rlm@0: #ifndef AL_MAIN_H
rlm@0: #define AL_MAIN_H
rlm@0: 
rlm@0: #include <string.h>
rlm@0: #include <stdio.h>
rlm@0: #include <stdarg.h>
rlm@0: 
rlm@0: #ifdef HAVE_FENV_H
rlm@0: #include <fenv.h>
rlm@0: #endif
rlm@0: 
rlm@0: #include "AL/al.h"
rlm@0: #include "AL/alc.h"
rlm@0: #include "AL/alext.h"
rlm@0: 
rlm@0: #ifndef ALC_SOFT_device_loopback
rlm@0: #define ALC_SOFT_device_loopback 1
rlm@0: #define ALC_FORMAT_CHANNELS_SOFT                 0x1990
rlm@0: #define ALC_FORMAT_TYPE_SOFT                     0x1991
rlm@0: 
rlm@0: /* Sample types */
rlm@0: #define ALC_BYTE                                 0x1400
rlm@0: #define ALC_UNSIGNED_BYTE                        0x1401
rlm@0: #define ALC_SHORT                                0x1402
rlm@0: #define ALC_UNSIGNED_SHORT                       0x1403
rlm@0: #define ALC_INT                                  0x1404
rlm@0: #define ALC_UNSIGNED_INT                         0x1405
rlm@0: #define ALC_FLOAT                                0x1406
rlm@0: 
rlm@0: /* Channel configurations */
rlm@0: #define ALC_MONO                                 0x1500
rlm@0: #define ALC_STEREO                               0x1501
rlm@0: #define ALC_QUAD                                 0x1503
rlm@0: #define ALC_5POINT1                              0x1504 /* (WFX order) */
rlm@0: #define ALC_6POINT1                              0x1505 /* (WFX order) */
rlm@0: #define ALC_7POINT1                              0x1506 /* (WFX order) */
rlm@0: 
rlm@0: typedef ALCdevice* (ALC_APIENTRY*LPALCLOOPBACKOPENDEVICESOFT)(void);
rlm@0: typedef ALCboolean (ALC_APIENTRY*LPALCISRENDERFORMATSUPPORTEDSOFT)(ALCdevice *device, ALCsizei freq, ALCenum channels, ALCenum type);
rlm@0: typedef void (ALC_APIENTRY*LPALCRENDERSAMPLESSOFT)(ALCdevice *device, ALCvoid *buffer, ALCsizei samples);
rlm@0: #ifdef AL_ALEXT_PROTOTYPES
rlm@0: ALC_API ALCdevice* ALC_APIENTRY alcLoopbackOpenDeviceSOFT(void);
rlm@0: ALC_API ALCboolean ALC_APIENTRY alcIsRenderFormatSupportedSOFT(ALCdevice *device, ALCsizei freq, ALCenum channels, ALCenum type);
rlm@0: ALC_API void ALC_APIENTRY alcRenderSamplesSOFT(ALCdevice *device, ALCvoid *buffer, ALCsizei samples);
rlm@0: #endif
rlm@0: #endif
rlm@0: 
rlm@0: #ifndef AL_SOFT_buffer_samples
rlm@0: #define AL_SOFT_buffer_samples 1
rlm@0: /* Sample types */
rlm@0: #define AL_BYTE                                  0x1400
rlm@0: #define AL_UNSIGNED_BYTE                         0x1401
rlm@0: #define AL_SHORT                                 0x1402
rlm@0: #define AL_UNSIGNED_SHORT                        0x1403
rlm@0: #define AL_INT                                   0x1404
rlm@0: #define AL_UNSIGNED_INT                          0x1405
rlm@0: #define AL_FLOAT                                 0x1406
rlm@0: #define AL_DOUBLE                                0x1407
rlm@0: #define AL_BYTE3                                 0x1408
rlm@0: #define AL_UNSIGNED_BYTE3                        0x1409
rlm@0: #define AL_MULAW                                 0x1410
rlm@0: #define AL_IMA4                                  0x1411
rlm@0: 
rlm@0: /* Channel configurations */
rlm@0: #define AL_MONO                                  0x1500
rlm@0: #define AL_STEREO                                0x1501
rlm@0: #define AL_REAR                                  0x1502
rlm@0: #define AL_QUAD                                  0x1503
rlm@0: #define AL_5POINT1                               0x1504 /* (WFX order) */
rlm@0: #define AL_6POINT1                               0x1505 /* (WFX order) */
rlm@0: #define AL_7POINT1                               0x1506 /* (WFX order) */
rlm@0: 
rlm@0: /* Storage formats */
rlm@0: #define AL_MONO8                                 0x1100
rlm@0: #define AL_MONO16                                0x1101
rlm@0: #define AL_MONO32F                               0x10010
rlm@0: #define AL_STEREO8                               0x1102
rlm@0: #define AL_STEREO16                              0x1103
rlm@0: #define AL_STEREO32F                             0x10011
rlm@0: #define AL_QUAD8                                 0x1204
rlm@0: #define AL_QUAD16                                0x1205
rlm@0: #define AL_QUAD32F                               0x1206
rlm@0: #define AL_REAR8                                 0x1207
rlm@0: #define AL_REAR16                                0x1208
rlm@0: #define AL_REAR32F                               0x1209
rlm@0: #define AL_5POINT1_8                             0x120A
rlm@0: #define AL_5POINT1_16                            0x120B
rlm@0: #define AL_5POINT1_32F                           0x120C
rlm@0: #define AL_6POINT1_8                             0x120D
rlm@0: #define AL_6POINT1_16                            0x120E
rlm@0: #define AL_6POINT1_32F                           0x120F
rlm@0: #define AL_7POINT1_8                             0x1210
rlm@0: #define AL_7POINT1_16                            0x1211
rlm@0: #define AL_7POINT1_32F                           0x1212
rlm@0: 
rlm@0: typedef void (AL_APIENTRY*LPALBUFFERSAMPLESSOFT)(ALuint,ALuint,ALenum,ALsizei,ALenum,ALenum,const ALvoid*);
rlm@0: typedef void (AL_APIENTRY*LPALBUFFERSUBSAMPLESSOFT)(ALuint,ALsizei,ALsizei,ALenum,ALenum,const ALvoid*);
rlm@0: typedef void (AL_APIENTRY*LPALGETBUFFERSAMPLESSOFT)(ALuint,ALsizei,ALsizei,ALenum,ALenum,ALvoid*);
rlm@0: typedef ALboolean (AL_APIENTRY*LPALISBUFFERFORMATSUPPORTEDSOFT)(ALenum);
rlm@0: #ifdef AL_ALEXT_PROTOTYPES
rlm@0: AL_API void AL_APIENTRY alBufferSamplesSOFT(ALuint buffer,
rlm@0:     ALuint samplerate, ALenum internalformat, ALsizei frames,
rlm@0:     ALenum channels, ALenum type, const ALvoid *data);
rlm@0: AL_API void AL_APIENTRY alBufferSubSamplesSOFT(ALuint buffer,
rlm@0:     ALsizei offset, ALsizei frames,
rlm@0:     ALenum channels, ALenum type, const ALvoid *data);
rlm@0: AL_API void AL_APIENTRY alGetBufferSamplesSOFT(ALuint buffer,
rlm@0:     ALsizei offset, ALsizei frames,
rlm@0:     ALenum channels, ALenum type, ALvoid *data);
rlm@0: AL_API ALboolean AL_APIENTRY alIsBufferFormatSupportedSOFT(ALenum format);
rlm@0: #endif
rlm@0: #endif
rlm@0: 
rlm@0: #ifndef AL_SOFT_non_virtual_channels
rlm@0: #define AL_SOFT_non_virtual_channels 1
rlm@0: #define AL_VIRTUAL_CHANNELS_SOFT                 0x1033
rlm@0: #endif
rlm@0: 
rlm@0: #ifndef AL_SOFT_deferred_updates
rlm@0: #define AL_SOFT_deferred_updates 1
rlm@0: #define AL_DEFERRED_UPDATES_SOFT                 0xC002
rlm@0: typedef ALvoid (AL_APIENTRY*LPALDEFERUPDATESSOFT)(void);
rlm@0: typedef ALvoid (AL_APIENTRY*LPALPROCESSUPDATESSOFT)(void);
rlm@0: #ifdef AL_ALEXT_PROTOTYPES
rlm@0: AL_API ALvoid AL_APIENTRY alDeferUpdatesSOFT(void);
rlm@0: AL_API ALvoid AL_APIENTRY alProcessUpdatesSOFT(void);
rlm@0: #endif
rlm@0: #endif
rlm@0: 
rlm@0: 
rlm@0: #if defined(HAVE_STDINT_H)
rlm@0: #include <stdint.h>
rlm@0: typedef int64_t ALint64;
rlm@0: typedef uint64_t ALuint64;
rlm@0: #elif defined(HAVE___INT64)
rlm@0: typedef __int64 ALint64;
rlm@0: typedef unsigned __int64 ALuint64;
rlm@0: #elif (SIZEOF_LONG == 8)
rlm@0: typedef long ALint64;
rlm@0: typedef unsigned long ALuint64;
rlm@0: #elif (SIZEOF_LONG_LONG == 8)
rlm@0: typedef long long ALint64;
rlm@0: typedef unsigned long long ALuint64;
rlm@0: #endif
rlm@0: 
rlm@0: typedef ptrdiff_t ALintptrEXT;
rlm@0: typedef ptrdiff_t ALsizeiptrEXT;
rlm@0: 
rlm@0: #ifdef HAVE_GCC_FORMAT
rlm@0: #define PRINTF_STYLE(x, y) __attribute__((format(printf, (x), (y))))
rlm@0: #else
rlm@0: #define PRINTF_STYLE(x, y)
rlm@0: #endif
rlm@0: 
rlm@0: #if defined(HAVE_RESTRICT)
rlm@0: #define RESTRICT restrict
rlm@0: #elif defined(HAVE___RESTRICT)
rlm@0: #define RESTRICT __restrict
rlm@0: #else
rlm@0: #define RESTRICT
rlm@0: #endif
rlm@0: 
rlm@0: #ifdef _WIN32
rlm@0: 
rlm@0: #ifndef _WIN32_WINNT
rlm@0: #define _WIN32_WINNT 0x0500
rlm@0: #endif
rlm@0: #include <windows.h>
rlm@0: 
rlm@0: typedef DWORD tls_type;
rlm@0: #define tls_create(x) (*(x) = TlsAlloc())
rlm@0: #define tls_delete(x) TlsFree((x))
rlm@0: #define tls_get(x) TlsGetValue((x))
rlm@0: #define tls_set(x, a) TlsSetValue((x), (a))
rlm@0: 
rlm@0: #define HAVE_DYNLOAD 1
rlm@0: void *LoadLib(const char *name);
rlm@0: void CloseLib(void *handle);
rlm@0: void *GetSymbol(void *handle, const char *name);
rlm@0: 
rlm@0: typedef LONG pthread_once_t;
rlm@0: #define PTHREAD_ONCE_INIT 0
rlm@0: void pthread_once(pthread_once_t *once, void (*callback)(void));
rlm@0: 
rlm@0: #else
rlm@0: 
rlm@0: #include <unistd.h>
rlm@0: #include <assert.h>
rlm@0: #include <pthread.h>
rlm@0: #ifdef HAVE_PTHREAD_NP_H
rlm@0: #include <pthread_np.h>
rlm@0: #endif
rlm@0: #include <sys/time.h>
rlm@0: #include <time.h>
rlm@0: #include <errno.h>
rlm@0: 
rlm@0: #define IsBadWritePtr(a,b) ((a) == NULL && (b) != 0)
rlm@0: 
rlm@0: typedef pthread_key_t tls_type;
rlm@0: #define tls_create(x) pthread_key_create((x), NULL)
rlm@0: #define tls_delete(x) pthread_key_delete((x))
rlm@0: #define tls_get(x) pthread_getspecific((x))
rlm@0: #define tls_set(x, a) pthread_setspecific((x), (a))
rlm@0: 
rlm@0: typedef pthread_mutex_t CRITICAL_SECTION;
rlm@0: void InitializeCriticalSection(CRITICAL_SECTION *cs);
rlm@0: void DeleteCriticalSection(CRITICAL_SECTION *cs);
rlm@0: void EnterCriticalSection(CRITICAL_SECTION *cs);
rlm@0: void LeaveCriticalSection(CRITICAL_SECTION *cs);
rlm@0: 
rlm@0: ALuint timeGetTime(void);
rlm@0: 
rlm@0: static __inline void Sleep(ALuint t)
rlm@0: {
rlm@0:     struct timespec tv, rem;
rlm@0:     tv.tv_nsec = (t*1000000)%1000000000;
rlm@0:     tv.tv_sec = t/1000;
rlm@0: 
rlm@0:     while(nanosleep(&tv, &rem) == -1 && errno == EINTR)
rlm@0:         tv = rem;
rlm@0: }
rlm@0: 
rlm@0: #if defined(HAVE_DLFCN_H)
rlm@0: #define HAVE_DYNLOAD 1
rlm@0: void *LoadLib(const char *name);
rlm@0: void CloseLib(void *handle);
rlm@0: void *GetSymbol(void *handle, const char *name);
rlm@0: #endif
rlm@0: 
rlm@0: #endif
rlm@0: 
rlm@0: #include "alListener.h"
rlm@0: #include "alu.h"
rlm@0: 
rlm@0: #ifdef __cplusplus
rlm@0: extern "C" {
rlm@0: #endif
rlm@0: 
rlm@0: 
rlm@0: #define DEFAULT_OUTPUT_RATE        (44100)
rlm@0: 
rlm@0: #define SPEEDOFSOUNDMETRESPERSEC   (343.3f)
rlm@0: #define AIRABSORBGAINHF            (0.99426) /* -0.05dB */
rlm@0: 
rlm@0: #define LOWPASSFREQCUTOFF          (5000)
rlm@0: 
rlm@0: 
rlm@0: // Find the next power-of-2 for non-power-of-2 numbers.
rlm@0: static __inline ALuint NextPowerOf2(ALuint value)
rlm@0: {
rlm@0:     ALuint powerOf2 = 1;
rlm@0: 
rlm@0:     if(value)
rlm@0:     {
rlm@0:         value--;
rlm@0:         while(value)
rlm@0:         {
rlm@0:             value >>= 1;
rlm@0:             powerOf2 <<= 1;
rlm@0:         }
rlm@0:     }
rlm@0:     return powerOf2;
rlm@0: }
rlm@0: 
rlm@0: 
rlm@0: enum DevProbe {
rlm@0:     DEVICE_PROBE,
rlm@0:     ALL_DEVICE_PROBE,
rlm@0:     CAPTURE_DEVICE_PROBE
rlm@0: };
rlm@0: 
rlm@0: typedef struct {
rlm@0:     ALCboolean (*OpenPlayback)(ALCdevice*, const ALCchar*);
rlm@0:     void (*ClosePlayback)(ALCdevice*);
rlm@0:     ALCboolean (*ResetPlayback)(ALCdevice*);
rlm@0:     void (*StopPlayback)(ALCdevice*);
rlm@0: 
rlm@0:     ALCboolean (*OpenCapture)(ALCdevice*, const ALCchar*);
rlm@0:     void (*CloseCapture)(ALCdevice*);
rlm@0:     void (*StartCapture)(ALCdevice*);
rlm@0:     void (*StopCapture)(ALCdevice*);
rlm@0:     void (*CaptureSamples)(ALCdevice*, void*, ALCuint);
rlm@0:     ALCuint (*AvailableSamples)(ALCdevice*);
rlm@0: } BackendFuncs;
rlm@0: 
rlm@0: struct BackendInfo {
rlm@0:     const char *name;
rlm@0:     ALCboolean (*Init)(BackendFuncs*);
rlm@0:     void (*Deinit)(void);
rlm@0:     void (*Probe)(enum DevProbe);
rlm@0:     BackendFuncs Funcs;
rlm@0: };
rlm@0: 
rlm@0: ALCboolean alc_alsa_init(BackendFuncs *func_list);
rlm@0: void alc_alsa_deinit(void);
rlm@0: void alc_alsa_probe(enum DevProbe type);
rlm@0: ALCboolean alc_oss_init(BackendFuncs *func_list);
rlm@0: void alc_oss_deinit(void);
rlm@0: void alc_oss_probe(enum DevProbe type);
rlm@0: ALCboolean alc_solaris_init(BackendFuncs *func_list);
rlm@0: void alc_solaris_deinit(void);
rlm@0: void alc_solaris_probe(enum DevProbe type);
rlm@0: ALCboolean alc_sndio_init(BackendFuncs *func_list);
rlm@0: void alc_sndio_deinit(void);
rlm@0: void alc_sndio_probe(enum DevProbe type);
rlm@0: ALCboolean alcMMDevApiInit(BackendFuncs *func_list);
rlm@0: void alcMMDevApiDeinit(void);
rlm@0: void alcMMDevApiProbe(enum DevProbe type);
rlm@0: ALCboolean alcDSoundInit(BackendFuncs *func_list);
rlm@0: void alcDSoundDeinit(void);
rlm@0: void alcDSoundProbe(enum DevProbe type);
rlm@0: ALCboolean alcWinMMInit(BackendFuncs *FuncList);
rlm@0: void alcWinMMDeinit(void);
rlm@0: void alcWinMMProbe(enum DevProbe type);
rlm@0: ALCboolean alc_pa_init(BackendFuncs *func_list);
rlm@0: void alc_pa_deinit(void);
rlm@0: void alc_pa_probe(enum DevProbe type);
rlm@0: ALCboolean alc_wave_init(BackendFuncs *func_list);
rlm@0: void alc_wave_deinit(void);
rlm@0: void alc_wave_probe(enum DevProbe type);
rlm@0: ALCboolean alc_pulse_init(BackendFuncs *func_list);
rlm@0: void alc_pulse_deinit(void);
rlm@0: void alc_pulse_probe(enum DevProbe type);
rlm@0: ALCboolean alc_ca_init(BackendFuncs *func_list);
rlm@0: void alc_ca_deinit(void);
rlm@0: void alc_ca_probe(enum DevProbe type);
rlm@0: ALCboolean alc_opensl_init(BackendFuncs *func_list);
rlm@0: void alc_opensl_deinit(void);
rlm@0: void alc_opensl_probe(enum DevProbe type);
rlm@0: ALCboolean alc_null_init(BackendFuncs *func_list);
rlm@0: void alc_null_deinit(void);
rlm@0: void alc_null_probe(enum DevProbe type);
rlm@0: ALCboolean alc_loopback_init(BackendFuncs *func_list);
rlm@0: void alc_loopback_deinit(void);
rlm@0: void alc_loopback_probe(enum DevProbe type);
rlm@0: 
rlm@0: //RLM: aurellem send device insertion
rlm@0: ALCboolean alc_send_init(BackendFuncs *func_list);
rlm@0: void alc_send_deinit(void);
rlm@0: void alc_send_probe(enum DevProbe type);
rlm@0: 
rlm@0: 
rlm@0: typedef struct UIntMap {
rlm@0:     struct {
rlm@0:         ALuint key;
rlm@0:         ALvoid *value;
rlm@0:     } *array;
rlm@0:     ALsizei size;
rlm@0:     ALsizei maxsize;
rlm@0: } UIntMap;
rlm@0: 
rlm@0: void InitUIntMap(UIntMap *map);
rlm@0: void ResetUIntMap(UIntMap *map);
rlm@0: ALenum InsertUIntMapEntry(UIntMap *map, ALuint key, ALvoid *value);
rlm@0: void RemoveUIntMapKey(UIntMap *map, ALuint key);
rlm@0: ALvoid *LookupUIntMapKey(UIntMap *map, ALuint key);
rlm@0: 
rlm@0: /* Device formats */
rlm@0: enum DevFmtType {
rlm@0:     DevFmtByte   = AL_BYTE,
rlm@0:     DevFmtUByte  = AL_UNSIGNED_BYTE,
rlm@0:     DevFmtShort  = AL_SHORT,
rlm@0:     DevFmtUShort = AL_UNSIGNED_SHORT,
rlm@0:     DevFmtFloat  = AL_FLOAT
rlm@0: };
rlm@0: enum DevFmtChannels {
rlm@0:     DevFmtMono   = AL_MONO,
rlm@0:     DevFmtStereo = AL_STEREO,
rlm@0:     DevFmtQuad   = AL_QUAD,
rlm@0:     DevFmtX51    = AL_5POINT1,
rlm@0:     DevFmtX61    = AL_6POINT1,
rlm@0:     DevFmtX71    = AL_7POINT1,
rlm@0: 
rlm@0:     /* Similar to 5.1, except using the side channels instead of back */
rlm@0:     DevFmtX51Side = 0x80000000 | AL_5POINT1
rlm@0: };
rlm@0: 
rlm@0: ALuint BytesFromDevFmt(enum DevFmtType type);
rlm@0: ALuint ChannelsFromDevFmt(enum DevFmtChannels chans);
rlm@0: static __inline ALuint FrameSizeFromDevFmt(enum DevFmtChannels chans,
rlm@0:                                            enum DevFmtType type)
rlm@0: {
rlm@0:     return ChannelsFromDevFmt(chans) * BytesFromDevFmt(type);
rlm@0: }
rlm@0: 
rlm@0: 
rlm@0: extern const struct EffectList {
rlm@0:     const char *name;
rlm@0:     int type;
rlm@0:     const char *ename;
rlm@0:     ALenum val;
rlm@0: } EffectList[];
rlm@0: 
rlm@0: 
rlm@0: struct ALCdevice_struct
rlm@0: {
rlm@0:     ALCboolean   Connected;
rlm@0:     ALboolean    IsCaptureDevice;
rlm@0:     ALboolean    IsLoopbackDevice;
rlm@0: 
rlm@0:     CRITICAL_SECTION Mutex;
rlm@0: 
rlm@0:     ALuint       Frequency;
rlm@0:     ALuint       UpdateSize;
rlm@0:     ALuint       NumUpdates;
rlm@0:     enum DevFmtChannels FmtChans;
rlm@0:     enum DevFmtType     FmtType;
rlm@0: 
rlm@0:     ALCchar      *szDeviceName;
rlm@0: 
rlm@0:     ALCenum      LastError;
rlm@0: 
rlm@0:     // Maximum number of sources that can be created
rlm@0:     ALuint       MaxNoOfSources;
rlm@0:     // Maximum number of slots that can be created
rlm@0:     ALuint       AuxiliaryEffectSlotMax;
rlm@0: 
rlm@0:     ALCuint      NumMonoSources;
rlm@0:     ALCuint      NumStereoSources;
rlm@0:     ALuint       NumAuxSends;
rlm@0: 
rlm@0:     // Map of Buffers for this device
rlm@0:     UIntMap BufferMap;
rlm@0: 
rlm@0:     // Map of Effects for this device
rlm@0:     UIntMap EffectMap;
rlm@0: 
rlm@0:     // Map of Filters for this device
rlm@0:     UIntMap FilterMap;
rlm@0: 
rlm@0:     // Stereo-to-binaural filter
rlm@0:     struct bs2b *Bs2b;
rlm@0:     ALCint       Bs2bLevel;
rlm@0: 
rlm@0:     // Device flags
rlm@0:     ALuint       Flags;
rlm@0: 
rlm@0:     // Dry path buffer mix
rlm@0:     ALfloat DryBuffer[BUFFERSIZE][MAXCHANNELS];
rlm@0: 
rlm@0:     enum Channel DevChannels[MAXCHANNELS];
rlm@0: 
rlm@0:     enum Channel Speaker2Chan[MAXCHANNELS];
rlm@0:     ALfloat PanningLUT[LUT_NUM][MAXCHANNELS];
rlm@0:     ALuint  NumChan;
rlm@0: 
rlm@0:     ALfloat ClickRemoval[MAXCHANNELS];
rlm@0:     ALfloat PendingClicks[MAXCHANNELS];
rlm@0: 
rlm@0:     // Contexts created on this device
rlm@0:     ALCcontext  **Contexts;
rlm@0:     ALuint        NumContexts;
rlm@0: 
rlm@0:     BackendFuncs *Funcs;
rlm@0:     void         *ExtraData; // For the backend's use
rlm@0: 
rlm@0:     ALCdevice *next;
rlm@0: };
rlm@0: 
rlm@0: #define ALCdevice_OpenPlayback(a,b)      ((a)->Funcs->OpenPlayback((a), (b)))
rlm@0: #define ALCdevice_ClosePlayback(a)       ((a)->Funcs->ClosePlayback((a)))
rlm@0: #define ALCdevice_ResetPlayback(a)       ((a)->Funcs->ResetPlayback((a)))
rlm@0: #define ALCdevice_StopPlayback(a)        ((a)->Funcs->StopPlayback((a)))
rlm@0: #define ALCdevice_OpenCapture(a,b)       ((a)->Funcs->OpenCapture((a), (b)))
rlm@0: #define ALCdevice_CloseCapture(a)        ((a)->Funcs->CloseCapture((a)))
rlm@0: #define ALCdevice_StartCapture(a)        ((a)->Funcs->StartCapture((a)))
rlm@0: #define ALCdevice_StopCapture(a)         ((a)->Funcs->StopCapture((a)))
rlm@0: #define ALCdevice_CaptureSamples(a,b,c)  ((a)->Funcs->CaptureSamples((a), (b), (c)))
rlm@0: #define ALCdevice_AvailableSamples(a)    ((a)->Funcs->AvailableSamples((a)))
rlm@0: 
rlm@0: // Duplicate stereo sources on the side/rear channels
rlm@0: #define DEVICE_DUPLICATE_STEREO                  (1<<0)
rlm@0: // Use HRTF filters for mixing sounds
rlm@0: #define DEVICE_USE_HRTF                          (1<<1)
rlm@0: // Frequency was requested by the app or config file
rlm@0: #define DEVICE_FREQUENCY_REQUEST                 (1<<2)
rlm@0: // Channel configuration was requested by the config file
rlm@0: #define DEVICE_CHANNELS_REQUEST                  (1<<3)
rlm@0: 
rlm@0: // Specifies if the device is currently running
rlm@0: #define DEVICE_RUNNING                           (1<<31)
rlm@0: 
rlm@0: struct ALCcontext_struct
rlm@0: {
rlm@0:     ALlistener  Listener;
rlm@0: 
rlm@0:     UIntMap SourceMap;
rlm@0:     UIntMap EffectSlotMap;
rlm@0: 
rlm@0:     ALenum      LastError;
rlm@0: 
rlm@0:     ALboolean   UpdateSources;
rlm@0: 
rlm@0:     enum DistanceModel DistanceModel;
rlm@0:     ALboolean   SourceDistanceModel;
rlm@0: 
rlm@0:     ALfloat     DopplerFactor;
rlm@0:     ALfloat     DopplerVelocity;
rlm@0:     ALfloat     flSpeedOfSound;
rlm@0:     ALboolean   DeferUpdates;
rlm@0: 
rlm@0:     struct ALsource **ActiveSources;
rlm@0:     ALsizei           ActiveSourceCount;
rlm@0:     ALsizei           MaxActiveSources;
rlm@0: 
rlm@0:     ALCdevice  *Device;
rlm@0:     const ALCchar *ExtensionList;
rlm@0: 
rlm@0:     ALCcontext *next;
rlm@0: };
rlm@0: 
rlm@0: void AppendDeviceList(const ALCchar *name);
rlm@0: void AppendAllDeviceList(const ALCchar *name);
rlm@0: void AppendCaptureDeviceList(const ALCchar *name);
rlm@0: 
rlm@0: ALCvoid alcSetError(ALCdevice *device, ALenum errorCode);
rlm@0: 
rlm@0: ALCvoid LockDevice(ALCdevice *device);
rlm@0: ALCvoid UnlockDevice(ALCdevice *device);
rlm@0: ALCvoid LockContext(ALCcontext *context);
rlm@0: ALCvoid UnlockContext(ALCcontext *context);
rlm@0: 
rlm@0: ALvoid *StartThread(ALuint (*func)(ALvoid*), ALvoid *ptr);
rlm@0: ALuint StopThread(ALvoid *thread);
rlm@0: 
rlm@0: ALCcontext *GetLockedContext(void);
rlm@0: 
rlm@0: typedef struct RingBuffer RingBuffer;
rlm@0: RingBuffer *CreateRingBuffer(ALsizei frame_size, ALsizei length);
rlm@0: void DestroyRingBuffer(RingBuffer *ring);
rlm@0: ALsizei RingBufferSize(RingBuffer *ring);
rlm@0: void WriteRingBuffer(RingBuffer *ring, const ALubyte *data, ALsizei len);
rlm@0: void ReadRingBuffer(RingBuffer *ring, ALubyte *data, ALsizei len);
rlm@0: 
rlm@0: void ReadALConfig(void);
rlm@0: void FreeALConfig(void);
rlm@0: int ConfigValueExists(const char *blockName, const char *keyName);
rlm@0: const char *GetConfigValue(const char *blockName, const char *keyName, const char *def);
rlm@0: int GetConfigValueInt(const char *blockName, const char *keyName, int def);
rlm@0: float GetConfigValueFloat(const char *blockName, const char *keyName, float def);
rlm@0: int GetConfigValueBool(const char *blockName, const char *keyName, int def);
rlm@0: 
rlm@0: void SetRTPriority(void);
rlm@0: 
rlm@0: void SetDefaultChannelOrder(ALCdevice *device);
rlm@0: void SetDefaultWFXChannelOrder(ALCdevice *device);
rlm@0: 
rlm@0: const ALCchar *DevFmtTypeString(enum DevFmtType type);
rlm@0: const ALCchar *DevFmtChannelsString(enum DevFmtChannels chans);
rlm@0: 
rlm@0: #define HRIR_BITS        (5)
rlm@0: #define HRIR_LENGTH      (1<<HRIR_BITS)
rlm@0: #define HRIR_MASK        (HRIR_LENGTH-1)
rlm@0: void InitHrtf(void);
rlm@0: ALCboolean IsHrtfCompatible(ALCdevice *device);
rlm@0: ALfloat CalcHrtfDelta(ALfloat oldGain, ALfloat newGain, const ALfloat olddir[3], const ALfloat newdir[3]);
rlm@0: void GetLerpedHrtfCoeffs(ALfloat elevation, ALfloat azimuth, ALfloat gain, ALfloat (*coeffs)[2], ALuint *delays);
rlm@0: ALuint GetMovingHrtfCoeffs(ALfloat elevation, ALfloat azimuth, ALfloat gain, ALfloat delta, ALint counter, ALfloat (*coeffs)[2], ALuint *delays, ALfloat (*coeffStep)[2], ALint *delayStep);
rlm@0: 
rlm@0: void al_print(const char *fname, unsigned int line, const char *fmt, ...)
rlm@0:              PRINTF_STYLE(3,4);
rlm@0: #define AL_PRINT(...) al_print(__FILE__, __LINE__, __VA_ARGS__)
rlm@0: 
rlm@0: extern FILE *LogFile;
rlm@0: enum LogLevel {
rlm@0:     NoLog,
rlm@0:     LogError,
rlm@0:     LogWarning,
rlm@0:     LogTrace
rlm@0: };
rlm@0: extern enum LogLevel LogLevel;
rlm@0: 
rlm@0: #define TRACE(...) do {                                                       \
rlm@0:     if(LogLevel >= LogTrace)                                                  \
rlm@0:         AL_PRINT(__VA_ARGS__);                                                \
rlm@0: } while(0)
rlm@0: 
rlm@0: #define WARN(...) do {                                                        \
rlm@0:     if(LogLevel >= LogWarning)                                                \
rlm@0:         AL_PRINT(__VA_ARGS__);                                                \
rlm@0: } while(0)
rlm@0: 
rlm@0: #define ERR(...) do {                                                         \
rlm@0:     if(LogLevel >= LogError)                                                  \
rlm@0:         AL_PRINT(__VA_ARGS__);                                                \
rlm@0: } while(0)
rlm@0: 
rlm@0: 
rlm@0: extern ALdouble ConeScale;
rlm@0: extern ALdouble ZScale;
rlm@0: 
rlm@0: extern ALint RTPrioLevel;
rlm@0: 
rlm@0: #ifdef __cplusplus
rlm@0: }
rlm@0: #endif
rlm@0: 
rlm@0: #endif