mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r12019) -Codechange: Add support for passenger engine designation for AI-use, NewGRF property 0x08 for trains.
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@ -154,6 +154,9 @@ static EngineID AiChooseTrainToBuild(RailType railtype, Money money, byte flag,
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continue;
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}
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/* Don't choose an engine designated for passenger use for freight. */
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if (rvi->ai_passenger_only != 0 && flag == 1) continue;
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CommandCost ret = DoCommand(tile, i, 0, 0, CMD_BUILD_RAIL_VEHICLE);
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if (CmdSucceeded(ret) && ret.GetCost() <= money && rvi->ai_rank >= best_veh_score) {
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best_veh_score = rvi->ai_rank;
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@ -42,6 +42,7 @@ struct RailVehicleInfo {
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byte capacity;
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CargoID cargo_type;
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byte ai_rank;
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byte ai_passenger_only; ///< Bit value to tell AI that this engine is for passenger use only
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uint16 pow_wag_power;
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byte pow_wag_weight;
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byte visual_effect; // NOTE: this is not 100% implemented yet, at the moment it is only used as a 'fallback' value
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@ -348,10 +348,9 @@ static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
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} break;
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case 0x08: // AI passenger service
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/** @todo Tells the AI that this engine is designed for
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/* Tells the AI that this engine is designed for
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* passenger services and shouldn't be used for freight. */
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grf_load_byte(&buf);
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ret = true;
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rvi->ai_passenger_only = grf_load_byte(&buf);
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break;
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case 0x09: { // Speed (1 unit is 1 kmh)
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@ -345,7 +345,7 @@ const EngineInfo _orig_engine_info[] = {
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* @param m engclass
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* Tractive effort coefficient by default is the same as TTDPatch, 0.30*256=76
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*/
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#define RVI(a, b, c, d, e, f, g, h, i, j, k, l, m) { a, b, c, {l}, d, e, f, g, h, m, i, j, k, 0, 0, 0, 0, 76, 0 }
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#define RVI(a, b, c, d, e, f, g, h, i, j, k, l, m) { a, b, c, {l}, d, e, f, g, h, m, i, j, k, 0, 0, 0, 0, 0, 76, 0 }
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#define M RAILVEH_MULTIHEAD
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#define W RAILVEH_WAGON
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#define G RAILVEH_SINGLEHEAD
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