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#ifndef AL_SOURCE_H
#define AL_SOURCE_H
#include <array>
#include <atomic>
#include <cstddef>
#include <iterator>
#include <limits>
#include "AL/al.h"
#include "AL/alc.h"
#include "alcontext.h"
#include "almalloc.h"
#include "alnumeric.h"
#include "alu.h"
#include "math_defs.h"
#include "vector.h"
struct ALbuffer;
struct ALeffectslot;
struct BufferlistItem;
#define DEFAULT_SENDS 2
#define INVALID_VOICE_IDX static_cast<ALuint>(-1)
struct ALsource {
/** Source properties. */
float Pitch{1.0f};
float Gain{1.0f};
float OuterGain{0.0f};
float MinGain{0.0f};
float MaxGain{1.0f};
float InnerAngle{360.0f};
float OuterAngle{360.0f};
float RefDistance{1.0f};
float MaxDistance{std::numeric_limits<float>::max()};
float RolloffFactor{1.0f};
std::array<float,3> Position{{0.0f, 0.0f, 0.0f}};
std::array<float,3> Velocity{{0.0f, 0.0f, 0.0f}};
std::array<float,3> Direction{{0.0f, 0.0f, 0.0f}};
std::array<float,3> OrientAt{{0.0f, 0.0f, -1.0f}};
std::array<float,3> OrientUp{{0.0f, 1.0f, 0.0f}};
bool HeadRelative{false};
bool Looping{false};
DistanceModel mDistanceModel{DistanceModel::Default};
Resampler mResampler{ResamplerDefault};
DirectMode DirectChannels{DirectMode::Off};
SpatializeMode mSpatialize{SpatializeMode::Auto};
bool DryGainHFAuto{true};
bool WetGainAuto{true};
bool WetGainHFAuto{true};
float OuterGainHF{1.0f};
float AirAbsorptionFactor{0.0f};
float RoomRolloffFactor{0.0f};
float DopplerFactor{1.0f};
/* NOTE: Stereo pan angles are specified in radians, counter-clockwise
* rather than clockwise.
*/
std::array<float,2> StereoPan{{Deg2Rad( 30.0f), Deg2Rad(-30.0f)}};
float Radius{0.0f};
/** Direct filter and auxiliary send info. */
struct {
float Gain;
float GainHF;
float HFReference;
float GainLF;
float LFReference;
} Direct;
struct SendData {
ALeffectslot *Slot;
float Gain;
float GainHF;
float HFReference;
float GainLF;
float LFReference;
};
std::array<SendData,MAX_SENDS> Send;
/**
* Last user-specified offset, and the offset type (bytes, samples, or
* seconds).
*/
double Offset{0.0};
ALenum OffsetType{AL_NONE};
/** Source type (static, streaming, or undetermined) */
ALenum SourceType{AL_UNDETERMINED};
/** Source state (initial, playing, paused, or stopped) */
ALenum state{AL_INITIAL};
/** Source Buffer Queue head. */
BufferlistItem *queue{nullptr};
std::atomic_flag PropsClean;
/* Index into the context's Voices array. Lazily updated, only checked and
* reset when looking up the voice.
*/
ALuint VoiceIdx{INVALID_VOICE_IDX};
/** Self ID */
ALuint id{0};
ALsource();
~ALsource();
ALsource(const ALsource&) = delete;
ALsource& operator=(const ALsource&) = delete;
DISABLE_ALLOC()
};
void UpdateAllSourceProps(ALCcontext *context);
#endif
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