Store the listener directly in the context

6 files changed, 104 insertions, 104 deletions

diff --git a/Alc/alc.cpp b/Alc/alc.cpp
index daa0818d..7b55f120 100644
--- a/Alc/alc.cpp
+++ b/Alc/alc.cpp
@@ -1623,7 +1623,7 @@ void ALCcontext_ProcessUpdates(ALCcontext *context)
 
         if(!ATOMIC_EXCHANGE(&context->PropsClean, AL_TRUE, almemory_order_acq_rel))
             UpdateContextProps(context);
-        if(!ATOMIC_EXCHANGE(&context->Listener->PropsClean, AL_TRUE, almemory_order_acq_rel))
+        if(!ATOMIC_EXCHANGE(&context->Listener.PropsClean, AL_TRUE, almemory_order_acq_rel))
             UpdateListenerProps(context);
         UpdateAllEffectSlotProps(context);
         UpdateAllSourceProps(context);
@@ -2368,7 +2368,7 @@ static ALCenum UpdateDeviceParams(ALCdevice *device, const ALCint *attrList)
 
         ATOMIC_STORE(&context->PropsClean, AL_TRUE, almemory_order_release);
         UpdateContextProps(context);
-        ATOMIC_STORE(&context->Listener->PropsClean, AL_TRUE, almemory_order_release);
+        ATOMIC_STORE(&context->Listener.PropsClean, AL_TRUE, almemory_order_release);
         UpdateListenerProps(context);
         UpdateAllSourceProps(context);
         almtx_unlock(&context->PropLock);
@@ -2585,26 +2585,26 @@ static ALCboolean VerifyDevice(ALCdevice **device)
  */
 static ALvoid InitContext(ALCcontext *Context)
 {
-    ALlistener *listener = Context->Listener;
+    ALlistener &listener = Context->Listener;
     struct ALeffectslotArray *auxslots;
 
     //Initialise listener
-    listener->Gain = 1.0f;
-    listener->Position[0] = 0.0f;
-    listener->Position[1] = 0.0f;
-    listener->Position[2] = 0.0f;
-    listener->Velocity[0] = 0.0f;
-    listener->Velocity[1] = 0.0f;
-    listener->Velocity[2] = 0.0f;
-    listener->Forward[0] = 0.0f;
-    listener->Forward[1] = 0.0f;
-    listener->Forward[2] = -1.0f;
-    listener->Up[0] = 0.0f;
-    listener->Up[1] = 1.0f;
-    listener->Up[2] = 0.0f;
-    ATOMIC_INIT(&listener->PropsClean, AL_TRUE);
-
-    ATOMIC_INIT(&listener->Update, static_cast<ALlistenerProps*>(nullptr));
+    listener.Gain = 1.0f;
+    listener.Position[0] = 0.0f;
+    listener.Position[1] = 0.0f;
+    listener.Position[2] = 0.0f;
+    listener.Velocity[0] = 0.0f;
+    listener.Velocity[1] = 0.0f;
+    listener.Velocity[2] = 0.0f;
+    listener.Forward[0] = 0.0f;
+    listener.Forward[1] = 0.0f;
+    listener.Forward[2] = -1.0f;
+    listener.Up[0] = 0.0f;
+    listener.Up[1] = 1.0f;
+    listener.Up[2] = 0.0f;
+    ATOMIC_INIT(&listener.PropsClean, AL_TRUE);
+
+    ATOMIC_INIT(&listener.Update, static_cast<ALlistenerProps*>(nullptr));
 
     //Validate Context
     InitRef(&Context->UpdateCount, 0);
@@ -2658,16 +2658,16 @@ static ALvoid InitContext(ALCcontext *Context)
     Context->ExtensionList = alExtList;
 
 
-    listener->Params.Matrix = aluMatrixf::Identity;
-    aluVectorSet(&listener->Params.Velocity, 0.0f, 0.0f, 0.0f, 0.0f);
-    listener->Params.Gain = listener->Gain;
-    listener->Params.MetersPerUnit = Context->MetersPerUnit;
-    listener->Params.DopplerFactor = Context->DopplerFactor;
-    listener->Params.SpeedOfSound = Context->SpeedOfSound * Context->DopplerVelocity;
-    listener->Params.ReverbSpeedOfSound = listener->Params.SpeedOfSound *
-                                          listener->Params.MetersPerUnit;
-    listener->Params.SourceDistanceModel = Context->SourceDistanceModel;
-    listener->Params.DistanceModel = Context->DistanceModel;
+    listener.Params.Matrix = aluMatrixf::Identity;
+    aluVectorSet(&listener.Params.Velocity, 0.0f, 0.0f, 0.0f, 0.0f);
+    listener.Params.Gain = listener.Gain;
+    listener.Params.MetersPerUnit = Context->MetersPerUnit;
+    listener.Params.DopplerFactor = Context->DopplerFactor;
+    listener.Params.SpeedOfSound = Context->SpeedOfSound * Context->DopplerVelocity;
+    listener.Params.ReverbSpeedOfSound = listener.Params.SpeedOfSound *
+                                         listener.Params.MetersPerUnit;
+    listener.Params.SourceDistanceModel = Context->SourceDistanceModel;
+    listener.Params.DistanceModel = Context->DistanceModel;
 
 
     Context->AsyncEvents = ll_ringbuffer_create(63, sizeof(AsyncEvent), false);
@@ -2683,7 +2683,7 @@ static ALvoid InitContext(ALCcontext *Context)
  */
 static void FreeContext(ALCcontext *context)
 {
-    ALlistener *listener = context->Listener;
+    ALlistener &listener = context->Listener;
     struct ALeffectslotProps *eprops;
     struct ALlistenerProps *lprops;
     struct ALcontextProps *cprops;
@@ -2764,7 +2764,7 @@ static void FreeContext(ALCcontext *context)
     context->VoiceCount = 0;
     context->MaxVoices = 0;
 
-    if((lprops=ATOMIC_LOAD(&listener->Update, almemory_order_acquire)) != nullptr)
+    if((lprops=ATOMIC_LOAD(&listener.Update, almemory_order_acquire)) != nullptr)
     {
         TRACE("Freed unapplied listener update %p\n", lprops);
         al_free(lprops);
@@ -3806,7 +3806,6 @@ ALC_API ALCcontext* ALC_APIENTRY alcCreateContext(ALCdevice *device, const ALCin
     }
 
     InitRef(&ALContext->ref, 1);
-    ALContext->Listener = (ALlistener*)ALContext->_listener_mem;
     ALContext->DefaultSlot = nullptr;
 
     ALContext->Voices = nullptr;
@@ -3835,9 +3834,10 @@ ALC_API ALCcontext* ALC_APIENTRY alcCreateContext(ALCdevice *device, const ALCin
     }
     AllocateVoices(ALContext, 256, device->NumAuxSends);
 
-    if(DefaultEffect.type != AL_EFFECT_NULL && device->Type == Playback)
+    // FIXME: Reenable after the default effect slot is handled again
+    if(0 && DefaultEffect.type != AL_EFFECT_NULL && device->Type == Playback)
     {
-        ALContext->DefaultSlot = (ALeffectslot*)(ALContext->_listener_mem + sizeof(ALlistener));
+        ALContext->DefaultSlot = nullptr;
         if(InitEffectSlot(ALContext->DefaultSlot) == AL_NO_ERROR)
             aluInitEffectPanning(ALContext->DefaultSlot);
         else
diff --git a/Alc/alcontext.h b/Alc/alcontext.h
index 9ef2db3b..16a5e909 100644
--- a/Alc/alcontext.h
+++ b/Alc/alcontext.h
@@ -10,8 +10,9 @@
 #include "vector.h"
 #include "threads.h"
 
+#include "alListener.h"
+
 
-struct ALlistener;
 struct ALsource;
 struct ALeffectslot;
 struct ALcontextProps;
@@ -49,8 +50,6 @@ TYPEDEF_VECTOR(ALeffectslotPtr, vector_ALeffectslotPtr)
 struct ALCcontext_struct {
     RefCount ref;
 
-    ALlistener *Listener;
-
     vector_SourceSubList SourceList;
     ALuint NumSources;
     almtx_t SourceLock;
@@ -113,8 +112,7 @@ struct ALCcontext_struct {
 
     ATOMIC(ALCcontext*) next;
 
-    /* Memory space used by the listener (and possibly default effect slot) */
-    alignas(16) ALCbyte _listener_mem[];
+    ALlistener Listener;
 };
 
 ALCcontext *GetContextRef(void);
diff --git a/Alc/alu.cpp b/Alc/alu.cpp
index 2a6dcfe0..91d9e758 100644
--- a/Alc/alu.cpp
+++ b/Alc/alu.cpp
@@ -312,23 +312,23 @@ void BsincPrepare(const ALuint increment, BsincState *state, const BSincTable *t
 
 static bool CalcContextParams(ALCcontext *Context)
 {
-    ALlistener *Listener = Context->Listener;
+    ALlistener &Listener = Context->Listener;
     struct ALcontextProps *props;
 
     props = static_cast<ALcontextProps*>(ATOMIC_EXCHANGE_PTR(&Context->Update,
         static_cast<ALcontextProps*>(nullptr), almemory_order_acq_rel));
     if(!props) return false;
 
-    Listener->Params.MetersPerUnit = props->MetersPerUnit;
+    Listener.Params.MetersPerUnit = props->MetersPerUnit;
 
-    Listener->Params.DopplerFactor = props->DopplerFactor;
-    Listener->Params.SpeedOfSound = props->SpeedOfSound * props->DopplerVelocity;
+    Listener.Params.DopplerFactor = props->DopplerFactor;
+    Listener.Params.SpeedOfSound = props->SpeedOfSound * props->DopplerVelocity;
     if(!OverrideReverbSpeedOfSound)
-        Listener->Params.ReverbSpeedOfSound = Listener->Params.SpeedOfSound *
-                                              Listener->Params.MetersPerUnit;
+        Listener.Params.ReverbSpeedOfSound = Listener.Params.SpeedOfSound *
+                                             Listener.Params.MetersPerUnit;
 
-    Listener->Params.SourceDistanceModel = props->SourceDistanceModel;
-    Listener->Params.DistanceModel = props->DistanceModel;
+    Listener.Params.SourceDistanceModel = props->SourceDistanceModel;
+    Listener.Params.DistanceModel = props->DistanceModel;
 
     ATOMIC_REPLACE_HEAD(struct ALcontextProps*, &Context->FreeContextProps, props);
     return true;
@@ -336,12 +336,12 @@ static bool CalcContextParams(ALCcontext *Context)
 
 static bool CalcListenerParams(ALCcontext *Context)
 {
-    ALlistener *Listener = Context->Listener;
+    ALlistener &Listener = Context->Listener;
     ALfloat N[3], V[3], U[3], P[3];
     struct ALlistenerProps *props;
     aluVector vel;
 
-    props = static_cast<ALlistenerProps*>(ATOMIC_EXCHANGE_PTR(&Listener->Update,
+    props = static_cast<ALlistenerProps*>(ATOMIC_EXCHANGE_PTR(&Listener.Update,
         static_cast<ALlistenerProps*>(nullptr), almemory_order_acq_rel));
     if(!props) return false;
 
@@ -358,7 +358,7 @@ static bool CalcListenerParams(ALCcontext *Context)
     aluCrossproduct(N, V, U);
     aluNormalize(U);
 
-    aluMatrixfSet(&Listener->Params.Matrix,
+    aluMatrixfSet(&Listener.Params.Matrix,
         U[0], V[0], -N[0], 0.0,
         U[1], V[1], -N[1], 0.0,
         U[2], V[2], -N[2], 0.0,
@@ -368,13 +368,13 @@ static bool CalcListenerParams(ALCcontext *Context)
     P[0] = props->Position[0];
     P[1] = props->Position[1];
     P[2] = props->Position[2];
-    aluMatrixfFloat3(P, 1.0, &Listener->Params.Matrix);
-    aluMatrixfSetRow(&Listener->Params.Matrix, 3, -P[0], -P[1], -P[2], 1.0f);
+    aluMatrixfFloat3(P, 1.0, &Listener.Params.Matrix);
+    aluMatrixfSetRow(&Listener.Params.Matrix, 3, -P[0], -P[1], -P[2], 1.0f);
 
     aluVectorSet(&vel, props->Velocity[0], props->Velocity[1], props->Velocity[2], 0.0f);
-    Listener->Params.Velocity = aluMatrixfVector(&Listener->Params.Matrix, &vel);
+    Listener.Params.Velocity = aluMatrixfVector(&Listener.Params.Matrix, &vel);
 
-    Listener->Params.Gain = props->Gain * Context->GainBoost;
+    Listener.Params.Gain = props->Gain * Context->GainBoost;
 
     ATOMIC_REPLACE_HEAD(struct ALlistenerProps*, &Context->FreeListenerProps, props);
     return true;
@@ -501,7 +501,7 @@ static void CalcPanningAndFilters(ALvoice *voice, const ALfloat Azi, const ALflo
                                   const ALfloat DryGainLF, const ALfloat *WetGain,
                                   const ALfloat *WetGainLF, const ALfloat *WetGainHF,
                                   ALeffectslot **SendSlots, const ALbuffer *Buffer,
-                                  const struct ALvoiceProps *props, const ALlistener *Listener,
+                                  const struct ALvoiceProps *props, const ALlistener &Listener,
                                   const ALCdevice *Device)
 {
     struct ChanMap StereoMap[2] = {
@@ -609,7 +609,7 @@ static void CalcPanningAndFilters(ALvoice *voice, const ALfloat Azi, const ALflo
 
             if(Device->AvgSpeakerDist > 0.0f)
             {
-                ALfloat mdist = Distance * Listener->Params.MetersPerUnit;
+                ALfloat mdist = Distance * Listener.Params.MetersPerUnit;
                 ALfloat w0 = SPEEDOFSOUNDMETRESPERSEC /
                              (mdist * (ALfloat)Device->Frequency);
                 ALfloat w1 = SPEEDOFSOUNDMETRESPERSEC /
@@ -680,7 +680,7 @@ static void CalcPanningAndFilters(ALvoice *voice, const ALfloat Azi, const ALflo
             aluNormalize(V);
             if(!props->HeadRelative)
             {
-                const aluMatrixf *lmatrix = &Listener->Params.Matrix;
+                const aluMatrixf *lmatrix = &Listener.Params.Matrix;
                 aluMatrixfFloat3(N, 0.0f, lmatrix);
                 aluMatrixfFloat3(V, 0.0f, lmatrix);
             }
@@ -852,7 +852,7 @@ static void CalcPanningAndFilters(ALvoice *voice, const ALfloat Azi, const ALflo
             /* Calculate NFC filter coefficient if needed. */
             if(Device->AvgSpeakerDist > 0.0f)
             {
-                ALfloat mdist = Distance * Listener->Params.MetersPerUnit;
+                ALfloat mdist = Distance * Listener.Params.MetersPerUnit;
                 ALfloat w1 = SPEEDOFSOUNDMETRESPERSEC /
                              (Device->AvgSpeakerDist * (ALfloat)Device->Frequency);
                 w0 = SPEEDOFSOUNDMETRESPERSEC /
@@ -1022,7 +1022,7 @@ static void CalcPanningAndFilters(ALvoice *voice, const ALfloat Azi, const ALflo
 static void CalcNonAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *props, const ALbuffer *ALBuffer, const ALCcontext *ALContext)
 {
     const ALCdevice *Device = ALContext->Device;
-    const ALlistener *Listener = ALContext->Listener;
+    const ALlistener &Listener = ALContext->Listener;
     ALfloat DryGain, DryGainHF, DryGainLF;
     ALfloat WetGain[MAX_SENDS];
     ALfloat WetGainHF[MAX_SENDS];
@@ -1065,14 +1065,14 @@ static void CalcNonAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *p
 
     /* Calculate gains */
     DryGain  = clampf(props->Gain, props->MinGain, props->MaxGain);
-    DryGain *= props->Direct.Gain * Listener->Params.Gain;
+    DryGain *= props->Direct.Gain * Listener.Params.Gain;
     DryGain  = minf(DryGain, GAIN_MIX_MAX);
     DryGainHF = props->Direct.GainHF;
     DryGainLF = props->Direct.GainLF;
     for(i = 0;i < Device->NumAuxSends;i++)
     {
         WetGain[i]  = clampf(props->Gain, props->MinGain, props->MaxGain);
-        WetGain[i] *= props->Send[i].Gain * Listener->Params.Gain;
+        WetGain[i] *= props->Send[i].Gain * Listener.Params.Gain;
         WetGain[i]  = minf(WetGain[i], GAIN_MIX_MAX);
         WetGainHF[i] = props->Send[i].GainHF;
         WetGainLF[i] = props->Send[i].GainLF;
@@ -1085,7 +1085,7 @@ static void CalcNonAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *p
 static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *props, const ALbuffer *ALBuffer, const ALCcontext *ALContext)
 {
     const ALCdevice *Device = ALContext->Device;
-    const ALlistener *Listener = ALContext->Listener;
+    const ALlistener &Listener = ALContext->Listener;
     const ALsizei NumSends = Device->NumAuxSends;
     aluVector Position, Velocity, Direction, SourceToListener;
     ALfloat Distance, ClampedDist, DopplerFactor;
@@ -1127,7 +1127,7 @@ static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *prop
              * -60dB.
              */
             DecayDistance[i] = SendSlots[i]->Params.DecayTime *
-                               Listener->Params.ReverbSpeedOfSound;
+                               Listener.Params.ReverbSpeedOfSound;
             DecayLFDistance[i] = DecayDistance[i] * SendSlots[i]->Params.DecayLFRatio;
             DecayHFDistance[i] = DecayDistance[i] * SendSlots[i]->Params.DecayHFRatio;
             if(SendSlots[i]->Params.DecayHFLimit)
@@ -1173,7 +1173,7 @@ static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *prop
     aluVectorSet(&Velocity, props->Velocity[0], props->Velocity[1], props->Velocity[2], 0.0f);
     if(props->HeadRelative == AL_FALSE)
     {
-        const aluMatrixf *Matrix = &Listener->Params.Matrix;
+        const aluMatrixf *Matrix = &Listener.Params.Matrix;
         /* Transform source vectors */
         Position = aluMatrixfVector(Matrix, &Position);
         Velocity = aluMatrixfVector(Matrix, &Velocity);
@@ -1181,7 +1181,7 @@ static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *prop
     }
     else
     {
-        const aluVector *lvelocity = &Listener->Params.Velocity;
+        const aluVector *lvelocity = &Listener.Params.Velocity;
         /* Offset the source velocity to be relative of the listener velocity */
         Velocity.v[0] += lvelocity->v[0];
         Velocity.v[1] += lvelocity->v[1];
@@ -1209,8 +1209,8 @@ static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *prop
     /* Calculate distance attenuation */
     ClampedDist = Distance;
 
-    switch(Listener->Params.SourceDistanceModel ?
-           props->DistanceModel : Listener->Params.DistanceModel)
+    switch(Listener.Params.SourceDistanceModel ?
+           props->DistanceModel : Listener.Params.DistanceModel)
     {
         case DistanceModel::InverseClamped:
             ClampedDist = clampf(ClampedDist, props->RefDistance, props->MaxDistance);
@@ -1319,13 +1319,13 @@ static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *prop
 
     /* Apply gain and frequency filters */
     DryGain  = clampf(DryGain, props->MinGain, props->MaxGain);
-    DryGain  = minf(DryGain*props->Direct.Gain*Listener->Params.Gain, GAIN_MIX_MAX);
+    DryGain  = minf(DryGain*props->Direct.Gain*Listener.Params.Gain, GAIN_MIX_MAX);
     DryGainHF *= props->Direct.GainHF;
     DryGainLF *= props->Direct.GainLF;
     for(i = 0;i < NumSends;i++)
     {
         WetGain[i]  = clampf(WetGain[i], props->MinGain, props->MaxGain);
-        WetGain[i]  = minf(WetGain[i]*props->Send[i].Gain*Listener->Params.Gain, GAIN_MIX_MAX);
+        WetGain[i]  = minf(WetGain[i]*props->Send[i].Gain*Listener.Params.Gain, GAIN_MIX_MAX);
         WetGainHF[i] *= props->Send[i].GainHF;
         WetGainLF[i] *= props->Send[i].GainLF;
     }
@@ -1334,7 +1334,7 @@ static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *prop
     if(ClampedDist > props->RefDistance && props->RolloffFactor > 0.0f)
     {
         ALfloat meters_base = (ClampedDist-props->RefDistance) * props->RolloffFactor *
-                              Listener->Params.MetersPerUnit;
+                              Listener.Params.MetersPerUnit;
         if(props->AirAbsorptionFactor > 0.0f)
         {
             ALfloat hfattn = powf(AIRABSORBGAINHF, meters_base * props->AirAbsorptionFactor);
@@ -1377,11 +1377,11 @@ static void CalcAttnSourceParams(ALvoice *voice, const struct ALvoiceProps *prop
     Pitch = props->Pitch;
 
     /* Calculate velocity-based doppler effect */
-    DopplerFactor = props->DopplerFactor * Listener->Params.DopplerFactor;
+    DopplerFactor = props->DopplerFactor * Listener.Params.DopplerFactor;
     if(DopplerFactor > 0.0f)
     {
-        const aluVector *lvelocity = &Listener->Params.Velocity;
-        const ALfloat SpeedOfSound = Listener->Params.SpeedOfSound;
+        const aluVector *lvelocity = &Listener.Params.Velocity;
+        const ALfloat SpeedOfSound = Listener.Params.SpeedOfSound;
         ALfloat vss, vls;
 
         vss = aluDotproduct(&Velocity, &SourceToListener) * DopplerFactor;
diff --git a/Alc/effects/reverb.cpp b/Alc/effects/reverb.cpp
index ebb9b7da..702a8cdd 100644
--- a/Alc/effects/reverb.cpp
+++ b/Alc/effects/reverb.cpp
@@ -951,7 +951,7 @@ static ALvoid Update3DPanning(const ALCdevice *Device, const ALfloat *Reflection
 static void ReverbState_update(ReverbState *State, const ALCcontext *Context, const ALeffectslot *Slot, const ALeffectProps *props)
 {
     const ALCdevice *Device = Context->Device;
-    const ALlistener *Listener = Context->Listener;
+    const ALlistener &Listener = Context->Listener;
     ALuint frequency = Device->Frequency;
     ALfloat lf0norm, hf0norm, hfRatio;
     ALfloat lfDecayTime, hfDecayTime;
@@ -994,7 +994,7 @@ static void ReverbState_update(ReverbState *State, const ALCcontext *Context, co
     hfRatio = props->Reverb.DecayHFRatio;
     if(props->Reverb.DecayHFLimit && props->Reverb.AirAbsorptionGainHF < 1.0f)
         hfRatio = CalcLimitedHfRatio(hfRatio, props->Reverb.AirAbsorptionGainHF,
-            props->Reverb.DecayTime, Listener->Params.ReverbSpeedOfSound
+            props->Reverb.DecayTime, Listener.Params.ReverbSpeedOfSound
         );
 
     /* Calculate the LF/HF decay times. */
diff --git a/OpenAL32/Include/alListener.h b/OpenAL32/Include/alListener.h
index ec6ee509..096a747e 100644
--- a/OpenAL32/Include/alListener.h
+++ b/OpenAL32/Include/alListener.h
@@ -8,6 +8,8 @@
 #include "atomic.h"
 #include "vecmat.h"
 
+enum class DistanceModel;
+
 
 struct ALlistenerProps {
     ALfloat Position[3];
diff --git a/OpenAL32/alListener.cpp b/OpenAL32/alListener.cpp
index f2fdf3c1..1be5bf48 100644
--- a/OpenAL32/alListener.cpp
+++ b/OpenAL32/alListener.cpp
@@ -43,7 +43,7 @@ AL_API ALvoid AL_APIENTRY alListenerf(ALenum param, ALfloat value)
     context = GetContextRef();
     if(!context) return;
 
-    listener = context->Listener;
+    listener = &context->Listener;
     almtx_lock(&context->PropLock);
     switch(param)
     {
@@ -82,7 +82,7 @@ AL_API ALvoid AL_APIENTRY alListener3f(ALenum param, ALfloat value1, ALfloat val
     context = GetContextRef();
     if(!context) return;
 
-    listener = context->Listener;
+    listener = &context->Listener;
     almtx_lock(&context->PropLock);
     switch(param)
     {
@@ -138,7 +138,7 @@ AL_API ALvoid AL_APIENTRY alListenerfv(ALenum param, const ALfloat *values)
     context = GetContextRef();
     if(!context) return;
 
-    listener = context->Listener;
+    listener = &context->Listener;
     almtx_lock(&context->PropLock);
     if(!values) SETERR_GOTO(context, AL_INVALID_VALUE, done, "NULL pointer");
     switch(param)
@@ -269,7 +269,7 @@ AL_API ALvoid AL_APIENTRY alGetListenerf(ALenum param, ALfloat *value)
     else switch(param)
     {
     case AL_GAIN:
-        *value = context->Listener->Gain;
+        *value = context->Listener.Gain;
         break;
 
     case AL_METERS_PER_UNIT:
@@ -298,15 +298,15 @@ AL_API ALvoid AL_APIENTRY alGetListener3f(ALenum param, ALfloat *value1, ALfloat
     else switch(param)
     {
     case AL_POSITION:
-        *value1 = context->Listener->Position[0];
-        *value2 = context->Listener->Position[1];
-        *value3 = context->Listener->Position[2];
+        *value1 = context->Listener.Position[0];
+        *value2 = context->Listener.Position[1];
+        *value3 = context->Listener.Position[2];
         break;
 
     case AL_VELOCITY:
-        *value1 = context->Listener->Velocity[0];
-        *value2 = context->Listener->Velocity[1];
-        *value3 = context->Listener->Velocity[2];
+        *value1 = context->Listener.Velocity[0];
+        *value2 = context->Listener.Velocity[1];
+        *value3 = context->Listener.Velocity[2];
         break;
 
     default:
@@ -345,12 +345,12 @@ AL_API ALvoid AL_APIENTRY alGetListenerfv(ALenum param, ALfloat *values)
     {
     case AL_ORIENTATION:
         // AT then UP
-        values[0] = context->Listener->Forward[0];
-        values[1] = context->Listener->Forward[1];
-        values[2] = context->Listener->Forward[2];
-        values[3] = context->Listener->Up[0];
-        values[4] = context->Listener->Up[1];
-        values[5] = context->Listener->Up[2];
+        values[0] = context->Listener.Forward[0];
+        values[1] = context->Listener.Forward[1];
+        values[2] = context->Listener.Forward[2];
+        values[3] = context->Listener.Up[0];
+        values[4] = context->Listener.Up[1];
+        values[5] = context->Listener.Up[2];
         break;
 
     default:
@@ -396,15 +396,15 @@ AL_API void AL_APIENTRY alGetListener3i(ALenum param, ALint *value1, ALint *valu
     else switch(param)
     {
     case AL_POSITION:
-        *value1 = (ALint)context->Listener->Position[0];
-        *value2 = (ALint)context->Listener->Position[1];
-        *value3 = (ALint)context->Listener->Position[2];
+        *value1 = (ALint)context->Listener.Position[0];
+        *value2 = (ALint)context->Listener.Position[1];
+        *value3 = (ALint)context->Listener.Position[2];
         break;
 
     case AL_VELOCITY:
-        *value1 = (ALint)context->Listener->Velocity[0];
-        *value2 = (ALint)context->Listener->Velocity[1];
-        *value3 = (ALint)context->Listener->Velocity[2];
+        *value1 = (ALint)context->Listener.Velocity[0];
+        *value2 = (ALint)context->Listener.Velocity[1];
+        *value3 = (ALint)context->Listener.Velocity[2];
         break;
 
     default:
@@ -438,12 +438,12 @@ AL_API void AL_APIENTRY alGetListeneriv(ALenum param, ALint* values)
     {
     case AL_ORIENTATION:
         // AT then UP
-        values[0] = (ALint)context->Listener->Forward[0];
-        values[1] = (ALint)context->Listener->Forward[1];
-        values[2] = (ALint)context->Listener->Forward[2];
-        values[3] = (ALint)context->Listener->Up[0];
-        values[4] = (ALint)context->Listener->Up[1];
-        values[5] = (ALint)context->Listener->Up[2];
+        values[0] = (ALint)context->Listener.Forward[0];
+        values[1] = (ALint)context->Listener.Forward[1];
+        values[2] = (ALint)context->Listener.Forward[2];
+        values[3] = (ALint)context->Listener.Up[0];
+        values[4] = (ALint)context->Listener.Up[1];
+        values[5] = (ALint)context->Listener.Up[2];
         break;
 
     default:
@@ -457,7 +457,7 @@ AL_API void AL_APIENTRY alGetListeneriv(ALenum param, ALint* values)
 
 void UpdateListenerProps(ALCcontext *context)
 {
-    ALlistener *listener = context->Listener;
+    ALlistener *listener{&context->Listener};
     struct ALlistenerProps *props;
 
     /* Get an unused proprty container, or allocate a new one as needed. */