newgrf_sound.h File Reference

Functions related to NewGRF provided sounds. More...

#include "sound_type.h"
#include "tile_type.h"
#include "vehicle_type.h"

Go to the source code of this file.

Enumerations
enum	VehicleSoundEvent {   VSE_START = 1 , VSE_TUNNEL = 2 , VSE_BREAKDOWN = 3 , VSE_RUNNING = 4 ,   VSE_TOUCHDOWN = 5 , VSE_VISUAL_EFFECT = 6 , VSE_RUNNING_16 = 7 , VSE_STOPPED_16 = 8 ,   VSE_LOAD_UNLOAD = 9 }
	Events at which a sound might be played. More...

Functions
SoundEntry *	AllocateSound (uint num)
	Allocate sound slots. More...
void	InitializeSoundPool ()
bool	LoadNewGRFSound (SoundEntry *sound)
	Extract meta data from a NewGRF sound. More...
SoundID	GetNewGRFSoundID (const struct GRFFile *file, SoundID sound_id)
SoundEntry *	GetSound (SoundID sound_id)
uint	GetNumSounds ()
bool	PlayVehicleSound (const Vehicle *v, VehicleSoundEvent event, bool force=false)
	Checks whether a NewGRF wants to play a different vehicle sound effect. More...
void	PlayTileSound (const struct GRFFile *file, SoundID sound_id, TileIndex tile)

Detailed Description

Functions related to NewGRF provided sounds.

Definition in file newgrf_sound.h.

Enumeration Type Documentation

VehicleSoundEvent

enum VehicleSoundEvent

Events at which a sound might be played.

Enumerator
VSE_START	Vehicle starting, i.e. leaving, the station.
VSE_TUNNEL	Train entering a tunnel.
VSE_BREAKDOWN	Vehicle breaking down.
VSE_RUNNING	Vehicle running normally.
VSE_TOUCHDOWN	Whenever a plane touches down.
VSE_VISUAL_EFFECT	Vehicle visual effect (steam, diesel smoke or electric spark) is shown.
VSE_RUNNING_16	Every 16 ticks while the vehicle is running (speed > 0).
VSE_STOPPED_16	Every 16 ticks while the vehicle is stopped (speed == 0).
VSE_LOAD_UNLOAD	Whenever cargo payment is made for a vehicle.

Definition at line 18 of file newgrf_sound.h.

Function Documentation

AllocateSound()

SoundEntry* AllocateSound

(

uint

num

)

Allocate sound slots.

Parameters

num	Number of slots to allocate.

Returns

First allocated slot.

Definition at line 31 of file newgrf_sound.cpp.

LoadNewGRFSound()

bool LoadNewGRFSound

(

SoundEntry *

sound

)

Extract meta data from a NewGRF sound.

Parameters

sound

Sound to load.

Returns

True if a valid sound was loaded.

Definition at line 66 of file newgrf_sound.cpp.

References BSWAP32(), Debug, RandomAccessFile::GetPos(), RandomAccessFile::GetSimplifiedFilename(), SoundEntry::grf_container_ver, MemSetT(), RandomAccessFile::ReadBlock(), RandomAccessFile::ReadByte(), RandomAccessFile::ReadDword(), RandomAccessFile::ReadWord(), RandomAccessFile::SeekTo(), and RandomAccessFile::SkipBytes().

PlayVehicleSound()

bool PlayVehicleSound	(	const Vehicle *	v,
		VehicleSoundEvent	event,
		bool	force
	)

Checks whether a NewGRF wants to play a different vehicle sound effect.

Parameters

v	Vehicle to play sound effect for.
event	Trigger for the sound effect.
force	Should we play the sound effect even if vehicle sound effects are muted?

Returns

false if the default sound effect shall be played instead.

Definition at line 187 of file newgrf_sound.cpp.

References _settings_client, Vehicle::GetGRF(), ClientSettings::sound, and SoundSettings::vehicle.

Referenced by Vehicle::HandleBreakdown(), and Train::PlayLeaveStationSound().