mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-07-15 08:34:40 +00:00
openal-soft updates
This commit is contained in:
rextimmy
parent
d6f6bc65a5
commit
925d8b27cf
149 changed files with 22293 additions and 16887 deletions
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@ -4,6 +4,7 @@
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#include "alMain.h"
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#include "alEffect.h"
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#include "atomic.h"
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#include "align.h"
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#ifdef __cplusplus
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@ -18,7 +19,7 @@ typedef struct ALeffectState {
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const struct ALeffectStateVtable *vtbl;
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ALfloat (*OutBuffer)[BUFFERSIZE];
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ALuint OutChannels;
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ALsizei OutChannels;
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} ALeffectState;
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void ALeffectState_Construct(ALeffectState *state);
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@ -28,17 +29,22 @@ struct ALeffectStateVtable {
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void (*const Destruct)(ALeffectState *state);
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ALboolean (*const deviceUpdate)(ALeffectState *state, ALCdevice *device);
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void (*const update)(ALeffectState *state, const ALCdevice *device, const struct ALeffectslot *slot, const union ALeffectProps *props);
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void (*const process)(ALeffectState *state, ALuint samplesToDo, const ALfloat (*restrict samplesIn)[BUFFERSIZE], ALfloat (*restrict samplesOut)[BUFFERSIZE], ALuint numChannels);
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void (*const update)(ALeffectState *state, const ALCcontext *context, const struct ALeffectslot *slot, const union ALeffectProps *props);
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void (*const process)(ALeffectState *state, ALsizei samplesToDo, const ALfloat (*restrict samplesIn)[BUFFERSIZE], ALfloat (*restrict samplesOut)[BUFFERSIZE], ALsizei numChannels);
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void (*const Delete)(void *ptr);
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};
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/* Small hack to use a pointer-to-array types as a normal argument type.
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* Shouldn't be used directly.
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*/
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typedef ALfloat ALfloatBUFFERSIZE[BUFFERSIZE];
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#define DEFINE_ALEFFECTSTATE_VTABLE(T) \
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DECLARE_THUNK(T, ALeffectState, void, Destruct) \
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DECLARE_THUNK1(T, ALeffectState, ALboolean, deviceUpdate, ALCdevice*) \
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DECLARE_THUNK3(T, ALeffectState, void, update, const ALCdevice*, const ALeffectslot*, const ALeffectProps*) \
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DECLARE_THUNK4(T, ALeffectState, void, process, ALuint, const ALfloatBUFFERSIZE*restrict, ALfloatBUFFERSIZE*restrict, ALuint) \
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DECLARE_THUNK3(T, ALeffectState, void, update, const ALCcontext*, const ALeffectslot*, const ALeffectProps*) \
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DECLARE_THUNK4(T, ALeffectState, void, process, ALsizei, const ALfloatBUFFERSIZE*restrict, ALfloatBUFFERSIZE*restrict, ALsizei) \
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static void T##_ALeffectState_Delete(void *ptr) \
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{ return T##_Delete(STATIC_UPCAST(T, ALeffectState, (ALeffectState*)ptr)); } \
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\
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@ -53,43 +59,48 @@ static const struct ALeffectStateVtable T##_ALeffectState_vtable = { \
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}
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struct ALeffectStateFactoryVtable;
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struct EffectStateFactoryVtable;
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typedef struct ALeffectStateFactory {
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const struct ALeffectStateFactoryVtable *vtbl;
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} ALeffectStateFactory;
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typedef struct EffectStateFactory {
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const struct EffectStateFactoryVtable *vtab;
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} EffectStateFactory;
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struct ALeffectStateFactoryVtable {
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ALeffectState *(*const create)(ALeffectStateFactory *factory);
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struct EffectStateFactoryVtable {
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ALeffectState *(*const create)(EffectStateFactory *factory);
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};
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#define EffectStateFactory_create(x) ((x)->vtab->create((x)))
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#define DEFINE_ALEFFECTSTATEFACTORY_VTABLE(T) \
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DECLARE_THUNK(T, ALeffectStateFactory, ALeffectState*, create) \
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#define DEFINE_EFFECTSTATEFACTORY_VTABLE(T) \
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DECLARE_THUNK(T, EffectStateFactory, ALeffectState*, create) \
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\
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static const struct ALeffectStateFactoryVtable T##_ALeffectStateFactory_vtable = { \
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T##_ALeffectStateFactory_create, \
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static const struct EffectStateFactoryVtable T##_EffectStateFactory_vtable = { \
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T##_EffectStateFactory_create, \
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}
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#define MAX_EFFECT_CHANNELS (4)
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struct ALeffectslotProps {
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ATOMIC(ALfloat) Gain;
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ATOMIC(ALboolean) AuxSendAuto;
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struct ALeffectslotArray {
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ALsizei count;
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struct ALeffectslot *slot[];
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};
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ATOMIC(ALenum) Type;
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struct ALeffectslotProps {
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ALfloat Gain;
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ALboolean AuxSendAuto;
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ALenum Type;
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ALeffectProps Props;
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ATOMIC(ALeffectState*) State;
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ALeffectState *State;
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ATOMIC(struct ALeffectslotProps*) next;
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};
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typedef struct ALeffectslot {
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ALboolean NeedsUpdate;
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ALfloat Gain;
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ALboolean AuxSendAuto;
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@ -100,81 +111,70 @@ typedef struct ALeffectslot {
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ALeffectState *State;
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} Effect;
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ATOMIC_FLAG PropsClean;
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RefCount ref;
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ATOMIC(struct ALeffectslotProps*) Update;
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ATOMIC(struct ALeffectslotProps*) FreeList;
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struct {
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ALfloat Gain;
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ALboolean AuxSendAuto;
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ALenum EffectType;
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ALeffectProps EffectProps;
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ALeffectState *EffectState;
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ALfloat RoomRolloff; /* Added to the source's room rolloff, not multiplied. */
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ALfloat DecayTime;
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ALfloat DecayLFRatio;
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ALfloat DecayHFRatio;
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ALboolean DecayHFLimit;
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ALfloat AirAbsorptionGainHF;
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} Params;
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/* Self ID */
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ALuint id;
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ALuint NumChannels;
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ALsizei NumChannels;
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BFChannelConfig ChanMap[MAX_EFFECT_CHANNELS];
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/* Wet buffer configuration is ACN channel order with N3D scaling:
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* * Channel 0 is the unattenuated mono signal.
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* * Channel 1 is OpenAL -X
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* * Channel 2 is OpenAL Y
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* * Channel 3 is OpenAL -Z
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* * Channel 1 is OpenAL -X * sqrt(3)
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* * Channel 2 is OpenAL Y * sqrt(3)
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* * Channel 3 is OpenAL -Z * sqrt(3)
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* Consequently, effects that only want to work with mono input can use
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* channel 0 by itself. Effects that want multichannel can process the
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* ambisonics signal and make a B-Format pan (ComputeFirstOrderGains) for
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* first-order device output (FOAOut).
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*/
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alignas(16) ALfloat WetBuffer[MAX_EFFECT_CHANNELS][BUFFERSIZE];
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ATOMIC(struct ALeffectslot*) next;
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} ALeffectslot;
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inline void LockEffectSlotsRead(ALCcontext *context)
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{ LockUIntMapRead(&context->EffectSlotMap); }
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inline void UnlockEffectSlotsRead(ALCcontext *context)
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{ UnlockUIntMapRead(&context->EffectSlotMap); }
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inline void LockEffectSlotsWrite(ALCcontext *context)
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{ LockUIntMapWrite(&context->EffectSlotMap); }
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inline void UnlockEffectSlotsWrite(ALCcontext *context)
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{ UnlockUIntMapWrite(&context->EffectSlotMap); }
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inline struct ALeffectslot *LookupEffectSlot(ALCcontext *context, ALuint id)
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{ return (struct ALeffectslot*)LookupUIntMapKeyNoLock(&context->EffectSlotMap, id); }
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inline struct ALeffectslot *RemoveEffectSlot(ALCcontext *context, ALuint id)
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{ return (struct ALeffectslot*)RemoveUIntMapKeyNoLock(&context->EffectSlotMap, id); }
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ALenum InitEffectSlot(ALeffectslot *slot);
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void DeinitEffectSlot(ALeffectslot *slot);
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void UpdateEffectSlotProps(ALeffectslot *slot);
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void UpdateEffectSlotProps(ALeffectslot *slot, ALCcontext *context);
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void UpdateAllEffectSlotProps(ALCcontext *context);
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ALvoid ReleaseALAuxiliaryEffectSlots(ALCcontext *Context);
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ALeffectStateFactory *ALnullStateFactory_getFactory(void);
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ALeffectStateFactory *ALreverbStateFactory_getFactory(void);
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ALeffectStateFactory *ALchorusStateFactory_getFactory(void);
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ALeffectStateFactory *ALcompressorStateFactory_getFactory(void);
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ALeffectStateFactory *ALdistortionStateFactory_getFactory(void);
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ALeffectStateFactory *ALechoStateFactory_getFactory(void);
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ALeffectStateFactory *ALequalizerStateFactory_getFactory(void);
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ALeffectStateFactory *ALflangerStateFactory_getFactory(void);
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ALeffectStateFactory *ALmodulatorStateFactory_getFactory(void);
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EffectStateFactory *NullStateFactory_getFactory(void);
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EffectStateFactory *ReverbStateFactory_getFactory(void);
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EffectStateFactory *ChorusStateFactory_getFactory(void);
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EffectStateFactory *CompressorStateFactory_getFactory(void);
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EffectStateFactory *DistortionStateFactory_getFactory(void);
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EffectStateFactory *EchoStateFactory_getFactory(void);
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EffectStateFactory *EqualizerStateFactory_getFactory(void);
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EffectStateFactory *FlangerStateFactory_getFactory(void);
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EffectStateFactory *ModulatorStateFactory_getFactory(void);
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EffectStateFactory *PshifterStateFactory_getFactory(void);
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ALeffectStateFactory *ALdedicatedStateFactory_getFactory(void);
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EffectStateFactory *DedicatedStateFactory_getFactory(void);
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ALenum InitializeEffect(ALCdevice *Device, ALeffectslot *EffectSlot, ALeffect *effect);
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ALenum InitializeEffect(ALCcontext *Context, ALeffectslot *EffectSlot, ALeffect *effect);
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void InitEffectFactoryMap(void);
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void DeinitEffectFactoryMap(void);
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void ALeffectState_DecRef(ALeffectState *state);
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#ifdef __cplusplus
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}
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@ -1,7 +1,13 @@
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#ifndef _AL_BUFFER_H_
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#define _AL_BUFFER_H_
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#include "alMain.h"
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#include "AL/alc.h"
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#include "AL/al.h"
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#include "AL/alext.h"
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#include "inprogext.h"
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#include "atomic.h"
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#include "rwlock.h"
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#ifdef __cplusplus
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extern "C" {
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@ -9,36 +15,30 @@ extern "C" {
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/* User formats */
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enum UserFmtType {
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UserFmtByte = AL_BYTE_SOFT,
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UserFmtUByte = AL_UNSIGNED_BYTE_SOFT,
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UserFmtShort = AL_SHORT_SOFT,
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UserFmtUShort = AL_UNSIGNED_SHORT_SOFT,
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UserFmtInt = AL_INT_SOFT,
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UserFmtUInt = AL_UNSIGNED_INT_SOFT,
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UserFmtFloat = AL_FLOAT_SOFT,
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UserFmtDouble = AL_DOUBLE_SOFT,
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UserFmtByte3 = AL_BYTE3_SOFT,
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UserFmtUByte3 = AL_UNSIGNED_BYTE3_SOFT,
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UserFmtMulaw = AL_MULAW_SOFT,
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UserFmtAlaw = 0x10000000,
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UserFmtUByte,
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UserFmtShort,
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UserFmtFloat,
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UserFmtDouble,
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UserFmtMulaw,
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UserFmtAlaw,
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UserFmtIMA4,
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UserFmtMSADPCM,
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};
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enum UserFmtChannels {
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UserFmtMono = AL_MONO_SOFT,
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UserFmtStereo = AL_STEREO_SOFT,
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UserFmtRear = AL_REAR_SOFT,
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UserFmtQuad = AL_QUAD_SOFT,
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UserFmtX51 = AL_5POINT1_SOFT, /* (WFX order) */
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UserFmtX61 = AL_6POINT1_SOFT, /* (WFX order) */
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UserFmtX71 = AL_7POINT1_SOFT, /* (WFX order) */
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UserFmtBFormat2D = AL_BFORMAT2D_SOFT, /* WXY */
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UserFmtBFormat3D = AL_BFORMAT3D_SOFT, /* WXYZ */
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UserFmtMono,
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UserFmtStereo,
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UserFmtRear,
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UserFmtQuad,
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UserFmtX51, /* (WFX order) */
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UserFmtX61, /* (WFX order) */
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UserFmtX71, /* (WFX order) */
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UserFmtBFormat2D, /* WXY */
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UserFmtBFormat3D, /* WXYZ */
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};
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ALuint BytesFromUserFmt(enum UserFmtType type);
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ALuint ChannelsFromUserFmt(enum UserFmtChannels chans);
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inline ALuint FrameSizeFromUserFmt(enum UserFmtChannels chans, enum UserFmtType type)
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ALsizei BytesFromUserFmt(enum UserFmtType type);
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ALsizei ChannelsFromUserFmt(enum UserFmtChannels chans);
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inline ALsizei FrameSizeFromUserFmt(enum UserFmtChannels chans, enum UserFmtType type)
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{
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return ChannelsFromUserFmt(chans) * BytesFromUserFmt(type);
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}
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@ -46,9 +46,12 @@ inline ALuint FrameSizeFromUserFmt(enum UserFmtChannels chans, enum UserFmtType
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/* Storable formats */
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enum FmtType {
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FmtByte = UserFmtByte,
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FmtShort = UserFmtShort,
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FmtFloat = UserFmtFloat,
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FmtUByte = UserFmtUByte,
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FmtShort = UserFmtShort,
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FmtFloat = UserFmtFloat,
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FmtDouble = UserFmtDouble,
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FmtMulaw = UserFmtMulaw,
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FmtAlaw = UserFmtAlaw,
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};
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enum FmtChannels {
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FmtMono = UserFmtMono,
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@ -63,9 +66,9 @@ enum FmtChannels {
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};
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#define MAX_INPUT_CHANNELS (8)
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ALuint BytesFromFmt(enum FmtType type);
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ALuint ChannelsFromFmt(enum FmtChannels chans);
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inline ALuint FrameSizeFromFmt(enum FmtChannels chans, enum FmtType type)
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ALsizei BytesFromFmt(enum FmtType type);
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ALsizei ChannelsFromFmt(enum FmtChannels chans);
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inline ALsizei FrameSizeFromFmt(enum FmtChannels chans, enum FmtType type)
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{
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return ChannelsFromFmt(chans) * BytesFromFmt(type);
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}
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@ -74,53 +77,35 @@ inline ALuint FrameSizeFromFmt(enum FmtChannels chans, enum FmtType type)
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typedef struct ALbuffer {
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ALvoid *data;
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ALsizei Frequency;
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ALenum Format;
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ALsizei SampleLen;
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ALsizei Frequency;
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ALbitfieldSOFT Access;
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ALsizei SampleLen;
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enum FmtChannels FmtChannels;
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enum FmtType FmtType;
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ALuint BytesAlloc;
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ALsizei BytesAlloc;
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enum UserFmtChannels OriginalChannels;
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enum UserFmtType OriginalType;
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ALsizei OriginalSize;
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ALsizei OriginalAlign;
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enum UserFmtType OriginalType;
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ALsizei OriginalSize;
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ALsizei OriginalAlign;
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ALsizei LoopStart;
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ALsizei LoopEnd;
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ALsizei LoopStart;
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ALsizei LoopEnd;
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ATOMIC(ALsizei) UnpackAlign;
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ATOMIC(ALsizei) PackAlign;
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ALbitfieldSOFT MappedAccess;
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ALsizei MappedOffset;
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ALsizei MappedSize;
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/* Number of times buffer was attached to a source (deletion can only occur when 0) */
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RefCount ref;
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RWLock lock;
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/* Self ID */
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ALuint id;
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} ALbuffer;
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ALbuffer *NewBuffer(ALCcontext *context);
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void DeleteBuffer(ALCdevice *device, ALbuffer *buffer);
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ALenum LoadData(ALbuffer *buffer, ALuint freq, ALenum NewFormat, ALsizei frames, enum UserFmtChannels SrcChannels, enum UserFmtType SrcType, const ALvoid *data, ALsizei align, ALboolean storesrc);
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inline void LockBuffersRead(ALCdevice *device)
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{ LockUIntMapRead(&device->BufferMap); }
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inline void UnlockBuffersRead(ALCdevice *device)
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{ UnlockUIntMapRead(&device->BufferMap); }
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inline void LockBuffersWrite(ALCdevice *device)
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{ LockUIntMapWrite(&device->BufferMap); }
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inline void UnlockBuffersWrite(ALCdevice *device)
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{ UnlockUIntMapWrite(&device->BufferMap); }
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inline struct ALbuffer *LookupBuffer(ALCdevice *device, ALuint id)
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{ return (struct ALbuffer*)LookupUIntMapKeyNoLock(&device->BufferMap, id); }
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inline struct ALbuffer *RemoveBuffer(ALCdevice *device, ALuint id)
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{ return (struct ALbuffer*)RemoveUIntMapKeyNoLock(&device->BufferMap, id); }
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ALvoid ReleaseALBuffers(ALCdevice *device);
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#ifdef __cplusplus
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@ -10,23 +10,32 @@ extern "C" {
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struct ALeffect;
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enum {
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EAXREVERB = 0,
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REVERB,
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CHORUS,
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COMPRESSOR,
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DISTORTION,
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ECHO,
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EQUALIZER,
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FLANGER,
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MODULATOR,
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DEDICATED,
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EAXREVERB_EFFECT = 0,
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REVERB_EFFECT,
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CHORUS_EFFECT,
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COMPRESSOR_EFFECT,
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DISTORTION_EFFECT,
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ECHO_EFFECT,
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EQUALIZER_EFFECT,
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FLANGER_EFFECT,
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MODULATOR_EFFECT,
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PSHIFTER_EFFECT,
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DEDICATED_EFFECT,
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MAX_EFFECTS
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};
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extern ALboolean DisabledEffects[MAX_EFFECTS];
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extern ALfloat ReverbBoost;
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extern ALboolean EmulateEAXReverb;
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struct EffectList {
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const char name[16];
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int type;
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ALenum val;
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};
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#define EFFECTLIST_SIZE 12
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extern const struct EffectList EffectList[EFFECTLIST_SIZE];
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struct ALeffectVtable {
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void (*const setParami)(struct ALeffect *effect, ALCcontext *context, ALenum param, ALint val);
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@ -58,6 +67,7 @@ extern const struct ALeffectVtable ALequalizer_vtable;
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extern const struct ALeffectVtable ALflanger_vtable;
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extern const struct ALeffectVtable ALmodulator_vtable;
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extern const struct ALeffectVtable ALnull_vtable;
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extern const struct ALeffectVtable ALpshifter_vtable;
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extern const struct ALeffectVtable ALdedicated_vtable;
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@ -98,7 +108,7 @@ typedef union ALeffectProps {
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ALfloat Depth;
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ALfloat Feedback;
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ALfloat Delay;
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} Chorus;
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} Chorus; /* Also Flanger */
|
||||
|
||||
struct {
|
||||
ALboolean OnOff;
|
||||
|
|
@ -135,21 +145,17 @@ typedef union ALeffectProps {
|
|||
ALfloat HighGain;
|
||||
} Equalizer;
|
||||
|
||||
struct {
|
||||
ALint Waveform;
|
||||
ALint Phase;
|
||||
ALfloat Rate;
|
||||
ALfloat Depth;
|
||||
ALfloat Feedback;
|
||||
ALfloat Delay;
|
||||
} Flanger;
|
||||
|
||||
struct {
|
||||
ALfloat Frequency;
|
||||
ALfloat HighPassCutoff;
|
||||
ALint Waveform;
|
||||
} Modulator;
|
||||
|
||||
struct {
|
||||
ALint CoarseTune;
|
||||
ALint FineTune;
|
||||
} Pshifter;
|
||||
|
||||
struct {
|
||||
ALfloat Gain;
|
||||
} Dedicated;
|
||||
|
|
@ -161,33 +167,27 @@ typedef struct ALeffect {
|
|||
|
||||
ALeffectProps Props;
|
||||
|
||||
const struct ALeffectVtable *vtbl;
|
||||
const struct ALeffectVtable *vtab;
|
||||
|
||||
/* Self ID */
|
||||
ALuint id;
|
||||
} ALeffect;
|
||||
|
||||
inline void LockEffectsRead(ALCdevice *device)
|
||||
{ LockUIntMapRead(&device->EffectMap); }
|
||||
inline void UnlockEffectsRead(ALCdevice *device)
|
||||
{ UnlockUIntMapRead(&device->EffectMap); }
|
||||
inline void LockEffectsWrite(ALCdevice *device)
|
||||
{ LockUIntMapWrite(&device->EffectMap); }
|
||||
inline void UnlockEffectsWrite(ALCdevice *device)
|
||||
{ UnlockUIntMapWrite(&device->EffectMap); }
|
||||
|
||||
inline struct ALeffect *LookupEffect(ALCdevice *device, ALuint id)
|
||||
{ return (struct ALeffect*)LookupUIntMapKeyNoLock(&device->EffectMap, id); }
|
||||
inline struct ALeffect *RemoveEffect(ALCdevice *device, ALuint id)
|
||||
{ return (struct ALeffect*)RemoveUIntMapKeyNoLock(&device->EffectMap, id); }
|
||||
#define ALeffect_setParami(o, c, p, v) ((o)->vtab->setParami(o, c, p, v))
|
||||
#define ALeffect_setParamf(o, c, p, v) ((o)->vtab->setParamf(o, c, p, v))
|
||||
#define ALeffect_setParamiv(o, c, p, v) ((o)->vtab->setParamiv(o, c, p, v))
|
||||
#define ALeffect_setParamfv(o, c, p, v) ((o)->vtab->setParamfv(o, c, p, v))
|
||||
#define ALeffect_getParami(o, c, p, v) ((o)->vtab->getParami(o, c, p, v))
|
||||
#define ALeffect_getParamf(o, c, p, v) ((o)->vtab->getParamf(o, c, p, v))
|
||||
#define ALeffect_getParamiv(o, c, p, v) ((o)->vtab->getParamiv(o, c, p, v))
|
||||
#define ALeffect_getParamfv(o, c, p, v) ((o)->vtab->getParamfv(o, c, p, v))
|
||||
|
||||
inline ALboolean IsReverbEffect(ALenum type)
|
||||
{ return type == AL_EFFECT_REVERB || type == AL_EFFECT_EAXREVERB; }
|
||||
|
||||
ALenum InitEffect(ALeffect *effect);
|
||||
ALvoid ReleaseALEffects(ALCdevice *device);
|
||||
void InitEffect(ALeffect *effect);
|
||||
void ReleaseALEffects(ALCdevice *device);
|
||||
|
||||
ALvoid LoadReverbPreset(const char *name, ALeffect *effect);
|
||||
void LoadReverbPreset(const char *name, ALeffect *effect);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
|
|
|
|||
|
|
@ -2,6 +2,7 @@
|
|||
#define _AL_ERROR_H_
|
||||
|
||||
#include "alMain.h"
|
||||
#include "logging.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
|
|
@ -9,23 +10,18 @@ extern "C" {
|
|||
|
||||
extern ALboolean TrapALError;
|
||||
|
||||
ALvoid alSetError(ALCcontext *Context, ALenum errorCode);
|
||||
void alSetError(ALCcontext *context, ALenum errorCode, const char *msg, ...) DECL_FORMAT(printf, 3, 4);
|
||||
|
||||
#define SET_ERROR_AND_RETURN(ctx, err) do { \
|
||||
alSetError((ctx), (err)); \
|
||||
return; \
|
||||
} while(0)
|
||||
|
||||
#define SET_ERROR_AND_RETURN_VALUE(ctx, err, val) do { \
|
||||
alSetError((ctx), (err)); \
|
||||
return (val); \
|
||||
} while(0)
|
||||
|
||||
#define SET_ERROR_AND_GOTO(ctx, err, lbl) do { \
|
||||
alSetError((ctx), (err)); \
|
||||
#define SETERR_GOTO(ctx, err, lbl, ...) do { \
|
||||
alSetError((ctx), (err), __VA_ARGS__); \
|
||||
goto lbl; \
|
||||
} while(0)
|
||||
|
||||
#define SETERR_RETURN(ctx, err, retval, ...) do { \
|
||||
alSetError((ctx), (err), __VA_ARGS__); \
|
||||
return retval; \
|
||||
} while(0)
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -1,9 +1,8 @@
|
|||
#ifndef _AL_FILTER_H_
|
||||
#define _AL_FILTER_H_
|
||||
|
||||
#include "alMain.h"
|
||||
|
||||
#include "math_defs.h"
|
||||
#include "AL/alc.h"
|
||||
#include "AL/al.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
|
|
@ -13,90 +12,27 @@ extern "C" {
|
|||
#define HIGHPASSFREQREF (250.0f)
|
||||
|
||||
|
||||
/* Filters implementation is based on the "Cookbook formulae for audio
|
||||
* EQ biquad filter coefficients" by Robert Bristow-Johnson
|
||||
* http://www.musicdsp.org/files/Audio-EQ-Cookbook.txt
|
||||
*/
|
||||
/* Implementation note: For the shelf filters, the specified gain is for the
|
||||
* reference frequency, which is the centerpoint of the transition band. This
|
||||
* better matches EFX filter design. To set the gain for the shelf itself, use
|
||||
* the square root of the desired linear gain (or halve the dB gain).
|
||||
*/
|
||||
struct ALfilter;
|
||||
|
||||
typedef enum ALfilterType {
|
||||
/** EFX-style low-pass filter, specifying a gain and reference frequency. */
|
||||
ALfilterType_HighShelf,
|
||||
/** EFX-style high-pass filter, specifying a gain and reference frequency. */
|
||||
ALfilterType_LowShelf,
|
||||
/** Peaking filter, specifying a gain and reference frequency. */
|
||||
ALfilterType_Peaking,
|
||||
typedef struct ALfilterVtable {
|
||||
void (*const setParami)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALint val);
|
||||
void (*const setParamiv)(struct ALfilter *filter, ALCcontext *context, ALenum param, const ALint *vals);
|
||||
void (*const setParamf)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALfloat val);
|
||||
void (*const setParamfv)(struct ALfilter *filter, ALCcontext *context, ALenum param, const ALfloat *vals);
|
||||
|
||||
/** Low-pass cut-off filter, specifying a cut-off frequency. */
|
||||
ALfilterType_LowPass,
|
||||
/** High-pass cut-off filter, specifying a cut-off frequency. */
|
||||
ALfilterType_HighPass,
|
||||
/** Band-pass filter, specifying a center frequency. */
|
||||
ALfilterType_BandPass,
|
||||
} ALfilterType;
|
||||
void (*const getParami)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALint *val);
|
||||
void (*const getParamiv)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALint *vals);
|
||||
void (*const getParamf)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALfloat *val);
|
||||
void (*const getParamfv)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALfloat *vals);
|
||||
} ALfilterVtable;
|
||||
|
||||
typedef struct ALfilterState {
|
||||
ALfloat x[2]; /* History of two last input samples */
|
||||
ALfloat y[2]; /* History of two last output samples */
|
||||
ALfloat a1, a2; /* Transfer function coefficients "a" (a0 is pre-applied) */
|
||||
ALfloat b0, b1, b2; /* Transfer function coefficients "b" */
|
||||
} ALfilterState;
|
||||
/* Currently only a C-based filter process method is implemented. */
|
||||
#define ALfilterState_process ALfilterState_processC
|
||||
|
||||
/* Calculates the rcpQ (i.e. 1/Q) coefficient for shelving filters, using the
|
||||
* reference gain and shelf slope parameter.
|
||||
* 0 < gain
|
||||
* 0 < slope <= 1
|
||||
*/
|
||||
inline ALfloat calc_rcpQ_from_slope(ALfloat gain, ALfloat slope)
|
||||
{
|
||||
return sqrtf((gain + 1.0f/gain)*(1.0f/slope - 1.0f) + 2.0f);
|
||||
#define DEFINE_ALFILTER_VTABLE(T) \
|
||||
const struct ALfilterVtable T##_vtable = { \
|
||||
T##_setParami, T##_setParamiv, \
|
||||
T##_setParamf, T##_setParamfv, \
|
||||
T##_getParami, T##_getParamiv, \
|
||||
T##_getParamf, T##_getParamfv, \
|
||||
}
|
||||
/* Calculates the rcpQ (i.e. 1/Q) coefficient for filters, using the frequency
|
||||
* multiple (i.e. ref_freq / sampling_freq) and bandwidth.
|
||||
* 0 < freq_mult < 0.5.
|
||||
*/
|
||||
inline ALfloat calc_rcpQ_from_bandwidth(ALfloat freq_mult, ALfloat bandwidth)
|
||||
{
|
||||
ALfloat w0 = F_TAU * freq_mult;
|
||||
return 2.0f*sinhf(logf(2.0f)/2.0f*bandwidth*w0/sinf(w0));
|
||||
}
|
||||
|
||||
inline void ALfilterState_clear(ALfilterState *filter)
|
||||
{
|
||||
filter->x[0] = 0.0f;
|
||||
filter->x[1] = 0.0f;
|
||||
filter->y[0] = 0.0f;
|
||||
filter->y[1] = 0.0f;
|
||||
}
|
||||
|
||||
void ALfilterState_setParams(ALfilterState *filter, ALfilterType type, ALfloat gain, ALfloat freq_mult, ALfloat rcpQ);
|
||||
|
||||
void ALfilterState_processC(ALfilterState *filter, ALfloat *restrict dst, const ALfloat *restrict src, ALuint numsamples);
|
||||
|
||||
inline void ALfilterState_processPassthru(ALfilterState *filter, const ALfloat *restrict src, ALuint numsamples)
|
||||
{
|
||||
if(numsamples >= 2)
|
||||
{
|
||||
filter->x[1] = src[numsamples-2];
|
||||
filter->x[0] = src[numsamples-1];
|
||||
filter->y[1] = src[numsamples-2];
|
||||
filter->y[0] = src[numsamples-1];
|
||||
}
|
||||
else if(numsamples == 1)
|
||||
{
|
||||
filter->x[1] = filter->x[0];
|
||||
filter->x[0] = src[0];
|
||||
filter->y[1] = filter->y[0];
|
||||
filter->y[0] = src[0];
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
typedef struct ALfilter {
|
||||
// Filter type (AL_FILTER_NULL, ...)
|
||||
|
|
@ -108,45 +44,21 @@ typedef struct ALfilter {
|
|||
ALfloat GainLF;
|
||||
ALfloat LFReference;
|
||||
|
||||
void (*SetParami)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALint val);
|
||||
void (*SetParamiv)(struct ALfilter *filter, ALCcontext *context, ALenum param, const ALint *vals);
|
||||
void (*SetParamf)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALfloat val);
|
||||
void (*SetParamfv)(struct ALfilter *filter, ALCcontext *context, ALenum param, const ALfloat *vals);
|
||||
|
||||
void (*GetParami)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALint *val);
|
||||
void (*GetParamiv)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALint *vals);
|
||||
void (*GetParamf)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALfloat *val);
|
||||
void (*GetParamfv)(struct ALfilter *filter, ALCcontext *context, ALenum param, ALfloat *vals);
|
||||
const struct ALfilterVtable *vtab;
|
||||
|
||||
/* Self ID */
|
||||
ALuint id;
|
||||
} ALfilter;
|
||||
#define ALfilter_setParami(o, c, p, v) ((o)->vtab->setParami(o, c, p, v))
|
||||
#define ALfilter_setParamf(o, c, p, v) ((o)->vtab->setParamf(o, c, p, v))
|
||||
#define ALfilter_setParamiv(o, c, p, v) ((o)->vtab->setParamiv(o, c, p, v))
|
||||
#define ALfilter_setParamfv(o, c, p, v) ((o)->vtab->setParamfv(o, c, p, v))
|
||||
#define ALfilter_getParami(o, c, p, v) ((o)->vtab->getParami(o, c, p, v))
|
||||
#define ALfilter_getParamf(o, c, p, v) ((o)->vtab->getParamf(o, c, p, v))
|
||||
#define ALfilter_getParamiv(o, c, p, v) ((o)->vtab->getParamiv(o, c, p, v))
|
||||
#define ALfilter_getParamfv(o, c, p, v) ((o)->vtab->getParamfv(o, c, p, v))
|
||||
|
||||
#define ALfilter_SetParami(x, c, p, v) ((x)->SetParami((x),(c),(p),(v)))
|
||||
#define ALfilter_SetParamiv(x, c, p, v) ((x)->SetParamiv((x),(c),(p),(v)))
|
||||
#define ALfilter_SetParamf(x, c, p, v) ((x)->SetParamf((x),(c),(p),(v)))
|
||||
#define ALfilter_SetParamfv(x, c, p, v) ((x)->SetParamfv((x),(c),(p),(v)))
|
||||
|
||||
#define ALfilter_GetParami(x, c, p, v) ((x)->GetParami((x),(c),(p),(v)))
|
||||
#define ALfilter_GetParamiv(x, c, p, v) ((x)->GetParamiv((x),(c),(p),(v)))
|
||||
#define ALfilter_GetParamf(x, c, p, v) ((x)->GetParamf((x),(c),(p),(v)))
|
||||
#define ALfilter_GetParamfv(x, c, p, v) ((x)->GetParamfv((x),(c),(p),(v)))
|
||||
|
||||
inline void LockFiltersRead(ALCdevice *device)
|
||||
{ LockUIntMapRead(&device->FilterMap); }
|
||||
inline void UnlockFiltersRead(ALCdevice *device)
|
||||
{ UnlockUIntMapRead(&device->FilterMap); }
|
||||
inline void LockFiltersWrite(ALCdevice *device)
|
||||
{ LockUIntMapWrite(&device->FilterMap); }
|
||||
inline void UnlockFiltersWrite(ALCdevice *device)
|
||||
{ UnlockUIntMapWrite(&device->FilterMap); }
|
||||
|
||||
inline struct ALfilter *LookupFilter(ALCdevice *device, ALuint id)
|
||||
{ return (struct ALfilter*)LookupUIntMapKeyNoLock(&device->FilterMap, id); }
|
||||
inline struct ALfilter *RemoveFilter(ALCdevice *device, ALuint id)
|
||||
{ return (struct ALfilter*)RemoveUIntMapKeyNoLock(&device->FilterMap, id); }
|
||||
|
||||
ALvoid ReleaseALFilters(ALCdevice *device);
|
||||
void ReleaseALFilters(ALCdevice *device);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
|
|
|
|||
|
|
@ -8,40 +8,40 @@
|
|||
extern "C" {
|
||||
#endif
|
||||
|
||||
struct ALlistenerProps {
|
||||
ATOMIC(ALfloat) Position[3];
|
||||
ATOMIC(ALfloat) Velocity[3];
|
||||
ATOMIC(ALfloat) Forward[3];
|
||||
ATOMIC(ALfloat) Up[3];
|
||||
ATOMIC(ALfloat) Gain;
|
||||
ATOMIC(ALfloat) MetersPerUnit;
|
||||
struct ALcontextProps {
|
||||
ALfloat DopplerFactor;
|
||||
ALfloat DopplerVelocity;
|
||||
ALfloat SpeedOfSound;
|
||||
ALboolean SourceDistanceModel;
|
||||
enum DistanceModel DistanceModel;
|
||||
ALfloat MetersPerUnit;
|
||||
|
||||
ATOMIC(ALfloat) DopplerFactor;
|
||||
ATOMIC(ALfloat) DopplerVelocity;
|
||||
ATOMIC(ALfloat) SpeedOfSound;
|
||||
ATOMIC(ALboolean) SourceDistanceModel;
|
||||
ATOMIC(enum DistanceModel) DistanceModel;
|
||||
ATOMIC(struct ALcontextProps*) next;
|
||||
};
|
||||
|
||||
struct ALlistenerProps {
|
||||
ALfloat Position[3];
|
||||
ALfloat Velocity[3];
|
||||
ALfloat Forward[3];
|
||||
ALfloat Up[3];
|
||||
ALfloat Gain;
|
||||
|
||||
ATOMIC(struct ALlistenerProps*) next;
|
||||
};
|
||||
|
||||
typedef struct ALlistener {
|
||||
volatile ALfloat Position[3];
|
||||
volatile ALfloat Velocity[3];
|
||||
volatile ALfloat Forward[3];
|
||||
volatile ALfloat Up[3];
|
||||
volatile ALfloat Gain;
|
||||
volatile ALfloat MetersPerUnit;
|
||||
alignas(16) ALfloat Position[3];
|
||||
ALfloat Velocity[3];
|
||||
ALfloat Forward[3];
|
||||
ALfloat Up[3];
|
||||
ALfloat Gain;
|
||||
|
||||
ATOMIC_FLAG PropsClean;
|
||||
|
||||
/* Pointer to the most recent property values that are awaiting an update.
|
||||
*/
|
||||
ATOMIC(struct ALlistenerProps*) Update;
|
||||
|
||||
/* A linked list of unused property containers, free to use for future
|
||||
* updates.
|
||||
*/
|
||||
ATOMIC(struct ALlistenerProps*) FreeList;
|
||||
|
||||
struct {
|
||||
aluMatrixf Matrix;
|
||||
aluVector Velocity;
|
||||
|
|
@ -50,7 +50,8 @@ typedef struct ALlistener {
|
|||
ALfloat MetersPerUnit;
|
||||
|
||||
ALfloat DopplerFactor;
|
||||
ALfloat SpeedOfSound;
|
||||
ALfloat SpeedOfSound; /* in units per sec! */
|
||||
ALfloat ReverbSpeedOfSound; /* in meters per sec! */
|
||||
|
||||
ALboolean SourceDistanceModel;
|
||||
enum DistanceModel DistanceModel;
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
|
|
@ -1,11 +1,14 @@
|
|||
#ifndef _AL_SOURCE_H_
|
||||
#define _AL_SOURCE_H_
|
||||
|
||||
#define MAX_SENDS 4
|
||||
|
||||
#include "bool.h"
|
||||
#include "alMain.h"
|
||||
#include "alu.h"
|
||||
#include "hrtf.h"
|
||||
#include "atomic.h"
|
||||
|
||||
#define MAX_SENDS 16
|
||||
#define DEFAULT_SENDS 2
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
|
|
@ -13,104 +16,16 @@ extern "C" {
|
|||
|
||||
struct ALbuffer;
|
||||
struct ALsource;
|
||||
struct ALsourceProps;
|
||||
|
||||
|
||||
typedef struct ALbufferlistitem {
|
||||
struct ALbuffer *buffer;
|
||||
struct ALbufferlistitem *volatile next;
|
||||
ATOMIC(struct ALbufferlistitem*) next;
|
||||
ALsizei max_samples;
|
||||
ALsizei num_buffers;
|
||||
struct ALbuffer *buffers[];
|
||||
} ALbufferlistitem;
|
||||
|
||||
|
||||
struct ALsourceProps {
|
||||
ATOMIC(ALfloat) Pitch;
|
||||
ATOMIC(ALfloat) Gain;
|
||||
ATOMIC(ALfloat) OuterGain;
|
||||
ATOMIC(ALfloat) MinGain;
|
||||
ATOMIC(ALfloat) MaxGain;
|
||||
ATOMIC(ALfloat) InnerAngle;
|
||||
ATOMIC(ALfloat) OuterAngle;
|
||||
ATOMIC(ALfloat) RefDistance;
|
||||
ATOMIC(ALfloat) MaxDistance;
|
||||
ATOMIC(ALfloat) RollOffFactor;
|
||||
ATOMIC(ALfloat) Position[3];
|
||||
ATOMIC(ALfloat) Velocity[3];
|
||||
ATOMIC(ALfloat) Direction[3];
|
||||
ATOMIC(ALfloat) Orientation[2][3];
|
||||
ATOMIC(ALboolean) HeadRelative;
|
||||
ATOMIC(enum DistanceModel) DistanceModel;
|
||||
ATOMIC(ALboolean) DirectChannels;
|
||||
|
||||
ATOMIC(ALboolean) DryGainHFAuto;
|
||||
ATOMIC(ALboolean) WetGainAuto;
|
||||
ATOMIC(ALboolean) WetGainHFAuto;
|
||||
ATOMIC(ALfloat) OuterGainHF;
|
||||
|
||||
ATOMIC(ALfloat) AirAbsorptionFactor;
|
||||
ATOMIC(ALfloat) RoomRolloffFactor;
|
||||
ATOMIC(ALfloat) DopplerFactor;
|
||||
|
||||
ATOMIC(ALfloat) StereoPan[2];
|
||||
|
||||
ATOMIC(ALfloat) Radius;
|
||||
|
||||
/** Direct filter and auxiliary send info. */
|
||||
struct {
|
||||
ATOMIC(ALfloat) Gain;
|
||||
ATOMIC(ALfloat) GainHF;
|
||||
ATOMIC(ALfloat) HFReference;
|
||||
ATOMIC(ALfloat) GainLF;
|
||||
ATOMIC(ALfloat) LFReference;
|
||||
} Direct;
|
||||
struct {
|
||||
ATOMIC(struct ALeffectslot*) Slot;
|
||||
ATOMIC(ALfloat) Gain;
|
||||
ATOMIC(ALfloat) GainHF;
|
||||
ATOMIC(ALfloat) HFReference;
|
||||
ATOMIC(ALfloat) GainLF;
|
||||
ATOMIC(ALfloat) LFReference;
|
||||
} Send[MAX_SENDS];
|
||||
|
||||
ATOMIC(struct ALsourceProps*) next;
|
||||
};
|
||||
|
||||
|
||||
typedef struct ALvoice {
|
||||
struct ALsourceProps Props;
|
||||
|
||||
struct ALsource *volatile Source;
|
||||
|
||||
/** Current target parameters used for mixing. */
|
||||
ALint Step;
|
||||
|
||||
/* If not 'moving', gain/coefficients are set directly without fading. */
|
||||
ALboolean Moving;
|
||||
|
||||
ALboolean IsHrtf;
|
||||
|
||||
ALuint Offset; /* Number of output samples mixed since starting. */
|
||||
|
||||
alignas(16) ALfloat PrevSamples[MAX_INPUT_CHANNELS][MAX_PRE_SAMPLES];
|
||||
|
||||
BsincState SincState;
|
||||
|
||||
struct {
|
||||
ALfloat (*Buffer)[BUFFERSIZE];
|
||||
ALuint Channels;
|
||||
} DirectOut;
|
||||
|
||||
struct {
|
||||
ALfloat (*Buffer)[BUFFERSIZE];
|
||||
ALuint Channels;
|
||||
} SendOut[MAX_SENDS];
|
||||
|
||||
struct {
|
||||
DirectParams Direct;
|
||||
SendParams Send[MAX_SENDS];
|
||||
} Chan[MAX_INPUT_CHANNELS];
|
||||
} ALvoice;
|
||||
|
||||
|
||||
typedef struct ALsource {
|
||||
/** Source properties. */
|
||||
ALfloat Pitch;
|
||||
|
|
@ -122,14 +37,17 @@ typedef struct ALsource {
|
|||
ALfloat OuterAngle;
|
||||
ALfloat RefDistance;
|
||||
ALfloat MaxDistance;
|
||||
ALfloat RollOffFactor;
|
||||
ALfloat RolloffFactor;
|
||||
ALfloat Position[3];
|
||||
ALfloat Velocity[3];
|
||||
ALfloat Direction[3];
|
||||
ALfloat Orientation[2][3];
|
||||
ALboolean HeadRelative;
|
||||
ALboolean Looping;
|
||||
enum DistanceModel DistanceModel;
|
||||
enum Resampler Resampler;
|
||||
ALboolean DirectChannels;
|
||||
enum SpatializeMode Spatialize;
|
||||
|
||||
ALboolean DryGainHFAuto;
|
||||
ALboolean WetGainAuto;
|
||||
|
|
@ -162,7 +80,7 @@ typedef struct ALsource {
|
|||
ALfloat HFReference;
|
||||
ALfloat GainLF;
|
||||
ALfloat LFReference;
|
||||
} Send[MAX_SENDS];
|
||||
} *Send;
|
||||
|
||||
/**
|
||||
* Last user-specified offset, and the offset type (bytes, samples, or
|
||||
|
|
@ -176,51 +94,22 @@ typedef struct ALsource {
|
|||
|
||||
/** Source state (initial, playing, paused, or stopped) */
|
||||
ALenum state;
|
||||
ALenum new_state;
|
||||
|
||||
/** Source Buffer Queue info. */
|
||||
RWLock queue_lock;
|
||||
ATOMIC(ALbufferlistitem*) queue;
|
||||
ATOMIC(ALbufferlistitem*) current_buffer;
|
||||
/** Source Buffer Queue head. */
|
||||
ALbufferlistitem *queue;
|
||||
|
||||
/**
|
||||
* Source offset in samples, relative to the currently playing buffer, NOT
|
||||
* the whole queue, and the fractional (fixed-point) offset to the next
|
||||
* sample.
|
||||
ATOMIC_FLAG PropsClean;
|
||||
|
||||
/* Index into the context's Voices array. Lazily updated, only checked and
|
||||
* reset when looking up the voice.
|
||||
*/
|
||||
ATOMIC(ALuint) position;
|
||||
ATOMIC(ALuint) position_fraction;
|
||||
|
||||
ATOMIC(ALboolean) looping;
|
||||
|
||||
/** Current buffer sample info. */
|
||||
ALuint NumChannels;
|
||||
ALuint SampleSize;
|
||||
|
||||
ATOMIC(struct ALsourceProps*) Update;
|
||||
ATOMIC(struct ALsourceProps*) FreeList;
|
||||
ALint VoiceIdx;
|
||||
|
||||
/** Self ID */
|
||||
ALuint id;
|
||||
} ALsource;
|
||||
|
||||
inline void LockSourcesRead(ALCcontext *context)
|
||||
{ LockUIntMapRead(&context->SourceMap); }
|
||||
inline void UnlockSourcesRead(ALCcontext *context)
|
||||
{ UnlockUIntMapRead(&context->SourceMap); }
|
||||
inline void LockSourcesWrite(ALCcontext *context)
|
||||
{ LockUIntMapWrite(&context->SourceMap); }
|
||||
inline void UnlockSourcesWrite(ALCcontext *context)
|
||||
{ UnlockUIntMapWrite(&context->SourceMap); }
|
||||
|
||||
inline struct ALsource *LookupSource(ALCcontext *context, ALuint id)
|
||||
{ return (struct ALsource*)LookupUIntMapKeyNoLock(&context->SourceMap, id); }
|
||||
inline struct ALsource *RemoveSource(ALCcontext *context, ALuint id)
|
||||
{ return (struct ALsource*)RemoveUIntMapKeyNoLock(&context->SourceMap, id); }
|
||||
|
||||
void UpdateAllSourceProps(ALCcontext *context);
|
||||
ALvoid SetSourceState(ALsource *Source, ALCcontext *Context, ALenum state);
|
||||
ALboolean ApplyOffset(ALsource *Source);
|
||||
|
||||
ALvoid ReleaseALSources(ALCcontext *Context);
|
||||
|
||||
|
|
|
|||
|
|
@ -1,20 +0,0 @@
|
|||
#ifndef ALTHUNK_H
|
||||
#define ALTHUNK_H
|
||||
|
||||
#include "alMain.h"
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
void ThunkInit(void);
|
||||
void ThunkExit(void);
|
||||
ALenum NewThunkEntry(ALuint *index);
|
||||
void FreeThunkEntry(ALuint index);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif //ALTHUNK_H
|
||||
|
||||
|
|
@ -12,35 +12,56 @@
|
|||
|
||||
#include "alMain.h"
|
||||
#include "alBuffer.h"
|
||||
#include "alFilter.h"
|
||||
#include "alAuxEffectSlot.h"
|
||||
|
||||
#include "hrtf.h"
|
||||
#include "align.h"
|
||||
#include "math_defs.h"
|
||||
#include "filters/defs.h"
|
||||
#include "filters/nfc.h"
|
||||
|
||||
|
||||
#define MAX_PITCH (255)
|
||||
|
||||
/* Maximum number of buffer samples before the current pos needed for resampling. */
|
||||
#define MAX_PRE_SAMPLES 12
|
||||
|
||||
/* Maximum number of buffer samples after the current pos needed for resampling. */
|
||||
#define MAX_POST_SAMPLES 12
|
||||
/* Maximum number of samples to pad on either end of a buffer for resampling.
|
||||
* Note that both the beginning and end need padding!
|
||||
*/
|
||||
#define MAX_RESAMPLE_PADDING 24
|
||||
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
struct BSincTable;
|
||||
struct ALsource;
|
||||
struct ALsourceProps;
|
||||
struct ALbufferlistitem;
|
||||
struct ALvoice;
|
||||
struct ALeffectslot;
|
||||
struct ALbuffer;
|
||||
|
||||
|
||||
/* The number of distinct scale and phase intervals within the filter table. */
|
||||
#define DITHER_RNG_SEED 22222
|
||||
|
||||
|
||||
enum SpatializeMode {
|
||||
SpatializeOff = AL_FALSE,
|
||||
SpatializeOn = AL_TRUE,
|
||||
SpatializeAuto = AL_AUTO_SOFT
|
||||
};
|
||||
|
||||
enum Resampler {
|
||||
PointResampler,
|
||||
LinearResampler,
|
||||
FIR4Resampler,
|
||||
BSinc12Resampler,
|
||||
BSinc24Resampler,
|
||||
|
||||
ResamplerMax = BSinc24Resampler
|
||||
};
|
||||
extern enum Resampler ResamplerDefault;
|
||||
|
||||
/* The number of distinct scale and phase intervals within the bsinc filter
|
||||
* table.
|
||||
*/
|
||||
#define BSINC_SCALE_BITS 4
|
||||
#define BSINC_SCALE_COUNT (1<<BSINC_SCALE_BITS)
|
||||
#define BSINC_PHASE_BITS 4
|
||||
|
|
@ -52,16 +73,29 @@ struct ALbuffer;
|
|||
*/
|
||||
typedef struct BsincState {
|
||||
ALfloat sf; /* Scale interpolation factor. */
|
||||
ALuint m; /* Coefficient count. */
|
||||
ALsizei m; /* Coefficient count. */
|
||||
ALint l; /* Left coefficient offset. */
|
||||
struct {
|
||||
const ALfloat *filter; /* Filter coefficients. */
|
||||
const ALfloat *scDelta; /* Scale deltas. */
|
||||
const ALfloat *phDelta; /* Phase deltas. */
|
||||
const ALfloat *spDelta; /* Scale-phase deltas. */
|
||||
} coeffs[BSINC_PHASE_COUNT];
|
||||
/* Filter coefficients, followed by the scale, phase, and scale-phase
|
||||
* delta coefficients. Starting at phase index 0, each subsequent phase
|
||||
* index follows contiguously.
|
||||
*/
|
||||
const ALfloat *filter;
|
||||
} BsincState;
|
||||
|
||||
typedef union InterpState {
|
||||
BsincState bsinc;
|
||||
} InterpState;
|
||||
|
||||
typedef const ALfloat* (*ResamplerFunc)(const InterpState *state,
|
||||
const ALfloat *restrict src, ALsizei frac, ALint increment,
|
||||
ALfloat *restrict dst, ALsizei dstlen
|
||||
);
|
||||
|
||||
void BsincPrepare(const ALuint increment, BsincState *state, const struct BSincTable *table);
|
||||
|
||||
extern const struct BSincTable bsinc12;
|
||||
extern const struct BSincTable bsinc24;
|
||||
|
||||
|
||||
typedef union aluVector {
|
||||
alignas(16) ALfloat v[4];
|
||||
|
|
@ -111,21 +145,21 @@ enum ActiveFilters {
|
|||
|
||||
|
||||
typedef struct MixHrtfParams {
|
||||
const HrtfParams *Target;
|
||||
HrtfParams *Current;
|
||||
struct {
|
||||
alignas(16) ALfloat Coeffs[HRIR_LENGTH][2];
|
||||
ALint Delay[2];
|
||||
} Steps;
|
||||
const ALfloat (*Coeffs)[2];
|
||||
ALsizei Delay[2];
|
||||
ALfloat Gain;
|
||||
ALfloat GainStep;
|
||||
} MixHrtfParams;
|
||||
|
||||
|
||||
typedef struct DirectParams {
|
||||
enum ActiveFilters FilterType;
|
||||
ALfilterState LowPass;
|
||||
ALfilterState HighPass;
|
||||
BiquadFilter LowPass;
|
||||
BiquadFilter HighPass;
|
||||
|
||||
NfcFilter NFCtrlFilter;
|
||||
|
||||
struct {
|
||||
HrtfParams Current;
|
||||
HrtfParams Old;
|
||||
HrtfParams Target;
|
||||
HrtfState State;
|
||||
} Hrtf;
|
||||
|
|
@ -137,9 +171,8 @@ typedef struct DirectParams {
|
|||
} DirectParams;
|
||||
|
||||
typedef struct SendParams {
|
||||
enum ActiveFilters FilterType;
|
||||
ALfilterState LowPass;
|
||||
ALfilterState HighPass;
|
||||
BiquadFilter LowPass;
|
||||
BiquadFilter HighPass;
|
||||
|
||||
struct {
|
||||
ALfloat Current[MAX_OUTPUT_CHANNELS];
|
||||
|
|
@ -148,25 +181,150 @@ typedef struct SendParams {
|
|||
} SendParams;
|
||||
|
||||
|
||||
typedef const ALfloat* (*ResamplerFunc)(const BsincState *state,
|
||||
const ALfloat *restrict src, ALuint frac, ALuint increment, ALfloat *restrict dst, ALuint dstlen
|
||||
);
|
||||
struct ALvoiceProps {
|
||||
ATOMIC(struct ALvoiceProps*) next;
|
||||
|
||||
typedef void (*MixerFunc)(const ALfloat *data, ALuint OutChans,
|
||||
ALfloat Pitch;
|
||||
ALfloat Gain;
|
||||
ALfloat OuterGain;
|
||||
ALfloat MinGain;
|
||||
ALfloat MaxGain;
|
||||
ALfloat InnerAngle;
|
||||
ALfloat OuterAngle;
|
||||
ALfloat RefDistance;
|
||||
ALfloat MaxDistance;
|
||||
ALfloat RolloffFactor;
|
||||
ALfloat Position[3];
|
||||
ALfloat Velocity[3];
|
||||
ALfloat Direction[3];
|
||||
ALfloat Orientation[2][3];
|
||||
ALboolean HeadRelative;
|
||||
enum DistanceModel DistanceModel;
|
||||
enum Resampler Resampler;
|
||||
ALboolean DirectChannels;
|
||||
enum SpatializeMode SpatializeMode;
|
||||
|
||||
ALboolean DryGainHFAuto;
|
||||
ALboolean WetGainAuto;
|
||||
ALboolean WetGainHFAuto;
|
||||
ALfloat OuterGainHF;
|
||||
|
||||
ALfloat AirAbsorptionFactor;
|
||||
ALfloat RoomRolloffFactor;
|
||||
ALfloat DopplerFactor;
|
||||
|
||||
ALfloat StereoPan[2];
|
||||
|
||||
ALfloat Radius;
|
||||
|
||||
/** Direct filter and auxiliary send info. */
|
||||
struct {
|
||||
ALfloat Gain;
|
||||
ALfloat GainHF;
|
||||
ALfloat HFReference;
|
||||
ALfloat GainLF;
|
||||
ALfloat LFReference;
|
||||
} Direct;
|
||||
struct {
|
||||
struct ALeffectslot *Slot;
|
||||
ALfloat Gain;
|
||||
ALfloat GainHF;
|
||||
ALfloat HFReference;
|
||||
ALfloat GainLF;
|
||||
ALfloat LFReference;
|
||||
} Send[];
|
||||
};
|
||||
|
||||
#define VOICE_IS_STATIC (1<<0)
|
||||
#define VOICE_IS_FADING (1<<1) /* Fading sources use gain stepping for smooth transitions. */
|
||||
#define VOICE_HAS_HRTF (1<<2)
|
||||
#define VOICE_HAS_NFC (1<<3)
|
||||
|
||||
typedef struct ALvoice {
|
||||
struct ALvoiceProps *Props;
|
||||
|
||||
ATOMIC(struct ALvoiceProps*) Update;
|
||||
|
||||
ATOMIC(struct ALsource*) Source;
|
||||
ATOMIC(bool) Playing;
|
||||
|
||||
/**
|
||||
* Source offset in samples, relative to the currently playing buffer, NOT
|
||||
* the whole queue, and the fractional (fixed-point) offset to the next
|
||||
* sample.
|
||||
*/
|
||||
ATOMIC(ALuint) position;
|
||||
ATOMIC(ALsizei) position_fraction;
|
||||
|
||||
/* Current buffer queue item being played. */
|
||||
ATOMIC(struct ALbufferlistitem*) current_buffer;
|
||||
|
||||
/* Buffer queue item to loop to at end of queue (will be NULL for non-
|
||||
* looping voices).
|
||||
*/
|
||||
ATOMIC(struct ALbufferlistitem*) loop_buffer;
|
||||
|
||||
/**
|
||||
* Number of channels and bytes-per-sample for the attached source's
|
||||
* buffer(s).
|
||||
*/
|
||||
ALsizei NumChannels;
|
||||
ALsizei SampleSize;
|
||||
|
||||
/** Current target parameters used for mixing. */
|
||||
ALint Step;
|
||||
|
||||
ResamplerFunc Resampler;
|
||||
|
||||
ALuint Flags;
|
||||
|
||||
ALuint Offset; /* Number of output samples mixed since starting. */
|
||||
|
||||
alignas(16) ALfloat PrevSamples[MAX_INPUT_CHANNELS][MAX_RESAMPLE_PADDING];
|
||||
|
||||
InterpState ResampleState;
|
||||
|
||||
struct {
|
||||
enum ActiveFilters FilterType;
|
||||
DirectParams Params[MAX_INPUT_CHANNELS];
|
||||
|
||||
ALfloat (*Buffer)[BUFFERSIZE];
|
||||
ALsizei Channels;
|
||||
ALsizei ChannelsPerOrder[MAX_AMBI_ORDER+1];
|
||||
} Direct;
|
||||
|
||||
struct {
|
||||
enum ActiveFilters FilterType;
|
||||
SendParams Params[MAX_INPUT_CHANNELS];
|
||||
|
||||
ALfloat (*Buffer)[BUFFERSIZE];
|
||||
ALsizei Channels;
|
||||
} Send[];
|
||||
} ALvoice;
|
||||
|
||||
void DeinitVoice(ALvoice *voice);
|
||||
|
||||
|
||||
typedef void (*MixerFunc)(const ALfloat *data, ALsizei OutChans,
|
||||
ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALfloat *CurrentGains,
|
||||
const ALfloat *TargetGains, ALuint Counter, ALuint OutPos,
|
||||
ALuint BufferSize);
|
||||
const ALfloat *TargetGains, ALsizei Counter, ALsizei OutPos,
|
||||
ALsizei BufferSize);
|
||||
typedef void (*RowMixerFunc)(ALfloat *OutBuffer, const ALfloat *gains,
|
||||
const ALfloat (*restrict data)[BUFFERSIZE], ALuint InChans,
|
||||
ALuint InPos, ALuint BufferSize);
|
||||
typedef void (*HrtfMixerFunc)(ALfloat (*restrict OutBuffer)[BUFFERSIZE], ALuint lidx, ALuint ridx,
|
||||
const ALfloat *data, ALuint Counter, ALuint Offset, ALuint OutPos,
|
||||
const ALuint IrSize, const MixHrtfParams *hrtfparams,
|
||||
HrtfState *hrtfstate, ALuint BufferSize);
|
||||
typedef void (*HrtfDirectMixerFunc)(ALfloat (*restrict OutBuffer)[BUFFERSIZE],
|
||||
ALuint lidx, ALuint ridx, const ALfloat *data, ALuint Offset,
|
||||
const ALuint IrSize, ALfloat (*restrict Coeffs)[2],
|
||||
ALfloat (*restrict Values)[2], ALuint BufferSize);
|
||||
const ALfloat (*restrict data)[BUFFERSIZE], ALsizei InChans,
|
||||
ALsizei InPos, ALsizei BufferSize);
|
||||
typedef void (*HrtfMixerFunc)(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
|
||||
const ALfloat *data, ALsizei Offset, ALsizei OutPos,
|
||||
const ALsizei IrSize, MixHrtfParams *hrtfparams,
|
||||
HrtfState *hrtfstate, ALsizei BufferSize);
|
||||
typedef void (*HrtfMixerBlendFunc)(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
|
||||
const ALfloat *data, ALsizei Offset, ALsizei OutPos,
|
||||
const ALsizei IrSize, const HrtfParams *oldparams,
|
||||
MixHrtfParams *newparams, HrtfState *hrtfstate,
|
||||
ALsizei BufferSize);
|
||||
typedef void (*HrtfDirectMixerFunc)(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
|
||||
const ALfloat *data, ALsizei Offset, const ALsizei IrSize,
|
||||
const ALfloat (*restrict Coeffs)[2],
|
||||
ALfloat (*restrict Values)[2], ALsizei BufferSize);
|
||||
|
||||
|
||||
#define GAIN_MIX_MAX (16.0f) /* +24dB */
|
||||
|
|
@ -176,6 +334,9 @@ typedef void (*HrtfDirectMixerFunc)(ALfloat (*restrict OutBuffer)[BUFFERSIZE],
|
|||
#define SPEEDOFSOUNDMETRESPERSEC (343.3f)
|
||||
#define AIRABSORBGAINHF (0.99426f) /* -0.05dB */
|
||||
|
||||
/* Target gain for the reverb decay feedback reaching the decay time. */
|
||||
#define REVERB_DECAY_GAIN (0.001f) /* -60 dB */
|
||||
|
||||
#define FRACTIONBITS (12)
|
||||
#define FRACTIONONE (1<<FRACTIONBITS)
|
||||
#define FRACTIONMASK (FRACTIONONE-1)
|
||||
|
|
@ -223,30 +384,26 @@ inline ALuint64 maxu64(ALuint64 a, ALuint64 b)
|
|||
inline ALuint64 clampu64(ALuint64 val, ALuint64 min, ALuint64 max)
|
||||
{ return minu64(max, maxu64(min, val)); }
|
||||
|
||||
|
||||
union ResamplerCoeffs {
|
||||
ALfloat FIR4[FRACTIONONE][4];
|
||||
ALfloat FIR8[FRACTIONONE][8];
|
||||
};
|
||||
extern alignas(16) union ResamplerCoeffs ResampleCoeffs;
|
||||
|
||||
extern alignas(16) const ALfloat bsincTab[18840];
|
||||
inline size_t minz(size_t a, size_t b)
|
||||
{ return ((a > b) ? b : a); }
|
||||
inline size_t maxz(size_t a, size_t b)
|
||||
{ return ((a > b) ? a : b); }
|
||||
inline size_t clampz(size_t val, size_t min, size_t max)
|
||||
{ return minz(max, maxz(min, val)); }
|
||||
|
||||
|
||||
inline ALfloat lerp(ALfloat val1, ALfloat val2, ALfloat mu)
|
||||
{
|
||||
return val1 + (val2-val1)*mu;
|
||||
}
|
||||
inline ALfloat resample_fir4(ALfloat val0, ALfloat val1, ALfloat val2, ALfloat val3, ALuint frac)
|
||||
inline ALfloat cubic(ALfloat val1, ALfloat val2, ALfloat val3, ALfloat val4, ALfloat mu)
|
||||
{
|
||||
const ALfloat *k = ResampleCoeffs.FIR4[frac];
|
||||
return k[0]*val0 + k[1]*val1 + k[2]*val2 + k[3]*val3;
|
||||
}
|
||||
inline ALfloat resample_fir8(ALfloat val0, ALfloat val1, ALfloat val2, ALfloat val3, ALfloat val4, ALfloat val5, ALfloat val6, ALfloat val7, ALuint frac)
|
||||
{
|
||||
const ALfloat *k = ResampleCoeffs.FIR8[frac];
|
||||
return k[0]*val0 + k[1]*val1 + k[2]*val2 + k[3]*val3 +
|
||||
k[4]*val4 + k[5]*val5 + k[6]*val6 + k[7]*val7;
|
||||
ALfloat mu2 = mu*mu, mu3 = mu2*mu;
|
||||
ALfloat a0 = -0.5f*mu3 + mu2 + -0.5f*mu;
|
||||
ALfloat a1 = 1.5f*mu3 + -2.5f*mu2 + 1.0f;
|
||||
ALfloat a2 = -1.5f*mu3 + 2.0f*mu2 + 0.5f*mu;
|
||||
ALfloat a3 = 0.5f*mu3 + -0.5f*mu2;
|
||||
return val1*a0 + val2*a1 + val3*a2 + val4*a3;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -256,11 +413,11 @@ enum HrtfRequestMode {
|
|||
Hrtf_Disable = 2,
|
||||
};
|
||||
|
||||
void aluInit(void);
|
||||
|
||||
void aluInitMixer(void);
|
||||
|
||||
MixerFunc SelectMixer(void);
|
||||
RowMixerFunc SelectRowMixer(void);
|
||||
ResamplerFunc SelectResampler(enum Resampler resampler);
|
||||
|
||||
/* aluInitRenderer
|
||||
*
|
||||
|
|
@ -271,6 +428,8 @@ void aluInitRenderer(ALCdevice *device, ALint hrtf_id, enum HrtfRequestMode hrtf
|
|||
|
||||
void aluInitEffectPanning(struct ALeffectslot *slot);
|
||||
|
||||
void aluSelectPostProcess(ALCdevice *device);
|
||||
|
||||
/**
|
||||
* CalcDirectionCoeffs
|
||||
*
|
||||
|
|
@ -280,18 +439,6 @@ void aluInitEffectPanning(struct ALeffectslot *slot);
|
|||
*/
|
||||
void CalcDirectionCoeffs(const ALfloat dir[3], ALfloat spread, ALfloat coeffs[MAX_AMBI_COEFFS]);
|
||||
|
||||
/**
|
||||
* CalcXYZCoeffs
|
||||
*
|
||||
* Same as CalcDirectionCoeffs except the direction is specified as separate x,
|
||||
* y, and z parameters instead of an array.
|
||||
*/
|
||||
inline void CalcXYZCoeffs(ALfloat x, ALfloat y, ALfloat z, ALfloat spread, ALfloat coeffs[MAX_AMBI_COEFFS])
|
||||
{
|
||||
ALfloat dir[3] = { x, y, z };
|
||||
CalcDirectionCoeffs(dir, spread, coeffs);
|
||||
}
|
||||
|
||||
/**
|
||||
* CalcAngleCoeffs
|
||||
*
|
||||
|
|
@ -299,37 +446,46 @@ inline void CalcXYZCoeffs(ALfloat x, ALfloat y, ALfloat z, ALfloat spread, ALflo
|
|||
* azimuth and elevation parameters are in radians, going right and up
|
||||
* respectively.
|
||||
*/
|
||||
void CalcAngleCoeffs(ALfloat azimuth, ALfloat elevation, ALfloat spread, ALfloat coeffs[MAX_AMBI_COEFFS]);
|
||||
inline void CalcAngleCoeffs(ALfloat azimuth, ALfloat elevation, ALfloat spread, ALfloat coeffs[MAX_AMBI_COEFFS])
|
||||
{
|
||||
ALfloat dir[3] = {
|
||||
sinf(azimuth) * cosf(elevation),
|
||||
sinf(elevation),
|
||||
-cosf(azimuth) * cosf(elevation)
|
||||
};
|
||||
CalcDirectionCoeffs(dir, spread, coeffs);
|
||||
}
|
||||
|
||||
/**
|
||||
* ComputeAmbientGains
|
||||
* CalcAnglePairwiseCoeffs
|
||||
*
|
||||
* Computes channel gains for ambient, omni-directional sounds.
|
||||
* Calculates ambisonic coefficients based on azimuth and elevation. The
|
||||
* azimuth and elevation parameters are in radians, going right and up
|
||||
* respectively. This pairwise variant warps the result such that +30 azimuth
|
||||
* is full right, and -30 azimuth is full left.
|
||||
*/
|
||||
#define ComputeAmbientGains(b, g, o) do { \
|
||||
if((b).CoeffCount > 0) \
|
||||
ComputeAmbientGainsMC((b).Ambi.Coeffs, (b).NumChannels, g, o); \
|
||||
else \
|
||||
ComputeAmbientGainsBF((b).Ambi.Map, (b).NumChannels, g, o); \
|
||||
} while (0)
|
||||
void ComputeAmbientGainsMC(const ChannelConfig *chancoeffs, ALuint numchans, ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
void ComputeAmbientGainsBF(const BFChannelConfig *chanmap, ALuint numchans, ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
void CalcAnglePairwiseCoeffs(ALfloat azimuth, ALfloat elevation, ALfloat spread, ALfloat coeffs[MAX_AMBI_COEFFS]);
|
||||
|
||||
|
||||
void ComputePanningGainsMC(const ChannelConfig *chancoeffs, ALsizei numchans, ALsizei numcoeffs, const ALfloat coeffs[MAX_AMBI_COEFFS], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
void ComputePanningGainsBF(const BFChannelConfig *chanmap, ALsizei numchans, const ALfloat coeffs[MAX_AMBI_COEFFS], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
/**
|
||||
* ComputePanningGains
|
||||
* ComputeDryPanGains
|
||||
*
|
||||
* Computes panning gains using the given channel decoder coefficients and the
|
||||
* pre-calculated direction or angle coefficients.
|
||||
*/
|
||||
#define ComputePanningGains(b, c, g, o) do { \
|
||||
if((b).CoeffCount > 0) \
|
||||
ComputePanningGainsMC((b).Ambi.Coeffs, (b).NumChannels, (b).CoeffCount, c, g, o);\
|
||||
else \
|
||||
ComputePanningGainsBF((b).Ambi.Map, (b).NumChannels, c, g, o); \
|
||||
} while (0)
|
||||
void ComputePanningGainsMC(const ChannelConfig *chancoeffs, ALuint numchans, ALuint numcoeffs, const ALfloat coeffs[MAX_AMBI_COEFFS], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
void ComputePanningGainsBF(const BFChannelConfig *chanmap, ALuint numchans, const ALfloat coeffs[MAX_AMBI_COEFFS], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
inline void ComputeDryPanGains(const DryMixParams *dry, const ALfloat coeffs[MAX_AMBI_COEFFS], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS])
|
||||
{
|
||||
if(dry->CoeffCount > 0)
|
||||
ComputePanningGainsMC(dry->Ambi.Coeffs, dry->NumChannels, dry->CoeffCount,
|
||||
coeffs, ingain, gains);
|
||||
else
|
||||
ComputePanningGainsBF(dry->Ambi.Map, dry->NumChannels, coeffs, ingain, gains);
|
||||
}
|
||||
|
||||
void ComputeFirstOrderGainsMC(const ChannelConfig *chancoeffs, ALsizei numchans, const ALfloat mtx[4], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
void ComputeFirstOrderGainsBF(const BFChannelConfig *chanmap, ALsizei numchans, const ALfloat mtx[4], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
/**
|
||||
* ComputeFirstOrderGains
|
||||
*
|
||||
|
|
@ -337,24 +493,29 @@ void ComputePanningGainsBF(const BFChannelConfig *chanmap, ALuint numchans, cons
|
|||
* a 1x4 'slice' of a transform matrix for the input channel, used to scale and
|
||||
* orient the sound samples.
|
||||
*/
|
||||
#define ComputeFirstOrderGains(b, m, g, o) do { \
|
||||
if((b).CoeffCount > 0) \
|
||||
ComputeFirstOrderGainsMC((b).Ambi.Coeffs, (b).NumChannels, m, g, o); \
|
||||
else \
|
||||
ComputeFirstOrderGainsBF((b).Ambi.Map, (b).NumChannels, m, g, o); \
|
||||
} while (0)
|
||||
void ComputeFirstOrderGainsMC(const ChannelConfig *chancoeffs, ALuint numchans, const ALfloat mtx[4], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
void ComputeFirstOrderGainsBF(const BFChannelConfig *chanmap, ALuint numchans, const ALfloat mtx[4], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS]);
|
||||
inline void ComputeFirstOrderGains(const BFMixParams *foa, const ALfloat mtx[4], ALfloat ingain, ALfloat gains[MAX_OUTPUT_CHANNELS])
|
||||
{
|
||||
if(foa->CoeffCount > 0)
|
||||
ComputeFirstOrderGainsMC(foa->Ambi.Coeffs, foa->NumChannels, mtx, ingain, gains);
|
||||
else
|
||||
ComputeFirstOrderGainsBF(foa->Ambi.Map, foa->NumChannels, mtx, ingain, gains);
|
||||
}
|
||||
|
||||
|
||||
ALvoid MixSource(struct ALvoice *voice, struct ALsource *source, ALCdevice *Device, ALuint SamplesToDo);
|
||||
ALboolean MixSource(struct ALvoice *voice, ALuint SourceID, ALCcontext *Context, ALsizei SamplesToDo);
|
||||
|
||||
ALvoid aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size);
|
||||
/* Caller must lock the device. */
|
||||
ALvoid aluHandleDisconnect(ALCdevice *device);
|
||||
void aluMixData(ALCdevice *device, ALvoid *OutBuffer, ALsizei NumSamples);
|
||||
/* Caller must lock the device, and the mixer must not be running. */
|
||||
void aluHandleDisconnect(ALCdevice *device, const char *msg, ...) DECL_FORMAT(printf, 2, 3);
|
||||
|
||||
void UpdateContextProps(ALCcontext *context);
|
||||
|
||||
extern MixerFunc MixSamples;
|
||||
extern RowMixerFunc MixRowSamples;
|
||||
|
||||
extern ALfloat ConeScale;
|
||||
extern ALfloat ZScale;
|
||||
extern ALboolean OverrideReverbSpeedOfSound;
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
|
|
|
|||
|
|
@ -85,7 +85,7 @@ int bs2b_get_srate(struct bs2b *bs2b);
|
|||
/* Clear buffer */
|
||||
void bs2b_clear(struct bs2b *bs2b);
|
||||
|
||||
void bs2b_cross_feed(struct bs2b *bs2b, float *restrict Left, float *restrict Right, unsigned int SamplesToDo);
|
||||
void bs2b_cross_feed(struct bs2b *bs2b, float *restrict Left, float *restrict Right, int SamplesToDo);
|
||||
|
||||
#ifdef __cplusplus
|
||||
} /* extern "C" */
|
||||
|
|
|
|||
|
|
@ -4,6 +4,12 @@
|
|||
#include "AL/al.h"
|
||||
#include "alBuffer.h"
|
||||
|
||||
void ConvertData(ALvoid *dst, enum UserFmtType dstType, const ALvoid *src, enum UserFmtType srcType, ALsizei numchans, ALsizei len, ALsizei align);
|
||||
extern const ALshort muLawDecompressionTable[256];
|
||||
extern const ALshort aLawDecompressionTable[256];
|
||||
|
||||
void Convert_ALshort_ALima4(ALshort *dst, const ALubyte *src, ALsizei numchans, ALsizei len,
|
||||
ALsizei align);
|
||||
void Convert_ALshort_ALmsadpcm(ALshort *dst, const ALubyte *src, ALsizei numchans, ALsizei len,
|
||||
ALsizei align);
|
||||
|
||||
#endif /* SAMPLE_CVT_H */
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue