// Copyright (c) Wojciech Figat. All rights reserved.

#pragma once

#if AUDIO_API_OPENAL

#include "../AudioBackend.h"

/// <summary>
/// The OpenAL audio backend.
/// </summary>
class AudioBackendOAL : public AudioBackend
{
public:
    // [AudioBackend]
    void Listener_Reset() override;
    void Listener_VelocityChanged(const Vector3& velocity) override;
    void Listener_TransformChanged(const Vector3& position, const Quaternion& orientation) override;
    void Listener_ReinitializeAll() override;
    uint32 Source_Add(const AudioDataInfo& format, const Vector3& position, const Quaternion& orientation, float volume, float pitch, float pan, bool loop, bool spatial, float attenuation, float minDistance, float doppler) override;
    void Source_Remove(uint32 sourceID) override;
    void Source_VelocityChanged(uint32 sourceID, const Vector3& velocity) override;
    void Source_TransformChanged(uint32 sourceID, const Vector3& position, const Quaternion& orientation) override;
    void Source_VolumeChanged(uint32 sourceID, float volume) override;
    void Source_PitchChanged(uint32 sourceID, float pitch) override;
    void Source_PanChanged(uint32 sourceID, float pan) override;
    void Source_IsLoopingChanged(uint32 sourceID, bool loop) override;
    void Source_SpatialSetupChanged(uint32 sourceID, bool spatial, float attenuation, float minDistance, float doppler) override;
    void Source_Play(uint32 sourceID) override;
    void Source_Pause(uint32 sourceID) override;
    void Source_Stop(uint32 sourceID) override;
    void Source_SetCurrentBufferTime(uint32 sourceID, float value) override;
    float Source_GetCurrentBufferTime(uint32 sourceID) override;
    void Source_SetNonStreamingBuffer(uint32 sourceID, uint32 bufferID) override;
    void Source_GetProcessedBuffersCount(uint32 sourceID, int32& processedBuffersCount) override;
    void Source_GetQueuedBuffersCount(uint32 sourceID, int32& queuedBuffersCount) override;
    void Source_QueueBuffer(uint32 sourceID, uint32 bufferID) override;
    void Source_DequeueProcessedBuffers(uint32 sourceID) override;
    uint32 Buffer_Create() override;
    void Buffer_Delete(uint32 bufferID) override;
    void Buffer_Write(uint32 bufferID, byte* samples, const AudioDataInfo& info) override;
    const Char* Base_Name() override;
    FeatureFlags Base_Features() override;
    void Base_OnActiveDeviceChanged() override;
    void Base_SetDopplerFactor(float value) override;
    void Base_SetVolume(float value) override;
    bool Base_Init() override;
    void Base_Update() override;
    void Base_Dispose() override;
};

#endif