Files
axyz/include/Engine/Sound/SoundManager.h
T

129 lines
4.7 KiB
C++

#ifndef SoundManager_h__
#define SoundManager_h__
#include <unordered_map>
#include <random>
#include "glm/common.hpp"
#include "glm/gtx/rotate_vector.hpp" // Calculate Up vector
#include "OpenAL/al.h"
#include "OpenAL/alc.h"
#include "imgui/imgui.h"
#include "Core/World.h"
#include "Core/EventBroker.h"
#include "../Engine/Core/ResourceManager.h"
#include "../Engine/Core/ConfigFile.h"
#include "Core/Transform.h" // Absolute transform
#include "Sound/Sound.h"
#include "../Engine/Sound/EPlayQueueOnEntity.h"
#include "Sound/EPlaySoundOnEntity.h"
#include "Sound/EPlaySoundOnPosition.h"
#include "Sound/EPlayBackgroundMusic.h"
#include "Sound/EPauseSound.h"
#include "Sound/EContinueSound.h"
#include "Sound/EStopSound.h"
#include "Sound/ESetBGMGain.h"
#include "Sound/ESetSFXGain.h"
#include "Core/EPause.h"
#include "Core/EComponentAttached.h"
#include "../Core/EPlayerSpawned.h"
typedef std::pair<ALuint, std::vector<ALuint>> QueuedBuffers;
enum class SoundType {
SFX,
BGM
};
struct Source
{
Source() { }
Sound* SoundResource = nullptr;
ALuint ALsource;
SoundType Type;
};
class SoundManager
{
public:
SoundManager() { }
SoundManager(World* world, EventBroker* eventBroker);
~SoundManager();
// Update emitters / listener
void Update(double dt);
private:
// Help functions for working with OpenaAL
void setListenerPos(glm::vec3 pos) { alListener3f(AL_POSITION, pos.x, pos.y, pos.z); };
void setListenerVel(glm::vec3 vel) { alListener3f(AL_VELOCITY, vel.x, vel.y, vel.z); };
void setListenerOri(glm::vec3 ori);
glm::vec3 listnerPos() { glm::vec3 pos; alGetListener3f(AL_POSITION, &pos.x, &pos.y, &pos.z); return pos; };
glm::vec3 listenerVel() { glm::vec3 vel; alGetListener3f(AL_VELOCITY, &vel.x, &vel.y, &vel.z); return vel; };
glm::vec3 listenerOri() { glm::vec3 ori; alGetListener3f(AL_ORIENTATION, &ori.x, &ori.y, &ori.z); return ori; };
void setSourcePos(ALuint source, glm::vec3 pos) { ALfloat spos[3] = { pos.x, pos.y, pos.z }; alSourcefv(source, AL_POSITION, spos); };
void setSourceVel(ALuint source, glm::vec3 vel) { ALfloat svel[3] = { vel.x, vel.y, vel.z }; alSourcefv(source, AL_VELOCITY, svel); };
// Logic
void initOpenAL();
void updateEmitters(double dt);
void deleteInactiveEmitters();
void stopEmitters();
void updateListener(double dt);
ALenum getSourceState(ALuint source);
void setGain(Source* source, float gain);
void setSoundProperties(Source* source, ComponentWrapper* soundComponent);
// Specific logic
void playSound(Source* source);
// Need to be the same format (sample rate etc)
void playQueue(QueuedBuffers qb);
void stopSound(Source* source);
Source* createSource(std::string filePath);
std::unordered_map<EntityID, Source*> m_Sources;
// Logic
World* m_World = nullptr;
EventBroker* m_EventBroker = nullptr;
// OpenAL system variables
ALCdevice* m_ALCdevice = nullptr;
ALCcontext* m_ALCcontext = nullptr;
float m_BGMVolumeChannel = 1.0f;
float m_SFXVolumeChannel = 1.0f;
EntityWrapper m_LocalPlayer = EntityWrapper();
// Events
EventRelay<SoundManager, Events::PlaySoundOnEntity> m_EPlaySoundOnEntity;
bool OnPlaySoundOnEntity(const Events::PlaySoundOnEntity &e);
EventRelay<SoundManager, Events::PlaySoundOnPosition> m_EPlaySoundOnPosition;
bool OnPlaySoundOnPosition(const Events::PlaySoundOnPosition &e);
EventRelay<SoundManager, Events::PlayBackgroundMusic> m_EPlayBackgroundMusic;
bool OnPlayBackgroundMusic(const Events::PlayBackgroundMusic &e);
EventRelay<SoundManager, Events::PauseSound> m_EPauseSound;
bool OnPauseSound(const Events::PauseSound &e);
EventRelay<SoundManager, Events::StopSound> m_EStopSound;
bool OnStopSound(const Events::StopSound &e);
EventRelay<SoundManager, Events::ContinueSound> m_EContinueSound;
bool OnContinueSound(const Events::ContinueSound &e);
EventRelay<SoundManager, Events::SetBGMGain> m_ESetBGMGain;
bool OnSetBGMGain(const Events::SetBGMGain &e);
EventRelay<SoundManager, Events::SetSFXGain> m_ESetSFXGain;
bool OnSetSFXGain(const Events::SetSFXGain &e);
EventRelay<SoundManager, Events::ComponentAttached> m_EComponentAttached;
bool OnComponentAttached(const Events::ComponentAttached &e);
EventRelay<SoundManager, Events::Pause> m_EPause;
bool OnPause(const Events::Pause &e);
EventRelay<SoundManager, Events::Resume> m_EResume;
bool OnResume(const Events::Resume &e);
EventRelay<SoundManager, Events::PlayerSpawned> m_EPlayerSpawned;
bool OnPlayerSpawned(const Events::PlayerSpawned &e);
EventRelay<SoundManager, Events::PlayQueueOnEntity> m_EPlayQueueOnEntity;
bool OnPlayQueueOnEntity(const Events::PlayQueueOnEntity &e);
};
#endif