OpenTTD Source  20241121-master-g67a0fccfad
GenericScopeResolver Struct Reference

Scope resolver for generic objects and properties. More...

Inheritance diagram for GenericScopeResolver:
ScopeResolver

Public Member Functions

 GenericScopeResolver (ResolverObject &ro, bool ai_callback)
 Generic scope resolver. More...
 
uint32_t GetVariable (uint8_t variable, [[maybe_unused]] uint32_t parameter, bool &available) const override
 Get a variable value. More...
 
- Public Member Functions inherited from ScopeResolver
 ScopeResolver (ResolverObject &ro)
 
virtual uint32_t GetRandomBits () const
 Get a few random bits. More...
 
virtual uint32_t GetTriggers () const
 Get the triggers. More...
 
virtual void StorePSA (uint reg, int32_t value)
 Store a value into the persistent storage area (PSA). More...
 

Data Fields

CargoID cargo_type
 
uint8_t default_selection
 
uint8_t src_industry
 Source industry substitute type. 0xFF for "town", 0xFE for "unknown".
 
uint8_t dst_industry
 Destination industry substitute type. 0xFF for "town", 0xFE for "unknown".
 
uint8_t distance
 
AIConstructionEvent event
 
uint8_t count
 
uint8_t station_size
 
uint8_t feature
 
- Data Fields inherited from ScopeResolver
ResolverObjectro
 Surrounding resolver object.
 

Private Attributes

bool ai_callback
 Callback comes from the AI.
 

Detailed Description

Scope resolver for generic objects and properties.

Definition at line 21 of file newgrf_generic.cpp.

Constructor & Destructor Documentation

◆ GenericScopeResolver()

GenericScopeResolver::GenericScopeResolver ( ResolverObject ro,
bool  ai_callback 
)
inline

Generic scope resolver.

Parameters
roSurrounding resolver.
ai_callbackCallback comes from the AI.

Definition at line 38 of file newgrf_generic.cpp.

Member Function Documentation

◆ GetVariable()

uint32_t GenericScopeResolver::GetVariable ( uint8_t  variable,
[[maybe_unused] ] uint32_t  parameter,
bool &  available 
) const
overridevirtual

Get a variable value.

Default implementation has no available variables.

Parameters
variableVariable to read
parameterParameter for 60+x variables
[out]availableSet to false, in case the variable does not exist.
Returns
Value

Reimplemented from ScopeResolver.

Definition at line 121 of file newgrf_generic.cpp.

References ai_callback, CargoSpec::bitnum, GRFFile::cargo_map, Debug, dst_industry, CargoSpec::Get(), ResolverObject::grffile, ScopeResolver::ro, and src_industry.


The documentation for this struct was generated from the following file: