v->direction = dir; |
|
776 goto getout; |
|
777 } |
|
778 |
|
779 static void AgeShipCargo(Vehicle *v) |
|
780 { |
|
781 if (_age_cargo_skip_counter != 0) return; |
|
782 if (v->cargo_days != 255) v->cargo_days++; |
|
783 } |
|
784 |
|
785 void Ship_Tick(Vehicle *v) |
|
786 { |
|
787 AgeShipCargo(v); |
|
788 ShipController(v); |
|
789 } |
|
790 |
|
791 |
|
792 void ShipsYearlyLoop(void) |
|
793 { |
|
794 Vehicle *v; |
|
795 |
|
796 FOR_ALL_VEHICLES(v) { |
|
797 if (v->type == VEH_Ship) { |
|
798 v->profit_last_year = v->profit_this_year; |
|
799 v->profit_this_year = 0; |
|
800 InvalidateWindow(WC_VEHICLE_DETAILS, v->index); |
|
801 } |
|
802 } |
|
803 } |
|
804 |
|
805 /** Build a ship. |
|
806 * @param tile tile of depot where ship is built |
|
807 * @param p1 ship type being built (engine) |
|
808 * @param p2 bit 0 when set, the unitnumber will be 0, otherwise it will be a free number |
|
809 */ |
|
810 int32 CmdBuildShip(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) |
|
811 { |
|
812 int32 value; |
|
813 Vehicle *v; |
|
814 UnitID unit_num; |
|
815 Engine *e; |
|
816 |
|
817 if (!IsEngineBuildable(p1, VEH_Ship, _current_player)) return_cmd_error(STR_ENGINE_NOT_BUILDABLE); |
|
818 |
|
819 SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES); |
|
820 |
|
821 value = EstimateShipCost(p1); |
|
822 if (flags & DC_QUERY_COST) return value; |
|
823 |
|
824 /* The ai_new queries the vehicle cost before building the route, |
|
825 * so we must check against cheaters no sooner than now. --pasky */ |
|
826 if (!IsTileDepotType(tile, TRANSPORT_WATER)) return CMD_ERROR; |
|
827 if (!IsTileOwner(tile, _current_player)) return CMD_ERROR; |
|
828 |
|
829 v = AllocateVehicle(); |
|
830 unit_num = HASBIT(p2, 0) ? 0 : GetFreeUnitNumber(VEH_Ship); |
|
831 |
|
832 if (v == NULL || IsOrderPoolFull() || unit_num > _patches.max_ships) |
|
833 return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME); |
|
834 |
|
835 if (flags & DC_EXEC) { |
|
836 int x; |
|
837 int y; |
|
838 |
|
839 const ShipVehicleInfo *svi = ShipVehInfo(p1); |
|
840 |
|
841 v->unitnumber = unit_num; |
|
842 |
|
843 v->owner = _current_player; |
|
844 v->tile = tile; |
|
845 x = TileX(tile) * TILE_SIZE + TILE_SIZE / 2; |
|
846 y = TileY(tile) * TILE_SIZE + TILE_SIZE / 2; |
|
847 v->x_pos = x; |
|
848 v->y_pos = y; |
|
849 v->z_pos = GetSlopeZ(x,y); |
|
850 |
|
851 v->z_height = 6; |
|
852 v->sprite_width = 6; |
|
853 v->sprite_height = 6; |
|
854 v->x_offs = -3; |
|
855 v->y_offs = -3; |
|
856 v->vehstatus = VS_HIDDEN | VS_STOPPED | VS_DEFPAL; |
|
857 |
|
858 v->spritenum = svi->image_index; |
|
859 v->cargo_type = svi->cargo_type; |
|
860 v->cargo_subtype = 0; |
|
861 v->cargo_cap = svi->capacity; |
|
862 v->value = value; |
|
863 |
|
864 v->last_station_visited = INVALID_STATION; |
|
865 v->max_speed = svi->max_speed; |
|
866 v->engine_type = p1; |
|
867 |
|
868 e = GetEngine(p1); |
|
869 v->reliability = e->reliability; |
|
870 v->reliability_spd_dec = e->reliability_spd_dec; |
|
871 v->max_age = e->lifelength * 366; |
|
872 _new_vehicle_id = v->index; |
|
873 |
|
874 v->string_id = STR_SV_SHIP_NAME; |
|
875 v->u.ship.state = 0x80; |
|
876 |
|
877 v->service_interval = _patches.servint_ships; |
|
878 v->date_of_last_service = _date; |
|
879 v->build_year = _cur_year; |
|
880 v->cur_image = 0x0E5E; |
|
881 v->type = VEH_Ship; |
|
882 v->random_bits = VehicleRandomBits(); |
|
883 |
|
884 VehiclePositionChanged(v); |
|
885 GetPlayer(_current_player)->num_engines[p1]++; |
|
886 |
|
887 InvalidateWindowData(WC_VEHICLE_DEPOT, v->tile); |
|
888 RebuildVehicleLists(); |
|
889 InvalidateWindow(WC_COMPANY, v->owner); |
|
890 if (IsLocalPlayer()) |
|
891 InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window |
|
892 } |
|
893 |
|
894 return value; |
|
895 } |
|
896 |
|
897 /** Sell a ship. |
|
898 * @param tile unused |
|
899 * @param p1 vehicle ID to be sold |
|
900 * @param p2 unused |
|
901 */ |
|
902 int32 CmdSellShip(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) |
|
903 { |
|
904 Vehicle *v; |
|
905 |
|
906 if (!IsValidVehicleID(p1)) return CMD_ERROR; |
|
907 |
|
908 v = GetVehicle(p1); |
|
909 |
|
910 if (v->type != VEH_Ship || !CheckOwnership(v->owner)) return CMD_ERROR; |
|
911 |
|
912 SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES); |
|
913 |
|
914 if (!IsShipInDepotStopped(v)) { |
|
915 return_cmd_error(STR_980B_SHIP_MUST_BE_STOPPED_IN); |
|
916 } |
|
917 |
|
918 if (flags & DC_EXEC) { |
|
919 InvalidateWindow(WC_VEHICLE_DEPOT, v->tile); |
|
920 RebuildVehicleLists(); |
|
921 InvalidateWindow(WC_COMPANY, v->owner); |
|
922 DeleteWindowById(WC_VEHICLE_VIEW, v->index); |
|
923 DeleteDepotHighlightOfVehicle(v); |
|
924 DeleteVehicle(v); |
|
925 if (IsLocalPlayer()) |
|
926 InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Ship); // updates the replace Ship window |
|
927 } |
|
928 |
|
929 return -(int32)v->value; |
|
930 } |
|
931 |
|
932 /** Start/Stop a ship. |
|
933 * @param tile unused |
|
934 * @param p1 ship ID to start/stop |
|
935 * @param p2 unused |
|
936 */ |
|
937 int32 CmdStartStopShip(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) |
|
938 { |
|
939 Vehicle *v; |
|
940 uint16 callback; |
|
941 |
|
942 if (!IsValidVehicleID(p1)) return CMD_ERROR; |
|
943 |
|
944 v = GetVehicle(p1); |
|
945 |
|
946 if (v->type != VEH_Ship || !CheckOwnership(v->owner)) return CMD_ERROR; |
|
947 |
|
948 /* Check if this ship can be started/stopped. The callback will fail or |
|
949 * return 0xFF if it can. */ |
|
950 callback = GetVehicleCallback(CBID_VEHICLE_START_STOP_CHECK, 0, 0, v->engine_type, v); |
|
951 if (callback != CALLBACK_FAILED && callback != 0xFF) { |
|
952 StringID error = GetGRFStringID(GetEngineGRFID(v->engine_type), 0xD000 + callback); |
|
953 return_cmd_error(error); |
|
954 } |
|
955 |
|
956 if (flags & DC_EXEC) { |
|
957 if (IsShipInDepotStopped(v)) { |
|
958 DeleteVehicleNews(p1, STR_981C_SHIP_IS_WAITING_IN_DEPOT); |
|
959 } |
|
960 |
|
961 v->vehstatus ^= VS_STOPPED; |
|
962 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
|
963 InvalidateWindow(WC_VEHICLE_DEPOT, v->tile); |
|
964 InvalidateWindowClasses(WC_SHIPS_LIST); |
|
965 } |
|
966 |
|
967 return 0; |
|
968 } |
|
969 |
|
970 /** Send a ship to the depot. |
|
971 * @param tile unused |
|
972 * @param p1 vehicle ID to send to the depot |
|
973 * @param p2 various bitmasked elements |
|
974 * - p2 bit 0-3 - DEPOT_ flags (see vehicle.h) |
|
975 * - p2 bit 8-10 - VLW flag (for mass goto depot) |
|
976 */ |
|
977 int32 CmdSendShipToDepot(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) |
|
978 { |
|
979 Vehicle *v; |
|
980 const Depot *dep; |
|
981 |
|
982 if (p2 & DEPOT_MASS_SEND) { |
|
983 /* Mass goto depot requested */ |
|
984 if (!ValidVLWFlags(p2 & VLW_MASK)) return CMD_ERROR; |
|
985 return SendAllVehiclesToDepot(VEH_Ship, flags, p2 & DEPOT_SERVICE, _current_player, (p2 & VLW_MASK), p1); |
|
986 } |
|
987 |
|
988 if (!IsValidVehicleID(p1)) return CMD_ERROR; |
|
989 |
|
990 v = GetVehicle(p1); |
|
991 |
|
992 if (v->type != VEH_Ship || !CheckOwnership(v->owner)) return CMD_ERROR; |
|
993 |
|
994 if (v->vehstatus & VS_CRASHED) return CMD_ERROR; |
|
995 |
|
996 if (IsShipInDepot(v)) return CMD_ERROR; |
|
997 |
|
998 /* If the current orders are already goto-depot */ |
|
999 if (v->current_order.type == OT_GOTO_DEPOT) { |
|
1000 if (!!(p2 & DEPOT_SERVICE) == HASBIT(v->current_order.flags, OFB_HALT_IN_DEPOT)) { |
|
1001 /* We called with a different DEPOT_SERVICE setting. |
|
1002 * Now we change the setting to apply the new one and let the vehicle head for the same depot. |
|
1003 * Note: the if is (true for requesting service == true for ordered to stop in depot) */ |
|
1004 if (flags & DC_EXEC) { |
|
1005 TOGGLEBIT(v->current_order.flags, OFB_HALT_IN_DEPOT); |
|
1006 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
|
1007 } |
|
1008 return 0; |
|
1009 } |
|
1010 |
|
1011 if (p2 & DEPOT_DONT_CANCEL) return CMD_ERROR; // Requested no cancelation of depot orders |
|
1012 if (flags & DC_EXEC) { |
|
1013 /* If the orders to 'goto depot' are in the orders list (forced servicing), |
|
1014 * then skip to the next order; effectively cancelling this forced service */ |
|
1015 if (HASBIT(v->current_order.flags, OFB_PART_OF_ORDERS)) |
|
1016 v->cur_order_index++; |
|
1017 |
|
1018 v->current_order.type = OT_DUMMY; |
|
1019 v->current_order.flags = 0; |
|
1020 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
|
1021 } |
|
1022 return 0; |
|
1023 } |
|
1024 |
|
1025 dep = FindClosestShipDepot(v); |
|
1026 if (dep == NULL) return_cmd_error(STR_981A_UNABLE_TO_FIND_LOCAL_DEPOT); |
|
1027 |
|
1028 if (flags & DC_EXEC) { |
|
1029 v->dest_tile = dep->xy; |
|
1030 v->current_order.type = OT_GOTO_DEPOT; |
|
1031 v->current_order.flags = OF_NON_STOP; |
|
1032 if (!(p2 & DEPOT_SERVICE)) SETBIT(v->current_order.flags, OFB_HALT_IN_DEPOT); |
|
1033 v->current_order.refit_cargo = CT_INVALID; |
|
1034 v->current_order.dest = dep->index; |
|
1035 InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR); |
|
1036 } |
|
1037 |
|
1038 return 0; |
|
1039 } |
|
1040 |
|
1041 |
|
1042 /** Refits a ship to the specified cargo type. |
|
1043 * @param tile unused |
|
1044 * @param p1 vehicle ID of the ship to refit |
|
1045 * @param p2 various bitstuffed elements |
|
1046 * - p2 = (bit 0-7) - the new cargo type to refit to (p2 & 0xFF) |
|
1047 * - p2 = (bit 8-15) - the new cargo subtype to refit to |
|
1048 */ |
|
1049 int32 CmdRefitShip(TileIndex tile, uint32 flags, uint32 p1, uint32 p2) |
|
1050 { |
|
1051 Vehicle *v; |
|
1052 int32 cost; |
|
1053 CargoID new_cid = GB(p2, 0, 8); //gets the cargo number |
|
1054 byte new_subtype = GB(p2, 8, 8); |
|
1055 uint16 capacity = CALLBACK_FAILED; |
|
1056 |
|
1057 if (!IsValidVehicleID(p1)) return CMD_ERROR; |
|
1058 |
|
1059 v = GetVehicle(p1); |
|
1060 |
|
1061 if (v->type != VEH_Ship || !CheckOwnership(v->owner)) return CMD_ERROR; |
|
1062 |
|
1063 if (!IsShipInDepotStopped(v)) { |
|
1064 return_cmd_error(STR_980B_SHIP_MUST_BE_STOPPED_IN); |
|
1065 } |
|
1066 |
|
1067 /* Check cargo */ |
|
1068 if (!ShipVehInfo(v->engine_type)->refittable) return CMD_ERROR; |
|
1069 if (new_cid > NUM_CARGO || !CanRefitTo(v->engine_type, new_cid)) return CMD_ERROR; |
|
1070 |
|
1071 SET_EXPENSES_TYPE(EXPENSES_SHIP_RUN); |
|
1072 |
|
1073 /* Check the refit capacity callback */ |
|
1074 if (HASBIT(EngInfo(v->engine_type)->callbackmask, CBM_REFIT_CAPACITY)) { |
|
1075 /* Back up the existing cargo type */ |
|
1076 CargoID temp_cid = v->cargo_type; |
|
1077 byte temp_subtype = v->cargo_subtype; |
|
1078 v->cargo_type = new_cid; |
|
1079 v->cargo_subtype = new_subtype; |
|
1080 |
|
1081 capacity = GetVehicleCallback(CBID_VEHICLE_REFIT_CAPACITY, 0, 0, v->engine_type, v); |
|
1082 |
|
1083 /* Restore the cargo type */ |
|
1084 v->cargo_type = temp_cid; |
|
1085 v->cargo_subtype = temp_subtype; |
|
1086 } |
|
1087 |
|
1088 if (capacity == CALLBACK_FAILED) { |
|
1089 capacity = ShipVehInfo(v->engine_type)->capacity; |
|
1090 } |
|
1091 _returned_refit_capacity = capacity; |
|
1092 |
|
1093 cost = 0; |
|
1094 if (IsHumanPlayer(v->owner) && new_cid != v->cargo_type) { |
|
1095 cost = GetRefitCost(v->engine_type); |
|
1096 } |
|
1097 |
|
1098 if (flags & DC_EXEC) { |
|
1099 v->cargo_cap = capacity; |
|
1100 v->cargo_count = (v->cargo_type == new_cid) ? min(v->cargo_cap, v->cargo_count) : 0; |
|
1101 v->cargo_type = new_cid; |
|
1102 v->cargo_subtype = new_subtype; |
|
1103 InvalidateWindow(WC_VEHICLE_DETAILS, v->index); |
|
1104 InvalidateWindow(WC_VEHICLE_DEPOT, v->tile); |
|
1105 RebuildVehicleLists(); |
|
1106 } |
|
1107 |
|
1108 return cost; |
|
1109 |
|
1110 } |