From 178f74c31cd79ac248308a6fa389e5aa223b0895 Mon Sep 17 00:00:00 2001 From: yexo Date: Sat, 7 Aug 2010 20:51:53 +0000 Subject: (svn r20399) -Change: [NoAI] AIIndustry::IsCargoAccepted now returns 3 possible values so AIs can detect a temporaral refusal from an industry to accept some cargo type --- src/ai/api/ai_cargolist.hpp | 2 ++ src/ai/api/ai_changelog.hpp | 7 ++++--- src/ai/api/ai_industry.cpp | 16 ++++++++++------ src/ai/api/ai_industry.hpp | 13 ++++++++++--- src/ai/api/ai_industry.hpp.sq | 8 ++++++++ 5 files changed, 34 insertions(+), 12 deletions(-) (limited to 'src') diff --git a/src/ai/api/ai_cargolist.hpp b/src/ai/api/ai_cargolist.hpp index 2cac3e0c2..a933c1fc5 100644 --- a/src/ai/api/ai_cargolist.hpp +++ b/src/ai/api/ai_cargolist.hpp @@ -27,6 +27,8 @@ public: /** * Creates a list of cargos that the given industry accepts. + * @note This list also includes cargos that are temporarily not accepted + * by this industry, @see AIIndustry::IsCargoAccepted. * @ingroup AIList */ class AICargoList_IndustryAccepting : public AIAbstractList { diff --git a/src/ai/api/ai_changelog.hpp b/src/ai/api/ai_changelog.hpp index b767778d9..672588c0f 100644 --- a/src/ai/api/ai_changelog.hpp +++ b/src/ai/api/ai_changelog.hpp @@ -30,12 +30,13 @@ * \li HasNext for all lists. * * Other changes: - * \li AIRoad::BuildRoadStation now allows overbuilding. - * \li AIRoad::BuildDriveThroughRoadStation now allows overbuilding. + * \li AIEngine::GetMaxTractiveEffort can be used for road vehicles. * \li AIEngine::GetPower can be used for road vehicles. * \li AIEngine::GetWeight can be used for road vehicles. - * \li AIEngine::GetMaxTractiveEffort can be used for road vehicles. + * \li AIIndustry::IsCargoAccepted now returns CargoAcceptState instead of a boolean. * \li AIOrder::GetOrderFlags returns AIOrder::AIOF_INVALID for void orders as well. + * \li AIRoad::BuildDriveThroughRoadStation now allows overbuilding. + * \li AIRoad::BuildRoadStation now allows overbuilding. * * \b 1.0.3 * diff --git a/src/ai/api/ai_industry.cpp b/src/ai/api/ai_industry.cpp index c1cb42ef8..cb5c3cee4 100644 --- a/src/ai/api/ai_industry.cpp +++ b/src/ai/api/ai_industry.cpp @@ -15,6 +15,7 @@ #include "../../industry.h" #include "../../strings_func.h" #include "../../station_base.h" +#include "../../newgrf_industries.h" #include "table/strings.h" /* static */ int32 AIIndustry::GetIndustryCount() @@ -45,18 +46,21 @@ return industry_name; } -/* static */ bool AIIndustry::IsCargoAccepted(IndustryID industry_id, CargoID cargo_id) +/* static */ AIIndustry::CargoAcceptState AIIndustry::IsCargoAccepted(IndustryID industry_id, CargoID cargo_id) { - if (!IsValidIndustry(industry_id)) return false; - if (!AICargo::IsValidCargo(cargo_id)) return false; + if (!IsValidIndustry(industry_id)) return CAS_NOT_ACCEPTED; + if (!AICargo::IsValidCargo(cargo_id)) return CAS_NOT_ACCEPTED; - const Industry *i = ::Industry::Get(industry_id); + Industry *i = ::Industry::Get(industry_id); for (byte j = 0; j < lengthof(i->accepts_cargo); j++) { - if (i->accepts_cargo[j] == cargo_id) return true; + if (i->accepts_cargo[j] == cargo_id) { + if (IndustryTemporarilyRefusesCargo(i, cargo_id)) return CAS_TEMP_REFUSED; + return CAS_ACCEPTED; + } } - return false; + return CAS_NOT_ACCEPTED; } /* static */ int32 AIIndustry::GetStockpiledCargo(IndustryID industry_id, CargoID cargo_id) diff --git a/src/ai/api/ai_industry.hpp b/src/ai/api/ai_industry.hpp index 0d662d2b6..85f2a4dee 100644 --- a/src/ai/api/ai_industry.hpp +++ b/src/ai/api/ai_industry.hpp @@ -22,6 +22,13 @@ public: /** Get the name of this class to identify it towards squirrel. */ static const char *GetClassName() { return "AIIndustry"; } + /** Ways for an industry to accept a cargo. */ + enum CargoAcceptState { + CAS_NOT_ACCEPTED, ///< The CargoID is not accepted by this industry. + CAS_ACCEPTED, ///< The industry currently accepts this CargoID. + CAS_TEMP_REFUSED, ///< The industry temporarily refuses to accept this CargoID but may do so again in the future. + }; + /** * Gets the number of industries. * @return The number of industries. @@ -56,14 +63,14 @@ public: static char *GetName(IndustryID industry_id); /** - * See if an industry accepts a certain cargo. + * See whether an industry currently accepts a certain cargo. * @param industry_id The index of the industry. * @param cargo_id The index of the cargo. * @pre IsValidIndustry(industry_id). * @pre AICargo::IsValidCargo(cargo_id). - * @return True if and only if the industry accepts the cargo. + * @return Whether the industry accepts, temporarily refuses or never accepts this cargo. */ - static bool IsCargoAccepted(IndustryID industry_id, CargoID cargo_id); + static CargoAcceptState IsCargoAccepted(IndustryID industry_id, CargoID cargo_id); /** * Get the amount of cargo stockpiled for processing. diff --git a/src/ai/api/ai_industry.hpp.sq b/src/ai/api/ai_industry.hpp.sq index 86c7d90b7..e0ff0ff8c 100644 --- a/src/ai/api/ai_industry.hpp.sq +++ b/src/ai/api/ai_industry.hpp.sq @@ -12,6 +12,10 @@ #include "ai_industry.hpp" namespace SQConvert { + /* Allow enums to be used as Squirrel parameters */ + template <> AIIndustry::CargoAcceptState GetParam(ForceType, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQInteger tmp; sq_getinteger(vm, index, &tmp); return (AIIndustry::CargoAcceptState)tmp; } + template <> int Return(HSQUIRRELVM vm, AIIndustry::CargoAcceptState res) { sq_pushinteger(vm, (int32)res); return 1; } + /* Allow AIIndustry to be used as Squirrel parameter */ template <> AIIndustry *GetParam(ForceType, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return (AIIndustry *)instance; } template <> AIIndustry &GetParam(ForceType, HSQUIRRELVM vm, int index, SQAutoFreePointers *ptr) { SQUserPointer instance; sq_getinstanceup(vm, index, &instance, 0); return *(AIIndustry *)instance; } @@ -26,6 +30,10 @@ void SQAIIndustry_Register(Squirrel *engine) SQAIIndustry.PreRegister(engine); SQAIIndustry.AddConstructor(engine, "x"); + SQAIIndustry.DefSQConst(engine, AIIndustry::CAS_NOT_ACCEPTED, "CAS_NOT_ACCEPTED"); + SQAIIndustry.DefSQConst(engine, AIIndustry::CAS_ACCEPTED, "CAS_ACCEPTED"); + SQAIIndustry.DefSQConst(engine, AIIndustry::CAS_TEMP_REFUSED, "CAS_TEMP_REFUSED"); + SQAIIndustry.DefSQStaticMethod(engine, &AIIndustry::GetIndustryCount, "GetIndustryCount", 1, "."); SQAIIndustry.DefSQStaticMethod(engine, &AIIndustry::IsValidIndustry, "IsValidIndustry", 2, ".i"); SQAIIndustry.DefSQStaticMethod(engine, &AIIndustry::GetIndustryID, "GetIndustryID", 2, ".i"); -- cgit v1.2.3-70-g09d2