cpp/openttd-patchpack/source Files · src/newgrf_sound.cpp

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Location: cpp/openttd-patchpack/source/src/newgrf_sound.cpp

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miham

(svn r13384) -Update: WebTranslator2 update to 2008-06-05 08:15:43
brazilian_portuguese - 9 fixed, 6 changed by tucalipe (15)
catalan - 9 fixed by arnaullv (9)
croatian - 13 fixed by knovak (13)
czech - 33 fixed by Hadez (33)
danish - 47 fixed by ThomasA (47)
dutch - 9 fixed by habell (9)
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finnish - 5 fixed, 1 changed by kerba (6)
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icelandic - 75 fixed by scrooge (75)
italian - 9 fixed, 12 changed by lorenzodv (21)
korean - 76 fixed, 15 changed by leejaeuk5 (91)
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turkish - 39 fixed, 1 changed by jnmbk (40)
ukrainian - 10 fixed by mad (10)

/* $Id$ */

/** @file newgrf_sound.cpp Handling NewGRF provided sounds. */

#include "stdafx.h"
#include "openttd.h"
#include "oldpool.h"
#include "engine_func.h"
#include "engine_base.h"
#include "newgrf_callbacks.h"
#include "newgrf_engine.h"
#include "newgrf_sound.h"
#include "vehicle_base.h"
#include "sound_func.h"

static uint _sound_count = 0;
STATIC_OLD_POOL(SoundInternal, FileEntry, 3, 1000, NULL, NULL)


/* Allocate a new FileEntry */
FileEntry *AllocateFileEntry()
{
	if (_sound_count == GetSoundInternalPoolSize()) {
		if (!_SoundInternal_pool.AddBlockToPool()) return NULL;
	}

	return GetSoundInternal(_sound_count++);
}


void InitializeSoundPool()
{
	_SoundInternal_pool.CleanPool();
	_sound_count = 0;

	/* Copy original sound data to the pool */
	SndCopyToPool();
}


FileEntry *GetSound(uint index)
{
	if (index >= GetNumSounds()) return NULL;
	return GetSoundInternal(index);
}


uint GetNumSounds()
{
	return _sound_count;
}


bool PlayVehicleSound(const Vehicle *v, VehicleSoundEvent event)
{
	const GRFFile *file = GetEngineGRF(v->engine_type);
	uint16 callback;

	/* If the engine has no GRF ID associated it can't ever play any new sounds */
	if (file == NULL) return false;

	/* Check that the vehicle type uses the sound effect callback */
	if (!HasBit(EngInfo(v->engine_type)->callbackmask, CBM_VEHICLE_SOUND_EFFECT)) return false;

	callback = GetVehicleCallback(CBID_VEHICLE_SOUND_EFFECT, event, 0, v->engine_type, v);
	if (callback == CALLBACK_FAILED) return false;
	if (callback >= GetNumOriginalSounds()) callback += file->sound_offset - GetNumOriginalSounds();

	if (callback < GetNumSounds()) SndPlayVehicleFx((SoundFx)callback, v);
	return true;
}

bool PlayTileSound(const GRFFile *file, uint16 sound_id, TileIndex tile)
{
	if (sound_id >= GetNumOriginalSounds()) sound_id += file->sound_offset - GetNumOriginalSounds();

	if (sound_id < GetNumSounds()) {
		SndPlayTileFx((SoundFx)sound_id, tile);
		return true;
	}
	return false;
}