dsound_private.h

   1 /*                      DirectSound
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2001 TransGaming Technologies, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 /* Linux does not support better timing than 10ms */
  23 #define DS_TIME_RES 2  /* Resolution of multimedia timer */
  24 #define DS_TIME_DEL 10  /* Delay of multimedia timer callback, and duration of HEL fragment */
  25 /* Default refresh count, can be overridden */
  26 #define FAKE_REFRESH_COUNT (1000/DS_TIME_DEL/2)
  27
  28
  29 #include <stdio.h>
  30 #include <math.h>
  31 #include <dsound.h>
  32 #include <mmdeviceapi.h>
  33 #include <devpropdef.h>
  34
  35 #include "wingdi.h"
  36 #include "mmreg.h"
  37
  38 #include "alc.h"
  39 #include "al.h"
  40 #include "alext.h"
  41
  42 #include "eax.h"
  43
  44 #ifndef AL_SOFT_map_buffer
  45 #define AL_SOFT_map_buffer 1
  46 typedef unsigned int ALbitfieldSOFT;
  47 #define AL_MAP_READ_BIT_SOFT                     0x00000001
  48 #define AL_MAP_WRITE_BIT_SOFT                    0x00000002
  49 #define AL_MAP_PERSISTENT_BIT_SOFT               0x00000004
  50 #define AL_PRESERVE_DATA_BIT_SOFT                0x00000008
  51 typedef void (AL_APIENTRY*LPALBUFFERSTORAGESOFT)(ALuint buffer, ALenum format, const ALvoid *data, ALsizei size, ALsizei freq, ALbitfieldSOFT flags);
  52 typedef void* (AL_APIENTRY*LPALMAPBUFFERSOFT)(ALuint buffer, ALsizei offset, ALsizei length, ALbitfieldSOFT access);
  53 typedef void (AL_APIENTRY*LPALUNMAPBUFFERSOFT)(ALuint buffer);
  54 typedef void (AL_APIENTRY*LPALFLUSHMAPPEDBUFFERSOFT)(ALuint buffer, ALsizei offset, ALsizei length);
  55 #endif
  56
  57
  58 #ifdef __GNUC__
  59 #define LIKELY(x) __builtin_expect(!!(x), !0)
  60 #define UNLIKELY(x) __builtin_expect(!!(x), !!0)
  61 #else
  62 #define LIKELY(x) (!!(x))
  63 #define UNLIKELY(x) (!!(x))
  64 #endif
  65
  66
  67 extern int LogLevel;
  68 extern FILE *LogFile;
  69
  70 #define DO_PRINT(a, ...) do {         \
  71     fprintf(LogFile, a, __VA_ARGS__); \
  72     fflush(LogFile);                  \
  73 } while(0)
  74
  75 #ifdef _MSC_VER
  76 #define TRACE(fmt, ...) do {                                              \
  77     if(UNLIKELY(LogLevel >= 3))                                           \
  78         DO_PRINT("%04x:trace:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
  79                  __FUNCTION__, __VA_ARGS__);                              \
  80 } while(0)
  81 #define WARN(fmt, ...) do {                                              \
  82     if(UNLIKELY(LogLevel >= 2))                                          \
  83         DO_PRINT("%04x:warn:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
  84                  __FUNCTION__, __VA_ARGS__);                             \
  85 } while(0)
  86 #define FIXME(fmt, ...) do {                                              \
  87     if(UNLIKELY(LogLevel >= 1))                                           \
  88         DO_PRINT("%04x:fixme:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
  89                  __FUNCTION__, __VA_ARGS__);                              \
  90 } while(0)
  91 #define ERR(fmt, ...) do {                                              \
  92     if(UNLIKELY(LogLevel >= 0))                                         \
  93         DO_PRINT("%04x:err:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
  94                  __FUNCTION__, __VA_ARGS__);                            \
  95 } while(0)
  96
  97 #else
  98
  99 #define TRACE(fmt, ...) do {                                              \
 100     if(UNLIKELY(LogLevel >= 3))                                           \
 101         DO_PRINT("%04x:trace:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
 102                  __FUNCTION__, ## __VA_ARGS__);                           \
 103 } while(0)
 104 #define WARN(fmt, ...) do {                                              \
 105     if(UNLIKELY(LogLevel >= 2))                                          \
 106         DO_PRINT("%04x:warn:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
 107                  __FUNCTION__, ## __VA_ARGS__);                          \
 108 } while(0)
 109 #define FIXME(fmt, ...) do {                                              \
 110     if(UNLIKELY(LogLevel >= 1))                                           \
 111         DO_PRINT("%04x:fixme:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
 112                  __FUNCTION__, ## __VA_ARGS__);                           \
 113 } while(0)
 114 #define ERR(fmt, ...) do {                                              \
 115     if(UNLIKELY(LogLevel >= 0))                                         \
 116         DO_PRINT("%04x:err:dsound:%s " fmt, (UINT)GetCurrentThreadId(), \
 117                  __FUNCTION__, ## __VA_ARGS__);                         \
 118 } while(0)
 119 #endif
 120
 121 const char *wine_dbg_sprintf( const char *format, ... );
 122 const char *wine_dbgstr_wn( const WCHAR *str, int n );
 123 const char *debugstr_guid( const GUID *id );
 124
 125 static inline const char *debugstr_w( const WCHAR *s ) { return wine_dbgstr_wn( s, -1 ); }
 126
 127
 128 #ifndef U64
 129 #if defined(_MSC_VER)
 130 #define U64(x) (x##ui64)
 131 #elif SIZEOF_LONG == 8
 132 #define U64(x) (x##ul)
 133 #else
 134 #define U64(x) (x##ull)
 135 #endif
 136 #endif
 137
 138 /* Define a CTZ64 macro (count trailing zeros, for 64-bit integers). The result
 139  * is *UNDEFINED* if the value is 0.
 140  */
 141 #ifdef __GNUC__
 142
 143 #if SIZEOF_LONG == 8
 144 #define POPCNT64 __builtin_popcountl
 145 #define CTZ64 __builtin_ctzl
 146 #else
 147 #define POPCNT64 __builtin_popcountll
 148 #define CTZ64 __builtin_ctzll
 149 #endif
 150
 151 #else
 152
 153 /* There be black magics here. The popcnt64 method is derived from
 154  * https://graphics.stanford.edu/~seander/bithacks.html#CountBitsSetParallel
 155  */
 156 static inline int fallback_popcnt64(DWORD64 v)
 157 {
 158     v = v - ((v >> 1) & U64(0x5555555555555555));
 159     v = (v & U64(0x3333333333333333)) + ((v >> 2) & U64(0x3333333333333333));
 160     v = (v + (v >> 4)) & U64(0x0f0f0f0f0f0f0f0f);
 161     return (int)((v * U64(0x0101010101010101)) >> 56);
 162 }
 163 #define POPCNT64 fallback_popcnt64
 164
 165 #if defined(HAVE_BITSCANFORWARD64_INTRINSIC)
 166
 167 static inline int msvc64_ctz64(DWORD64 v)
 168 {
 169     unsigned long idx = 64;
 170     _BitScanForward64(&idx, v);
 171     return (int)idx;
 172 }
 173 #define CTZ64 msvc64_ctz64
 174
 175 #elif defined(HAVE_BITSCANFORWARD_INTRINSIC)
 176
 177 static inline int msvc_ctz64(DWORD64 v)
 178 {
 179     unsigned long idx = 64;
 180     if(!_BitScanForward(&idx, v&0xffffffff))
 181     {
 182         if(_BitScanForward(&idx, v>>32))
 183             idx += 32;
 184     }
 185     return (int)idx;
 186 }
 187 #define CTZ64 msvc_ctz64
 188
 189 #else
 190
 191 static inline int fallback_ctz64(DWORD64 value)
 192 {
 193     return fallback_popcnt64(~value & (value - 1));
 194 }
 195 #define CTZ64 fallback_ctz64
 196 #endif
 197 #endif
 198
 199 #ifdef __GNUC__
 200 #define LIKELY(x) __builtin_expect(!!(x), !0)
 201 #define UNLIKELY(x) __builtin_expect(!!(x), !!0)
 202 #else
 203 #define LIKELY(x) (x)
 204 #define UNLIKELY(x) (x)
 205 #endif
 206
 207
 208 /* All openal functions */
 209 extern int openal_loaded;
 210 extern LPALCCREATECONTEXT palcCreateContext;
 211 extern LPALCMAKECONTEXTCURRENT palcMakeContextCurrent;
 212 extern LPALCPROCESSCONTEXT palcProcessContext;
 213 extern LPALCSUSPENDCONTEXT palcSuspendContext;
 214 extern LPALCDESTROYCONTEXT palcDestroyContext;
 215 extern LPALCGETCURRENTCONTEXT palcGetCurrentContext;
 216 extern LPALCGETCONTEXTSDEVICE palcGetContextsDevice;
 217 extern LPALCOPENDEVICE palcOpenDevice;
 218 extern LPALCCLOSEDEVICE palcCloseDevice;
 219 extern LPALCGETERROR palcGetError;
 220 extern LPALCISEXTENSIONPRESENT palcIsExtensionPresent;
 221 extern LPALCGETPROCADDRESS palcGetProcAddress;
 222 extern LPALCGETENUMVALUE palcGetEnumValue;
 223 extern LPALCGETSTRING palcGetString;
 224 extern LPALCGETINTEGERV palcGetIntegerv;
 225 extern LPALCCAPTUREOPENDEVICE palcCaptureOpenDevice;
 226 extern LPALCCAPTURECLOSEDEVICE palcCaptureCloseDevice;
 227 extern LPALCCAPTURESTART palcCaptureStart;
 228 extern LPALCCAPTURESTOP palcCaptureStop;
 229 extern LPALCCAPTURESAMPLES palcCaptureSamples;
 230 extern LPALENABLE palEnable;
 231 extern LPALDISABLE palDisable;
 232 extern LPALISENABLED palIsEnabled;
 233 extern LPALGETSTRING palGetString;
 234 extern LPALGETBOOLEANV palGetBooleanv;
 235 extern LPALGETINTEGERV palGetIntegerv;
 236 extern LPALGETFLOATV palGetFloatv;
 237 extern LPALGETDOUBLEV palGetDoublev;
 238 extern LPALGETBOOLEAN palGetBoolean;
 239 extern LPALGETINTEGER palGetInteger;
 240 extern LPALGETFLOAT palGetFloat;
 241 extern LPALGETDOUBLE palGetDouble;
 242 extern LPALGETERROR palGetError;
 243 extern LPALISEXTENSIONPRESENT palIsExtensionPresent;
 244 extern LPALGETPROCADDRESS palGetProcAddress;
 245 extern LPALGETENUMVALUE palGetEnumValue;
 246 extern LPALLISTENERF palListenerf;
 247 extern LPALLISTENER3F palListener3f;
 248 extern LPALLISTENERFV palListenerfv;
 249 extern LPALLISTENERI palListeneri;
 250 extern LPALLISTENER3I palListener3i;
 251 extern LPALLISTENERIV palListeneriv;
 252 extern LPALGETLISTENERF palGetListenerf;
 253 extern LPALGETLISTENER3F palGetListener3f;
 254 extern LPALGETLISTENERFV palGetListenerfv;
 255 extern LPALGETLISTENERI palGetListeneri;
 256 extern LPALGETLISTENER3I palGetListener3i;
 257 extern LPALGETLISTENERIV palGetListeneriv;
 258 extern LPALGENSOURCES palGenSources;
 259 extern LPALDELETESOURCES palDeleteSources;
 260 extern LPALISSOURCE palIsSource;
 261 extern LPALSOURCEF palSourcef;
 262 extern LPALSOURCE3F palSource3f;
 263 extern LPALSOURCEFV palSourcefv;
 264 extern LPALSOURCEI palSourcei;
 265 extern LPALSOURCE3I palSource3i;
 266 extern LPALSOURCEIV palSourceiv;
 267 extern LPALGETSOURCEF palGetSourcef;
 268 extern LPALGETSOURCE3F palGetSource3f;
 269 extern LPALGETSOURCEFV palGetSourcefv;
 270 extern LPALGETSOURCEI palGetSourcei;
 271 extern LPALGETSOURCE3I palGetSource3i;
 272 extern LPALGETSOURCEIV palGetSourceiv;
 273 extern LPALSOURCEPLAYV palSourcePlayv;
 274 extern LPALSOURCESTOPV palSourceStopv;
 275 extern LPALSOURCEREWINDV palSourceRewindv;
 276 extern LPALSOURCEPAUSEV palSourcePausev;
 277 extern LPALSOURCEPLAY palSourcePlay;
 278 extern LPALSOURCESTOP palSourceStop;
 279 extern LPALSOURCEREWIND palSourceRewind;
 280 extern LPALSOURCEPAUSE palSourcePause;
 281 extern LPALSOURCEQUEUEBUFFERS palSourceQueueBuffers;
 282 extern LPALSOURCEUNQUEUEBUFFERS palSourceUnqueueBuffers;
 283 extern LPALGENBUFFERS palGenBuffers;
 284 extern LPALDELETEBUFFERS palDeleteBuffers;
 285 extern LPALISBUFFER palIsBuffer;
 286 extern LPALBUFFERF palBufferf;
 287 extern LPALBUFFER3F palBuffer3f;
 288 extern LPALBUFFERFV palBufferfv;
 289 extern LPALBUFFERI palBufferi;
 290 extern LPALBUFFER3I palBuffer3i;
 291 extern LPALBUFFERIV palBufferiv;
 292 extern LPALGETBUFFERF palGetBufferf;
 293 extern LPALGETBUFFER3F palGetBuffer3f;
 294 extern LPALGETBUFFERFV palGetBufferfv;
 295 extern LPALGETBUFFERI palGetBufferi;
 296 extern LPALGETBUFFER3I palGetBuffer3i;
 297 extern LPALGETBUFFERIV palGetBufferiv;
 298 extern LPALBUFFERDATA palBufferData;
 299 extern LPALDOPPLERFACTOR palDopplerFactor;
 300 extern LPALDOPPLERVELOCITY palDopplerVelocity;
 301 extern LPALDISTANCEMODEL palDistanceModel;
 302 extern LPALSPEEDOFSOUND palSpeedOfSound;
 303
 304 #define alcCreateContext palcCreateContext
 305 #define alcMakeContextCurrent palcMakeContextCurrent
 306 #define alcProcessContext palcProcessContext
 307 #define alcSuspendContext palcSuspendContext
 308 #define alcDestroyContext palcDestroyContext
 309 #define alcGetCurrentContext palcGetCurrentContext
 310 #define alcGetContextsDevice palcGetContextsDevice
 311 #define alcOpenDevice palcOpenDevice
 312 #define alcCloseDevice palcCloseDevice
 313 #define alcGetError palcGetError
 314 #define alcIsExtensionPresent palcIsExtensionPresent
 315 #define alcGetProcAddress palcGetProcAddress
 316 #define alcGetEnumValue palcGetEnumValue
 317 #define alcGetString palcGetString
 318 #define alcGetIntegerv palcGetIntegerv
 319 #define alcCaptureOpenDevice palcCaptureOpenDevice
 320 #define alcCaptureCloseDevice palcCaptureCloseDevice
 321 #define alcCaptureStart palcCaptureStart
 322 #define alcCaptureStop palcCaptureStop
 323 #define alcCaptureSamples palcCaptureSamples
 324 #define alEnable palEnable
 325 #define alDisable palDisable
 326 #define alIsEnabled palIsEnabled
 327 #define alGetString palGetString
 328 #define alGetBooleanv palGetBooleanv
 329 #define alGetIntegerv palGetIntegerv
 330 #define alGetFloatv palGetFloatv
 331 #define alGetDoublev palGetDoublev
 332 #define alGetBoolean palGetBoolean
 333 #define alGetInteger palGetInteger
 334 #define alGetFloat palGetFloat
 335 #define alGetDouble palGetDouble
 336 #define alGetError palGetError
 337 #define alIsExtensionPresent palIsExtensionPresent
 338 #define alGetProcAddress palGetProcAddress
 339 #define alGetEnumValue palGetEnumValue
 340 #define alListenerf palListenerf
 341 #define alListener3f palListener3f
 342 #define alListenerfv palListenerfv
 343 #define alListeneri palListeneri
 344 #define alListener3i palListener3i
 345 #define alListeneriv palListeneriv
 346 #define alGetListenerf palGetListenerf
 347 #define alGetListener3f palGetListener3f
 348 #define alGetListenerfv palGetListenerfv
 349 #define alGetListeneri palGetListeneri
 350 #define alGetListener3i palGetListener3i
 351 #define alGetListeneriv palGetListeneriv
 352 #define alGenSources palGenSources
 353 #define alDeleteSources palDeleteSources
 354 #define alIsSource palIsSource
 355 #define alSourcef palSourcef
 356 #define alSource3f palSource3f
 357 #define alSourcefv palSourcefv
 358 #define alSourcei palSourcei
 359 #define alSource3i palSource3i
 360 #define alSourceiv palSourceiv
 361 #define alGetSourcef palGetSourcef
 362 #define alGetSource3f palGetSource3f
 363 #define alGetSourcefv palGetSourcefv
 364 #define alGetSourcei palGetSourcei
 365 #define alGetSource3i palGetSource3i
 366 #define alGetSourceiv palGetSourceiv
 367 #define alSourcePlayv palSourcePlayv
 368 #define alSourceStopv palSourceStopv
 369 #define alSourceRewindv palSourceRewindv
 370 #define alSourcePausev palSourcePausev
 371 #define alSourcePlay palSourcePlay
 372 #define alSourceStop palSourceStop
 373 #define alSourceRewind palSourceRewind
 374 #define alSourcePause palSourcePause
 375 #define alSourceQueueBuffers palSourceQueueBuffers
 376 #define alSourceUnqueueBuffers palSourceUnqueueBuffers
 377 #define alGenBuffers palGenBuffers
 378 #define alDeleteBuffers palDeleteBuffers
 379 #define alIsBuffer palIsBuffer
 380 #define alBufferf palBufferf
 381 #define alBuffer3f palBuffer3f
 382 #define alBufferfv palBufferfv
 383 #define alBufferi palBufferi
 384 #define alBuffer3i palBuffer3i
 385 #define alBufferiv palBufferiv
 386 #define alGetBufferf palGetBufferf
 387 #define alGetBuffer3f palGetBuffer3f
 388 #define alGetBufferfv palGetBufferfv
 389 #define alGetBufferi palGetBufferi
 390 #define alGetBuffer3i palGetBuffer3i
 391 #define alGetBufferiv palGetBufferiv
 392 #define alBufferData palBufferData
 393 #define alDopplerFactor palDopplerFactor
 394 #define alDopplerVelocity palDopplerVelocity
 395 #define alDistanceModel palDistanceModel
 396 #define alSpeedOfSound palSpeedOfSound
 397
 398 /* Extension functions. Technically device- or driver-specific, but as long as
 399  * they're pulled from the NULL device it should be routed correctly.
 400  */
 401 extern LPALGENFILTERS palGenFilters;
 402 extern LPALDELETEFILTERS palDeleteFilters;
 403 extern LPALFILTERI palFilteri;
 404 extern LPALFILTERF palFilterf;
 405 extern LPALGENEFFECTS palGenEffects;
 406 extern LPALDELETEEFFECTS palDeleteEffects;
 407 extern LPALEFFECTI palEffecti;
 408 extern LPALEFFECTF palEffectf;
 409 extern LPALEFFECTFV palEffectfv;
 410 extern LPALGENAUXILIARYEFFECTSLOTS palGenAuxiliaryEffectSlots;
 411 extern LPALDELETEAUXILIARYEFFECTSLOTS palDeleteAuxiliaryEffectSlots;
 412 extern LPALAUXILIARYEFFECTSLOTI palAuxiliaryEffectSloti;
 413 extern LPALAUXILIARYEFFECTSLOTF palAuxiliaryEffectSlotf;
 414 extern LPALDEFERUPDATESSOFT palDeferUpdatesSOFT;
 415 extern LPALPROCESSUPDATESSOFT palProcessUpdatesSOFT;
 416 extern LPALBUFFERSTORAGESOFT palBufferStorageSOFT;
 417 extern LPALMAPBUFFERSOFT palMapBufferSOFT;
 418 extern LPALUNMAPBUFFERSOFT palUnmapBufferSOFT;
 419 extern LPALFLUSHMAPPEDBUFFERSOFT palFlushMappedBufferSOFT;
 420
 421 #define alGenFilters palGenFilters
 422 #define alDeleteFilters palDeleteFilters
 423 #define alFilteri palFilteri
 424 #define alFilterf palFilterf
 425 #define alGenEffects palGenEffects
 426 #define alDeleteEffects palDeleteEffects
 427 #define alEffecti palEffecti
 428 #define alEffectf palEffectf
 429 #define alEffectfv palEffectfv
 430 #define alGenAuxiliaryEffectSlots palGenAuxiliaryEffectSlots
 431 #define alDeleteAuxiliaryEffectSlots palDeleteAuxiliaryEffectSlots
 432 #define alAuxiliaryEffectSloti palAuxiliaryEffectSloti
 433 #define alAuxiliaryEffectSlotf palAuxiliaryEffectSlotf
 434 #define alDeferUpdatesSOFT palDeferUpdatesSOFT
 435 #define alProcessUpdatesSOFT palProcessUpdatesSOFT
 436 #define alBufferStorageSOFT palBufferStorageSOFT
 437 #define alMapBufferSOFT palMapBufferSOFT
 438 #define alUnmapBufferSOFT palUnmapBufferSOFT
 439 #define alFlushMappedBufferSOFT palFlushMappedBufferSOFT
 440
 441
 442 #ifndef E_PROP_ID_UNSUPPORTED
 443 #define E_PROP_ID_UNSUPPORTED           ((HRESULT)0x80070490)
 444 #endif
 445
 446 /* OpenAL only allows for 1 single access to the device at the same time */
 447 extern CRITICAL_SECTION openal_crst;
 448
 449 extern LPALCMAKECONTEXTCURRENT set_context;
 450 extern LPALCGETCURRENTCONTEXT get_context;
 451 extern BOOL local_contexts;
 452
 453
 454 extern DWORD TlsThreadPtr;
 455 extern void (*EnterALSection)(ALCcontext *ctx);
 456 extern void (*LeaveALSection)(void);
 457
 458
 459 typedef struct DSDevice DSDevice;
 460 typedef struct DSPrimary DSPrimary;
 461 typedef struct DSBuffer DSBuffer;
 462
 463
 464 enum {
 465     EXT_EFX,
 466     EXT_FLOAT32,
 467     EXT_MCFORMATS,
 468     SOFT_DEFERRED_UPDATES,
 469     SOFT_SOURCE_SPATIALIZE,
 470     SOFTX_FILTER_GAIN_EX,
 471     SOFTX_MAP_BUFFER,
 472
 473     MAX_EXTENSIONS
 474 };
 475
 476
 477 #define BITFIELD_ARRAY_SIZE(b) ((b+7) / 8)
 478 #define BITFIELD_SET(arr, b) ((arr)[(b)>>3] |= 1<<((b)&7))
 479 #define BITFIELD_TEST(arr, b) ((arr)[(b)>>3] & (1<<((b)&7)))
 480
 481 /* Maximum number of emulated hardware buffers. May be less depending on source
 482  * availability.
 483  */
 484 #define MAX_HWBUFFERS 256
 485
 486 #define MAX_SOURCES 512
 487 typedef struct SourceCollection {
 488     DWORD maxhw_alloc, availhw_num;
 489     DWORD maxsw_alloc, availsw_num;
 490     /* "Hardware" sources start at 0, and "software" sources start at
 491      * maxhw_alloc. Total sources is maxhw_alloc+maxsw_alloc.
 492      */
 493     ALuint ids[MAX_SOURCES];
 494 } SourceCollection;
 495
 496 typedef struct DeviceShare {
 497     LONG ref;
 498
 499     ALCdevice *device;
 500     ALCcontext *ctx;
 501     ALCint refresh;
 502     ALCint num_sends;
 503
 504     ALboolean Exts[BITFIELD_ARRAY_SIZE(MAX_EXTENSIONS)];
 505
 506     CRITICAL_SECTION crst;
 507
 508     SourceCollection sources;
 509
 510     ALuint auxslot[EAX_MAX_FXSLOTS];
 511
 512     HANDLE thread_hdl;
 513     DWORD thread_id;
 514
 515     HANDLE queue_timer;
 516     HANDLE timer_evt;
 517     volatile LONG quit_now;
 518
 519     ALsizei nprimaries;
 520     DSPrimary **primaries;
 521
 522     GUID guid;
 523     DWORD speaker_config;
 524 } DeviceShare;
 525
 526 #define HAS_EXTENSION(s, e) BITFIELD_TEST((s)->Exts, e)
 527
 528
 529 typedef struct DSData {
 530     LONG ref;
 531
 532     DSPrimary *primary;
 533
 534     /* Lock was called and unlock isn't? */
 535     LONG locked;
 536
 537     WAVEFORMATEXTENSIBLE format;
 538
 539     ALsizei buf_size;
 540     ALenum buf_format;
 541     DWORD dsbflags;
 542     BYTE *data;
 543     ALuint bid;
 544 } DSData;
 545 /* Amount of buffers that have to be queued when
 546  * bufferdatastatic and buffersubdata are not available */
 547 #define QBUFFERS 4
 548
 549 union BufferParamFlags {
 550     LONG flags;
 551     struct {
 552         BOOL pos : 1;
 553         BOOL vel : 1;
 554         BOOL cone_angles : 1;
 555         BOOL cone_orient : 1;
 556         BOOL cone_outsidevolume : 1;
 557         BOOL min_distance : 1;
 558         BOOL max_distance : 1;
 559         BOOL mode : 1;
 560
 561         BOOL dry_filter : 1;
 562         /* Can't use an array for the filters since this is a bitfield, so we
 563          * use a sub-bitfield -- bit 0 for send 0, bit 1 for send 1, etc.
 564          */
 565         BOOL send_filter : EAX_MAX_ACTIVE_FXSLOTS;
 566         BOOL doppler : 1;
 567         BOOL rolloff : 1;
 568         BOOL room_rolloff : 1;
 569         BOOL cone_outsidevolumehf : 1;
 570         BOOL air_absorb : 1;
 571         BOOL flags : 1;
 572     } bit;
 573 };
 574
 575 enum {
 576     FXSLOT_TARGET_0,
 577     FXSLOT_TARGET_1,
 578     FXSLOT_TARGET_2,
 579     FXSLOT_TARGET_3,
 580     FXSLOT_TARGET_PRIMARY,
 581     FXSLOT_TARGET_NULL,
 582 };
 583
 584 struct Send {
 585     long  lSend;
 586     long  lSendHF;
 587     long  lOcclusion;
 588     float flOcclusionLFRatio;
 589     float flOcclusionRoomRatio;
 590     float flOcclusionDirectRatio;
 591     long  lExclusion;
 592     float flExclusionLFRatio;
 593 };
 594
 595 struct DSBuffer {
 596     IDirectSoundBuffer8 IDirectSoundBuffer8_iface;
 597     IDirectSound3DBuffer IDirectSound3DBuffer_iface;
 598     IDirectSoundNotify IDirectSoundNotify_iface;
 599     IKsPropertySet IKsPropertySet_iface;
 600
 601     LONG ref, ds3d_ref, not_ref, prop_ref;
 602     LONG all_ref;
 603
 604     DeviceShare *share;
 605     DSPrimary *primary;
 606
 607     /* From the primary */
 608     ALCcontext *ctx;
 609
 610     DSData *buffer;
 611     ALuint source;
 612
 613     ALsizei segsize;
 614     ALsizei data_offset;
 615     ALsizei queue_base;
 616     ALsizei curidx;
 617     ALuint stream_bids[QBUFFERS];
 618
 619     BOOL init_done : 1;
 620     BOOL isplaying : 1;
 621     BOOL islooping : 1;
 622     BOOL bufferlost : 1;
 623
 624     /* Must be 0 (deferred, not yet placed), DSBSTATUS_LOCSOFTWARE, or
 625      * DSBSTATUS_LOCHARDWARE.
 626      */
 627     DWORD loc_status;
 628
 629     struct {
 630         LONG vol, pan;
 631         DWORD frequency;
 632         DS3DBUFFER ds3d;
 633         EAXSOURCEPROPERTIES eax;
 634         /* See FXSLOT_TARGET enums */
 635         DWORD fxslot_targets[EAX_MAX_ACTIVE_FXSLOTS];
 636         struct Send send[EAX_MAX_ACTIVE_FXSLOTS];
 637         float eax1_reverbmix; /* Mirrored by eax.lRoom. */
 638     } current;
 639     struct {
 640         DS3DBUFFER ds3d;
 641         EAXSOURCEPROPERTIES eax;
 642         DWORD fxslot_targets[EAX_MAX_ACTIVE_FXSLOTS];
 643         struct Send send[EAX_MAX_ACTIVE_FXSLOTS];
 644         float eax1_reverbmix;
 645     } deferred;
 646     union BufferParamFlags dirty;
 647
 648     ALfloat filter_mBLimit;
 649     ALuint filter[1+EAX_MAX_ACTIVE_FXSLOTS];
 650
 651     DWORD nnotify, lastpos;
 652     DSBPOSITIONNOTIFY *notify;
 653 };
 654
 655
 656 struct DSBufferGroup {
 657     DWORD64 FreeBuffers;
 658     DSBuffer *Buffers;
 659 };
 660
 661
 662 enum {
 663     FXSLOT_EFFECT_REVERB,
 664     FXSLOT_EFFECT_CHORUS,
 665
 666     FXSLOT_EFFECT_NULL,
 667 };
 668
 669 struct FXSlot {
 670     /* See FXSLOT_EFFECT enums */
 671     DWORD effect_type;
 672     union {
 673         EAXREVERBPROPERTIES reverb;
 674         EAXCHORUSPROPERTIES chorus;
 675     } fx;
 676     EAXFXSLOTPROPERTIES props;
 677 };
 678
 679 union PrimaryParamFlags {
 680     LONG flags;
 681     struct {
 682         LONG pos : 1;
 683         LONG vel : 1;
 684         LONG orientation : 1;
 685         LONG distancefactor : 1;
 686         LONG rollofffactor : 1;
 687         LONG dopplerfactor : 1;
 688
 689         LONG prim_slotid : 1;
 690         LONG distancefactor2 : 1;
 691         LONG air_absorbhf : 1;
 692         LONG hfreference : 1;
 693
 694         /* Can't use a proper array for the fxslots here since this is a
 695          * bitfield, and each slot only needs 4 bits. So make a sub-bitfield
 696          * with macros to access it.
 697          */
 698 #define FXSLOT_EFFECT_BIT 0
 699 #define FXSLOT_VOL_BIT    1
 700 #define FXSLOT_LOCK_BIT   2
 701 #define FXSLOT_FLAGS_BIT  3
 702 #define FXSLOT_NUM_BITS   4
 703
 704 #define FXSLOT_IS_DIRTY(_flags, _idx, _bit) \
 705     (((_flags).fxslots & (1 << ((_idx)*FXSLOT_NUM_BITS + (_bit)))) != 0)
 706 #define FXSLOT_SET_DIRTY(_flags, _idx, _bit) \
 707     ((_flags).fxslots |= (1 << ((_idx)*FXSLOT_NUM_BITS + (_bit))))
 708
 709         LONG fxslots : (FXSLOT_NUM_BITS*EAX_MAX_FXSLOTS);
 710     } bit;
 711 };
 712
 713 struct DSPrimary {
 714     IDirectSoundBuffer IDirectSoundBuffer_iface;
 715     IDirectSound3DListener IDirectSound3DListener_iface;
 716     IKsPropertySet IKsPropertySet_iface;
 717
 718     LONG ref, ds3d_ref, prop_ref;
 719     IDirectSoundBuffer *write_emu;
 720     DSDevice *parent;
 721
 722     DeviceShare *share;
 723     /* Taken from the share */
 724     ALCcontext *ctx;
 725     ALCint refresh;
 726     ALuint auxslot[EAX_MAX_FXSLOTS];
 727
 728     DWORD buf_size;
 729     BOOL stopped;
 730     DWORD flags;
 731     WAVEFORMATEXTENSIBLE format;
 732
 733     DSBuffer **notifies;
 734     DWORD nnotifies, sizenotifies;
 735
 736     ALfloat filter_mBLimit;
 737
 738     ALuint effect[EAX_MAX_FXSLOTS];
 739     ALuint primary_slot;
 740     LONG eax_error;
 741
 742     struct {
 743         DS3DLISTENER ds3d;
 744         EAXCONTEXTPROPERTIES ctx;
 745         struct FXSlot fxslot[EAX_MAX_FXSLOTS];
 746         float eax1_volume; /* Mirrored by fxslot[0].fx.reverb.lRoom. */
 747         float eax1_dampening; /* Not used. */
 748     } current;
 749     struct {
 750         DS3DLISTENER ds3d;
 751         EAXCONTEXTPROPERTIES ctx;
 752         struct FXSlot fxslot[EAX_MAX_FXSLOTS];
 753         float eax1_volume;
 754         float eax1_dampening;
 755     } deferred;
 756     union PrimaryParamFlags dirty;
 757
 758     DWORD NumBufferGroups;
 759     struct DSBufferGroup *BufferGroups;
 760 };
 761
 762
 763 /* Device implementation */
 764 struct DSDevice {
 765     IDirectSound8 IDirectSound8_iface;
 766     IDirectSound IDirectSound_iface;
 767     IUnknown IUnknown_iface;
 768
 769     LONG ref, unkref, dsref;
 770     BOOL is_8;
 771
 772     DeviceShare *share;
 773
 774     /* Taken from the share */
 775     ALCdevice *device;
 776
 777     DSPrimary primary;
 778
 779     DWORD prio_level;
 780 };
 781
 782
 783 DEFINE_GUID(GUID_NULL, 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
 784
 785 DEFINE_GUID(CLSID_DirectSoundPrivate, 0x11ab3ec0, 0x25ec, 0x11d1, 0xa4, 0xd8, 0x00, 0xc0, 0x4f, 0xc2, 0x8a, 0xca);
 786
 787 DEFINE_GUID(DSPROPSETID_DirectSoundDevice, 0x84624f82, 0x25ec, 0x11d1, 0xa4, 0xd8, 0x00, 0xc0, 0x4f, 0xc2, 0x8a, 0xca);
 788
 789 DEFINE_GUID(KSDATAFORMAT_SUBTYPE_PCM, 0x00000001, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
 790 DEFINE_GUID(KSDATAFORMAT_SUBTYPE_IEEE_FLOAT, 0x00000003, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71);
 791
 792 DEFINE_DEVPROPKEY(DEVPKEY_Device_FriendlyName, 0xa45c254e,0xdf1c,0x4efd,0x80,0x20,0x67,0xd1,0x46,0xa8,0x50,0xe0, 14);
 793
 794 DEFINE_GUID(DSPROPSETID_VoiceManager, 0x62a69bae, 0xdf9d, 0x11d1, 0x99, 0xa6, 0x00, 0xc0, 0x4f, 0xc9, 0x9d, 0x46);
 795 DEFINE_GUID(DSPROPSETID_ZOOMFX_BufferProperties, 0xcd5368e0, 0x3450, 0x11d3, 0x8b, 0x6e, 0x00, 0x10, 0x5a, 0x9b, 0x7b, 0xbc);
 796 DEFINE_GUID(DSPROPSETID_I3DL2_ListenerProperties, 0xda0f0520, 0x300a, 0x11d3, 0x8a, 0x2b, 0x00, 0x60, 0x97, 0x0d, 0xb0, 0x11);
 797 DEFINE_GUID(DSPROPSETID_I3DL2_BufferProperties,   0xda0f0521, 0x300a, 0x11d3, 0x8a, 0x2b, 0x00, 0x60, 0x97, 0x0d, 0xb0, 0x11);
 798
 799
 800 HRESULT DSPrimary_PreInit(DSPrimary *prim, DSDevice *parent);
 801 void DSPrimary_Clear(DSPrimary *prim);
 802 void DSPrimary_triggernots(DSPrimary *prim);
 803 void DSPrimary_streamfeeder(DSPrimary *prim, BYTE *scratch_mem/*2K non-permanent memory*/);
 804 HRESULT WINAPI DSPrimary_Initialize(IDirectSoundBuffer *iface, IDirectSound *ds, const DSBUFFERDESC *desc);
 805 HRESULT WINAPI DSPrimary3D_CommitDeferredSettings(IDirectSound3DListener *iface);
 806
 807 HRESULT DSBuffer_Create(DSBuffer **ppv, DSPrimary *parent, IDirectSoundBuffer *orig);
 808 void DSBuffer_Destroy(DSBuffer *buf);
 809 HRESULT DSBuffer_GetInterface(DSBuffer *buf, REFIID riid, void **ppv);
 810 void DSBuffer_SetParams(DSBuffer *buffer, const DS3DBUFFER *params, LONG flags);
 811 HRESULT WINAPI DSBuffer_GetCurrentPosition(IDirectSoundBuffer8 *iface, DWORD *playpos, DWORD *curpos);
 812 HRESULT WINAPI DSBuffer_GetStatus(IDirectSoundBuffer8 *iface, DWORD *status);
 813 HRESULT WINAPI DSBuffer_Initialize(IDirectSoundBuffer8 *iface, IDirectSound *ds, const DSBUFFERDESC *desc);
 814
 815 HRESULT EAX1_Query(DSPrimary *prim, DWORD propid, ULONG *pTypeSupport);
 816 HRESULT EAX1_Set(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData);
 817 HRESULT EAX1_Get(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 818 HRESULT EAX1Buffer_Query(DSBuffer *buf, DWORD propid, ULONG *pTypeSupport);
 819 HRESULT EAX1Buffer_Set(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData);
 820 HRESULT EAX1Buffer_Get(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 821
 822 HRESULT EAX2_Query(DSPrimary *prim, DWORD propid, ULONG *pTypeSupport);
 823 HRESULT EAX2_Set(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData);
 824 HRESULT EAX2_Get(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 825 HRESULT EAX2Buffer_Query(DSBuffer *buf, DWORD propid, ULONG *pTypeSupport);
 826 HRESULT EAX2Buffer_Set(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData);
 827 HRESULT EAX2Buffer_Get(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 828
 829 HRESULT EAX3_Query(DSPrimary *prim, DWORD propid, ULONG *pTypeSupport);
 830 HRESULT EAX3_Set(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData);
 831 HRESULT EAX3_Get(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 832 HRESULT EAX3Buffer_Query(DSBuffer *buf, DWORD propid, ULONG *pTypeSupport);
 833 HRESULT EAX3Buffer_Set(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData);
 834 HRESULT EAX3Buffer_Get(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 835
 836 HRESULT EAX4Context_Query(DSPrimary *prim, DWORD propid, ULONG *pTypeSupport);
 837 HRESULT EAX4Context_Set(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData);
 838 HRESULT EAX4Context_Get(DSPrimary *prim, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 839
 840 HRESULT EAX4Slot_Query(DSPrimary *prim, LONG idx, DWORD propid, ULONG *pTypeSupport);
 841 HRESULT EAX4Slot_Set(DSPrimary *prim, LONG idx, DWORD propid, void *pPropData, ULONG cbPropData);
 842 HRESULT EAX4Slot_Get(DSPrimary *prim, LONG idx, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 843
 844 HRESULT EAX4Source_Query(DSBuffer *buf, DWORD propid, ULONG *pTypeSupport);
 845 HRESULT EAX4Source_Set(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData);
 846 HRESULT EAX4Source_Get(DSBuffer *buf, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 847
 848 HRESULT EAXReverb_Set(DSPrimary *prim, LONG idx, DWORD propid, void *pPropData, ULONG cbPropData);
 849 HRESULT EAXReverb_Get(DSPrimary *prim, DWORD idx, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 850
 851 HRESULT EAXChorus_Set(DSPrimary *prim, LONG idx, DWORD propid, void *pPropData, ULONG cbPropData);
 852 HRESULT EAXChorus_Get(DSPrimary *prim, DWORD idx, DWORD propid, void *pPropData, ULONG cbPropData, ULONG *pcbReturned);
 853
 854 static inline LONG gain_to_mB(float gain)
 855 {
 856     return (gain > 1e-5f) ? (LONG)(log10f(gain) * 2000.0f) : -10000l;
 857 }
 858 static inline float mB_to_gain(float millibels)
 859 {
 860     return (millibels > -10000.0f) ? powf(10.0f, millibels/2000.0f) : 0.0f;
 861 }
 862
 863 static inline LONG clampI(LONG val, LONG minval, LONG maxval)
 864 {
 865     if(val >= maxval) return maxval;
 866     if(val <= minval) return minval;
 867     return val;
 868 }
 869 static inline ULONG clampU(ULONG val, ULONG minval, ULONG maxval)
 870 {
 871     if(val >= maxval) return maxval;
 872     if(val <= minval) return minval;
 873     return val;
 874 }
 875 static inline FLOAT clampF(FLOAT val, FLOAT minval, FLOAT maxval)
 876 {
 877     if(val >= maxval) return maxval;
 878     if(val <= minval) return minval;
 879     return val;
 880 }
 881
 882 static inline LONG minI(LONG a, LONG b)
 883 { return (a < b) ? a : b; }
 884 static inline float minF(float a, float b)
 885 { return (a < b) ? a : b; }
 886
 887 static inline float maxF(float a, float b)
 888 { return (a > b) ? a : b; }
 889
 890
 891 #define checkALError() do {                                                   \
 892     ALenum err = alGetError();                                                \
 893     if(err != AL_NO_ERROR)                                                    \
 894         ERR(">>>>>>>>>>>> Received AL error %#x on context %p, %s:%u\n",      \
 895             err, get_context(), __FUNCTION__, __LINE__);                      \
 896 } while (0)
 897
 898 #define checkALCError(dev) do {                                               \
 899     ALenum err = alcGetError(dev);                                            \
 900     if(err != ALC_NO_ERROR)                                                   \
 901         ERR(">>>>>>>>>>>> Received ALC error %#x on device %p, %s:%u\n",      \
 902             err, dev, __FUNCTION__, __LINE__);                                \
 903 } while(0)
 904
 905
 906 #define setALContext(actx) EnterALSection(actx)
 907 #define popALContext() LeaveALSection()
 908
 909
 910 HRESULT DSOUND_Create(REFIID riid, void **ppDS);
 911 HRESULT DSOUND_Create8(REFIID riid, void **ppDS);
 912 HRESULT DSOUND_FullDuplexCreate(REFIID riid, void **ppDSFD);
 913 HRESULT IKsPrivatePropertySetImpl_Create(REFIID riid, void **piks);
 914 HRESULT DSOUND_CaptureCreate(REFIID riid, void **ppDSC);
 915 HRESULT DSOUND_CaptureCreate8(REFIID riid, void **ppDSC);
 916
 917 typedef BOOL (CALLBACK *PRVTENUMCALLBACK)(EDataFlow flow, LPGUID guid, LPCWSTR descW, LPCWSTR modW, LPVOID data);
 918 HRESULT enumerate_mmdevices(EDataFlow flow, PRVTENUMCALLBACK cb, void *user);
 919 HRESULT get_mmdevice(EDataFlow flow, const GUID *tgt, IMMDevice **device);
 920
 921 extern const WCHAR aldriver_name[];