/** * OpenAL cross platform audio library * Copyright (C) 1999-2007 by authors. * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * Or go to http://www.gnu.org/copyleft/lgpl.html */ #include "config.h" #include "source.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "AL/al.h" #include "AL/alc.h" #include "AL/alext.h" #include "AL/efx.h" #include "alcmain.h" #include "alcontext.h" #include "alexcpt.h" #include "almalloc.h" #include "alnumeric.h" #include "alspan.h" #include "alu.h" #include "ambidefs.h" #include "atomic.h" #include "auxeffectslot.h" #include "backends/base.h" #include "bformatdec.h" #include "buffer.h" #include "event.h" #include "filter.h" #include "filters/nfc.h" #include "filters/splitter.h" #include "inprogext.h" #include "logging.h" #include "math_defs.h" #include "opthelpers.h" #include "ringbuffer.h" #include "threads.h" namespace { using namespace std::placeholders; ALvoice *GetSourceVoice(ALsource *source, ALCcontext *context) { ALuint idx{source->VoiceIdx}; if(idx < context->mVoiceCount.load(std::memory_order_relaxed)) { ALuint sid{source->id}; ALvoice &voice = (*context->mVoices)[idx]; if(voice.mSourceID.load(std::memory_order_acquire) == sid) return &voice; } source->VoiceIdx = INVALID_VOICE_IDX; return nullptr; } void UpdateSourceProps(const ALsource *source, ALvoice *voice, ALCcontext *context) { /* Get an unused property container, or allocate a new one as needed. */ ALvoiceProps *props{context->mFreeVoiceProps.load(std::memory_order_acquire)}; if(!props) props = new ALvoiceProps{}; else { ALvoiceProps *next; do { next = props->next.load(std::memory_order_relaxed); } while(context->mFreeVoiceProps.compare_exchange_weak(props, next, std::memory_order_acq_rel, std::memory_order_acquire) == 0); } /* Copy in current property values. */ props->Pitch = source->Pitch; props->Gain = source->Gain; props->OuterGain = source->OuterGain; props->MinGain = source->MinGain; props->MaxGain = source->MaxGain; props->InnerAngle = source->InnerAngle; props->OuterAngle = source->OuterAngle; props->RefDistance = source->RefDistance; props->MaxDistance = source->MaxDistance; props->RolloffFactor = source->RolloffFactor; props->Position = source->Position; props->Velocity = source->Velocity; props->Direction = source->Direction; props->OrientAt = source->OrientAt; props->OrientUp = source->OrientUp; props->HeadRelative = source->HeadRelative; props->mDistanceModel = source->mDistanceModel; props->mResampler = source->mResampler; props->DirectChannels = source->DirectChannels; props->mSpatializeMode = source->mSpatialize; props->DryGainHFAuto = source->DryGainHFAuto; props->WetGainAuto = source->WetGainAuto; props->WetGainHFAuto = source->WetGainHFAuto; props->OuterGainHF = source->OuterGainHF; props->AirAbsorptionFactor = source->AirAbsorptionFactor; props->RoomRolloffFactor = source->RoomRolloffFactor; props->DopplerFactor = source->DopplerFactor; props->StereoPan = source->StereoPan; props->Radius = source->Radius; props->Direct.Gain = source->Direct.Gain; props->Direct.GainHF = source->Direct.GainHF; props->Direct.HFReference = source->Direct.HFReference; props->Direct.GainLF = source->Direct.GainLF; props->Direct.LFReference = source->Direct.LFReference; auto copy_send = [](const ALsource::SendData &srcsend) noexcept -> ALvoicePropsBase::SendData { ALvoicePropsBase::SendData ret; ret.Slot = srcsend.Slot; ret.Gain = srcsend.Gain; ret.GainHF = srcsend.GainHF; ret.HFReference = srcsend.HFReference; ret.GainLF = srcsend.GainLF; ret.LFReference = srcsend.LFReference; return ret; }; std::transform(source->Send.cbegin(), source->Send.cend(), props->Send, copy_send); /* Set the new container for updating internal parameters. */ props = voice->mUpdate.exchange(props, std::memory_order_acq_rel); if(props) { /* If there was an unused update container, put it back in the * freelist. */ AtomicReplaceHead(context->mFreeVoiceProps, props); } } /* GetSourceSampleOffset * * Gets the current read offset for the given Source, in 32.32 fixed-point * samples. The offset is relative to the start of the queue (not the start of * the current buffer). */ int64_t GetSourceSampleOffset(ALsource *Source, ALCcontext *context, std::chrono::nanoseconds *clocktime) { ALCdevice *device{context->mDevice.get()}; const ALbufferlistitem *Current; uint64_t readPos; ALuint refcount; ALvoice *voice; do { Current = nullptr; readPos = 0; while(((refcount=device->MixCount.load(std::memory_order_acquire))&1)) std::this_thread::yield(); *clocktime = GetDeviceClockTime(device); voice = GetSourceVoice(Source, context); if(voice) { Current = voice->mCurrentBuffer.load(std::memory_order_relaxed); readPos = uint64_t{voice->mPosition.load(std::memory_order_relaxed)} << 32; readPos |= int64_t{voice->mPositionFrac.load(std::memory_order_relaxed)} << (32-FRACTIONBITS); } std::atomic_thread_fence(std::memory_order_acquire); } while(refcount != device->MixCount.load(std::memory_order_relaxed)); if(voice) { const ALbufferlistitem *BufferList{Source->queue}; while(BufferList && BufferList != Current) { readPos += int64_t{BufferList->mSampleLen} << 32; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } readPos = minu64(readPos, 0x7fffffffffffffff_u64); } return static_cast(readPos); } /* GetSourceSecOffset * * Gets the current read offset for the given Source, in seconds. The offset is * relative to the start of the queue (not the start of the current buffer). */ ALdouble GetSourceSecOffset(ALsource *Source, ALCcontext *context, std::chrono::nanoseconds *clocktime) { ALCdevice *device{context->mDevice.get()}; const ALbufferlistitem *Current; uint64_t readPos; ALuint refcount; ALvoice *voice; do { Current = nullptr; readPos = 0; while(((refcount=device->MixCount.load(std::memory_order_acquire))&1)) std::this_thread::yield(); *clocktime = GetDeviceClockTime(device); voice = GetSourceVoice(Source, context); if(voice) { Current = voice->mCurrentBuffer.load(std::memory_order_relaxed); readPos = uint64_t{voice->mPosition.load(std::memory_order_relaxed)} << FRACTIONBITS; readPos |= voice->mPositionFrac.load(std::memory_order_relaxed); } std::atomic_thread_fence(std::memory_order_acquire); } while(refcount != device->MixCount.load(std::memory_order_relaxed)); ALdouble offset{0.0}; if(voice) { const ALbufferlistitem *BufferList{Source->queue}; const ALbuffer *BufferFmt{nullptr}; while(BufferList && BufferList != Current) { if(!BufferFmt) BufferFmt = BufferList->mBuffer; readPos += int64_t{BufferList->mSampleLen} << FRACTIONBITS; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } while(BufferList && !BufferFmt) { BufferFmt = BufferList->mBuffer; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } assert(BufferFmt != nullptr); offset = static_cast(readPos) / static_castFRACTIONONE / static_cast(BufferFmt->Frequency); } return offset; } /* GetSourceOffset * * Gets the current read offset for the given Source, in the appropriate format * (Bytes, Samples or Seconds). The offset is relative to the start of the * queue (not the start of the current buffer). */ ALdouble GetSourceOffset(ALsource *Source, ALenum name, ALCcontext *context) { ALCdevice *device{context->mDevice.get()}; const ALbufferlistitem *Current; ALuint readPos; ALsizei readPosFrac; ALuint refcount; ALvoice *voice; do { Current = nullptr; readPos = readPosFrac = 0; while(((refcount=device->MixCount.load(std::memory_order_acquire))&1)) std::this_thread::yield(); voice = GetSourceVoice(Source, context); if(voice) { Current = voice->mCurrentBuffer.load(std::memory_order_relaxed); readPos = voice->mPosition.load(std::memory_order_relaxed); readPosFrac = voice->mPositionFrac.load(std::memory_order_relaxed); } std::atomic_thread_fence(std::memory_order_acquire); } while(refcount != device->MixCount.load(std::memory_order_relaxed)); ALdouble offset{0.0}; if(voice) { const ALbufferlistitem *BufferList{Source->queue}; const ALbuffer *BufferFmt{nullptr}; ALboolean readFin{AL_FALSE}; ALuint totalBufferLen{0u}; while(BufferList) { if(!BufferFmt) BufferFmt = BufferList->mBuffer; readFin |= (BufferList == Current); totalBufferLen += BufferList->mSampleLen; if(!readFin) readPos += BufferList->mSampleLen; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } assert(BufferFmt != nullptr); if(Source->Looping) readPos %= totalBufferLen; else { /* Wrap back to 0 */ if(readPos >= totalBufferLen) readPos = readPosFrac = 0; } offset = 0.0; switch(name) { case AL_SEC_OFFSET: offset = (readPos + static_cast(readPosFrac)/FRACTIONONE) / BufferFmt->Frequency; break; case AL_SAMPLE_OFFSET: offset = readPos + static_cast(readPosFrac)/FRACTIONONE; break; case AL_BYTE_OFFSET: if(BufferFmt->OriginalType == UserFmtIMA4) { ALsizei align = (BufferFmt->OriginalAlign-1)/2 + 4; ALuint BlockSize = align * ChannelsFromFmt(BufferFmt->mFmtChannels); ALuint FrameBlockSize = BufferFmt->OriginalAlign; /* Round down to nearest ADPCM block */ offset = static_cast(readPos / FrameBlockSize * BlockSize); } else if(BufferFmt->OriginalType == UserFmtMSADPCM) { ALsizei align = (BufferFmt->OriginalAlign-2)/2 + 7; ALuint BlockSize = align * ChannelsFromFmt(BufferFmt->mFmtChannels); ALuint FrameBlockSize = BufferFmt->OriginalAlign; /* Round down to nearest ADPCM block */ offset = static_cast(readPos / FrameBlockSize * BlockSize); } else { const ALsizei FrameSize{FrameSizeFromFmt(BufferFmt->mFmtChannels, BufferFmt->mFmtType)}; offset = static_cast(readPos * FrameSize); } break; } } return offset; } /* GetSampleOffset * * Retrieves the sample offset into the Source's queue (from the Sample, Byte * or Second offset supplied by the application). This takes into account the * fact that the buffer format may have been modifed since. */ ALboolean GetSampleOffset(ALsource *Source, ALuint *offset, ALsizei *frac) { const ALbuffer *BufferFmt{nullptr}; const ALbufferlistitem *BufferList; /* Find the first valid Buffer in the Queue */ BufferList = Source->queue; while(BufferList && !BufferFmt) { BufferFmt = BufferList->mBuffer; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } if(!BufferFmt) { Source->OffsetType = AL_NONE; Source->Offset = 0.0; return AL_FALSE; } ALdouble dbloff, dblfrac; switch(Source->OffsetType) { case AL_BYTE_OFFSET: /* Determine the ByteOffset (and ensure it is block aligned) */ *offset = static_cast(Source->Offset); if(BufferFmt->OriginalType == UserFmtIMA4) { ALsizei align = (BufferFmt->OriginalAlign-1)/2 + 4; *offset /= align * ChannelsFromFmt(BufferFmt->mFmtChannels); *offset *= BufferFmt->OriginalAlign; } else if(BufferFmt->OriginalType == UserFmtMSADPCM) { ALsizei align = (BufferFmt->OriginalAlign-2)/2 + 7; *offset /= align * ChannelsFromFmt(BufferFmt->mFmtChannels); *offset *= BufferFmt->OriginalAlign; } else *offset /= FrameSizeFromFmt(BufferFmt->mFmtChannels, BufferFmt->mFmtType); *frac = 0; break; case AL_SAMPLE_OFFSET: dblfrac = modf(Source->Offset, &dbloff); *offset = static_cast(mind(dbloff, std::numeric_limits::max())); *frac = static_cast(mind(dblfrac*FRACTIONONE, FRACTIONONE-1.0)); break; case AL_SEC_OFFSET: dblfrac = modf(Source->Offset*BufferFmt->Frequency, &dbloff); *offset = static_cast(mind(dbloff, std::numeric_limits::max())); *frac = static_cast(mind(dblfrac*FRACTIONONE, FRACTIONONE-1.0)); break; } Source->OffsetType = AL_NONE; Source->Offset = 0.0; return AL_TRUE; } /* ApplyOffset * * Apply the stored playback offset to the Source. This function will update * the number of buffers "played" given the stored offset. */ ALboolean ApplyOffset(ALsource *Source, ALvoice *voice) { /* Get sample frame offset */ ALuint offset{0u}; ALsizei frac{0}; if(!GetSampleOffset(Source, &offset, &frac)) return AL_FALSE; ALuint totalBufferLen{0u}; ALbufferlistitem *BufferList{Source->queue}; while(BufferList && totalBufferLen <= offset) { if(BufferList->mSampleLen > offset-totalBufferLen) { /* Offset is in this buffer */ voice->mPosition.store(offset - totalBufferLen, std::memory_order_relaxed); voice->mPositionFrac.store(frac, std::memory_order_relaxed); voice->mCurrentBuffer.store(BufferList, std::memory_order_release); return AL_TRUE; } totalBufferLen += BufferList->mSampleLen; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } /* Offset is out of range of the queue */ return AL_FALSE; } ALsource *AllocSource(ALCcontext *context) { ALCdevice *device{context->mDevice.get()}; std::lock_guard _{context->mSourceLock}; if(context->mNumSources >= device->SourcesMax) { context->setError(AL_OUT_OF_MEMORY, "Exceeding %u source limit", device->SourcesMax); return nullptr; } auto sublist = std::find_if(context->mSourceList.begin(), context->mSourceList.end(), [](const SourceSubList &entry) noexcept -> bool { return entry.FreeMask != 0; } ); auto lidx = static_cast(std::distance(context->mSourceList.begin(), sublist)); ALsource *source; ALsizei slidx; if LIKELY(sublist != context->mSourceList.end()) { slidx = CTZ64(sublist->FreeMask); source = sublist->Sources + slidx; } else { /* Don't allocate so many list entries that the 32-bit ID could * overflow... */ if UNLIKELY(context->mSourceList.size() >= 1<<25) { context->setError(AL_OUT_OF_MEMORY, "Too many sources allocated"); return nullptr; } context->mSourceList.emplace_back(); sublist = context->mSourceList.end() - 1; sublist->FreeMask = ~0_u64; sublist->Sources = static_cast(al_calloc(16, sizeof(ALsource)*64)); if UNLIKELY(!sublist->Sources) { context->mSourceList.pop_back(); context->setError(AL_OUT_OF_MEMORY, "Failed to allocate source batch"); return nullptr; } slidx = 0; source = sublist->Sources + slidx; } source = new (source) ALsource{device->NumAuxSends}; /* Add 1 to avoid source ID 0. */ source->id = ((lidx<<6) | slidx) + 1; context->mNumSources += 1; sublist->FreeMask &= ~(1_u64 << slidx); return source; } void FreeSource(ALCcontext *context, ALsource *source) { ALuint id = source->id - 1; ALsizei lidx = id >> 6; ALsizei slidx = id & 0x3f; ALCdevice *device{context->mDevice.get()}; BackendUniqueLock backlock{*device->Backend}; if(ALvoice *voice{GetSourceVoice(source, context)}) { voice->mCurrentBuffer.store(nullptr, std::memory_order_relaxed); voice->mLoopBuffer.store(nullptr, std::memory_order_relaxed); voice->mSourceID.store(0u, std::memory_order_relaxed); std::atomic_thread_fence(std::memory_order_release); /* Don't set the voice to stopping if it was already stopped or * stopping. */ ALvoice::State oldvstate{ALvoice::Playing}; voice->mPlayState.compare_exchange_strong(oldvstate, ALvoice::Stopping, std::memory_order_acq_rel, std::memory_order_acquire); } backlock.unlock(); al::destroy_at(source); context->mSourceList[lidx].FreeMask |= 1_u64 << slidx; context->mNumSources--; } inline ALsource *LookupSource(ALCcontext *context, ALuint id) noexcept { ALuint lidx = (id-1) >> 6; ALsizei slidx = (id-1) & 0x3f; if UNLIKELY(lidx >= context->mSourceList.size()) return nullptr; SourceSubList &sublist{context->mSourceList[lidx]}; if UNLIKELY(sublist.FreeMask & (1_u64 << slidx)) return nullptr; return sublist.Sources + slidx; } inline ALbuffer *LookupBuffer(ALCdevice *device, ALuint id) noexcept { ALuint lidx = (id-1) >> 6; ALsizei slidx = (id-1) & 0x3f; if UNLIKELY(lidx >= device->BufferList.size()) return nullptr; BufferSubList &sublist = device->BufferList[lidx]; if UNLIKELY(sublist.FreeMask & (1_u64 << slidx)) return nullptr; return sublist.Buffers + slidx; } inline ALfilter *LookupFilter(ALCdevice *device, ALuint id) noexcept { ALuint lidx = (id-1) >> 6; ALsizei slidx = (id-1) & 0x3f; if UNLIKELY(lidx >= device->FilterList.size()) return nullptr; FilterSubList &sublist = device->FilterList[lidx]; if UNLIKELY(sublist.FreeMask & (1_u64 << slidx)) return nullptr; return sublist.Filters + slidx; } inline ALeffectslot *LookupEffectSlot(ALCcontext *context, ALuint id) noexcept { ALuint lidx = (id-1) >> 6; ALsizei slidx = (id-1) & 0x3f; if UNLIKELY(lidx >= context->mEffectSlotList.size()) return nullptr; EffectSlotSubList &sublist{context->mEffectSlotList[lidx]}; if UNLIKELY(sublist.FreeMask & (1_u64 << slidx)) return nullptr; return sublist.EffectSlots + slidx; } enum SourceProp : ALenum { srcPitch = AL_PITCH, srcGain = AL_GAIN, srcMinGain = AL_MIN_GAIN, srcMaxGain = AL_MAX_GAIN, srcMaxDistance = AL_MAX_DISTANCE, srcRolloffFactor = AL_ROLLOFF_FACTOR, srcDopplerFactor = AL_DOPPLER_FACTOR, srcConeOuterGain = AL_CONE_OUTER_GAIN, srcSecOffset = AL_SEC_OFFSET, srcSampleOffset = AL_SAMPLE_OFFSET, srcByteOffset = AL_BYTE_OFFSET, srcConeInnerAngle = AL_CONE_INNER_ANGLE, srcConeOuterAngle = AL_CONE_OUTER_ANGLE, srcRefDistance = AL_REFERENCE_DISTANCE, srcPosition = AL_POSITION, srcVelocity = AL_VELOCITY, srcDirection = AL_DIRECTION, srcSourceRelative = AL_SOURCE_RELATIVE, srcLooping = AL_LOOPING, srcBuffer = AL_BUFFER, srcSourceState = AL_SOURCE_STATE, srcBuffersQueued = AL_BUFFERS_QUEUED, srcBuffersProcessed = AL_BUFFERS_PROCESSED, srcSourceType = AL_SOURCE_TYPE, /* ALC_EXT_EFX */ srcConeOuterGainHF = AL_CONE_OUTER_GAINHF, srcAirAbsorptionFactor = AL_AIR_ABSORPTION_FACTOR, srcRoomRolloffFactor = AL_ROOM_ROLLOFF_FACTOR, srcDirectFilterGainHFAuto = AL_DIRECT_FILTER_GAINHF_AUTO, srcAuxSendFilterGainAuto = AL_AUXILIARY_SEND_FILTER_GAIN_AUTO, srcAuxSendFilterGainHFAuto = AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO, srcDirectFilter = AL_DIRECT_FILTER, srcAuxSendFilter = AL_AUXILIARY_SEND_FILTER, /* AL_SOFT_direct_channels */ srcDirectChannelsSOFT = AL_DIRECT_CHANNELS_SOFT, /* AL_EXT_source_distance_model */ srcDistanceModel = AL_DISTANCE_MODEL, /* AL_SOFT_source_latency */ srcSampleOffsetLatencySOFT = AL_SAMPLE_OFFSET_LATENCY_SOFT, srcSecOffsetLatencySOFT = AL_SEC_OFFSET_LATENCY_SOFT, /* AL_EXT_STEREO_ANGLES */ srcAngles = AL_STEREO_ANGLES, /* AL_EXT_SOURCE_RADIUS */ srcRadius = AL_SOURCE_RADIUS, /* AL_EXT_BFORMAT */ srcOrientation = AL_ORIENTATION, /* AL_SOFT_source_resampler */ srcResampler = AL_SOURCE_RESAMPLER_SOFT, /* AL_SOFT_source_spatialize */ srcSpatialize = AL_SOURCE_SPATIALIZE_SOFT, /* ALC_SOFT_device_clock */ srcSampleOffsetClockSOFT = AL_SAMPLE_OFFSET_CLOCK_SOFT, srcSecOffsetClockSOFT = AL_SEC_OFFSET_CLOCK_SOFT, }; /** * Returns if the last known state for the source was playing or paused. Does * not sync with the mixer voice. */ inline bool IsPlayingOrPaused(ALsource *source) { return source->state == AL_PLAYING || source->state == AL_PAUSED; } /** * Returns an updated source state using the matching voice's status (or lack * thereof). */ inline ALenum GetSourceState(ALsource *source, ALvoice *voice) { if(!voice && source->state == AL_PLAYING) source->state = AL_STOPPED; return source->state; } /** * Returns if the source should specify an update, given the context's * deferring state and the source's last known state. */ inline bool SourceShouldUpdate(ALsource *source, ALCcontext *context) { return !context->mDeferUpdates.load(std::memory_order_acquire) && IsPlayingOrPaused(source); } /** Can only be called while the mixer is locked! */ void SendStateChangeEvent(ALCcontext *context, ALuint id, ALenum state) { ALbitfieldSOFT enabledevt{context->mEnabledEvts.load(std::memory_order_acquire)}; if(!(enabledevt&EventType_SourceStateChange)) return; /* The mixer may have queued a state change that's not yet been processed, * and we don't want state change messages to occur out of order, so send * it through the async queue to ensure proper ordering. */ RingBuffer *ring{context->mAsyncEvents.get()}; auto evt_vec = ring->getWriteVector(); if(evt_vec.first.len < 1) return; AsyncEvent *evt{new (evt_vec.first.buf) AsyncEvent{EventType_SourceStateChange}}; evt->u.srcstate.id = id; evt->u.srcstate.state = state; ring->writeAdvance(1); context->mEventSem.post(); } constexpr size_t MaxValues{6u}; ALuint FloatValsByProp(ALenum prop) { switch(static_cast(prop)) { case AL_PITCH: case AL_GAIN: case AL_MIN_GAIN: case AL_MAX_GAIN: case AL_MAX_DISTANCE: case AL_ROLLOFF_FACTOR: case AL_DOPPLER_FACTOR: case AL_CONE_OUTER_GAIN: case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: case AL_CONE_INNER_ANGLE: case AL_CONE_OUTER_ANGLE: case AL_REFERENCE_DISTANCE: case AL_CONE_OUTER_GAINHF: case AL_AIR_ABSORPTION_FACTOR: case AL_ROOM_ROLLOFF_FACTOR: case AL_DIRECT_FILTER_GAINHF_AUTO: case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: case AL_DIRECT_CHANNELS_SOFT: case AL_DISTANCE_MODEL: case AL_SOURCE_RELATIVE: case AL_LOOPING: case AL_SOURCE_STATE: case AL_BUFFERS_QUEUED: case AL_BUFFERS_PROCESSED: case AL_SOURCE_TYPE: case AL_SOURCE_RADIUS: case AL_SOURCE_RESAMPLER_SOFT: case AL_SOURCE_SPATIALIZE_SOFT: return 1; case AL_STEREO_ANGLES: return 2; case AL_POSITION: case AL_VELOCITY: case AL_DIRECTION: return 3; case AL_ORIENTATION: return 6; case AL_SEC_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_CLOCK_SOFT: break; /* Double only */ case AL_BUFFER: case AL_DIRECT_FILTER: case AL_AUXILIARY_SEND_FILTER: break; /* i/i64 only */ case AL_SAMPLE_OFFSET_LATENCY_SOFT: case AL_SAMPLE_OFFSET_CLOCK_SOFT: break; /* i64 only */ } return 0; } ALuint DoubleValsByProp(ALenum prop) { switch(static_cast(prop)) { case AL_PITCH: case AL_GAIN: case AL_MIN_GAIN: case AL_MAX_GAIN: case AL_MAX_DISTANCE: case AL_ROLLOFF_FACTOR: case AL_DOPPLER_FACTOR: case AL_CONE_OUTER_GAIN: case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: case AL_CONE_INNER_ANGLE: case AL_CONE_OUTER_ANGLE: case AL_REFERENCE_DISTANCE: case AL_CONE_OUTER_GAINHF: case AL_AIR_ABSORPTION_FACTOR: case AL_ROOM_ROLLOFF_FACTOR: case AL_DIRECT_FILTER_GAINHF_AUTO: case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: case AL_DIRECT_CHANNELS_SOFT: case AL_DISTANCE_MODEL: case AL_SOURCE_RELATIVE: case AL_LOOPING: case AL_SOURCE_STATE: case AL_BUFFERS_QUEUED: case AL_BUFFERS_PROCESSED: case AL_SOURCE_TYPE: case AL_SOURCE_RADIUS: case AL_SOURCE_RESAMPLER_SOFT: case AL_SOURCE_SPATIALIZE_SOFT: return 1; case AL_SEC_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_CLOCK_SOFT: case AL_STEREO_ANGLES: return 2; case AL_POSITION: case AL_VELOCITY: case AL_DIRECTION: return 3; case AL_ORIENTATION: return 6; case AL_BUFFER: case AL_DIRECT_FILTER: case AL_AUXILIARY_SEND_FILTER: break; /* i/i64 only */ case AL_SAMPLE_OFFSET_LATENCY_SOFT: case AL_SAMPLE_OFFSET_CLOCK_SOFT: break; /* i64 only */ } return 0; } bool SetSourcefv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values); bool SetSourceiv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values); bool SetSourcei64v(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values); #define CHECKSIZE(v, s) do { \ if LIKELY((v).size() == (s) || (v).size() == MaxValues) break; \ Context->setError(AL_INVALID_ENUM, \ "Property 0x%04x expects %d value(s), got %zu", prop, (s), \ (v).size()); \ return false; \ } while(0) #define CHECKVAL(x) do { \ if LIKELY(x) break; \ Context->setError(AL_INVALID_VALUE, "Value out of range"); \ return false; \ } while(0) bool UpdateSourceProps(ALsource *source, ALCcontext *context) { ALvoice *voice; if(SourceShouldUpdate(source, context) && (voice=GetSourceVoice(source, context)) != nullptr) UpdateSourceProps(source, voice, context); else source->PropsClean.clear(std::memory_order_release); return true; } bool SetSourcefv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values) { ALint ival; switch(prop) { case AL_SEC_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_CLOCK_SOFT: /* Query only */ SETERR_RETURN(Context, AL_INVALID_OPERATION, false, "Setting read-only source property 0x%04x", prop); case AL_PITCH: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->Pitch = values[0]; return UpdateSourceProps(Source, Context); case AL_CONE_INNER_ANGLE: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && values[0] <= 360.0f); Source->InnerAngle = values[0]; return UpdateSourceProps(Source, Context); case AL_CONE_OUTER_ANGLE: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && values[0] <= 360.0f); Source->OuterAngle = values[0]; return UpdateSourceProps(Source, Context); case AL_GAIN: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->Gain = values[0]; return UpdateSourceProps(Source, Context); case AL_MAX_DISTANCE: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->MaxDistance = values[0]; return UpdateSourceProps(Source, Context); case AL_ROLLOFF_FACTOR: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->RolloffFactor = values[0]; return UpdateSourceProps(Source, Context); case AL_REFERENCE_DISTANCE: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->RefDistance = values[0]; return UpdateSourceProps(Source, Context); case AL_MIN_GAIN: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->MinGain = values[0]; return UpdateSourceProps(Source, Context); case AL_MAX_GAIN: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->MaxGain = values[0]; return UpdateSourceProps(Source, Context); case AL_CONE_OUTER_GAIN: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && values[0] <= 1.0f); Source->OuterGain = values[0]; return UpdateSourceProps(Source, Context); case AL_CONE_OUTER_GAINHF: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && values[0] <= 1.0f); Source->OuterGainHF = values[0]; return UpdateSourceProps(Source, Context); case AL_AIR_ABSORPTION_FACTOR: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && values[0] <= 10.0f); Source->AirAbsorptionFactor = values[0]; return UpdateSourceProps(Source, Context); case AL_ROOM_ROLLOFF_FACTOR: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && values[0] <= 10.0f); Source->RoomRolloffFactor = values[0]; return UpdateSourceProps(Source, Context); case AL_DOPPLER_FACTOR: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && values[0] <= 1.0f); Source->DopplerFactor = values[0]; return UpdateSourceProps(Source, Context); case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f); Source->OffsetType = prop; Source->Offset = values[0]; if(IsPlayingOrPaused(Source)) { ALCdevice *device{Context->mDevice.get()}; BackendLockGuard _{*device->Backend}; /* Double-check that the source is still playing while we have * the lock. */ if(ALvoice *voice{GetSourceVoice(Source, Context)}) { if(ApplyOffset(Source, voice) == AL_FALSE) SETERR_RETURN(Context, AL_INVALID_VALUE, false, "Invalid offset"); } } return true; case AL_SOURCE_RADIUS: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0.0f && std::isfinite(values[0])); Source->Radius = values[0]; return UpdateSourceProps(Source, Context); case AL_STEREO_ANGLES: CHECKSIZE(values, 2); CHECKVAL(std::isfinite(values[0]) && std::isfinite(values[1])); Source->StereoPan[0] = values[0]; Source->StereoPan[1] = values[1]; return UpdateSourceProps(Source, Context); case AL_POSITION: CHECKSIZE(values, 3); CHECKVAL(std::isfinite(values[0]) && std::isfinite(values[1]) && std::isfinite(values[2])); Source->Position[0] = values[0]; Source->Position[1] = values[1]; Source->Position[2] = values[2]; return UpdateSourceProps(Source, Context); case AL_VELOCITY: CHECKSIZE(values, 3); CHECKVAL(std::isfinite(values[0]) && std::isfinite(values[1]) && std::isfinite(values[2])); Source->Velocity[0] = values[0]; Source->Velocity[1] = values[1]; Source->Velocity[2] = values[2]; return UpdateSourceProps(Source, Context); case AL_DIRECTION: CHECKSIZE(values, 3); CHECKVAL(std::isfinite(values[0]) && std::isfinite(values[1]) && std::isfinite(values[2])); Source->Direction[0] = values[0]; Source->Direction[1] = values[1]; Source->Direction[2] = values[2]; return UpdateSourceProps(Source, Context); case AL_ORIENTATION: CHECKSIZE(values, 6); CHECKVAL(std::isfinite(values[0]) && std::isfinite(values[1]) && std::isfinite(values[2]) && std::isfinite(values[3]) && std::isfinite(values[4]) && std::isfinite(values[5])); Source->OrientAt[0] = values[0]; Source->OrientAt[1] = values[1]; Source->OrientAt[2] = values[2]; Source->OrientUp[0] = values[3]; Source->OrientUp[1] = values[4]; Source->OrientUp[2] = values[5]; return UpdateSourceProps(Source, Context); case AL_SOURCE_RELATIVE: case AL_LOOPING: case AL_SOURCE_STATE: case AL_SOURCE_TYPE: case AL_DISTANCE_MODEL: case AL_DIRECT_FILTER_GAINHF_AUTO: case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: case AL_DIRECT_CHANNELS_SOFT: case AL_SOURCE_RESAMPLER_SOFT: case AL_SOURCE_SPATIALIZE_SOFT: CHECKSIZE(values, 1); ival = static_cast(values[0]); return SetSourceiv(Source, Context, prop, {&ival, 1u}); case AL_BUFFERS_QUEUED: case AL_BUFFERS_PROCESSED: CHECKSIZE(values, 1); ival = static_cast(static_cast(values[0])); return SetSourceiv(Source, Context, prop, {&ival, 1u}); case AL_BUFFER: case AL_DIRECT_FILTER: case AL_AUXILIARY_SEND_FILTER: case AL_SAMPLE_OFFSET_LATENCY_SOFT: case AL_SAMPLE_OFFSET_CLOCK_SOFT: break; } ERR("Unexpected property: 0x%04x\n", prop); Context->setError(AL_INVALID_ENUM, "Invalid source float property 0x%04x", prop); return false; } bool SetSourceiv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values) { ALCdevice *device{Context->mDevice.get()}; ALbuffer *buffer{nullptr}; ALfilter *filter{nullptr}; ALeffectslot *slot{nullptr}; ALbufferlistitem *oldlist{nullptr}; std::unique_lock slotlock; std::unique_lock filtlock; std::unique_lock buflock; ALfloat fvals[6]; switch(prop) { case AL_SOURCE_STATE: case AL_SOURCE_TYPE: case AL_BUFFERS_QUEUED: case AL_BUFFERS_PROCESSED: /* Query only */ SETERR_RETURN(Context, AL_INVALID_OPERATION, false, "Setting read-only source property 0x%04x", prop); case AL_SOURCE_RELATIVE: CHECKSIZE(values, 1); CHECKVAL(values[0] == AL_FALSE || values[0] == AL_TRUE); Source->HeadRelative = static_cast(values[0]); return UpdateSourceProps(Source, Context); case AL_LOOPING: CHECKSIZE(values, 1); CHECKVAL(values[0] == AL_FALSE || values[0] == AL_TRUE); Source->Looping = static_cast(values[0]); if(IsPlayingOrPaused(Source)) { if(ALvoice *voice{GetSourceVoice(Source, Context)}) { if(Source->Looping) voice->mLoopBuffer.store(Source->queue, std::memory_order_release); else voice->mLoopBuffer.store(nullptr, std::memory_order_release); /* If the source is playing, wait for the current mix to finish * to ensure it isn't currently looping back or reaching the * end. */ while((device->MixCount.load(std::memory_order_acquire)&1)) std::this_thread::yield(); } } return true; case AL_BUFFER: CHECKSIZE(values, 1); buflock = std::unique_lock{device->BufferLock}; if(!(values[0] == 0 || (buffer=LookupBuffer(device, values[0])) != nullptr)) SETERR_RETURN(Context, AL_INVALID_VALUE, false, "Invalid buffer ID %u", values[0]); if(buffer && buffer->MappedAccess != 0 && !(buffer->MappedAccess&AL_MAP_PERSISTENT_BIT_SOFT)) SETERR_RETURN(Context, AL_INVALID_OPERATION, false, "Setting non-persistently mapped buffer %u", buffer->id); else { ALenum state = GetSourceState(Source, GetSourceVoice(Source, Context)); if(state == AL_PLAYING || state == AL_PAUSED) SETERR_RETURN(Context, AL_INVALID_OPERATION, false, "Setting buffer on playing or paused source %u", Source->id); } oldlist = Source->queue; if(buffer != nullptr) { /* Add the selected buffer to a one-item queue */ auto newlist = new ALbufferlistitem{}; newlist->mSampleLen = buffer->SampleLen; newlist->mBuffer = buffer; IncrementRef(buffer->ref); /* Source is now Static */ Source->SourceType = AL_STATIC; Source->queue = newlist; } else { /* Source is now Undetermined */ Source->SourceType = AL_UNDETERMINED; Source->queue = nullptr; } buflock.unlock(); /* Delete all elements in the previous queue */ while(oldlist != nullptr) { std::unique_ptr temp{oldlist}; oldlist = temp->mNext.load(std::memory_order_relaxed); if(ALbuffer *buffer{temp->mBuffer}) DecrementRef(buffer->ref); } return true; case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0); Source->OffsetType = prop; Source->Offset = values[0]; if(IsPlayingOrPaused(Source)) { ALCdevice *device{Context->mDevice.get()}; BackendLockGuard _{*device->Backend}; if(ALvoice *voice{GetSourceVoice(Source, Context)}) { if(ApplyOffset(Source, voice) == AL_FALSE) SETERR_RETURN(Context, AL_INVALID_VALUE, false, "Invalid source offset"); } } return true; case AL_DIRECT_FILTER: CHECKSIZE(values, 1); filtlock = std::unique_lock{device->FilterLock}; if(!(values[0] == 0 || (filter=LookupFilter(device, values[0])) != nullptr)) SETERR_RETURN(Context, AL_INVALID_VALUE, false, "Invalid filter ID %u", values[0]); if(!filter) { Source->Direct.Gain = 1.0f; Source->Direct.GainHF = 1.0f; Source->Direct.HFReference = LOWPASSFREQREF; Source->Direct.GainLF = 1.0f; Source->Direct.LFReference = HIGHPASSFREQREF; } else { Source->Direct.Gain = filter->Gain; Source->Direct.GainHF = filter->GainHF; Source->Direct.HFReference = filter->HFReference; Source->Direct.GainLF = filter->GainLF; Source->Direct.LFReference = filter->LFReference; } filtlock.unlock(); return UpdateSourceProps(Source, Context); case AL_DIRECT_FILTER_GAINHF_AUTO: CHECKSIZE(values, 1); CHECKVAL(values[0] == AL_FALSE || values[0] == AL_TRUE); Source->DryGainHFAuto = values[0]; return UpdateSourceProps(Source, Context); case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: CHECKSIZE(values, 1); CHECKVAL(values[0] == AL_FALSE || values[0] == AL_TRUE); Source->WetGainAuto = values[0]; return UpdateSourceProps(Source, Context); case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: CHECKSIZE(values, 1); CHECKVAL(values[0] == AL_FALSE || values[0] == AL_TRUE); Source->WetGainHFAuto = values[0]; return UpdateSourceProps(Source, Context); case AL_DIRECT_CHANNELS_SOFT: CHECKSIZE(values, 1); CHECKVAL(values[0] == AL_FALSE || values[0] == AL_TRUE); Source->DirectChannels = values[0]; return UpdateSourceProps(Source, Context); case AL_DISTANCE_MODEL: CHECKSIZE(values, 1); CHECKVAL(values[0] == AL_NONE || values[0] == AL_INVERSE_DISTANCE || values[0] == AL_INVERSE_DISTANCE_CLAMPED || values[0] == AL_LINEAR_DISTANCE || values[0] == AL_LINEAR_DISTANCE_CLAMPED || values[0] == AL_EXPONENT_DISTANCE || values[0] == AL_EXPONENT_DISTANCE_CLAMPED); Source->mDistanceModel = static_cast(values[0]); if(Context->mSourceDistanceModel) return UpdateSourceProps(Source, Context); return true; case AL_SOURCE_RESAMPLER_SOFT: CHECKSIZE(values, 1); CHECKVAL(values[0] >= 0 && values[0] <= ResamplerMax); Source->mResampler = static_cast(values[0]); return UpdateSourceProps(Source, Context); case AL_SOURCE_SPATIALIZE_SOFT: CHECKSIZE(values, 1); CHECKVAL(values[0] >= AL_FALSE && values[0] <= AL_AUTO_SOFT); Source->mSpatialize = static_cast(values[0]); return UpdateSourceProps(Source, Context); case AL_AUXILIARY_SEND_FILTER: CHECKSIZE(values, 3); slotlock = std::unique_lock{Context->mEffectSlotLock}; if(!(values[0] == 0 || (slot=LookupEffectSlot(Context, values[0])) != nullptr)) SETERR_RETURN(Context, AL_INVALID_VALUE, false, "Invalid effect ID %u", values[0]); if(static_cast(values[1]) >= static_cast(device->NumAuxSends)) SETERR_RETURN(Context, AL_INVALID_VALUE, false, "Invalid send %u", values[1]); filtlock = std::unique_lock{device->FilterLock}; if(!(values[2] == 0 || (filter=LookupFilter(device, values[2])) != nullptr)) SETERR_RETURN(Context, AL_INVALID_VALUE, false, "Invalid filter ID %u", values[2]); if(!filter) { /* Disable filter */ Source->Send[values[1]].Gain = 1.0f; Source->Send[values[1]].GainHF = 1.0f; Source->Send[values[1]].HFReference = LOWPASSFREQREF; Source->Send[values[1]].GainLF = 1.0f; Source->Send[values[1]].LFReference = HIGHPASSFREQREF; } else { Source->Send[values[1]].Gain = filter->Gain; Source->Send[values[1]].GainHF = filter->GainHF; Source->Send[values[1]].HFReference = filter->HFReference; Source->Send[values[1]].GainLF = filter->GainLF; Source->Send[values[1]].LFReference = filter->LFReference; } filtlock.unlock(); if(slot != Source->Send[values[1]].Slot && IsPlayingOrPaused(Source)) { /* Add refcount on the new slot, and release the previous slot */ if(slot) IncrementRef(slot->ref); if(Source->Send[values[1]].Slot) DecrementRef(Source->Send[values[1]].Slot->ref); Source->Send[values[1]].Slot = slot; /* We must force an update if the auxiliary slot changed on an * active source, in case the slot is about to be deleted. */ ALvoice *voice{GetSourceVoice(Source, Context)}; if(voice) UpdateSourceProps(Source, voice, Context); else Source->PropsClean.clear(std::memory_order_release); } else { if(slot) IncrementRef(slot->ref); if(Source->Send[values[1]].Slot) DecrementRef(Source->Send[values[1]].Slot->ref); Source->Send[values[1]].Slot = slot; UpdateSourceProps(Source, Context); } return true; /* 1x float */ case AL_CONE_INNER_ANGLE: case AL_CONE_OUTER_ANGLE: case AL_PITCH: case AL_GAIN: case AL_MIN_GAIN: case AL_MAX_GAIN: case AL_REFERENCE_DISTANCE: case AL_ROLLOFF_FACTOR: case AL_CONE_OUTER_GAIN: case AL_MAX_DISTANCE: case AL_DOPPLER_FACTOR: case AL_CONE_OUTER_GAINHF: case AL_AIR_ABSORPTION_FACTOR: case AL_ROOM_ROLLOFF_FACTOR: case AL_SOURCE_RADIUS: CHECKSIZE(values, 1); fvals[0] = static_cast(values[0]); return SetSourcefv(Source, Context, prop, {fvals, 1u}); /* 3x float */ case AL_POSITION: case AL_VELOCITY: case AL_DIRECTION: CHECKSIZE(values, 3); fvals[0] = static_cast(values[0]); fvals[1] = static_cast(values[1]); fvals[2] = static_cast(values[2]); return SetSourcefv(Source, Context, prop, {fvals, 3u}); /* 6x float */ case AL_ORIENTATION: CHECKSIZE(values, 6); fvals[0] = static_cast(values[0]); fvals[1] = static_cast(values[1]); fvals[2] = static_cast(values[2]); fvals[3] = static_cast(values[3]); fvals[4] = static_cast(values[4]); fvals[5] = static_cast(values[5]); return SetSourcefv(Source, Context, prop, {fvals, 6u}); case AL_SAMPLE_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_CLOCK_SOFT: case AL_SAMPLE_OFFSET_CLOCK_SOFT: case AL_STEREO_ANGLES: break; } ERR("Unexpected property: 0x%04x\n", prop); Context->setError(AL_INVALID_ENUM, "Invalid source integer property 0x%04x", prop); return false; } bool SetSourcei64v(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values) { ALfloat fvals[MaxValues]; ALint ivals[MaxValues]; switch(prop) { case AL_SOURCE_TYPE: case AL_BUFFERS_QUEUED: case AL_BUFFERS_PROCESSED: case AL_SOURCE_STATE: case AL_SAMPLE_OFFSET_LATENCY_SOFT: case AL_SAMPLE_OFFSET_CLOCK_SOFT: /* Query only */ SETERR_RETURN(Context, AL_INVALID_OPERATION, false, "Setting read-only source property 0x%04x", prop); /* 1x int */ case AL_SOURCE_RELATIVE: case AL_LOOPING: case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: case AL_DIRECT_FILTER_GAINHF_AUTO: case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: case AL_DIRECT_CHANNELS_SOFT: case AL_DISTANCE_MODEL: case AL_SOURCE_RESAMPLER_SOFT: case AL_SOURCE_SPATIALIZE_SOFT: CHECKSIZE(values, 1); CHECKVAL(values[0] <= INT_MAX && values[0] >= INT_MIN); ivals[0] = static_cast(values[0]); return SetSourceiv(Source, Context, prop, {ivals, 1u}); /* 1x uint */ case AL_BUFFER: case AL_DIRECT_FILTER: CHECKSIZE(values, 1); CHECKVAL(values[0] <= UINT_MAX && values[0] >= 0); ivals[0] = static_cast(values[0]); return SetSourceiv(Source, Context, prop, {ivals, 1u}); /* 3x uint */ case AL_AUXILIARY_SEND_FILTER: CHECKSIZE(values, 3); CHECKVAL(values[0] <= UINT_MAX && values[0] >= 0 && values[1] <= UINT_MAX && values[1] >= 0 && values[2] <= UINT_MAX && values[2] >= 0); ivals[0] = static_cast(values[0]); ivals[1] = static_cast(values[1]); ivals[2] = static_cast(values[2]); return SetSourceiv(Source, Context, prop, {ivals, 3u}); /* 1x float */ case AL_CONE_INNER_ANGLE: case AL_CONE_OUTER_ANGLE: case AL_PITCH: case AL_GAIN: case AL_MIN_GAIN: case AL_MAX_GAIN: case AL_REFERENCE_DISTANCE: case AL_ROLLOFF_FACTOR: case AL_CONE_OUTER_GAIN: case AL_MAX_DISTANCE: case AL_DOPPLER_FACTOR: case AL_CONE_OUTER_GAINHF: case AL_AIR_ABSORPTION_FACTOR: case AL_ROOM_ROLLOFF_FACTOR: case AL_SOURCE_RADIUS: CHECKSIZE(values, 1); fvals[0] = static_cast(values[0]); return SetSourcefv(Source, Context, prop, {fvals, 1u}); /* 3x float */ case AL_POSITION: case AL_VELOCITY: case AL_DIRECTION: CHECKSIZE(values, 3); fvals[0] = static_cast(values[0]); fvals[1] = static_cast(values[1]); fvals[2] = static_cast(values[2]); return SetSourcefv(Source, Context, prop, {fvals, 3u}); /* 6x float */ case AL_ORIENTATION: CHECKSIZE(values, 6); fvals[0] = static_cast(values[0]); fvals[1] = static_cast(values[1]); fvals[2] = static_cast(values[2]); fvals[3] = static_cast(values[3]); fvals[4] = static_cast(values[4]); fvals[5] = static_cast(values[5]); return SetSourcefv(Source, Context, prop, {fvals, 6u}); case AL_SEC_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_CLOCK_SOFT: case AL_STEREO_ANGLES: break; } ERR("Unexpected property: 0x%04x\n", prop); Context->setError(AL_INVALID_ENUM, "Invalid source integer64 property 0x%04x", prop); return false; } #undef CHECKVAL bool GetSourcedv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values); bool GetSourceiv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values); bool GetSourcei64v(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values); bool GetSourcedv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values) { ALCdevice *device{Context->mDevice.get()}; ClockLatency clocktime; std::chrono::nanoseconds srcclock; ALint ivals[MaxValues]; bool err; switch(prop) { case AL_GAIN: CHECKSIZE(values, 1); values[0] = Source->Gain; return true; case AL_PITCH: CHECKSIZE(values, 1); values[0] = Source->Pitch; return true; case AL_MAX_DISTANCE: CHECKSIZE(values, 1); values[0] = Source->MaxDistance; return true; case AL_ROLLOFF_FACTOR: CHECKSIZE(values, 1); values[0] = Source->RolloffFactor; return true; case AL_REFERENCE_DISTANCE: CHECKSIZE(values, 1); values[0] = Source->RefDistance; return true; case AL_CONE_INNER_ANGLE: CHECKSIZE(values, 1); values[0] = Source->InnerAngle; return true; case AL_CONE_OUTER_ANGLE: CHECKSIZE(values, 1); values[0] = Source->OuterAngle; return true; case AL_MIN_GAIN: CHECKSIZE(values, 1); values[0] = Source->MinGain; return true; case AL_MAX_GAIN: CHECKSIZE(values, 1); values[0] = Source->MaxGain; return true; case AL_CONE_OUTER_GAIN: CHECKSIZE(values, 1); values[0] = Source->OuterGain; return true; case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: CHECKSIZE(values, 1); values[0] = GetSourceOffset(Source, prop, Context); return true; case AL_CONE_OUTER_GAINHF: CHECKSIZE(values, 1); values[0] = Source->OuterGainHF; return true; case AL_AIR_ABSORPTION_FACTOR: CHECKSIZE(values, 1); values[0] = Source->AirAbsorptionFactor; return true; case AL_ROOM_ROLLOFF_FACTOR: CHECKSIZE(values, 1); values[0] = Source->RoomRolloffFactor; return true; case AL_DOPPLER_FACTOR: CHECKSIZE(values, 1); values[0] = Source->DopplerFactor; return true; case AL_SOURCE_RADIUS: CHECKSIZE(values, 1); values[0] = Source->Radius; return true; case AL_STEREO_ANGLES: CHECKSIZE(values, 2); values[0] = Source->StereoPan[0]; values[1] = Source->StereoPan[1]; return true; case AL_SEC_OFFSET_LATENCY_SOFT: CHECKSIZE(values, 2); /* Get the source offset with the clock time first. Then get the * clock time with the device latency. Order is important. */ values[0] = GetSourceSecOffset(Source, Context, &srcclock); { std::lock_guard _{device->StateLock}; clocktime = GetClockLatency(device); } if(srcclock == clocktime.ClockTime) values[1] = static_cast(clocktime.Latency.count()) / 1000000000.0; else { /* If the clock time incremented, reduce the latency by that * much since it's that much closer to the source offset it got * earlier. */ std::chrono::nanoseconds diff = clocktime.ClockTime - srcclock; values[1] = static_cast((clocktime.Latency - std::min(clocktime.Latency, diff)).count()) / 1000000000.0; } return true; case AL_SEC_OFFSET_CLOCK_SOFT: CHECKSIZE(values, 2); values[0] = GetSourceSecOffset(Source, Context, &srcclock); values[1] = srcclock.count() / 1000000000.0; return true; case AL_POSITION: CHECKSIZE(values, 3); values[0] = Source->Position[0]; values[1] = Source->Position[1]; values[2] = Source->Position[2]; return true; case AL_VELOCITY: CHECKSIZE(values, 3); values[0] = Source->Velocity[0]; values[1] = Source->Velocity[1]; values[2] = Source->Velocity[2]; return true; case AL_DIRECTION: CHECKSIZE(values, 3); values[0] = Source->Direction[0]; values[1] = Source->Direction[1]; values[2] = Source->Direction[2]; return true; case AL_ORIENTATION: CHECKSIZE(values, 6); values[0] = Source->OrientAt[0]; values[1] = Source->OrientAt[1]; values[2] = Source->OrientAt[2]; values[3] = Source->OrientUp[0]; values[4] = Source->OrientUp[1]; values[5] = Source->OrientUp[2]; return true; /* 1x int */ case AL_SOURCE_RELATIVE: case AL_LOOPING: case AL_SOURCE_STATE: case AL_BUFFERS_QUEUED: case AL_BUFFERS_PROCESSED: case AL_SOURCE_TYPE: case AL_DIRECT_FILTER_GAINHF_AUTO: case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: case AL_DIRECT_CHANNELS_SOFT: case AL_DISTANCE_MODEL: case AL_SOURCE_RESAMPLER_SOFT: case AL_SOURCE_SPATIALIZE_SOFT: CHECKSIZE(values, 1); if((err=GetSourceiv(Source, Context, prop, {ivals, 1u})) != false) values[0] = static_cast(ivals[0]); return err; case AL_BUFFER: case AL_DIRECT_FILTER: case AL_AUXILIARY_SEND_FILTER: case AL_SAMPLE_OFFSET_LATENCY_SOFT: case AL_SAMPLE_OFFSET_CLOCK_SOFT: break; } ERR("Unexpected property: 0x%04x\n", prop); Context->setError(AL_INVALID_ENUM, "Invalid source double property 0x%04x", prop); return false; } bool GetSourceiv(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values) { ALbufferlistitem *BufferList; ALdouble dvals[MaxValues]; bool err; switch(prop) { case AL_SOURCE_RELATIVE: CHECKSIZE(values, 1); values[0] = Source->HeadRelative; return true; case AL_LOOPING: CHECKSIZE(values, 1); values[0] = Source->Looping; return true; case AL_BUFFER: CHECKSIZE(values, 1); BufferList = (Source->SourceType == AL_STATIC) ? Source->queue : nullptr; values[0] = (BufferList && BufferList->mBuffer) ? BufferList->mBuffer->id : 0; return true; case AL_SOURCE_STATE: CHECKSIZE(values, 1); values[0] = GetSourceState(Source, GetSourceVoice(Source, Context)); return true; case AL_BUFFERS_QUEUED: CHECKSIZE(values, 1); if(!(BufferList=Source->queue)) values[0] = 0; else { ALsizei count{0}; do { ++count; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } while(BufferList != nullptr); values[0] = count; } return true; case AL_BUFFERS_PROCESSED: CHECKSIZE(values, 1); if(Source->Looping || Source->SourceType != AL_STREAMING) { /* Buffers on a looping source are in a perpetual state of * PENDING, so don't report any as PROCESSED */ values[0] = 0; } else { const ALbufferlistitem *BufferList{Source->queue}; const ALbufferlistitem *Current{nullptr}; ALsizei played{0}; ALvoice *voice{GetSourceVoice(Source, Context)}; if(voice != nullptr) Current = voice->mCurrentBuffer.load(std::memory_order_relaxed); else if(Source->state == AL_INITIAL) Current = BufferList; while(BufferList && BufferList != Current) { ++played; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } values[0] = played; } return true; case AL_SOURCE_TYPE: CHECKSIZE(values, 1); values[0] = Source->SourceType; return true; case AL_DIRECT_FILTER_GAINHF_AUTO: CHECKSIZE(values, 1); values[0] = Source->DryGainHFAuto; return true; case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: CHECKSIZE(values, 1); values[0] = Source->WetGainAuto; return true; case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: CHECKSIZE(values, 1); values[0] = Source->WetGainHFAuto; return true; case AL_DIRECT_CHANNELS_SOFT: CHECKSIZE(values, 1); values[0] = Source->DirectChannels; return true; case AL_DISTANCE_MODEL: CHECKSIZE(values, 1); values[0] = static_cast(Source->mDistanceModel); return true; case AL_SOURCE_RESAMPLER_SOFT: CHECKSIZE(values, 1); values[0] = Source->mResampler; return true; case AL_SOURCE_SPATIALIZE_SOFT: CHECKSIZE(values, 1); values[0] = Source->mSpatialize; return true; /* 1x float/double */ case AL_CONE_INNER_ANGLE: case AL_CONE_OUTER_ANGLE: case AL_PITCH: case AL_GAIN: case AL_MIN_GAIN: case AL_MAX_GAIN: case AL_REFERENCE_DISTANCE: case AL_ROLLOFF_FACTOR: case AL_CONE_OUTER_GAIN: case AL_MAX_DISTANCE: case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: case AL_DOPPLER_FACTOR: case AL_AIR_ABSORPTION_FACTOR: case AL_ROOM_ROLLOFF_FACTOR: case AL_CONE_OUTER_GAINHF: case AL_SOURCE_RADIUS: CHECKSIZE(values, 1); if((err=GetSourcedv(Source, Context, prop, {dvals, 1u})) != false) values[0] = static_cast(dvals[0]); return err; /* 3x float/double */ case AL_POSITION: case AL_VELOCITY: case AL_DIRECTION: CHECKSIZE(values, 3); if((err=GetSourcedv(Source, Context, prop, {dvals, 3u})) != false) { values[0] = static_cast(dvals[0]); values[1] = static_cast(dvals[1]); values[2] = static_cast(dvals[2]); } return err; /* 6x float/double */ case AL_ORIENTATION: CHECKSIZE(values, 6); if((err=GetSourcedv(Source, Context, prop, {dvals, 6u})) != false) { values[0] = static_cast(dvals[0]); values[1] = static_cast(dvals[1]); values[2] = static_cast(dvals[2]); values[3] = static_cast(dvals[3]); values[4] = static_cast(dvals[4]); values[5] = static_cast(dvals[5]); } return err; case AL_SAMPLE_OFFSET_LATENCY_SOFT: case AL_SAMPLE_OFFSET_CLOCK_SOFT: break; /* i64 only */ case AL_SEC_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_CLOCK_SOFT: break; /* Double only */ case AL_STEREO_ANGLES: break; /* Float/double only */ case AL_DIRECT_FILTER: case AL_AUXILIARY_SEND_FILTER: break; /* ??? */ } ERR("Unexpected property: 0x%04x\n", prop); Context->setError(AL_INVALID_ENUM, "Invalid source integer property 0x%04x", prop); return false; } bool GetSourcei64v(ALsource *Source, ALCcontext *Context, SourceProp prop, const al::span values) { ALCdevice *device = Context->mDevice.get(); ClockLatency clocktime; std::chrono::nanoseconds srcclock; ALdouble dvals[MaxValues]; ALint ivals[MaxValues]; bool err; switch(prop) { case AL_SAMPLE_OFFSET_LATENCY_SOFT: CHECKSIZE(values, 2); /* Get the source offset with the clock time first. Then get the * clock time with the device latency. Order is important. */ values[0] = GetSourceSampleOffset(Source, Context, &srcclock); { std::lock_guard _{device->StateLock}; clocktime = GetClockLatency(device); } if(srcclock == clocktime.ClockTime) values[1] = clocktime.Latency.count(); else { /* If the clock time incremented, reduce the latency by that * much since it's that much closer to the source offset it got * earlier. */ auto diff = clocktime.ClockTime - srcclock; values[1] = (clocktime.Latency - std::min(clocktime.Latency, diff)).count(); } return true; case AL_SAMPLE_OFFSET_CLOCK_SOFT: CHECKSIZE(values, 2); values[0] = GetSourceSampleOffset(Source, Context, &srcclock); values[1] = srcclock.count(); return true; /* 1x float/double */ case AL_CONE_INNER_ANGLE: case AL_CONE_OUTER_ANGLE: case AL_PITCH: case AL_GAIN: case AL_MIN_GAIN: case AL_MAX_GAIN: case AL_REFERENCE_DISTANCE: case AL_ROLLOFF_FACTOR: case AL_CONE_OUTER_GAIN: case AL_MAX_DISTANCE: case AL_SEC_OFFSET: case AL_SAMPLE_OFFSET: case AL_BYTE_OFFSET: case AL_DOPPLER_FACTOR: case AL_AIR_ABSORPTION_FACTOR: case AL_ROOM_ROLLOFF_FACTOR: case AL_CONE_OUTER_GAINHF: case AL_SOURCE_RADIUS: CHECKSIZE(values, 1); if((err=GetSourcedv(Source, Context, prop, {dvals, 1u})) != false) values[0] = static_cast(dvals[0]); return err; /* 3x float/double */ case AL_POSITION: case AL_VELOCITY: case AL_DIRECTION: CHECKSIZE(values, 3); if((err=GetSourcedv(Source, Context, prop, {dvals, 3u})) != false) { values[0] = static_cast(dvals[0]); values[1] = static_cast(dvals[1]); values[2] = static_cast(dvals[2]); } return err; /* 6x float/double */ case AL_ORIENTATION: CHECKSIZE(values, 6); if((err=GetSourcedv(Source, Context, prop, {dvals, 6u})) != false) { values[0] = static_cast(dvals[0]); values[1] = static_cast(dvals[1]); values[2] = static_cast(dvals[2]); values[3] = static_cast(dvals[3]); values[4] = static_cast(dvals[4]); values[5] = static_cast(dvals[5]); } return err; /* 1x int */ case AL_SOURCE_RELATIVE: case AL_LOOPING: case AL_SOURCE_STATE: case AL_BUFFERS_QUEUED: case AL_BUFFERS_PROCESSED: case AL_SOURCE_TYPE: case AL_DIRECT_FILTER_GAINHF_AUTO: case AL_AUXILIARY_SEND_FILTER_GAIN_AUTO: case AL_AUXILIARY_SEND_FILTER_GAINHF_AUTO: case AL_DIRECT_CHANNELS_SOFT: case AL_DISTANCE_MODEL: case AL_SOURCE_RESAMPLER_SOFT: case AL_SOURCE_SPATIALIZE_SOFT: CHECKSIZE(values, 1); if((err=GetSourceiv(Source, Context, prop, {ivals, 1u})) != false) values[0] = ivals[0]; return err; /* 1x uint */ case AL_BUFFER: case AL_DIRECT_FILTER: CHECKSIZE(values, 1); if((err=GetSourceiv(Source, Context, prop, {ivals, 1u})) != false) values[0] = static_cast(ivals[0]); return err; /* 3x uint */ case AL_AUXILIARY_SEND_FILTER: CHECKSIZE(values, 3); if((err=GetSourceiv(Source, Context, prop, {ivals, 3u})) != false) { values[0] = static_cast(ivals[0]); values[1] = static_cast(ivals[1]); values[2] = static_cast(ivals[2]); } return err; case AL_SEC_OFFSET_LATENCY_SOFT: case AL_SEC_OFFSET_CLOCK_SOFT: break; /* Double only */ case AL_STEREO_ANGLES: break; /* Float/double only */ } ERR("Unexpected property: 0x%04x\n", prop); Context->setError(AL_INVALID_ENUM, "Invalid source integer64 property 0x%04x", prop); return false; } } // namespace AL_API ALvoid AL_APIENTRY alGenSources(ALsizei n, ALuint *sources) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(n < 0) context->setError(AL_INVALID_VALUE, "Generating %d sources", n); else if(n == 1) { ALsource *source = AllocSource(context.get()); if(source) sources[0] = source->id; } else { al::vector tempids(n); auto alloc_end = std::find_if_not(tempids.begin(), tempids.end(), [&context](ALuint &id) -> bool { ALsource *source{AllocSource(context.get())}; if(!source) return false; id = source->id; return true; } ); if(alloc_end != tempids.end()) alDeleteSources(static_cast(std::distance(tempids.begin(), alloc_end)), tempids.data()); else std::copy(tempids.cbegin(), tempids.cend(), sources); } } END_API_FUNC AL_API ALvoid AL_APIENTRY alDeleteSources(ALsizei n, const ALuint *sources) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(n < 0) SETERR_RETURN(context, AL_INVALID_VALUE,, "Deleting %d sources", n); std::lock_guard _{context->mSourceLock}; /* Check that all Sources are valid */ const ALuint *sources_end = sources + n; auto invsrc = std::find_if_not(sources, sources_end, [&context](ALuint sid) -> bool { if(!LookupSource(context.get(), sid)) { context->setError(AL_INVALID_NAME, "Invalid source ID %u", sid); return false; } return true; } ); if LIKELY(invsrc == sources_end) { /* All good. Delete source IDs. */ std::for_each(sources, sources_end, [&context](ALuint sid) -> void { ALsource *src{LookupSource(context.get(), sid)}; if(src) FreeSource(context.get(), src); } ); } } END_API_FUNC AL_API ALboolean AL_APIENTRY alIsSource(ALuint source) START_API_FUNC { ContextRef context{GetContextRef()}; if LIKELY(context) { std::lock_guard _{context->mSourceLock}; if(LookupSource(context.get(), source) != nullptr) return AL_TRUE; } return AL_FALSE; } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcef(ALuint source, ALenum param, ALfloat value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else SetSourcefv(Source, context.get(), static_cast(param), {&value, 1u}); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSource3f(ALuint source, ALenum param, ALfloat value1, ALfloat value2, ALfloat value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else { const ALfloat fvals[3]{ value1, value2, value3 }; SetSourcefv(Source, context.get(), static_cast(param), fvals); } } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcefv(ALuint source, ALenum param, const ALfloat *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else SetSourcefv(Source, context.get(), static_cast(param), {values, MaxValues}); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcedSOFT(ALuint source, ALenum param, ALdouble value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else { const ALfloat fval[1]{static_cast(value)}; SetSourcefv(Source, context.get(), static_cast(param), fval); } } END_API_FUNC AL_API ALvoid AL_APIENTRY alSource3dSOFT(ALuint source, ALenum param, ALdouble value1, ALdouble value2, ALdouble value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else { const ALfloat fvals[3]{static_cast(value1), static_cast(value2), static_cast(value3)}; SetSourcefv(Source, context.get(), static_cast(param), fvals); } } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcedvSOFT(ALuint source, ALenum param, const ALdouble *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else { const ALuint count{DoubleValsByProp(param)}; ALfloat fvals[MaxValues]; for(ALuint i{0};i < count;i++) fvals[i] = static_cast(values[i]); SetSourcefv(Source, context.get(), static_cast(param), {fvals, count}); } } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcei(ALuint source, ALenum param, ALint value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else SetSourceiv(Source, context.get(), static_cast(param), {&value, 1u}); } END_API_FUNC AL_API void AL_APIENTRY alSource3i(ALuint source, ALenum param, ALint value1, ALint value2, ALint value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else { const ALint ivals[3]{ value1, value2, value3 }; SetSourceiv(Source, context.get(), static_cast(param), ivals); } } END_API_FUNC AL_API void AL_APIENTRY alSourceiv(ALuint source, ALenum param, const ALint *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source = LookupSource(context.get(), source); if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else SetSourceiv(Source, context.get(), static_cast(param), {values, MaxValues}); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcei64SOFT(ALuint source, ALenum param, ALint64SOFT value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else SetSourcei64v(Source, context.get(), static_cast(param), {&value, 1u}); } END_API_FUNC AL_API void AL_APIENTRY alSource3i64SOFT(ALuint source, ALenum param, ALint64SOFT value1, ALint64SOFT value2, ALint64SOFT value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else { const ALint64SOFT i64vals[3]{ value1, value2, value3 }; SetSourcei64v(Source, context.get(), static_cast(param), i64vals); } } END_API_FUNC AL_API void AL_APIENTRY alSourcei64vSOFT(ALuint source, ALenum param, const ALint64SOFT *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mPropLock}; std::lock_guard __{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else SetSourcei64v(Source, context.get(), static_cast(param), {values, MaxValues}); } END_API_FUNC AL_API ALvoid AL_APIENTRY alGetSourcef(ALuint source, ALenum param, ALfloat *value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!value) context->setError(AL_INVALID_VALUE, "NULL pointer"); else { ALdouble dval[1]; if(GetSourcedv(Source, context.get(), static_cast(param), dval)) *value = static_cast(dval[0]); } } END_API_FUNC AL_API ALvoid AL_APIENTRY alGetSource3f(ALuint source, ALenum param, ALfloat *value1, ALfloat *value2, ALfloat *value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!(value1 && value2 && value3)) context->setError(AL_INVALID_VALUE, "NULL pointer"); else { ALdouble dvals[3]; if(GetSourcedv(Source, context.get(), static_cast(param), dvals)) { *value1 = static_cast(dvals[0]); *value2 = static_cast(dvals[1]); *value3 = static_cast(dvals[2]); } } } END_API_FUNC AL_API ALvoid AL_APIENTRY alGetSourcefv(ALuint source, ALenum param, ALfloat *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else { const ALuint count{FloatValsByProp(param)}; ALdouble dvals[MaxValues]; if(GetSourcedv(Source, context.get(), static_cast(param), {dvals, count})) { for(ALuint i{0};i < count;i++) values[i] = static_cast(dvals[i]); } } } END_API_FUNC AL_API void AL_APIENTRY alGetSourcedSOFT(ALuint source, ALenum param, ALdouble *value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!value) context->setError(AL_INVALID_VALUE, "NULL pointer"); else GetSourcedv(Source, context.get(), static_cast(param), {value, 1u}); } END_API_FUNC AL_API void AL_APIENTRY alGetSource3dSOFT(ALuint source, ALenum param, ALdouble *value1, ALdouble *value2, ALdouble *value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!(value1 && value2 && value3)) context->setError(AL_INVALID_VALUE, "NULL pointer"); else { ALdouble dvals[3]; if(GetSourcedv(Source, context.get(), static_cast(param), dvals)) { *value1 = dvals[0]; *value2 = dvals[1]; *value3 = dvals[2]; } } } END_API_FUNC AL_API void AL_APIENTRY alGetSourcedvSOFT(ALuint source, ALenum param, ALdouble *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else GetSourcedv(Source, context.get(), static_cast(param), {values, MaxValues}); } END_API_FUNC AL_API ALvoid AL_APIENTRY alGetSourcei(ALuint source, ALenum param, ALint *value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!value) context->setError(AL_INVALID_VALUE, "NULL pointer"); else GetSourceiv(Source, context.get(), static_cast(param), {value, 1u}); } END_API_FUNC AL_API void AL_APIENTRY alGetSource3i(ALuint source, ALenum param, ALint *value1, ALint *value2, ALint *value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!(value1 && value2 && value3)) context->setError(AL_INVALID_VALUE, "NULL pointer"); else { ALint ivals[3]; if(GetSourceiv(Source, context.get(), static_cast(param), ivals)) { *value1 = ivals[0]; *value2 = ivals[1]; *value3 = ivals[2]; } } } END_API_FUNC AL_API void AL_APIENTRY alGetSourceiv(ALuint source, ALenum param, ALint *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else GetSourceiv(Source, context.get(), static_cast(param), {values, MaxValues}); } END_API_FUNC AL_API void AL_APIENTRY alGetSourcei64SOFT(ALuint source, ALenum param, ALint64SOFT *value) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!value) context->setError(AL_INVALID_VALUE, "NULL pointer"); else GetSourcei64v(Source, context.get(), static_cast(param), {value, 1u}); } END_API_FUNC AL_API void AL_APIENTRY alGetSource3i64SOFT(ALuint source, ALenum param, ALint64SOFT *value1, ALint64SOFT *value2, ALint64SOFT *value3) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!(value1 && value2 && value3)) context->setError(AL_INVALID_VALUE, "NULL pointer"); else { ALint64SOFT i64vals[3]; if(GetSourcei64v(Source, context.get(), static_cast(param), i64vals)) { *value1 = i64vals[0]; *value2 = i64vals[1]; *value3 = i64vals[2]; } } } END_API_FUNC AL_API void AL_APIENTRY alGetSourcei64vSOFT(ALuint source, ALenum param, ALint64SOFT *values) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; std::lock_guard _{context->mSourceLock}; ALsource *Source{LookupSource(context.get(), source)}; if UNLIKELY(!Source) context->setError(AL_INVALID_NAME, "Invalid source ID %u", source); else if UNLIKELY(!values) context->setError(AL_INVALID_VALUE, "NULL pointer"); else GetSourcei64v(Source, context.get(), static_cast(param), {values, MaxValues}); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcePlay(ALuint source) START_API_FUNC { alSourcePlayv(1, &source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcePlayv(ALsizei n, const ALuint *sources) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(n < 0) context->setError(AL_INVALID_VALUE, "Playing %d sources", n); if UNLIKELY(n <= 0) return; al::vector extra_sources; std::array source_storage; ALsource **srchandles{source_storage.data()}; if UNLIKELY(static_cast(n) > source_storage.size()) { extra_sources.resize(n); srchandles = extra_sources.data(); } std::lock_guard _{context->mSourceLock}; for(ALsizei i{0};i < n;i++) { srchandles[i] = LookupSource(context.get(), sources[i]); if(!srchandles[i]) SETERR_RETURN(context, AL_INVALID_NAME,, "Invalid source ID %u", sources[i]); } ALCdevice *device{context->mDevice.get()}; BackendLockGuard __{*device->Backend}; /* If the device is disconnected, go right to stopped. */ if UNLIKELY(!device->Connected.load(std::memory_order_acquire)) { /* TODO: Send state change event? */ std::for_each(srchandles, srchandles+n, [](ALsource *source) -> void { source->OffsetType = AL_NONE; source->Offset = 0.0; source->state = AL_STOPPED; } ); return; } /* Count the number of reusable voices. */ auto voices_end = context->mVoices->begin() + context->mVoiceCount.load(std::memory_order_relaxed); auto free_voices = std::accumulate(context->mVoices->begin(), voices_end, ALsizei{0}, [](const ALsizei count, const ALvoice &voice) noexcept -> ALsizei { if(voice.mPlayState.load(std::memory_order_acquire) == ALvoice::Stopped && voice.mSourceID.load(std::memory_order_relaxed) == 0u) return count + 1; return count; } ); if UNLIKELY(n > free_voices) { /* Increment the number of voices to handle the request. */ const ALuint need_voices{static_cast(n) - free_voices}; const size_t rem_voices{context->mVoices->size() - context->mVoiceCount.load(std::memory_order_relaxed)}; if UNLIKELY(need_voices > rem_voices) { /* Allocate more voices to get enough. */ const size_t alloc_count{need_voices - rem_voices}; if UNLIKELY(context->mVoices->size() > std::numeric_limits::max()-alloc_count) SETERR_RETURN(context, AL_OUT_OF_MEMORY,, "Overflow increasing voice count to %zu + %zu", context->mVoices->size(), alloc_count); const size_t newcount{context->mVoices->size() + alloc_count}; context->allocVoices(newcount); } context->mVoiceCount.fetch_add(need_voices, std::memory_order_relaxed); } auto start_source = [&context,device](ALsource *source) -> void { /* Check that there is a queue containing at least one valid, non zero * length buffer. */ ALbufferlistitem *BufferList{source->queue}; while(BufferList && BufferList->mSampleLen == 0) BufferList = BufferList->mNext.load(std::memory_order_relaxed); /* If there's nothing to play, go right to stopped. */ if UNLIKELY(!BufferList) { /* NOTE: A source without any playable buffers should not have an * ALvoice since it shouldn't be in a playing or paused state. So * there's no need to look up its voice and clear the source. */ ALenum oldstate{GetSourceState(source, nullptr)}; source->OffsetType = AL_NONE; source->Offset = 0.0; if(oldstate != AL_STOPPED) { source->state = AL_STOPPED; SendStateChangeEvent(context.get(), source->id, AL_STOPPED); } return; } ALvoice *voice{GetSourceVoice(source, context.get())}; switch(GetSourceState(source, voice)) { case AL_PLAYING: assert(voice != nullptr); /* A source that's already playing is restarted from the beginning. */ voice->mCurrentBuffer.store(BufferList, std::memory_order_relaxed); voice->mPosition.store(0u, std::memory_order_relaxed); voice->mPositionFrac.store(0, std::memory_order_release); return; case AL_PAUSED: assert(voice != nullptr); /* A source that's paused simply resumes. */ voice->mPlayState.store(ALvoice::Playing, std::memory_order_release); source->state = AL_PLAYING; SendStateChangeEvent(context.get(), source->id, AL_PLAYING); return; default: assert(voice == nullptr); break; } /* Look for an unused voice to play this source with. */ auto voices_end = context->mVoices->begin() + context->mVoiceCount.load(std::memory_order_relaxed); voice = std::find_if(context->mVoices->begin(), voices_end, [](const ALvoice &voice) noexcept -> bool { return voice.mPlayState.load(std::memory_order_acquire) == ALvoice::Stopped && voice.mSourceID.load(std::memory_order_relaxed) == 0u; } ); assert(voice != voices_end); auto vidx = static_cast(std::distance(context->mVoices->begin(), voice)); voice->mPlayState.store(ALvoice::Stopped, std::memory_order_release); source->PropsClean.test_and_set(std::memory_order_acquire); UpdateSourceProps(source, voice, context.get()); /* A source that's not playing or paused has any offset applied when it * starts playing. */ if(source->Looping) voice->mLoopBuffer.store(source->queue, std::memory_order_relaxed); else voice->mLoopBuffer.store(nullptr, std::memory_order_relaxed); voice->mCurrentBuffer.store(BufferList, std::memory_order_relaxed); voice->mPosition.store(0u, std::memory_order_relaxed); voice->mPositionFrac.store(0, std::memory_order_relaxed); bool start_fading{false}; if(ApplyOffset(source, voice) != AL_FALSE) start_fading = voice->mPosition.load(std::memory_order_relaxed) != 0 || voice->mPositionFrac.load(std::memory_order_relaxed) != 0 || voice->mCurrentBuffer.load(std::memory_order_relaxed) != BufferList; ALbuffer *buffer{BufferList->mBuffer}; voice->mFrequency = buffer->Frequency; voice->mFmtChannels = buffer->mFmtChannels; voice->mNumChannels = ChannelsFromFmt(buffer->mFmtChannels); voice->mSampleSize = BytesFromFmt(buffer->mFmtType); /* Clear the stepping value so the mixer knows not to mix this until * the update gets applied. */ voice->mStep = 0; voice->mFlags = start_fading ? VOICE_IS_FADING : 0; if(source->SourceType == AL_STATIC) voice->mFlags |= VOICE_IS_STATIC; /* Don't need to set the VOICE_IS_AMBISONIC flag if the device is * mixing in first order. No HF scaling is necessary to mix it. */ if((voice->mFmtChannels == FmtBFormat2D || voice->mFmtChannels == FmtBFormat3D) && device->mAmbiOrder > 1) { const int *OrderFromChan; if(voice->mFmtChannels == FmtBFormat2D) { static constexpr int Order2DFromChan[MAX_AMBI2D_CHANNELS]{ 0, 1,1, 2,2, 3,3 }; OrderFromChan = Order2DFromChan; } else { static constexpr int Order3DFromChan[MAX_AMBI_CHANNELS]{ 0, 1,1,1, 2,2,2,2,2, 3,3,3,3,3,3,3, }; OrderFromChan = Order3DFromChan; } BandSplitter splitter{400.0f / static_cast(device->Frequency)}; const auto scales = BFormatDec::GetHFOrderScales(1, device->mAmbiOrder); auto init_ambi = [scales,&OrderFromChan,&splitter](ALvoice::ChannelData &chandata) -> void { chandata.mPrevSamples.fill(0.0f); chandata.mAmbiScale = scales[*(OrderFromChan++)]; chandata.mAmbiSplitter = splitter; }; std::for_each(voice->mChans.begin(), voice->mChans.begin()+voice->mNumChannels, init_ambi); voice->mFlags |= VOICE_IS_AMBISONIC; } else { /* Clear previous samples. */ auto clear_prevs = [](ALvoice::ChannelData &chandata) -> void { chandata.mPrevSamples.fill(0.0f); }; std::for_each(voice->mChans.begin(), voice->mChans.begin()+voice->mNumChannels, clear_prevs); } auto clear_params = [device](ALvoice::ChannelData &chandata) -> void { chandata.mDryParams = DirectParams{}; std::fill_n(chandata.mWetParams.begin(), device->NumAuxSends, SendParams{}); }; std::for_each(voice->mChans.begin(), voice->mChans.begin()+voice->mNumChannels, clear_params); if(device->AvgSpeakerDist > 0.0f) { const ALfloat w1{SPEEDOFSOUNDMETRESPERSEC / (device->AvgSpeakerDist * device->Frequency)}; auto init_nfc = [w1](ALvoice::ChannelData &chandata) -> void { chandata.mDryParams.NFCtrlFilter.init(w1); }; std::for_each(voice->mChans.begin(), voice->mChans.begin()+voice->mNumChannels, init_nfc); } voice->mSourceID.store(source->id, std::memory_order_relaxed); voice->mPlayState.store(ALvoice::Playing, std::memory_order_release); source->state = AL_PLAYING; source->VoiceIdx = vidx; SendStateChangeEvent(context.get(), source->id, AL_PLAYING); }; std::for_each(srchandles, srchandles+n, start_source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcePause(ALuint source) START_API_FUNC { alSourcePausev(1, &source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourcePausev(ALsizei n, const ALuint *sources) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(n < 0) context->setError(AL_INVALID_VALUE, "Pausing %d sources", n); if UNLIKELY(n <= 0) return; al::vector extra_sources; std::array source_storage; ALsource **srchandles{source_storage.data()}; if UNLIKELY(static_cast(n) > source_storage.size()) { extra_sources.resize(n); srchandles = extra_sources.data(); } std::lock_guard _{context->mSourceLock}; for(ALsizei i{0};i < n;i++) { srchandles[i] = LookupSource(context.get(), sources[i]); if(!srchandles[i]) SETERR_RETURN(context, AL_INVALID_NAME,, "Invalid source ID %u", sources[i]); } ALCdevice *device{context->mDevice.get()}; BackendLockGuard __{*device->Backend}; auto pause_source = [&context](ALsource *source) -> void { ALvoice *voice{GetSourceVoice(source, context.get())}; if(voice) { std::atomic_thread_fence(std::memory_order_release); ALvoice::State oldvstate{ALvoice::Playing}; voice->mPlayState.compare_exchange_strong(oldvstate, ALvoice::Stopping, std::memory_order_acq_rel, std::memory_order_acquire); } if(GetSourceState(source, voice) == AL_PLAYING) { source->state = AL_PAUSED; SendStateChangeEvent(context.get(), source->id, AL_PAUSED); } }; std::for_each(srchandles, srchandles+n, pause_source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourceStop(ALuint source) START_API_FUNC { alSourceStopv(1, &source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourceStopv(ALsizei n, const ALuint *sources) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(n < 0) context->setError(AL_INVALID_VALUE, "Stopping %d sources", n); if UNLIKELY(n <= 0) return; al::vector extra_sources; std::array source_storage; ALsource **srchandles{source_storage.data()}; if UNLIKELY(static_cast(n) > source_storage.size()) { extra_sources.resize(n); srchandles = extra_sources.data(); } std::lock_guard _{context->mSourceLock}; for(ALsizei i{0};i < n;i++) { srchandles[i] = LookupSource(context.get(), sources[i]); if(!srchandles[i]) SETERR_RETURN(context, AL_INVALID_NAME,, "Invalid source ID %u", sources[i]); } ALCdevice *device{context->mDevice.get()}; BackendLockGuard __{*device->Backend}; auto stop_source = [&context](ALsource *source) -> void { ALvoice *voice{GetSourceVoice(source, context.get())}; if(voice != nullptr) { voice->mCurrentBuffer.store(nullptr, std::memory_order_relaxed); voice->mLoopBuffer.store(nullptr, std::memory_order_relaxed); voice->mSourceID.store(0u, std::memory_order_relaxed); std::atomic_thread_fence(std::memory_order_release); ALvoice::State oldvstate{ALvoice::Playing}; voice->mPlayState.compare_exchange_strong(oldvstate, ALvoice::Stopping, std::memory_order_acq_rel, std::memory_order_acquire); voice = nullptr; } ALenum oldstate{GetSourceState(source, voice)}; if(oldstate != AL_INITIAL && oldstate != AL_STOPPED) { source->state = AL_STOPPED; SendStateChangeEvent(context.get(), source->id, AL_STOPPED); } source->OffsetType = AL_NONE; source->Offset = 0.0; }; std::for_each(srchandles, srchandles+n, stop_source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourceRewind(ALuint source) START_API_FUNC { alSourceRewindv(1, &source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourceRewindv(ALsizei n, const ALuint *sources) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(n < 0) context->setError(AL_INVALID_VALUE, "Rewinding %d sources", n); if UNLIKELY(n <= 0) return; al::vector extra_sources; std::array source_storage; ALsource **srchandles{source_storage.data()}; if UNLIKELY(static_cast(n) > source_storage.size()) { extra_sources.resize(n); srchandles = extra_sources.data(); } std::lock_guard _{context->mSourceLock}; for(ALsizei i{0};i < n;i++) { srchandles[i] = LookupSource(context.get(), sources[i]); if(!srchandles[i]) SETERR_RETURN(context, AL_INVALID_NAME,, "Invalid source ID %u", sources[i]); } ALCdevice *device{context->mDevice.get()}; BackendLockGuard __{*device->Backend}; auto rewind_source = [&context](ALsource *source) -> void { ALvoice *voice{GetSourceVoice(source, context.get())}; if(voice != nullptr) { voice->mCurrentBuffer.store(nullptr, std::memory_order_relaxed); voice->mLoopBuffer.store(nullptr, std::memory_order_relaxed); voice->mSourceID.store(0u, std::memory_order_relaxed); std::atomic_thread_fence(std::memory_order_release); ALvoice::State oldvstate{ALvoice::Playing}; voice->mPlayState.compare_exchange_strong(oldvstate, ALvoice::Stopping, std::memory_order_acq_rel, std::memory_order_acquire); voice = nullptr; } if(GetSourceState(source, voice) != AL_INITIAL) { source->state = AL_INITIAL; SendStateChangeEvent(context.get(), source->id, AL_INITIAL); } source->OffsetType = AL_NONE; source->Offset = 0.0; }; std::for_each(srchandles, srchandles+n, rewind_source); } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourceQueueBuffers(ALuint src, ALsizei nb, const ALuint *buffers) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(nb < 0) context->setError(AL_INVALID_VALUE, "Queueing %d buffers", nb); if UNLIKELY(nb <= 0) return; std::lock_guard _{context->mSourceLock}; ALsource *source{LookupSource(context.get(),src)}; if UNLIKELY(!source) SETERR_RETURN(context, AL_INVALID_NAME,, "Invalid source ID %u", src); /* Can't queue on a Static Source */ if UNLIKELY(source->SourceType == AL_STATIC) SETERR_RETURN(context, AL_INVALID_OPERATION,, "Queueing onto static source %u", src); /* Check for a valid Buffer, for its frequency and format */ ALCdevice *device{context->mDevice.get()}; ALbuffer *BufferFmt{nullptr}; ALbufferlistitem *BufferList{source->queue}; while(BufferList && !BufferFmt) { BufferFmt = BufferList->mBuffer; BufferList = BufferList->mNext.load(std::memory_order_relaxed); } std::unique_lock buflock{device->BufferLock}; ALbufferlistitem *BufferListStart{nullptr}; BufferList = nullptr; for(ALsizei i{0};i < nb;i++) { ALbuffer *buffer{nullptr}; if(buffers[i] && (buffer=LookupBuffer(device, buffers[i])) == nullptr) { context->setError(AL_INVALID_NAME, "Queueing invalid buffer ID %u", buffers[i]); goto buffer_error; } if(!BufferListStart) { BufferListStart = new ALbufferlistitem{}; BufferList = BufferListStart; } else { auto item = new ALbufferlistitem{}; BufferList->mNext.store(item, std::memory_order_relaxed); BufferList = item; } BufferList->mNext.store(nullptr, std::memory_order_relaxed); BufferList->mSampleLen = buffer ? buffer->SampleLen : 0; BufferList->mBuffer = buffer; if(!buffer) continue; IncrementRef(buffer->ref); if(buffer->MappedAccess != 0 && !(buffer->MappedAccess&AL_MAP_PERSISTENT_BIT_SOFT)) { context->setError(AL_INVALID_OPERATION, "Queueing non-persistently mapped buffer %u", buffer->id); goto buffer_error; } if(BufferFmt == nullptr) BufferFmt = buffer; else if(BufferFmt->Frequency != buffer->Frequency || BufferFmt->mFmtChannels != buffer->mFmtChannels || BufferFmt->OriginalType != buffer->OriginalType) { context->setError(AL_INVALID_OPERATION, "Queueing buffer with mismatched format"); buffer_error: /* A buffer failed (invalid ID or format), so unlock and release * each buffer we had. */ while(BufferListStart) { std::unique_ptr head{BufferListStart}; BufferListStart = head->mNext.load(std::memory_order_relaxed); if(ALbuffer *buffer{head->mBuffer}) DecrementRef(buffer->ref); } return; } } /* All buffers good. */ buflock.unlock(); /* Source is now streaming */ source->SourceType = AL_STREAMING; if(!(BufferList=source->queue)) source->queue = BufferListStart; else { ALbufferlistitem *next; while((next=BufferList->mNext.load(std::memory_order_relaxed)) != nullptr) BufferList = next; BufferList->mNext.store(BufferListStart, std::memory_order_release); } } END_API_FUNC AL_API ALvoid AL_APIENTRY alSourceUnqueueBuffers(ALuint src, ALsizei nb, ALuint *buffers) START_API_FUNC { ContextRef context{GetContextRef()}; if UNLIKELY(!context) return; if UNLIKELY(nb < 0) context->setError(AL_INVALID_VALUE, "Unqueueing %d buffers", nb); if UNLIKELY(nb <= 0) return; std::lock_guard _{context->mSourceLock}; ALsource *source{LookupSource(context.get(),src)}; if UNLIKELY(!source) SETERR_RETURN(context, AL_INVALID_NAME,, "Invalid source ID %u", src); if UNLIKELY(source->Looping) SETERR_RETURN(context, AL_INVALID_VALUE,, "Unqueueing from looping source %u", src); if UNLIKELY(source->SourceType != AL_STREAMING) SETERR_RETURN(context, AL_INVALID_VALUE,, "Unqueueing from a non-streaming source %u", src); /* Make sure enough buffers have been processed to unqueue. */ ALbufferlistitem *BufferList{source->queue}; ALvoice *voice{GetSourceVoice(source, context.get())}; ALbufferlistitem *Current{nullptr}; if(voice) Current = voice->mCurrentBuffer.load(std::memory_order_relaxed); else if(source->state == AL_INITIAL) Current = BufferList; if UNLIKELY(BufferList == Current) SETERR_RETURN(context, AL_INVALID_VALUE,, "Unqueueing pending buffers"); ALuint i{1u}; while(i < static_cast(nb)) { /* If the next bufferlist to check is NULL or is the current one, it's * trying to unqueue pending buffers. */ ALbufferlistitem *next{BufferList->mNext.load(std::memory_order_relaxed)}; if UNLIKELY(!next || next == Current) SETERR_RETURN(context, AL_INVALID_VALUE,, "Unqueueing pending buffers"); BufferList = next; ++i; } while(nb > 0) { std::unique_ptr head{source->queue}; source->queue = head->mNext.load(std::memory_order_relaxed); if(ALbuffer *buffer{head->mBuffer}) { *(buffers++) = buffer->id; DecrementRef(buffer->ref); } else *(buffers++) = 0; --nb; } } END_API_FUNC ALsource::ALsource(ALsizei num_sends) { InnerAngle = 360.0f; OuterAngle = 360.0f; Pitch = 1.0f; Position[0] = 0.0f; Position[1] = 0.0f; Position[2] = 0.0f; Velocity[0] = 0.0f; Velocity[1] = 0.0f; Velocity[2] = 0.0f; Direction[0] = 0.0f; Direction[1] = 0.0f; Direction[2] = 0.0f; OrientAt[0] = 0.0f; OrientAt[1] = 0.0f; OrientAt[2] = -1.0f; OrientUp[0] = 0.0f; OrientUp[1] = 1.0f; OrientUp[2] = 0.0f; RefDistance = 1.0f; MaxDistance = std::numeric_limits::max(); RolloffFactor = 1.0f; Gain = 1.0f; MinGain = 0.0f; MaxGain = 1.0f; OuterGain = 0.0f; OuterGainHF = 1.0f; DryGainHFAuto = AL_TRUE; WetGainAuto = AL_TRUE; WetGainHFAuto = AL_TRUE; AirAbsorptionFactor = 0.0f; RoomRolloffFactor = 0.0f; DopplerFactor = 1.0f; HeadRelative = AL_FALSE; Looping = AL_FALSE; mDistanceModel = DistanceModel::Default; mResampler = ResamplerDefault; DirectChannels = AL_FALSE; mSpatialize = SpatializeAuto; StereoPan[0] = Deg2Rad( 30.0f); StereoPan[1] = Deg2Rad(-30.0f); Radius = 0.0f; Direct.Gain = 1.0f; Direct.GainHF = 1.0f; Direct.HFReference = LOWPASSFREQREF; Direct.GainLF = 1.0f; Direct.LFReference = HIGHPASSFREQREF; Send.resize(num_sends); for(auto &send : Send) { send.Slot = nullptr; send.Gain = 1.0f; send.GainHF = 1.0f; send.HFReference = LOWPASSFREQREF; send.GainLF = 1.0f; send.LFReference = HIGHPASSFREQREF; } PropsClean.test_and_set(std::memory_order_relaxed); } ALsource::~ALsource() { ALbufferlistitem *BufferList{queue}; while(BufferList != nullptr) { std::unique_ptr head{BufferList}; BufferList = head->mNext.load(std::memory_order_relaxed); if(ALbuffer *buffer{BufferList->mBuffer}) DecrementRef(buffer->ref); } queue = nullptr; std::for_each(Send.begin(), Send.end(), [](ALsource::SendData &send) -> void { if(send.Slot) DecrementRef(send.Slot->ref); send.Slot = nullptr; } ); } void UpdateAllSourceProps(ALCcontext *context) { auto voices_end = context->mVoices->begin() + context->mVoiceCount.load(std::memory_order_relaxed); std::for_each(context->mVoices->begin(), voices_end, [context](ALvoice &voice) -> void { ALuint sid{voice.mSourceID.load(std::memory_order_acquire)}; ALsource *source = sid ? LookupSource(context, sid) : nullptr; if(source && !source->PropsClean.test_and_set(std::memory_order_acq_rel)) UpdateSourceProps(source, &voice, context); } ); } SourceSubList::~SourceSubList() { uint64_t usemask{~FreeMask}; while(usemask) { ALsizei idx{CTZ64(usemask)}; al::destroy_at(Sources+idx); usemask &= ~(1_u64 << idx); } FreeMask = ~usemask; al_free(Sources); Sources = nullptr; }