(svn r2448) General cleanup of rail related code, more to follow.
* Add: rail.[ch] for rail-related enums and wrapper functions.
* Codechange: Removed dozens of magic numbers with below enums.
* Codechange: Rewrote CheckTrackCombination().
* Add: TILE_SIZE, TILE_PIXELS and TILE_HEIGHT constants.
* Add: enums RailTileType, RailTileSubtype, SignalType to mask against the map arrays.
* Add: enums Track, TrackBits, Trackdir, TrackdirBits for railway track data. (Note that the old RAIL_BIT constants are replaced by TRACK_BIT ones).
* Add: enums Direction and DiagDirection
* Codechange: Moved a bunch of track(dir) related lookup arrays from npf.[ch] to rail.[ch].
* Codechange: move RailType enum from tile.h to rail.h.
* Add: Wrapper functions for masking signal status in the map arrays: SignalAlongTrackdir, SignalAgainstTrackdir and SignalOnTrack.
* Add: Wrapper functions to access rail tiles, using above enums
* Add: Wrapper functions to modify tracks, trackdirs, directions, etc.
* Add: Wrapper functions for all lookup arrays in rail.[ch] (Arrays are still used in parts of the code)
* Codechange: Renamed some variables and arguments to better represent what they contain (railbit -> track, bits -> trackdirbits, etc.).
* Codechange: Don't use FindLandscapeHeight() in CmdRemoveSingleRail(), since it returns way too much info. Use GetTileSlope() instead.
* Codechange: [NPF] Removed some unused globals and code from npf.c.
#ifndef SOUND_H
#define SOUND_H
typedef struct MusicFileSettings {
byte playlist;
byte music_vol;
byte effect_vol;
byte custom_1[33];
byte custom_2[33];
bool btn_down;
bool shuffle;
char extmidi[80];
} MusicFileSettings;
VARDEF byte _music_wnd_cursong;
VARDEF bool _song_is_active;
VARDEF byte _cur_playlist[33];
VARDEF MusicFileSettings msf;
bool SoundInitialize(const char *filename);
typedef enum SoundFx {
SND_02_SPLAT, // 0 == 0x00 !
SND_03_FACTORY_WHISTLE,
SND_04_TRAIN,
SND_05_TRAIN_THROUGH_TUNNEL,
SND_06_SHIP_HORN,
SND_07_FERRY_HORN,
SND_08_PLANE_TAKE_OFF,
SND_09_JET,
SND_0A_TRAIN_HORN,
SND_0B_MINING_MACHINERY,
SND_0C_ELECTRIC_SPARK,
SND_0D_STEAM,
SND_0E_LEVEL_CROSSING,
SND_0F_VEHICLE_BREAKDOWN,
SND_10_TRAIN_BREAKDOWN,
SND_11_CRASH,
SND_12_EXPLOSION, // 16 == 0x10
SND_13_BIG_CRASH,
SND_14_CASHTILL,
SND_15_BEEP, // 19 == 0x13
SND_16_MORSE, // 20 == 0x14
SND_17_SKID_PLANE,
SND_18_HELICOPTER,
SND_19_BUS_START_PULL_AWAY,
SND_1A_BUS_START_PULL_AWAY_WITH_HORN,
SND_1B_TRUCK_START,
SND_1C_TRUCK_START_2,
SND_1D_APPLAUSE,
SND_1E_OOOOH,
SND_1F_SPLAT, // 29 == 0x1D
SND_20_SPLAT_2, // 30 == 0x1E
SND_21_JACKHAMMER,
SND_22_CAR_HORN,
SND_23_CAR_HORN_2,
SND_24_SHEEP,
SND_25_COW,
SND_26_HORSE,
SND_27_BLACKSMITH_ANVIL,
SND_28_SAWMILL, // 38 == 0x26 !
SND_00_GOOD_YEAR, // 39 == 0x27 !
SND_01_BAD_YEAR, // 40 == 0x28 !
SND_29_RIP, // 41 == 0x29 !
SND_2A_EXTRACT_AND_POP,
SND_2B_COMEDY_HIT,
SND_2C_MACHINERY,
SND_2D_RIP_2,
SND_2E_EXTRACT_AND_POP,
SND_2F_POP,
SND_30_CARTOON_SOUND,
SND_31_EXTRACT,
SND_32_POP_2,
SND_33_PLASTIC_MINE,
SND_34_WIND,
SND_35_COMEDY_BREAKDOWN,
SND_36_CARTOON_CRASH,
SND_37_BALLOON_SQUEAK,
SND_38_CHAINSAW,
SND_39_HEAVY_WIND,
SND_3A_COMEDY_BREAKDOWN_2,
SND_3B_JET_OVERHEAD,
SND_3C_COMEDY_CAR,
SND_3D_ANOTHER_JET_OVERHEAD,
SND_3E_COMEDY_CAR_2,
SND_3F_COMEDY_CAR_3,
SND_40_COMEDY_CAR_START_AND_PULL_AWAY,
SND_41_MAGLEV,
SND_42_LOON_BIRD,
SND_43_LION,
SND_44_MONKEYS,
SND_45_PLANE_CRASHING,
SND_46_PLANE_ENGINE_SPUTTERING,
SND_47_MAGLEV_2,
SND_48_DISTANT_BIRD // 72 == 0x48
} SoundFx;
void SndPlayTileFx(SoundFx sound, TileIndex tile);
void SndPlayVehicleFx(SoundFx sound, const Vehicle *v);
void SndPlayFx(SoundFx sound);
#endif /* SOUND_H */