2019-11-11 20:50:20 +00:00
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#ifndef OALSOUND_H
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#define OALSOUND_H
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#include <thread>
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#include <mutex>
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#include <atomic>
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#include <condition_variable>
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#include <unordered_map>
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#include "i_sound.h"
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2019-12-12 18:21:36 +00:00
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#include "s_soundinternal.h"
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2019-11-11 20:50:20 +00:00
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#ifndef NO_OPENAL
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#ifdef DYN_OPENAL
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#define AL_NO_PROTOTYPES
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#include "thirdparty/al.h"
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#include "thirdparty/alc.h"
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#else
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#include "al.h"
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#include "alc.h"
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#endif
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#include "efx.h"
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#ifndef ALC_ENUMERATE_ALL_EXT
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#define ALC_ENUMERATE_ALL_EXT 1
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#define ALC_DEFAULT_ALL_DEVICES_SPECIFIER 0x1012
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#define ALC_ALL_DEVICES_SPECIFIER 0x1013
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#endif
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#ifndef ALC_EXT_disconnect
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#define ALC_EXT_disconnect 1
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#define ALC_CONNECTED 0x313
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#endif
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#ifndef ALC_SOFT_HRTF
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#define ALC_SOFT_HRTF 1
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#define ALC_HRTF_SOFT 0x1992
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#define ALC_DONT_CARE_SOFT 0x0002
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#define ALC_HRTF_STATUS_SOFT 0x1993
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#define ALC_HRTF_DISABLED_SOFT 0x0000
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#define ALC_HRTF_ENABLED_SOFT 0x0001
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#define ALC_HRTF_DENIED_SOFT 0x0002
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#define ALC_HRTF_REQUIRED_SOFT 0x0003
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#define ALC_HRTF_HEADPHONES_DETECTED_SOFT 0x0004
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#define ALC_HRTF_UNSUPPORTED_FORMAT_SOFT 0x0005
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#define ALC_NUM_HRTF_SPECIFIERS_SOFT 0x1994
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#define ALC_HRTF_SPECIFIER_SOFT 0x1995
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#define ALC_HRTF_ID_SOFT 0x1996
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typedef const ALCchar* (ALC_APIENTRY*LPALCGETSTRINGISOFT)(ALCdevice *device, ALCenum paramName, ALCsizei index);
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typedef ALCboolean (ALC_APIENTRY*LPALCRESETDEVICESOFT)(ALCdevice *device, const ALCint *attribs);
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#ifdef AL_ALEXT_PROTOTYPES
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ALC_API const ALCchar* ALC_APIENTRY alcGetStringiSOFT(ALCdevice *device, ALCenum paramName, ALCsizei index);
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ALC_API ALCboolean ALC_APIENTRY alcResetDeviceSOFT(ALCdevice *device, const ALCint *attribs);
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#endif
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#endif
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#ifndef AL_EXT_source_distance_model
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#define AL_EXT_source_distance_model 1
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#define AL_SOURCE_DISTANCE_MODEL 0x200
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#endif
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#ifndef AL_SOFT_loop_points
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#define AL_SOFT_loop_points 1
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#define AL_LOOP_POINTS_SOFT 0x2015
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#endif
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#ifndef AL_EXT_float32
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#define AL_EXT_float32 1
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#define AL_FORMAT_MONO_FLOAT32 0x10010
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#define AL_FORMAT_STEREO_FLOAT32 0x10011
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#endif
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#ifndef AL_EXT_MCFORMATS
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#define AL_EXT_MCFORMATS 1
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#define AL_FORMAT_QUAD8 0x1204
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#define AL_FORMAT_QUAD16 0x1205
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#define AL_FORMAT_QUAD32 0x1206
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#define AL_FORMAT_REAR8 0x1207
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#define AL_FORMAT_REAR16 0x1208
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#define AL_FORMAT_REAR32 0x1209
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#define AL_FORMAT_51CHN8 0x120A
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#define AL_FORMAT_51CHN16 0x120B
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#define AL_FORMAT_51CHN32 0x120C
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#define AL_FORMAT_61CHN8 0x120D
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#define AL_FORMAT_61CHN16 0x120E
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#define AL_FORMAT_61CHN32 0x120F
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#define AL_FORMAT_71CHN8 0x1210
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#define AL_FORMAT_71CHN16 0x1211
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#define AL_FORMAT_71CHN32 0x1212
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#endif
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#ifndef AL_EXT_SOURCE_RADIUS
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#define AL_EXT_SOURCE_RADIUS 1
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#define AL_SOURCE_RADIUS 0x1031
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#endif
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#ifndef AL_SOFT_source_resampler
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#define AL_SOFT_source_resampler 1
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#define AL_NUM_RESAMPLERS_SOFT 0x1210
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#define AL_DEFAULT_RESAMPLER_SOFT 0x1211
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#define AL_SOURCE_RESAMPLER_SOFT 0x1212
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#define AL_RESAMPLER_NAME_SOFT 0x1213
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typedef const ALchar* (AL_APIENTRY*LPALGETSTRINGISOFT)(ALenum pname, ALsizei index);
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#ifdef AL_ALEXT_PROTOTYPES
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AL_API const ALchar* AL_APIENTRY alGetStringiSOFT(ALenum pname, ALsizei index);
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#endif
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#endif
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#ifndef AL_SOFT_source_spatialize
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#define AL_SOFT_source_spatialize
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#define AL_SOURCE_SPATIALIZE_SOFT 0x1214
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#define AL_AUTO_SOFT 0x0002
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#endif
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class OpenALSoundStream;
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class OpenALSoundRenderer : public SoundRenderer
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{
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public:
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OpenALSoundRenderer();
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virtual ~OpenALSoundRenderer();
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virtual void SetSfxVolume(float volume);
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virtual void SetMusicVolume(float volume);
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virtual std::pair<SoundHandle, bool> LoadSound(uint8_t *sfxdata, int length, bool monoize, FSoundLoadBuffer *buffer);
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virtual std::pair<SoundHandle,bool> LoadSoundBuffered(FSoundLoadBuffer *buffer, bool monoize);
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virtual std::pair<SoundHandle,bool> LoadSoundRaw(uint8_t *sfxdata, int length, int frequency, int channels, int bits, int loopstart, int loopend = -1, bool monoize = false);
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virtual void UnloadSound(SoundHandle sfx);
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virtual unsigned int GetMSLength(SoundHandle sfx);
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virtual unsigned int GetSampleLength(SoundHandle sfx);
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virtual float GetOutputRate();
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// Streaming sounds.
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virtual SoundStream *CreateStream(SoundStreamCallback callback, int buffbytes, int flags, int samplerate, void *userdata);
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// Starts a sound.
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virtual FISoundChannel *StartSound(SoundHandle sfx, float vol, int pitch, int chanflags, FISoundChannel *reuse_chan);
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virtual FISoundChannel *StartSound3D(SoundHandle sfx, SoundListener *listener, float vol, FRolloffInfo *rolloff, float distscale, int pitch, int priority, const FVector3 &pos, const FVector3 &vel, int channum, int chanflags, FISoundChannel *reuse_chan);
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// Changes a channel's volume.
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virtual void ChannelVolume(FISoundChannel *chan, float volume);
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// Changes a channel's pitch.
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virtual void ChannelPitch(FISoundChannel *chan, float pitch);
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// Stops a sound channel.
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virtual void StopChannel(FISoundChannel *chan);
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// Returns position of sound on this channel, in samples.
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virtual unsigned int GetPosition(FISoundChannel *chan);
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// Synchronizes following sound startups.
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virtual void Sync(bool sync);
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// Pauses or resumes all sound effect channels.
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virtual void SetSfxPaused(bool paused, int slot);
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// Pauses or resumes *every* channel, including environmental reverb.
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virtual void SetInactive(SoundRenderer::EInactiveState inactive);
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// Updates the volume, separation, and pitch of a sound channel.
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virtual void UpdateSoundParams3D(SoundListener *listener, FISoundChannel *chan, bool areasound, const FVector3 &pos, const FVector3 &vel);
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virtual void UpdateListener(SoundListener *);
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virtual void UpdateSounds();
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virtual void MarkStartTime(FISoundChannel*);
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virtual float GetAudibility(FISoundChannel*);
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virtual bool IsValid();
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virtual void PrintStatus();
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virtual void PrintDriversList();
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virtual FString GatherStats();
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private:
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struct {
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bool EXT_EFX;
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bool EXT_disconnect;
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bool SOFT_HRTF;
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bool SOFT_pause_device;
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} ALC;
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struct {
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bool EXT_source_distance_model;
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bool EXT_SOURCE_RADIUS;
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bool SOFT_deferred_updates;
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bool SOFT_loop_points;
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bool SOFT_source_resampler;
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bool SOFT_source_spatialize;
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} AL;
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// EFX Extension function pointer variables. Loaded after context creation
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// if EFX is supported. These pointers may be context- or device-dependant,
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// thus can't be static
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// Effect objects
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LPALGENEFFECTS alGenEffects;
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LPALDELETEEFFECTS alDeleteEffects;
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LPALISEFFECT alIsEffect;
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LPALEFFECTI alEffecti;
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LPALEFFECTIV alEffectiv;
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LPALEFFECTF alEffectf;
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LPALEFFECTFV alEffectfv;
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LPALGETEFFECTI alGetEffecti;
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LPALGETEFFECTIV alGetEffectiv;
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LPALGETEFFECTF alGetEffectf;
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LPALGETEFFECTFV alGetEffectfv;
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// Filter objects
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LPALGENFILTERS alGenFilters;
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LPALDELETEFILTERS alDeleteFilters;
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LPALISFILTER alIsFilter;
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LPALFILTERI alFilteri;
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LPALFILTERIV alFilteriv;
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LPALFILTERF alFilterf;
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LPALFILTERFV alFilterfv;
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LPALGETFILTERI alGetFilteri;
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LPALGETFILTERIV alGetFilteriv;
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LPALGETFILTERF alGetFilterf;
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LPALGETFILTERFV alGetFilterfv;
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// Auxiliary slot objects
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LPALGENAUXILIARYEFFECTSLOTS alGenAuxiliaryEffectSlots;
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LPALDELETEAUXILIARYEFFECTSLOTS alDeleteAuxiliaryEffectSlots;
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LPALISAUXILIARYEFFECTSLOT alIsAuxiliaryEffectSlot;
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LPALAUXILIARYEFFECTSLOTI alAuxiliaryEffectSloti;
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LPALAUXILIARYEFFECTSLOTIV alAuxiliaryEffectSlotiv;
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LPALAUXILIARYEFFECTSLOTF alAuxiliaryEffectSlotf;
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LPALAUXILIARYEFFECTSLOTFV alAuxiliaryEffectSlotfv;
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LPALGETAUXILIARYEFFECTSLOTI alGetAuxiliaryEffectSloti;
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LPALGETAUXILIARYEFFECTSLOTIV alGetAuxiliaryEffectSlotiv;
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LPALGETAUXILIARYEFFECTSLOTF alGetAuxiliaryEffectSlotf;
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LPALGETAUXILIARYEFFECTSLOTFV alGetAuxiliaryEffectSlotfv;
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ALvoid (AL_APIENTRY*alDeferUpdatesSOFT)(void);
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ALvoid (AL_APIENTRY*alProcessUpdatesSOFT)(void);
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LPALGETSTRINGISOFT alGetStringiSOFT;
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void (ALC_APIENTRY*alcDevicePauseSOFT)(ALCdevice *device);
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void (ALC_APIENTRY*alcDeviceResumeSOFT)(ALCdevice *device);
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void BackgroundProc();
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void AddStream(OpenALSoundStream *stream);
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void RemoveStream(OpenALSoundStream *stream);
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void LoadReverb(const ReverbContainer *env);
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void FreeSource(ALuint source);
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void PurgeStoppedSources();
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static FSoundChan *FindLowestChannel();
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void ForceStopChannel(FISoundChannel *chan);
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std::thread StreamThread;
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std::mutex StreamLock;
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std::condition_variable StreamWake;
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std::atomic<bool> QuitThread;
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ALCdevice *Device;
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ALCcontext *Context;
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TArray<ALuint> Sources;
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ALfloat SfxVolume;
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ALfloat MusicVolume;
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int SFXPaused;
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TArray<ALuint> FreeSfx;
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TArray<ALuint> PausableSfx;
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TArray<ALuint> ReverbSfx;
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TArray<ALuint> SfxGroup;
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int UpdateTimeMS;
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using SourceTimeMap = std::unordered_map<ALuint,int64_t>;
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SourceTimeMap FadingSources;
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const ReverbContainer *PrevEnvironment;
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typedef TMap<uint16_t,ALuint> EffectMap;
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typedef TMapIterator<uint16_t,ALuint> EffectMapIter;
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ALuint EnvSlot;
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ALuint EnvFilters[2];
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EffectMap EnvEffects;
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bool WasInWater;
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TArray<OpenALSoundStream*> Streams;
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friend class OpenALSoundStream;
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ALCdevice *InitDevice();
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};
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#endif // NO_OPENAL
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#endif
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