OpenTTD Source
20241121-master-g67a0fccfad
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Handling of generic feature callbacks. More...
#include "stdafx.h"
#include "debug.h"
#include "newgrf_spritegroup.h"
#include "industrytype.h"
#include "core/random_func.hpp"
#include "newgrf_sound.h"
#include "water_map.h"
#include "safeguards.h"
Go to the source code of this file.
Data Structures | |
struct | GenericScopeResolver |
Scope resolver for generic objects and properties. More... | |
struct | GenericResolverObject |
Resolver object for generic objects/properties. More... | |
struct | GenericCallback |
Typedefs | |
typedef std::list< GenericCallback > | GenericCallbackList |
Functions | |
void | ResetGenericCallbacks () |
Reset all generic feature callback sprite groups. | |
void | AddGenericCallback (uint8_t feature, const GRFFile *file, const SpriteGroup *group) |
Add a generic feature callback sprite group to the appropriate feature list. More... | |
static uint16_t | GetGenericCallbackResult (uint8_t feature, ResolverObject &object, uint32_t param1_grfv7, uint32_t param1_grfv8, const GRFFile **file) |
Follow a generic feature callback list and return the first successful answer. More... | |
uint16_t | GetAiPurchaseCallbackResult (uint8_t feature, CargoID cargo_type, uint8_t default_selection, IndustryType src_industry, IndustryType dst_industry, uint8_t distance, AIConstructionEvent event, uint8_t count, uint8_t station_size, const GRFFile **file) |
'Execute' an AI purchase selection callback More... | |
void | AmbientSoundEffectCallback (TileIndex tile) |
'Execute' the ambient sound effect callback. More... | |
Variables | |
static GenericCallbackList | _gcl [GSF_END] |
Handling of generic feature callbacks.
Definition in file newgrf_generic.cpp.
void AddGenericCallback | ( | uint8_t | feature, |
const GRFFile * | file, | ||
const SpriteGroup * | group | ||
) |
Add a generic feature callback sprite group to the appropriate feature list.
feature | The feature for the callback. |
file | The GRF of the callback. |
group | The sprite group of the callback. |
Definition at line 108 of file newgrf_generic.cpp.
References lengthof.
void AmbientSoundEffectCallback | ( | TileIndex | tile | ) |
'Execute' the ambient sound effect callback.
tile | Tile the sound effect should be generated for. |
Definition at line 242 of file newgrf_generic.cpp.
References _settings_client, SoundSettings::ambient, CBID_SOUNDS_AMBIENT_EFFECT, Chance16R(), IsTileType(), MP_CLEAR, MP_TREES, MP_WATER, and ClientSettings::sound.
uint16_t GetAiPurchaseCallbackResult | ( | uint8_t | feature, |
CargoID | cargo_type, | ||
uint8_t | default_selection, | ||
IndustryType | src_industry, | ||
IndustryType | dst_industry, | ||
uint8_t | distance, | ||
AIConstructionEvent | event, | ||
uint8_t | count, | ||
uint8_t | station_size, | ||
const GRFFile ** | file | ||
) |
'Execute' an AI purchase selection callback
feature | GRF Feature to call callback for. | |
cargo_type | Cargotype to pass to callback. (Variable 80) | |
default_selection | 'Default selection' to pass to callback. (Variable 82) | |
src_industry | 'Source industry type' to pass to callback. (Variable 83) | |
dst_industry | 'Destination industry type' to pass to callback. (Variable 84) | |
distance | 'Distance between source and destination' to pass to callback. (Variable 85) | |
event | 'AI construction event' to pass to callback. (Variable 86) | |
count | 'Construction number' to pass to callback. (Variable 87) | |
station_size | 'Station size' to pass to callback. (Variable 88) | |
[out] | file | Optionally returns the GRFFile which made the final decision for the callback result. May be nullptr if not required. |
Definition at line 206 of file newgrf_generic.cpp.
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static |
Follow a generic feature callback list and return the first successful answer.
feature | GRF Feature of callback | |
object | pre-populated resolver object | |
param1_grfv7 | callback_param1 for GRFs up to version 7. | |
param1_grfv8 | callback_param1 for GRFs from version 8 on. | |
[out] | file | Optionally returns the GRFFile which made the final decision for the callback result. May be nullptr if not required. |
Definition at line 167 of file newgrf_generic.cpp.