forked from mirror/OpenTTD
73ff939ddb
the newhouses grf specs, so all newhouses grfs will be playable in the game. Many thanks to everyone who contributed code and ideas, and all the testers who found things we missed.
78 lines
1.7 KiB
C++
78 lines
1.7 KiB
C++
/* $Id$ */
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#include "stdafx.h"
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#include "openttd.h"
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#include "oldpool.h"
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#include "sound.h"
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#include "engine.h"
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#include "vehicle.h"
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#include "newgrf_callbacks.h"
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#include "newgrf_engine.h"
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#include "newgrf_sound.h"
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static uint _sound_count = 0;
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STATIC_OLD_POOL(SoundInternal, FileEntry, 3, 1000, NULL, NULL)
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/* Allocate a new FileEntry */
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FileEntry *AllocateFileEntry()
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{
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if (_sound_count == GetSoundInternalPoolSize()) {
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if (!AddBlockToPool(&_SoundInternal_pool)) return NULL;
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}
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return GetSoundInternal(_sound_count++);
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}
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void InitializeSoundPool()
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{
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CleanPool(&_SoundInternal_pool);
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_sound_count = 0;
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/* Copy original sound data to the pool */
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SndCopyToPool();
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}
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FileEntry *GetSound(uint index)
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{
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if (index >= GetNumSounds()) return NULL;
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return GetSoundInternal(index);
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}
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uint GetNumSounds()
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{
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return _sound_count;
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}
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bool PlayVehicleSound(const Vehicle *v, VehicleSoundEvent event)
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{
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const GRFFile *file = GetEngineGRF(v->engine_type);
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uint16 callback;
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/* If the engine has no GRF ID associated it can't ever play any new sounds */
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if (file == NULL) return false;
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/* Check that the vehicle type uses the sound effect callback */
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if (!HASBIT(EngInfo(v->engine_type)->callbackmask, CBM_SOUND_EFFECT)) return false;
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callback = GetVehicleCallback(CBID_VEHICLE_SOUND_EFFECT, event, 0, v->engine_type, v);
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if (callback == CALLBACK_FAILED) return false;
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if (callback >= GetNumOriginalSounds()) callback += file->sound_offset - GetNumOriginalSounds();
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if (callback < GetNumSounds()) SndPlayVehicleFx((SoundFx)callback, v);
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return true;
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}
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bool PlayHouseSound(uint16 sound_id, TileIndex tile)
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{
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if (sound_id < GetNumOriginalSounds()) {
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SndPlayTileFx((SoundFx)sound_id, tile);
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return true;
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}
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return false;
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}
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