mirror of
https://github.com/JGRennison/OpenTTD-patches.git
synced 2024-11-11 13:10:45 +00:00
c8779fb311
Adds a console command newgrf_profile to collect some profiling data about NewGRF action 2 callbacks and produce a CSV file.
108 lines
3.8 KiB
C++
108 lines
3.8 KiB
C++
/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file newgrf_cargo.cpp Implementation of NewGRF cargoes. */
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#include "stdafx.h"
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#include "debug.h"
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#include "newgrf_spritegroup.h"
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#include "safeguards.h"
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/** Resolver of cargo. */
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struct CargoResolverObject : public ResolverObject {
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const CargoSpec *cargospec;
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CargoResolverObject(const CargoSpec *cs, CallbackID callback = CBID_NO_CALLBACK, uint32 callback_param1 = 0, uint32 callback_param2 = 0);
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const SpriteGroup *ResolveReal(const RealSpriteGroup *group) const override;
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GrfSpecFeature GetFeature() const override;
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uint32 GetDebugID() const override;
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};
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/* virtual */ const SpriteGroup *CargoResolverObject::ResolveReal(const RealSpriteGroup *group) const
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{
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/* Cargo action 2s should always have only 1 "loaded" state, but some
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* times things don't follow the spec... */
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if (group->num_loaded > 0) return group->loaded[0];
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if (group->num_loading > 0) return group->loading[0];
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return nullptr;
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}
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GrfSpecFeature CargoResolverObject::GetFeature() const
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{
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return GSF_CARGOES;
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}
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uint32 CargoResolverObject::GetDebugID() const
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{
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return this->cargospec->label;
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}
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/**
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* Constructor of the cargo resolver.
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* @param cs Cargo being resolved.
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* @param callback Callback ID.
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* @param callback_param1 First parameter (var 10) of the callback.
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* @param callback_param2 Second parameter (var 18) of the callback.
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*/
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CargoResolverObject::CargoResolverObject(const CargoSpec *cs, CallbackID callback, uint32 callback_param1, uint32 callback_param2)
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: ResolverObject(cs->grffile, callback, callback_param1, callback_param2), cargospec(cs)
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{
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this->root_spritegroup = cs->group;
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}
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/**
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* Get the custom sprite for the given cargo type.
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* @param cs Cargo being queried.
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* @return Custom sprite to draw, or \c 0 if not available.
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*/
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SpriteID GetCustomCargoSprite(const CargoSpec *cs)
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{
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CargoResolverObject object(cs);
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const SpriteGroup *group = object.Resolve();
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if (group == nullptr) return 0;
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return group->GetResult();
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}
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uint16 GetCargoCallback(CallbackID callback, uint32 param1, uint32 param2, const CargoSpec *cs)
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{
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CargoResolverObject object(cs, callback, param1, param2);
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return object.ResolveCallback();
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}
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/**
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* Translate a GRF-local cargo slot/bitnum into a CargoID.
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* @param cargo GRF-local cargo slot/bitnum.
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* @param grffile Originating GRF file.
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* @param usebit Defines the meaning of \a cargo for GRF version < 7.
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* If true, then \a cargo is a bitnum. If false, then \a cargo is a cargoslot.
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* For GRF version >= 7 \a cargo is always a translated cargo bit.
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* @return CargoID or CT_INVALID if the cargo is not available.
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*/
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CargoID GetCargoTranslation(uint8 cargo, const GRFFile *grffile, bool usebit)
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{
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/* Pre-version 7 uses the 'climate dependent' ID in callbacks and properties, i.e. cargo is the cargo ID */
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if (grffile->grf_version < 7 && !usebit) return cargo;
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/* Other cases use (possibly translated) cargobits */
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if (grffile->cargo_list.size() > 0) {
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/* ...and the cargo is in bounds, then get the cargo ID for
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* the label */
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if (cargo < grffile->cargo_list.size()) return GetCargoIDByLabel(grffile->cargo_list[cargo]);
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} else {
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/* Else the cargo value is a 'climate independent' 'bitnum' */
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return GetCargoIDByBitnum(cargo);
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}
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return CT_INVALID;
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}
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