summaryrefslogblamecommitdiffstats
path: root/src/audio/sampman_miles.cpp
blob: 11e2b0ff750e825d845add150a45df61456c9431 (plain) (tree)
1
2
3
4
5
6
7
8
9
10
11
12
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177


                   
                   







                     
                    








                                   
                                      






                                                               



                                                   
























                                                               


                                



                    
                                                    





































































































































































































                                                                                                                                                                                                                                                                             










                                       


































                                                                       



















                                                            





















































































































































































































































































































































































































































































































































































                                                                                                                                         
                                                           


















































                                                                                            

                                                                                                                   




                                     
                                                                                                                           


                








                                                                                       










































































                                                                                                                     
                                                       















                                                                          
                                                    






























































                                                                                                                             






                                                                                

                        
                                                         









































                                                                                              
                                   






































































                                                                                                             
                                                 





















                                                                       
                                                             
         

                                                                                     

         
                                                                        
         

                                                                                                















                                              
                                                       

                                
                             





                                                    
                                       















                                                                                                     
                                                                 




                                           
                                                    



















































































                                                                                                                                                         





                                        







                                                                    
                                        





























                                                                                                                                          
                  



                                                   


                                                        
      









                                                    
                  



                                                   



                                                        





































                                                                                                      
                                                                                                                                                                                                     

                             
                                                                                                                                








                                                    

                                                     

                                                               
        

                                                    
        
                                


     



























































































































































































                                                                                                                                    
                



















































































































































































































































































































































































































































                                                                                                                                         
                                                                                 















































































































                                                                                                                           
                                 

























                                                                                    
                                                  
      
                                                                                





                                                                                  

                                                                                                                                                 


                    
 
      
#include "common.h"

#ifdef AUDIO_MSS
#include <shlobj.h>
#include <shlguid.h>

#include <time.h>

#include "eax.h"
#include "eax-util.h"
#include "mss.h"

#include "sampman.h"
#include "AudioManager.h"
#include "MusicManager.h"
#include "Frontend.h"
#include "Timer.h"


#pragma comment( lib, "mss32.lib" )

cSampleManager SampleManager;
uint32 BankStartOffset[MAX_SFX_BANKS];
///////////////////////////////////////////////////////////////

char SampleBankDescFilename[] = "AUDIO\\SFX.SDT";
char SampleBankDataFilename[] = "AUDIO\\SFX.RAW";

FILE *fpSampleDescHandle;
FILE *fpSampleDataHandle;
bool  bSampleBankLoaded            [MAX_SFX_BANKS];
int32 nSampleBankDiscStartOffset   [MAX_SFX_BANKS];
int32 nSampleBankSize              [MAX_SFX_BANKS];
int32 nSampleBankMemoryStartAddress[MAX_SFX_BANKS];
int32 _nSampleDataEndOffset;

int32 nPedSlotSfx    [MAX_PEDSFX];
int32 nPedSlotSfxAddr[MAX_PEDSFX];
uint8 nCurrentPedSlot;

uint8 nChannelVolume[MAXCHANNELS+MAX2DCHANNELS];

uint32 nStreamLength[TOTAL_STREAMED_SOUNDS];

///////////////////////////////////////////////////////////////
struct tMP3Entry
{
	char aFilename[MAX_PATH];
	
	uint32 nTrackLength;
	uint32 nTrackStreamPos;
	
	tMP3Entry *pNext;
	char *pLinkPath;
};

uint32 nNumMP3s;
tMP3Entry *_pMP3List;
char _mp3DirectoryPath[MAX_PATH];
HSTREAM mp3Stream [MAX_STREAMS];
int8 nStreamPan   [MAX_STREAMS];
int8 nStreamVolume[MAX_STREAMS];
uint32 _CurMP3Index;
int32 _CurMP3Pos;
bool _bIsMp3Active;

#if GTA_VERSION >= GTA3_PC_11 || defined(NO_CDCHECK)
bool _bUseHDDAudio;
char _aHDDPath[MAX_PATH];
#endif
///////////////////////////////////////////////////////////////


bool _bSampmanInitialised = false;

//
// Miscellaneous globals / defines

//	Env		Size	Diffus	Room	RoomHF	RoomLF	DecTm	DcHF	DcLF	Refl	RefDel	Ref Pan				Revb	RevDel		Rev Pan				EchTm	EchDp	ModTm	ModDp	AirAbs	HFRef		LFRef	RRlOff	FLAGS

EAXLISTENERPROPERTIES StartEAX3 =
	{26,	1.7f,	0.8f,	-1000,	-1000,	-100,	4.42f,	0.14f,	1.00f,	429,	0.014f,	0.00f,0.00f,0.00f,	1023,	0.021f,		0.00f,0.00f,0.00f,	0.250f,	0.000f,	0.250f,	0.000f,	-5.0f,	2727.1f,	250.0f,	0.00f,	0x3f };

EAXLISTENERPROPERTIES FinishEAX3 =
	{26,	100.0f,	1.0f,	0,		-1000,	-2200,	20.0f,	1.39f,	1.00f,	1000,	0.069f,	0.00f,0.00f,0.00f,	400,	0.100f,		0.00f,0.00f,0.00f,	0.250f,	1.000f,	3.982f,	0.000f,	-18.0f,	3530.8f,	417.9f,	6.70f,	0x3f };

EAXLISTENERPROPERTIES EAX3Params;

S32         prevprovider=-1;
S32         curprovider=-1;
S32         usingEAX=0;
S32         usingEAX3=0;
HPROVIDER   opened_provider=0;
H3DSAMPLE   opened_samples[MAXCHANNELS] = {0};
HSAMPLE     opened_2dsamples[MAX2DCHANNELS] = {0};
HDIGDRIVER  DIG;
S32         speaker_type=0;

U32 _maxSamples;
float _fPrevEaxRatioDestination;
bool _usingMilesFast2D;
float _fEffectsLevel;


struct
{
	HPROVIDER id;
	char name[80];
}providers[MAXPROVIDERS];

typedef struct provider_stuff
{
  char* name;
  HPROVIDER id;
} provider_stuff;


static int __cdecl comp(const provider_stuff*s1,const provider_stuff*s2)
{
  return( _stricmp(s1->name,s2->name) );
}

static void
add_providers()
{
	provider_stuff pi[MAXPROVIDERS];
	U32   n,i,j;
	
	SampleManager.SetNum3DProvidersAvailable(0);
	
	HPROENUM next = HPROENUM_FIRST;
	
	n=0;
	while (AIL_enumerate_3D_providers(&next, &pi[n].id, &pi[n].name) && (n<MAXPROVIDERS))
	{
		++n;
	}
	
	qsort(pi,n,sizeof(pi[0]), (int(__cdecl*)(void const*, void const*))comp);
	
	for(i=0;i<n;i++)
	{
		providers[i].id=pi[i].id;
		strcpy(providers[i].name, pi[i].name);
		SampleManager.Set3DProviderName(i, providers[i].name);
	}
	
	SampleManager.SetNum3DProvidersAvailable(n);
	
	for(j=n;j<MAXPROVIDERS;j++)
		SampleManager.Set3DProviderName(j, NULL);
}

static void
release_existing()
{
	for ( U32 i = 0; i < _maxSamples; i++ )
	{
		if ( opened_samples[i] )
		{
			AIL_release_3D_sample_handle(opened_samples[i]);
			opened_samples[i] = NULL;
		}
	}

	if ( opened_provider )
	{
		AIL_close_3D_provider(opened_provider);
		opened_provider = NULL;
	}

	_fPrevEaxRatioDestination = 0.0f;
	_usingMilesFast2D = false;
	_fEffectsLevel = 0.0f;
}

static bool
set_new_provider(S32 index)
{
	DWORD result;
	
	if ( curprovider == index )
		return true;

	//close the already opened provider
	curprovider = index;
	
	release_existing();
	
	if ( curprovider != -1 )
	{
		if ( !strcmp(providers[index].name, "Dolby Surround") )
			_maxSamples = MAXCHANNELS_SURROUND;
		else
			_maxSamples = MAXCHANNELS;
		
		AIL_set_3D_provider_preference(providers[index].id, "Maximum supported samples", &_maxSamples);
		
		//load the new provider
		result = AIL_open_3D_provider(providers[index].id);
		
		if (result != M3D_NOERR) 
		{
			curprovider=-1;
			
			OutputDebugStringA(AIL_last_error());
			
			release_existing();
			
			return false;
		}
		else
		{
			opened_provider=providers[index].id;
			
			//see if we're running under an EAX compatible provider
			
			if ( !strcmp(providers[index].name, "Creative Labs EAX 3 (TM)") )
			{
				usingEAX = 1;
				usingEAX3 = 1;
			}
			else
			{
				usingEAX3 = 0;

				result=AIL_3D_room_type(opened_provider);
				usingEAX=(((S32)result)!=-1)?1:0; // will be something other than -1 on EAX				
			}
			
			if ( usingEAX3 )
			{
				OutputDebugString("DOING SPECIAL EAX 3 STUFF!");
				AIL_set_3D_provider_preference(opened_provider, "EAX all parameters", &FinishEAX3);
			}
			else if ( usingEAX )
			{
				AIL_set_3D_room_type(opened_provider, ENVIRONMENT_CAVE);
				
				if ( !strcmp(providers[index].name, "Miles Fast 2D Positional Audio") )
					_usingMilesFast2D = true;
			}
			
			AIL_3D_provider_attribute(opened_provider, "Maximum supported samples", &_maxSamples);
			
			if ( _maxSamples > MAXCHANNELS )
				_maxSamples = MAXCHANNELS;
			
			SampleManager.SetSpeakerConfig(speaker_type);
			
			//obtain a 3D sample handles
			for ( U32 i = 0; i < _maxSamples; ++i )
			{
				opened_samples[i] = AIL_allocate_3D_sample_handle(opened_provider);
				if ( opened_samples[i] != NULL )
					AIL_set_3D_sample_effects_level(opened_samples[i], 0.0f);
			}
			
			return true;
		}	
	}
	
	return false;
}

cSampleManager::cSampleManager(void) : 
	m_nNumberOfProviders(0)
{
	;
}

cSampleManager::~cSampleManager(void)
{
	
}

void
cSampleManager::SetSpeakerConfig(int32 which)
{
	switch ( which )
	{
		case 1:
			speaker_type=AIL_3D_2_SPEAKER;
			break;
		
		case 2:
			speaker_type=AIL_3D_HEADPHONE;
			break;
		
		case 3:
			speaker_type=AIL_3D_4_SPEAKER;
			break;
			
		default:
			return;
			break;
	}
	
	if (opened_provider)
		AIL_set_3D_speaker_type(opened_provider, speaker_type);
}

uint32
cSampleManager::GetMaximumSupportedChannels(void)
{
	if ( _maxSamples > MAXCHANNELS )
		return MAXCHANNELS;
	
	return _maxSamples;
}

uint32 cSampleManager::GetNum3DProvidersAvailable()
{
	return m_nNumberOfProviders;
}

void cSampleManager::SetNum3DProvidersAvailable(uint32 num)
{
	m_nNumberOfProviders = num;
}
	
char *cSampleManager::Get3DProviderName(uint8 id)
{
	return m_aAudioProviders[id];
}

void cSampleManager::Set3DProviderName(uint8 id, char *name)
{
	m_aAudioProviders[id] = name;
}

int8
cSampleManager::GetCurrent3DProviderIndex(void)
{
	return curprovider;
}

int8
cSampleManager::SetCurrent3DProvider(uint8 nProvider)
{
	S32 savedprovider = curprovider;
	
	if ( nProvider < m_nNumberOfProviders )
	{
		if ( set_new_provider(nProvider) )
			return curprovider;
		else if ( savedprovider != -1 && savedprovider < m_nNumberOfProviders && set_new_provider(savedprovider) )
			return curprovider;
		else
			return -1;
	}
	else
		return curprovider;
}

static bool
_ResolveLink(char const *path, char *out)
{
	IShellLink* psl;
	WIN32_FIND_DATA fd;
	char filepath[MAX_PATH];
	
	CoInitialize(NULL);
									   
	if (SUCCEEDED( CoCreateInstance(CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, IID_IShellLink, (LPVOID*)&psl ) ))
	{
		IPersistFile *ppf;

		if (SUCCEEDED(psl->QueryInterface(IID_IPersistFile, (LPVOID*)&ppf)))
		{
			WCHAR wpath[MAX_PATH];
			
			MultiByteToWideChar(CP_ACP, 0, path, -1, wpath, MAX_PATH);
			
			if (SUCCEEDED(ppf->Load(wpath, STGM_READ)))
			{
				/* Resolve the link */
				if (SUCCEEDED(psl->Resolve(NULL, SLR_ANY_MATCH|SLR_NO_UI|SLR_NOSEARCH)))
				{
					strcpy(filepath, path);
					
					if (SUCCEEDED(psl->GetPath(filepath, MAX_PATH, &fd, SLGP_UNCPRIORITY)))
					{
						OutputDebugString(fd.cFileName);
						
						strcpy(out, filepath);
						// FIX: Release the objects. Taken from SA.
#ifdef FIX_BUGS
						ppf->Release();
						psl->Release();
#endif
						return true;
					}
				}
			}
			
			ppf->Release();
		}
		psl->Release();
	}
	
	return false;
}

static void
_FindMP3s(void)
{
	tMP3Entry *pList;
	bool bShortcut;	
	bool bInitFirstEntry;	
	HANDLE hFind;
	char path[MAX_PATH];
	char filepath[MAX_PATH*2];
	S32 total_ms;
	WIN32_FIND_DATA fd;
	
	
	if ( GetCurrentDirectory(MAX_PATH, _mp3DirectoryPath) == 0 )
	{
		GetLastError();
		return;
	}
	
	OutputDebugString("Finding MP3s...");
	strcpy(path, _mp3DirectoryPath);
	strcat(path, "\\MP3\\");
	
	strcpy(_mp3DirectoryPath, path);
	OutputDebugString(_mp3DirectoryPath);
	
	strcat(path, "*");
	
	hFind = FindFirstFile(path, &fd);
	
	if ( hFind == INVALID_HANDLE_VALUE ) 
	{
		GetLastError();
		return;
	}
	
	strcpy(filepath, _mp3DirectoryPath);
	strcat(filepath, fd.cFileName);
	
	int32 filepathlen = strlen(filepath);
	
	if ( filepathlen <= 0)
	{
		FindClose(hFind);
		return;
	}
	
	FILE *f = fopen("MP3\\MP3Report.txt", "w");
	
	if ( f )
	{
		fprintf(f, "MP3 Report File\n\n");
		fprintf(f, "\"%s\"", fd.cFileName);
	}
	

	if ( filepathlen > 4 )
	{
		if ( !strcmp(&filepath[filepathlen - 4], ".lnk") )
		{
			if ( _ResolveLink(filepath, filepath) )
			{
				OutputDebugString("Resolving Link");
				OutputDebugString(filepath);
				
				if ( f ) fprintf(f, " - shortcut to \"%s\"", filepath);
			}
			else
			{
				if ( f ) fprintf(f, " - couldn't resolve shortcut");
			}
			
			bShortcut = true;
		}
		else
			bShortcut = false;
	}
	
	mp3Stream[0] = AIL_open_stream(DIG, filepath, 0);
	if ( mp3Stream[0] )
	{
		AIL_stream_ms_position(mp3Stream[0], &total_ms, NULL);
		
		AIL_close_stream(mp3Stream[0]);
		mp3Stream[0] = NULL;
		
		OutputDebugString(fd.cFileName);
		
		_pMP3List = new tMP3Entry;
		
		if ( _pMP3List == NULL )
		{
			FindClose(hFind);
			
			if ( f )
				fclose(f);
			
			return;
		}
		
		nNumMP3s = 1;
		
		strcpy(_pMP3List->aFilename, fd.cFileName);
		
		_pMP3List->nTrackLength = total_ms;
		
		_pMP3List->pNext = NULL;
		
		pList = _pMP3List;
		
		if ( bShortcut )
		{
			_pMP3List->pLinkPath = new char[MAX_PATH*2];
			strcpy(_pMP3List->pLinkPath, filepath);
		}
		else
		{
			_pMP3List->pLinkPath = NULL;
		}
		
		if ( f ) fprintf(f, " - OK\n");
		
		bInitFirstEntry = false;
	}
	else
	{
		strcat(filepath, " - NOT A VALID MP3");
		
		OutputDebugString(filepath);

		if ( f ) fprintf(f, " - not an MP3 or supported MP3 type\n");
		
		bInitFirstEntry = true;
	}
	
	while ( true )
	{
		if ( !FindNextFile(hFind, &fd) )
			break;
		
		if ( bInitFirstEntry )
		{
			strcpy(filepath, _mp3DirectoryPath);
			strcat(filepath, fd.cFileName);
			
			int32 filepathlen = strlen(filepath);
			
			if ( f ) fprintf(f, "\"%s\"", fd.cFileName);
			
			if ( filepathlen > 0 )
			{
				if ( filepathlen > 4 )
				{
					if ( !strcmp(&filepath[filepathlen - 4], ".lnk") )
					{
						if ( _ResolveLink(filepath, filepath) )
						{
							OutputDebugString("Resolving Link");
							OutputDebugString(filepath);
							
							if ( f ) fprintf(f, " - shortcut to \"%s\"", filepath);
						}
						else
						{
							if ( f ) fprintf(f, " - couldn't resolve shortcut");
						}
						
						bShortcut = true;
					}
					else
					{
						bShortcut = false;
						
						if ( filepathlen > MAX_PATH )
						{
							if ( f ) fprintf(f, " - Filename and path too long - %s - IGNORED)\n", filepath);
							
							continue;
						}
					}
				}
				
				mp3Stream[0] = AIL_open_stream(DIG, filepath, 0);
				if ( mp3Stream[0] )
				{
					AIL_stream_ms_position(mp3Stream[0], &total_ms, NULL);
					
					AIL_close_stream(mp3Stream[0]);
					mp3Stream[0] = NULL;
					
					OutputDebugString(fd.cFileName);
					
					_pMP3List = new tMP3Entry;
					
					if ( _pMP3List  == NULL)
						break;
					
					nNumMP3s = 1;
					
					strcpy(_pMP3List->aFilename, fd.cFileName);
					
					_pMP3List->nTrackLength = total_ms;
					_pMP3List->pNext = NULL;
					
					if ( bShortcut )
					{
						_pMP3List->pLinkPath = new char [MAX_PATH*2];
						strcpy(_pMP3List->pLinkPath, filepath);
					}
					else
					{
						_pMP3List->pLinkPath = NULL;
					}
					
					pList = _pMP3List;
					
					if ( f ) fprintf(f, " - OK\n");
					
					bInitFirstEntry = false;
				}
				else
				{
					strcat(filepath, " - NOT A VALID MP3");
					OutputDebugString(filepath);
					
					if ( f ) fprintf(f, " - not an MP3 or supported MP3 type\n");
				}
			}
		}
		else
		{
			strcpy(filepath, _mp3DirectoryPath);
			strcat(filepath, fd.cFileName);
			
			int32 filepathlen = strlen(filepath);
			
			if ( filepathlen > 0 )
			{
				if ( f ) fprintf(f, "\"%s\"", fd.cFileName);
			
				if ( filepathlen > 4 )
				{
					if ( !strcmp(&filepath[filepathlen - 4], ".lnk") )
					{
						if ( _ResolveLink(filepath, filepath) )
						{
							OutputDebugString("Resolving Link");
							OutputDebugString(filepath);
							
							if ( f ) fprintf(f, " - shortcut to \"%s\"", filepath);
						}
						else
						{
							if ( f ) fprintf(f, " - couldn't resolve shortcut");
						}
						
						bShortcut = true;
					}
					else
					{
						bShortcut = false;
					}
				}
				
				mp3Stream[0] = AIL_open_stream(DIG, filepath, 0);
				if ( mp3Stream[0] )
				{
					AIL_stream_ms_position(mp3Stream[0], &total_ms, NULL);
					
					AIL_close_stream(mp3Stream[0]);
					mp3Stream[0] = NULL;
					
					pList->pNext = new tMP3Entry;
					
					tMP3Entry *e = pList->pNext;
					
					if ( e == NULL )
						break;
					
					pList = pList->pNext;
					
					strcpy(e->aFilename, fd.cFileName);
					e->nTrackLength = total_ms;
					e->pNext = NULL;
					
					if ( bShortcut )
					{
						e->pLinkPath = new char [MAX_PATH*2];
						strcpy(e->pLinkPath, filepath);
					}
					else
					{
						e->pLinkPath = NULL;
					}
					
					nNumMP3s++;
					
					OutputDebugString(fd.cFileName);
					
					if ( f ) fprintf(f, " - OK\n");
				}
				else
				{
					strcat(filepath, " - NOT A VALID MP3");
					OutputDebugString(filepath);
					
					if ( f ) fprintf(f, " - not an MP3 or supported MP3 type\n");
				}
			}
		}
	}
	
	if ( f )
	{
		fprintf(f, "\nTOTAL SUPPORTED MP3s: %d\n", nNumMP3s);
		fclose(f);
	}
	
	FindClose(hFind);
}

static void
_DeleteMP3Entries(void)
{
	tMP3Entry *e = _pMP3List;

	while ( e != NULL )
	{
		tMP3Entry *next = e->pNext;
		
		if ( next == NULL )
			next = NULL;
		
		if ( e->pLinkPath != NULL )
		{
#ifndef FIX_BUGS
			delete   e->pLinkPath; // BUG: should be delete []
#else
			delete[] e->pLinkPath;
#endif
			e->pLinkPath = NULL;
		}
		
		delete e;
		
		if ( next )
			e = next;
		else
			e = NULL;
		
		nNumMP3s--;
	}
	
	
	if ( nNumMP3s != 0 )
	{
		OutputDebugString("Not all MP3 entries were deleted");
		nNumMP3s = 0;
	}
	
	_pMP3List = NULL;
}

static tMP3Entry *
_GetMP3EntryByIndex(uint32 idx)
{
	uint32 n = ( idx < nNumMP3s ) ? idx : 0;
	
	if ( _pMP3List != NULL )
	{
		tMP3Entry *e = _pMP3List;
		
		for ( uint32 i = 0; i < n; i++ )
			e = e->pNext;
		
		return e;
			
	}
	
	return NULL;
}

static inline bool
_GetMP3PosFromStreamPos(uint32 *pPosition, tMP3Entry **pEntry)
{
	_CurMP3Index = 0;
	
	for ( *pEntry = _pMP3List; *pEntry != NULL; *pEntry = (*pEntry)->pNext )
	{
		if (   *pPosition >= (*pEntry)->nTrackStreamPos
			&& *pPosition <  (*pEntry)->nTrackLength + (*pEntry)->nTrackStreamPos )
		{
			*pPosition -= (*pEntry)->nTrackStreamPos;
			_CurMP3Pos = *pPosition;
			
			return true;
		}
		
		_CurMP3Index++;
	}
				
	*pPosition = 0;
	*pEntry = _pMP3List;
	_CurMP3Pos = 0;
	_CurMP3Index = 0;
	
	return false;
}

bool
cSampleManager::IsMP3RadioChannelAvailable(void)
{
	return nNumMP3s != 0;
}

void
cSampleManager::ReleaseDigitalHandle(void)
{
	if ( DIG )
	{
		prevprovider = curprovider;
		release_existing();
		curprovider = -1;
		AIL_digital_handle_release(DIG);
	}
}

void
cSampleManager::ReacquireDigitalHandle(void)
{
	if ( DIG )
	{
		AIL_digital_handle_reacquire(DIG);
		if ( prevprovider != -1 )
			set_new_provider(prevprovider);
	}
}

bool
cSampleManager::Initialise(void)
{
	TRACE("start");
	
	if ( _bSampmanInitialised )
		return true;

	{
		for ( int32 i = 0; i < TOTAL_AUDIO_SAMPLES; i++ )
		{
			m_aSamples[i].nOffset    = 0;
			m_aSamples[i].nSize      = 0;
			m_aSamples[i].nFrequency = 22050;
			m_aSamples[i].nLoopStart = 0;
			m_aSamples[i].nLoopEnd   = -1;
		}
		
		m_nEffectsVolume     = MAX_VOLUME;
		m_nMusicVolume       = MAX_VOLUME;
		m_nEffectsFadeVolume = MAX_VOLUME;
		m_nMusicFadeVolume   = MAX_VOLUME;
		
		m_nMonoMode = 0;
	}
	
	// miles 
	TRACE("MILES");
	{
		curprovider = -1;
		prevprovider = -1;
		
		_usingMilesFast2D = false;
		usingEAX=0;
		usingEAX3=0;
		
		_fEffectsLevel = 0.0f;
		
		_maxSamples = 0;
	
		opened_provider = NULL;
		DIG = NULL;
		
		for ( int32 i = 0; i < MAXCHANNELS; i++ )
			opened_samples[i] = NULL;
	}
	
	// banks
	TRACE("banks");
	{
		fpSampleDescHandle = NULL;
		fpSampleDataHandle = NULL;
		
		_nSampleDataEndOffset = 0;
		
		for ( int32 i = 0; i < MAX_SFX_BANKS; i++ )
		{
			bSampleBankLoaded[i]             = false;
			nSampleBankDiscStartOffset[i]    = 0;
			nSampleBankSize[i]               = 0;
			nSampleBankMemoryStartAddress[i] = 0;
		}
	}
	
	// pedsfx
	TRACE("pedsfx");
	{
		for ( int32 i = 0; i < MAX_PEDSFX; i++ )
		{
			nPedSlotSfx[i]     = NO_SAMPLE;
			nPedSlotSfxAddr[i] = 0;
		}
		
		nCurrentPedSlot = 0;
	}
	
	// channel volume
	TRACE("vol");
	{
		for ( int32 i = 0; i < MAXCHANNELS+MAX2DCHANNELS; i++ )
			nChannelVolume[i] = 0;
	}
	
	TRACE("mss");
	{
		AIL_set_redist_directory( "mss" );
		
		AIL_startup();
		
		AIL_set_preference(DIG_MIXER_CHANNELS, MAX_DIGITAL_MIXER_CHANNELS);
		
		DIG = AIL_open_digital_driver(DIGITALRATE, DIGITALBITS, DIGITALCHANNELS, 0);
		if ( DIG == NULL )
		{
			OutputDebugString(AIL_last_error());
			Terminate();
			return false;
		}
		
		add_providers();
		
		if ( !InitialiseSampleBanks() )
		{
			Terminate();
			return false;
		}
		
		nSampleBankMemoryStartAddress[SFX_BANK_0] = (int32)AIL_mem_alloc_lock(nSampleBankSize[SFX_BANK_0]);
		if ( !nSampleBankMemoryStartAddress[SFX_BANK_0] )
		{
			Terminate();
			return false;
		}

		nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] = (int32)AIL_mem_alloc_lock(PED_BLOCKSIZE*MAX_PEDSFX);
		
	}
	
#ifdef AUDIO_CACHE
	TRACE("cache");
	FILE *cacheFile = fopen("audio\\sound.cache", "rb");
	if (cacheFile) {
		fread(nStreamLength, sizeof(uint32), TOTAL_STREAMED_SOUNDS, cacheFile);
		fclose(cacheFile);
		m_bInitialised = true;
	}else {
#endif
	TRACE("cdrom");
	
	S32 tatalms;
	char filepath[MAX_PATH];

	{
		m_bInitialised = false;
		
		while (true)
		{
			int32 drive = 'C';
			
			do
			{
				char latter[2];
				
				latter[0] = drive;
				latter[1] = '\0';
				
				strcpy(m_szCDRomRootPath, latter);
				strcat(m_szCDRomRootPath, ":\\");
				
				if ( GetDriveType(m_szCDRomRootPath) == DRIVE_CDROM )
				{
					strcpy(filepath, m_szCDRomRootPath);
					strcat(filepath, StreamedNameTable[0]);
					
					FILE *f = fopen(filepath, "rb");
					
					if ( f )
					{
						fclose(f);
						
						bool bFileNotFound = false;

						for ( int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++ )
						{
							strcpy(filepath, m_szCDRomRootPath);
							strcat(filepath, StreamedNameTable[i]);
							
							mp3Stream[0] = AIL_open_stream(DIG, filepath, 0);
							
							if ( mp3Stream[0] )
							{
								AIL_stream_ms_position(mp3Stream[0], &tatalms, NULL);
								
								AIL_close_stream(mp3Stream[0]);
								mp3Stream[0] = NULL;
								
								nStreamLength[i] = tatalms;
							}
							else
							{
								bFileNotFound = true;
								break;
							}
						}
						
						if ( !bFileNotFound )
						{
							m_bInitialised = true;
							break;
						}
						else
						{
							m_bInitialised = false;
							continue;
						}
					}
				}
				
			} while ( ++drive <= 'Z' );
					
			if ( !m_bInitialised )
			{
#if GTA_VERSION < GTA3_PC_STEAM && !defined(NO_CDCHECK)
				FrontEndMenuManager.WaitForUserCD();
				if ( FrontEndMenuManager.m_bQuitGameNoCD )
				{
					Terminate();
					return false;
				}
				continue;
#else
				m_bInitialised = true;
#endif
			}
			
			break;
		}
	}

#if GTA_VERSION >= GTA3_PC_11 || defined(NO_CDCHECK)
	// hddaudio
	/**
		Option for user to play audio files directly from hard disk.
		Copy the contents of the PLAY discs Audio directory into your installed Grand Theft Auto III Audio directory.
		Grand Theft Auto III still requires the presence of the PLAY disc when started.
		This may give better performance on some machines (though worse on others).
	**/
	TRACE("hddaudio 1.1 patch");
	{
		int32 streamLength[TOTAL_STREAMED_SOUNDS];
		
		bool bFileNotFound = false;
		char rootpath[MAX_PATH];
		
		strcpy(_aHDDPath, m_szCDRomRootPath);
		rootpath[0] = '\0';
		
		FILE *f = fopen(StreamedNameTable[0], "rb");
		
		if ( f )
		{
			fclose(f);
			
			for ( int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++ )
			{
				strcpy(filepath, rootpath);
				strcat(filepath, StreamedNameTable[i]);
				
				mp3Stream[0] = AIL_open_stream(DIG, filepath, 0);
				
				if ( mp3Stream[0] )
				{
					AIL_stream_ms_position(mp3Stream[0], &tatalms, NULL);
					
					AIL_close_stream(mp3Stream[0]);
					mp3Stream[0] = NULL;
					
					streamLength[i] = tatalms;
				}
				else
				{
					bFileNotFound = true;
					break;
				}
			}
								
		}
		else
			bFileNotFound = true;
		
		if ( !bFileNotFound )
		{
			strcpy(m_szCDRomRootPath, rootpath);
			
			for ( int32 i = 0; i < TOTAL_STREAMED_SOUNDS; i++ )
				nStreamLength[i] = streamLength[i];
			
			_bUseHDDAudio = true;
		}
		else
			_bUseHDDAudio = false;
	}
#endif
#ifdef AUDIO_CACHE
	cacheFile = fopen("audio\\sound.cache", "wb");
	fwrite(nStreamLength, sizeof(uint32), TOTAL_STREAMED_SOUNDS, cacheFile);
	fclose(cacheFile);
	}
#endif

	TRACE("stream");
	{
		for ( int32 i = 0; i < MAX_STREAMS; i++ )
		{
			mp3Stream    [i] = NULL;
			nStreamPan   [i] = 63;
			nStreamVolume[i] = 100;
		}
	}
	
	for ( int32 i = 0; i < MAX2DCHANNELS; i++ )
	{
		opened_2dsamples[i] = AIL_allocate_sample_handle(DIG);
		if ( opened_2dsamples[i] )
		{
			AIL_init_sample(opened_2dsamples[i]);
			AIL_set_sample_type(opened_2dsamples[i], DIG_F_MONO_16, DIG_PCM_SIGN);
		}
	}
	
	TRACE("providerset");
	{
		_bSampmanInitialised = true;
		
		U32 n = 0;
		
		while ( n < m_nNumberOfProviders )
		{
			if ( !strcmp(providers[n].name, "Miles Fast 2D Positional Audio") )
			{
				set_new_provider(n);
				break;
			}
			n++;
		}
		
		if ( n == m_nNumberOfProviders )
		{
			Terminate();
			return false;
		}
	}
	
	TRACE("bank");
	
	LoadSampleBank(SFX_BANK_0);
	
	// mp3
	TRACE("mp3");
	{
		nNumMP3s = 0;
		
		_pMP3List = NULL;
		
		_FindMP3s();
		
		if ( nNumMP3s != 0 )
		{
			nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER] = 0;
			
			for ( tMP3Entry *e = _pMP3List; e != NULL; e = e->pNext )
			{
				e->nTrackStreamPos = nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER];
				nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER] += e->nTrackLength;
			}
			
			time_t t = time(NULL);
			tm *localtm;
			bool bUseRandomTable;
			
			if ( t == -1 )
				bUseRandomTable = true;
			else
			{
				bUseRandomTable = false;
				localtm = localtime(&t);
			}
			
			int32 randval;
			if ( bUseRandomTable )
				randval = AudioManager.GetRandomNumber(1);
			else
				randval = localtm->tm_sec * localtm->tm_min;
			
			_CurMP3Index = randval % nNumMP3s;
			
			tMP3Entry *randmp3 = _pMP3List;
			for ( int32 i = randval % nNumMP3s; i > 0; --i)
				randmp3 = randmp3->pNext;
			
			if ( bUseRandomTable )
				_CurMP3Pos = AudioManager.GetRandomNumber(0)     % randmp3->nTrackLength;
			else
			{
				if ( localtm->tm_sec > 0 )
				{
					int32 s = localtm->tm_sec;
					_CurMP3Pos = s*s*s*s*s*s*s*s                 % randmp3->nTrackLength;
				}
				else
					_CurMP3Pos = AudioManager.GetRandomNumber(0) % randmp3->nTrackLength;
			}
		}
		else
			_CurMP3Pos = 0;
		
		_bIsMp3Active = false;
	}
	
	TRACE("end");
	
	return true;
}

void
cSampleManager::Terminate(void)
{
	for ( int32 i = 0; i < MAX_STREAMS; i++ )
	{
		if ( mp3Stream[i] )
		{
			AIL_pause_stream(mp3Stream[i], 1);
			AIL_close_stream(mp3Stream[i]);
			mp3Stream[i] = NULL;
		}
	}
	
	for ( int32 i = 0; i < MAX2DCHANNELS; i++ )
	{
		if ( opened_2dsamples[i] )
		{
			AIL_release_sample_handle(opened_2dsamples[i]);
			opened_2dsamples[i] = NULL;
		}
	}
	
	release_existing();
	
	_DeleteMP3Entries();
	
	if ( nSampleBankMemoryStartAddress[SFX_BANK_0] != 0 )
	{
		AIL_mem_free_lock((void *)nSampleBankMemoryStartAddress[SFX_BANK_0]);
		nSampleBankMemoryStartAddress[SFX_BANK_0] = 0;
	}

	if ( nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] != 0 )
	{
		AIL_mem_free_lock((void *)nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS]);
		nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] = 0;
	}
	
	if ( DIG )
	{
		AIL_close_digital_driver(DIG);
		DIG = NULL;
	}
	
	AIL_shutdown();
	
	_bSampmanInitialised = false;
}

bool
cSampleManager::CheckForAnAudioFileOnCD(void)
{
#if GTA_VERSION < GTA3_PC_STEAM && !defined(NO_CDCHECK)
	char filepath[MAX_PATH];
	
#if GTA_VERSION >= GTA3_PC_11
	if (_bUseHDDAudio)
		strcpy(filepath, _aHDDPath);
	else
		strcpy(filepath, m_szCDRomRootPath);
#else
	strcpy(filepath, m_szCDRomRootPath);
#endif // #if GTA_VERSION >= GTA3_PC_11

	strcat(filepath, StreamedNameTable[AudioManager.GetRandomNumber(1) % TOTAL_STREAMED_SOUNDS]);
	
	FILE *f = fopen(filepath, "rb");
	
	if ( f )
	{
		fclose(f);

		return true;
	}
	
	return false;
	
#else
	return true;
#endif // #if GTA_VERSION < GTA3_PC_STEAM && !defined(NO_CDCHECK)
}

char
cSampleManager::GetCDAudioDriveLetter(void)
{
#if GTA_VERSION >= GTA3_PC_11 || defined(NO_CDCHECK)
	if (_bUseHDDAudio)
	{
		if ( strlen(_aHDDPath) != 0 )
			return _aHDDPath[0];
		else
			return '\0';
	}
	else
	{
		if ( strlen(m_szCDRomRootPath) != 0 )
			return m_szCDRomRootPath[0];
		else
			return '\0';
	}
#else
	if ( strlen(m_szCDRomRootPath) != 0 )
		return m_szCDRomRootPath[0];
	else
		return '\0';
#endif
}

void
cSampleManager::UpdateEffectsVolume(void) //[Y], cSampleManager::UpdateSoundBuffers ?
{
	if ( _bSampmanInitialised )
	{
		for ( int32 i = 0; i < MAXCHANNELS+MAX2DCHANNELS; i++ )
		{
			if ( i < MAXCHANNELS )
			{
				if ( opened_samples[i] && GetChannelUsedFlag(i) )
				{
					if ( nChannelVolume[i] )
					{
						AIL_set_3D_sample_volume(opened_samples[i],
								m_nEffectsFadeVolume * nChannelVolume[i] * m_nEffectsVolume >> 14);
					}
				}
			}
			else
			{
				if ( opened_2dsamples[i - MAXCHANNELS] )
				{
					if ( GetChannelUsedFlag(i - MAXCHANNELS) )
					{
						if ( nChannelVolume[i - MAXCHANNELS] )
						{
							AIL_set_sample_volume(opened_2dsamples[i - MAXCHANNELS],
									m_nEffectsFadeVolume * nChannelVolume[i - MAXCHANNELS] * m_nEffectsVolume >> 14);
						}
					}
				}
			}
		}
	}
}

void
cSampleManager::SetEffectsMasterVolume(uint8 nVolume)
{
	m_nEffectsVolume = nVolume;
	UpdateEffectsVolume();
}

void
cSampleManager::SetMusicMasterVolume(uint8 nVolume)
{
	m_nMusicVolume = nVolume;
}

void
cSampleManager::SetEffectsFadeVolume(uint8 nVolume)
{
	m_nEffectsFadeVolume = nVolume;
	UpdateEffectsVolume();
}

void
cSampleManager::SetMusicFadeVolume(uint8 nVolume)
{
	m_nMusicFadeVolume = nVolume;
}

void
cSampleManager::SetMonoMode(uint8 nMode)
{
	m_nMonoMode = nMode;
}

bool
cSampleManager::LoadSampleBank(uint8 nBank)
{
	if ( CTimer::GetIsCodePaused() )
		return false;
	
	if ( MusicManager.IsInitialised()
		&& MusicManager.GetMusicMode() == MUSICMODE_CUTSCENE
		&& nBank != SFX_BANK_0 )
	{
		return false;
	}
	
	if ( fseek(fpSampleDataHandle, nSampleBankDiscStartOffset[nBank], SEEK_SET) != 0 )
		return false;
	
	if ( fread((void *)nSampleBankMemoryStartAddress[nBank], 1, nSampleBankSize[nBank],fpSampleDataHandle) != nSampleBankSize[nBank] )
		return false;
	
	bSampleBankLoaded[nBank] = true;
	
	return true;
}

void
cSampleManager::UnloadSampleBank(uint8 nBank)
{
	bSampleBankLoaded[nBank] = false;
}

bool
cSampleManager::IsSampleBankLoaded(uint8 nBank)
{
	return bSampleBankLoaded[nBank];
}

bool
cSampleManager::IsPedCommentLoaded(uint32 nComment)
{
	int8 slot;

	for ( int32 i = 0; i < _TODOCONST(3); i++ )
	{
		slot = nCurrentPedSlot - i - 1;
#ifdef FIX_BUGS
		if (slot < 0)
			slot += ARRAY_SIZE(nPedSlotSfx);
#endif
		if ( nComment == nPedSlotSfx[slot] )
			return true;
	}
	
	return false;
}

int32
cSampleManager::_GetPedCommentSlot(uint32 nComment)
{
	int8 slot;

	for ( int32 i = 0; i < _TODOCONST(3); i++ )
	{
		slot = nCurrentPedSlot - i - 1;
#ifdef FIX_BUGS
		if (slot < 0)
			slot += ARRAY_SIZE(nPedSlotSfx);
#endif
		if ( nComment == nPedSlotSfx[slot] )
			return slot;
	}
	
	return -1;
}

bool
cSampleManager::LoadPedComment(uint32 nComment)
{
	if ( CTimer::GetIsCodePaused() )
		return false;
	
	// no talking peds during cutsenes or the game end
	if ( MusicManager.IsInitialised() )
	{
		switch ( MusicManager.GetMusicMode() )
		{
			case MUSICMODE_CUTSCENE:
			{
				return false;

				break;
			}
			
			case MUSICMODE_FRONTEND:
			{
				if ( MusicManager.GetCurrentTrack() == STREAMED_SOUND_GAME_COMPLETED )
					return false;

				break;
			}
		}
	}
	
	if ( fseek(fpSampleDataHandle, m_aSamples[nComment].nOffset, SEEK_SET) != 0 )
		return false;
	
	if ( fread((void *)(nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] + PED_BLOCKSIZE*nCurrentPedSlot), 1, m_aSamples[nComment].nSize, fpSampleDataHandle) != m_aSamples[nComment].nSize )
		return false;
	
	nPedSlotSfxAddr[nCurrentPedSlot] = nSampleBankMemoryStartAddress[SFX_BANK_PED_COMMENTS] + PED_BLOCKSIZE*nCurrentPedSlot;
	nPedSlotSfx    [nCurrentPedSlot] = nComment;
	
	if ( ++nCurrentPedSlot >= MAX_PEDSFX )
		nCurrentPedSlot = 0;
	
	return true;
}

int32
cSampleManager::GetBankContainingSound(uint32 offset)
{
	if ( offset >= BankStartOffset[SFX_BANK_PED_COMMENTS] )
		return SFX_BANK_PED_COMMENTS;
	
	if ( offset >= BankStartOffset[SFX_BANK_0] )
		return SFX_BANK_0;
	
	return INVALID_SFX_BANK;
}

int32
cSampleManager::GetSampleBaseFrequency(uint32 nSample)
{
	return m_aSamples[nSample].nFrequency;
}

int32
cSampleManager::GetSampleLoopStartOffset(uint32 nSample)
{
	return m_aSamples[nSample].nLoopStart;
}

int32
cSampleManager::GetSampleLoopEndOffset(uint32 nSample)
{
	return m_aSamples[nSample].nLoopEnd;
}

uint32
cSampleManager::GetSampleLength(uint32 nSample)
{
	return m_aSamples[nSample].nSize >> 1;
}

bool
cSampleManager::UpdateReverb(void)
{
	if ( !usingEAX )
		return false;
	
	if ( AudioManager.GetFrameCounter() & 15 )
		return false;
			
	float y = AudioManager.GetReflectionsDistance(REFLECTION_TOP)  + AudioManager.GetReflectionsDistance(REFLECTION_BOTTOM);
	float x = AudioManager.GetReflectionsDistance(REFLECTION_LEFT) + AudioManager.GetReflectionsDistance(REFLECTION_RIGHT);
	float z = AudioManager.GetReflectionsDistance(REFLECTION_UP);
	
	float normy = norm(y, 5.0f, 40.0f);
	float normx = norm(x, 5.0f, 40.0f);
	float normz = norm(z, 5.0f, 40.0f);

	float fRatio;
	
	if ( normy == 0.0f )
	{
		if ( normx == 0.0f )
		{
			if ( normz == 0.0f )
				fRatio = 0.3f;
			else
				fRatio = 0.5f;
		}
		else
		{
			fRatio = 0.3f;
		}
	}
	else
	{
		if ( normx == 0.0f )
		{
			if ( normz == 0.0f )
				fRatio = 0.3f;
			else
				fRatio = 0.5f;
		}
		else
		{
			if ( normz == 0.0f )
				fRatio = 0.3f;
			else
				fRatio = (normy+normx+normz) / 3.0f;
		}
	}
	
	fRatio = clamp(fRatio, usingEAX3==1 ? 0.0f : 0.30f, 1.0f);
	
	if ( fRatio == _fPrevEaxRatioDestination )
		return false;
	
	if ( usingEAX3 )
	{
		if ( EAX3ListenerInterpolate(&StartEAX3, &FinishEAX3, fRatio, &EAX3Params, false) )
		{
			AIL_set_3D_provider_preference(opened_provider, "EAX all parameters", &EAX3Params);
			_fEffectsLevel = 1.0f - fRatio * 0.5f;
		}
	}
	else
	{
		if ( _usingMilesFast2D )
			_fEffectsLevel = (1.0f - fRatio) * 0.4f;
		else
			_fEffectsLevel = (1.0f - fRatio) * 0.7f;
	}

	_fPrevEaxRatioDestination = fRatio;
	
	return true;
}

void
cSampleManager::SetChannelReverbFlag(uint32 nChannel, uint8 nReverbFlag)
{
	bool b2d = false;
	
	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}
	
	if ( usingEAX )
	{
		if ( nReverbFlag != 0 )
		{
			if ( !b2d )
				AIL_set_3D_sample_effects_level(opened_samples[nChannel], _fEffectsLevel);
		}
		else
		{
			if ( !b2d )
				AIL_set_3D_sample_effects_level(opened_samples[nChannel], 0.0f);
		}
	}
}

bool
cSampleManager::InitialiseChannel(uint32 nChannel, uint32 nSfx, uint8 nBank)
{
	bool b2d = false;

	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}
	
	int32 addr;
	
	if ( nSfx < SAMPLEBANK_MAX )
	{
		if ( !IsSampleBankLoaded(nBank) )
			return false;
		
		addr = nSampleBankMemoryStartAddress[nBank] + m_aSamples[nSfx].nOffset - m_aSamples[BankStartOffset[nBank]].nOffset;
	}
	else
	{	
		if ( !IsPedCommentLoaded(nSfx) )
			return false;
		
		int32 slot = _GetPedCommentSlot(nSfx);
		
		addr = nPedSlotSfxAddr[slot];
	}
	
	if ( b2d )
	{
		if ( opened_2dsamples[nChannel - MAXCHANNELS] )
		{
			AIL_set_sample_address(opened_2dsamples[nChannel - MAXCHANNELS], (void *)addr, m_aSamples[nSfx].nSize);
			return true;
		}
		else
			return false;
	}
	else
	{
		AILSOUNDINFO info;
		
		info.format   = WAVE_FORMAT_PCM;
		info.data_ptr = (void *)addr;
		info.channels = 1;
		info.data_len = m_aSamples[nSfx].nSize;
		info.rate     = m_aSamples[nSfx].nFrequency;
		info.bits     = 16;
	
		if ( AIL_set_3D_sample_info(opened_samples[nChannel], &info) == 0 )
		{
			OutputDebugString(AIL_last_error());
			return false;
		}
		
		return true;
	}
}

void
cSampleManager::SetChannelEmittingVolume(uint32 nChannel, uint32 nVolume)
{
	uint32 vol = nVolume;
	if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
	
	nChannelVolume[nChannel] = vol;
	
	// increase the volume for JB.MP3 and S4_BDBD.MP3
	if (   MusicManager.GetMusicMode()    == MUSICMODE_CUTSCENE
		&& MusicManager.GetCurrentTrack() != STREAMED_SOUND_NEWS_INTRO
		&& MusicManager.GetCurrentTrack() != STREAMED_SOUND_CUTSCENE_SAL4_BDBD )
	{
		nChannelVolume[nChannel] >>= 2;
	}

	if ( opened_samples[nChannel] )
		AIL_set_3D_sample_volume(opened_samples[nChannel], m_nEffectsFadeVolume*nChannelVolume[nChannel]*m_nEffectsVolume >> 14);

}

void
cSampleManager::SetChannel3DPosition(uint32 nChannel, float fX, float fY, float fZ)
{
	if ( opened_samples[nChannel] )
		AIL_set_3D_position(opened_samples[nChannel], -fX, fY, fZ);
}

void
cSampleManager::SetChannel3DDistances(uint32 nChannel, float fMax, float fMin)
{
	if ( opened_samples[nChannel] )
		AIL_set_3D_sample_distances(opened_samples[nChannel], fMax, fMin);
}

void
cSampleManager::SetChannelVolume(uint32 nChannel, uint32 nVolume)
{
	uint32 vol = nVolume;
	if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
	
	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			nChannelVolume[nChannel] = vol;
			
			// increase the volume for JB.MP3 and S4_BDBD.MP3
			if (   MusicManager.GetMusicMode()    == MUSICMODE_CUTSCENE
				&& MusicManager.GetCurrentTrack() != STREAMED_SOUND_NEWS_INTRO
				&& MusicManager.GetCurrentTrack() != STREAMED_SOUND_CUTSCENE_SAL4_BDBD )
			{
				nChannelVolume[nChannel] >>= 2;
			}

			if ( opened_2dsamples[nChannel - MAXCHANNELS] )
			{
				AIL_set_sample_volume(opened_2dsamples[nChannel - MAXCHANNELS],
						m_nEffectsFadeVolume*vol*m_nEffectsVolume >> 14);
			}
			
			break;
		}
	}
}

void
cSampleManager::SetChannelPan(uint32 nChannel, uint32 nPan)
{
	switch ( nChannel )
	{
		case CHANNEL2D:
		{
#ifndef FIX_BUGS
			if ( opened_samples[nChannel - MAXCHANNELS] ) // BUG
#else
			if ( opened_2dsamples[nChannel - MAXCHANNELS] )
#endif
				AIL_set_sample_pan(opened_2dsamples[nChannel - MAXCHANNELS], nPan);

			break;
		}
	}
}

void
cSampleManager::SetChannelFrequency(uint32 nChannel, uint32 nFreq)
{
	bool b2d = false;

	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}

	if ( b2d )
	{
		if ( opened_2dsamples[nChannel - MAXCHANNELS] )
			AIL_set_sample_playback_rate(opened_2dsamples[nChannel - MAXCHANNELS], nFreq);
	}
	else
	{
		if ( opened_samples[nChannel] )
			AIL_set_3D_sample_playback_rate(opened_samples[nChannel], nFreq);
	}
}

void
cSampleManager::SetChannelLoopPoints(uint32 nChannel, uint32 nLoopStart, int32 nLoopEnd)
{
	bool b2d = false;

	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}
	
	if ( b2d )
	{
		if ( opened_2dsamples[nChannel - MAXCHANNELS] )
			AIL_set_sample_loop_block(opened_2dsamples[nChannel - MAXCHANNELS], nLoopStart, nLoopEnd);
	}
	else
	{
		if ( opened_samples[nChannel] )
			AIL_set_3D_sample_loop_block(opened_samples[nChannel], nLoopStart, nLoopEnd);
	}
}

void
cSampleManager::SetChannelLoopCount(uint32 nChannel, uint32 nLoopCount)
{
	bool b2d = false;

	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}
	
	if ( b2d )
	{
		if ( opened_2dsamples[nChannel - MAXCHANNELS] )
			AIL_set_sample_loop_count(opened_2dsamples[nChannel - MAXCHANNELS], nLoopCount);
	}
	else
	{
		if ( opened_samples[nChannel] )
			AIL_set_3D_sample_loop_count(opened_samples[nChannel], nLoopCount);
	}
}

bool
cSampleManager::GetChannelUsedFlag(uint32 nChannel)
{
	bool b2d = false;

	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}
	
	if ( b2d )
	{
		if ( opened_2dsamples[nChannel - MAXCHANNELS] )
			return AIL_sample_status(opened_2dsamples[nChannel - MAXCHANNELS]) == SMP_PLAYING;
		else
			return false;
	}
	else
	{
		if ( opened_samples[nChannel] )
			return AIL_3D_sample_status(opened_samples[nChannel]) == SMP_PLAYING;
		else
			return false;
	}
	
}

void
cSampleManager::StartChannel(uint32 nChannel)
{
	bool b2d = false;

	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}

	if ( b2d )
	{
		if ( opened_2dsamples[nChannel - MAXCHANNELS] )
			AIL_start_sample(opened_2dsamples[nChannel - MAXCHANNELS]);
	}
	else
	{
		if ( opened_samples[nChannel] )
			AIL_start_3D_sample(opened_samples[nChannel]);
	}
}

void
cSampleManager::StopChannel(uint32 nChannel)
{
	bool b2d = false;

	switch ( nChannel )
	{
		case CHANNEL2D:
		{
			b2d = true;
			break;
		}
	}
	
	if ( b2d )
	{
		if ( opened_2dsamples[nChannel - MAXCHANNELS] )
			AIL_end_sample(opened_2dsamples[nChannel - MAXCHANNELS]);
	}
	else
	{
		if ( opened_samples[nChannel] )
		{
			if ( AIL_3D_sample_status(opened_samples[nChannel]) == SMP_PLAYING )
				AIL_end_3D_sample(opened_samples[nChannel]);
		}
	}
}

void
cSampleManager::PreloadStreamedFile(uint8 nFile, uint8 nStream)
{
	if ( m_bInitialised  )
	{
		if ( nFile < TOTAL_STREAMED_SOUNDS )
		{
			if ( mp3Stream[nStream] )
			{
				AIL_pause_stream(mp3Stream[nStream], 1);
				AIL_close_stream(mp3Stream[nStream]);
			}
			
			char filepath[MAX_PATH];
			
			strcpy(filepath, m_szCDRomRootPath);
			strcat(filepath, StreamedNameTable[nFile]);
			
			mp3Stream[nStream] = AIL_open_stream(DIG, filepath, 0);
	
			if ( mp3Stream[nStream] )
			{
				AIL_set_stream_loop_count(mp3Stream[nStream], 1);
				AIL_service_stream(mp3Stream[nStream], 1);
			}
			else
				OutputDebugString(AIL_last_error());
		}
	}
}

void
cSampleManager::PauseStream(uint8 nPauseFlag, uint8 nStream)
{
	if ( m_bInitialised )
	{
		if ( mp3Stream[nStream] )
			AIL_pause_stream(mp3Stream[nStream], nPauseFlag != 0);
	}
}

void
cSampleManager::StartPreloadedStreamedFile(uint8 nStream)
{
	if ( m_bInitialised )
	{
		if ( mp3Stream[nStream] )
			AIL_start_stream(mp3Stream[nStream]);
	}
}

bool
cSampleManager::StartStreamedFile(uint8 nFile, uint32 nPos, uint8 nStream)
{
	uint32 position = nPos;
	char filename[MAX_PATH];
	
	if ( m_bInitialised && nFile < TOTAL_STREAMED_SOUNDS )
	{
		if ( mp3Stream[nStream] )
		{
			AIL_pause_stream(mp3Stream[nStream], 1);
			AIL_close_stream(mp3Stream[nStream]);
		}
		
		if ( nFile == STREAMED_SOUND_RADIO_MP3_PLAYER )
		{
			uint32 i = 0;
			do {
				if(i != 0 || _bIsMp3Active) {
					if(++_CurMP3Index >= nNumMP3s) _CurMP3Index = 0;

					_CurMP3Pos = 0;

					tMP3Entry *mp3 = _GetMP3EntryByIndex(_CurMP3Index);

					if(mp3) {
						mp3 = _pMP3List;
						if(mp3 == NULL) {
							_bIsMp3Active = false;
							nFile = 0;
							strcpy(filename, m_szCDRomRootPath);
							strcat(filename, StreamedNameTable[nFile]);

							mp3Stream[nStream] =
							    AIL_open_stream(DIG, filename, 0);
							if(mp3Stream[nStream]) {
								AIL_set_stream_loop_count(
								    mp3Stream[nStream], 1);
								AIL_set_stream_ms_position(
								    mp3Stream[nStream], position);
								AIL_pause_stream(mp3Stream[nStream],
								                 0);
								return true;
							}

							return false;
						}
					}

					if(mp3->pLinkPath != NULL)
						mp3Stream[nStream] =
						    AIL_open_stream(DIG, mp3->pLinkPath, 0);
					else {
						strcpy(filename, _mp3DirectoryPath);
						strcat(filename, mp3->aFilename);

						mp3Stream[nStream] =
						    AIL_open_stream(DIG, filename, 0);
					}

					if(mp3Stream[nStream]) {
						AIL_set_stream_loop_count(mp3Stream[nStream], 1);
						AIL_set_stream_ms_position(mp3Stream[nStream], 0);
						AIL_pause_stream(mp3Stream[nStream], 0);
						return true;
					}

					_bIsMp3Active = false;
					continue;
				}
				if ( nPos > nStreamLength[STREAMED_SOUND_RADIO_MP3_PLAYER] )
					position = 0;
				
				tMP3Entry *e;
				if ( !_GetMP3PosFromStreamPos(&position, &e) )
				{
					if ( e == NULL )
					{
						nFile = 0;
						strcpy(filename, m_szCDRomRootPath);
						strcat(filename, StreamedNameTable[nFile]);
						mp3Stream[nStream] =
						    AIL_open_stream(DIG, filename, 0);
						if(mp3Stream[nStream]) {
							AIL_set_stream_loop_count(
							    mp3Stream[nStream], 1);
							AIL_set_stream_ms_position(
							    mp3Stream[nStream], position);
							AIL_pause_stream(mp3Stream[nStream], 0);
							return true;
						}

						return false;
					}
				}

				if ( e->pLinkPath != NULL )
					mp3Stream[nStream] = AIL_open_stream(DIG, e->pLinkPath, 0);
				else
				{
					strcpy(filename, _mp3DirectoryPath);
					strcat(filename, e->aFilename);
				
					mp3Stream[nStream] = AIL_open_stream(DIG, filename, 0);
				}
									
				if ( mp3Stream[nStream] )
				{
					AIL_set_stream_loop_count(mp3Stream[nStream], 1);
					AIL_set_stream_ms_position(mp3Stream[nStream], position);
					AIL_pause_stream(mp3Stream[nStream], 0);
					
					_bIsMp3Active = true;
			
					return true;
				}
				
				_bIsMp3Active = false;

			} while(++i < nNumMP3s);

			position = 0;
			nFile = 0;
		}
		
		strcpy(filename, m_szCDRomRootPath);
		strcat(filename, StreamedNameTable[nFile]);
		
		mp3Stream[nStream] = AIL_open_stream(DIG, filename, 0);
		if ( mp3Stream[nStream] )
		{
			AIL_set_stream_loop_count(mp3Stream[nStream], 1);
			AIL_set_stream_ms_position(mp3Stream[nStream], position);
			AIL_pause_stream(mp3Stream[nStream], 0);
			return true;
		}
	}
	
	return false;
}

void
cSampleManager::StopStreamedFile(uint8 nStream)
{
	if ( m_bInitialised )
	{
		if ( mp3Stream[nStream] )
		{
			AIL_pause_stream(mp3Stream[nStream], 1);
			
			AIL_close_stream(mp3Stream[nStream]);
			mp3Stream[nStream] = NULL;
			
			if ( nStream == 0 )
				_bIsMp3Active = false;
		}
	}
}

int32
cSampleManager::GetStreamedFilePosition(uint8 nStream)
{
	S32 currentms;
	
	if ( m_bInitialised )
	{
		if ( mp3Stream[nStream] )
		{
			if ( _bIsMp3Active )
			{
				tMP3Entry *mp3 = _GetMP3EntryByIndex(_CurMP3Index);
				
				if ( mp3 != NULL )
				{
					AIL_stream_ms_position(mp3Stream[nStream], NULL, &currentms);
					return currentms + mp3->nTrackStreamPos;
				}
				else
					return 0;
			}
			else
			{
				AIL_stream_ms_position(mp3Stream[nStream], NULL, &currentms);
				return currentms;
			}
		}
	}
	
	return 0;
}

void
cSampleManager::SetStreamedVolumeAndPan(uint8 nVolume, uint8 nPan, uint8 nEffectFlag, uint8 nStream)
{
	uint8 vol = nVolume;
	
	if ( m_bInitialised )
	{
		if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
		if ( vol > MAX_VOLUME ) vol = MAX_VOLUME;
		
		nStreamVolume[nStream] = vol;
		nStreamPan[nStream]    = nPan;
		
		if ( mp3Stream[nStream] )
		{
			if ( nEffectFlag )
				AIL_set_stream_volume(mp3Stream[nStream], m_nEffectsFadeVolume*vol*m_nEffectsVolume >> 14);
			else
				AIL_set_stream_volume(mp3Stream[nStream], m_nMusicFadeVolume*vol*m_nMusicVolume >> 14);
			
			AIL_set_stream_pan(mp3Stream[nStream], nPan);
		}
	}
}

int32
cSampleManager::GetStreamedFileLength(uint8 nStream)
{
	if ( m_bInitialised )
		return nStreamLength[nStream];
	
	return 0;
}

bool
cSampleManager::IsStreamPlaying(uint8 nStream)
{
	if ( m_bInitialised )
	{
		if ( mp3Stream[nStream] )
		{
			if ( AIL_stream_status(mp3Stream[nStream]) == SMP_PLAYING )
				return true;
			else
				return false;
		}
	}
	
	return false;
}

bool
cSampleManager::InitialiseSampleBanks(void)
{
	int32 nBank = SFX_BANK_0;
	
	fpSampleDescHandle = fopen(SampleBankDescFilename, "rb");
	if ( fpSampleDescHandle == NULL )
		return false;
	
	fpSampleDataHandle = fopen(SampleBankDataFilename, "rb");
	if ( fpSampleDataHandle == NULL )
	{
		fclose(fpSampleDescHandle);
		fpSampleDescHandle = NULL;
		
		return false;
	}
	
	fseek(fpSampleDataHandle, 0, SEEK_END);
	_nSampleDataEndOffset = ftell(fpSampleDataHandle);
	rewind(fpSampleDataHandle);
	
	fread(m_aSamples, sizeof(tSample), TOTAL_AUDIO_SAMPLES, fpSampleDescHandle);
	
	fclose(fpSampleDescHandle);
	fpSampleDescHandle = NULL;
	
	for ( int32 i = 0; i < TOTAL_AUDIO_SAMPLES; i++ )
	{
#ifdef FIX_BUGS
		if (nBank >= MAX_SFX_BANKS) break;
#endif
		if ( BankStartOffset[nBank] == BankStartOffset[SFX_BANK_0] + i )
		{
			nSampleBankDiscStartOffset[nBank] = m_aSamples[i].nOffset;
			nBank++;
		}
	}

	nSampleBankSize[SFX_BANK_0] = nSampleBankDiscStartOffset[SFX_BANK_PED_COMMENTS] - nSampleBankDiscStartOffset[SFX_BANK_0];
	nSampleBankSize[SFX_BANK_PED_COMMENTS] = _nSampleDataEndOffset                       - nSampleBankDiscStartOffset[SFX_BANK_PED_COMMENTS];
	
	return true;
}

#endif