stiffly
101 lines
3.7 KiB
C++
101 lines
3.7 KiB
C++
#ifndef SoundSystem_h__
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#define SoundSystem_h__
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#include <unordered_map>
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#include "glm/common.hpp"
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#include "glm/gtx/rotate_vector.hpp" // Calculate Up vector
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#include "OpenAL/al.h"
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#include "OpenAL/alc.h"
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#include "Core/World.h"
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#include "Core/EventBroker.h"
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#include "Rendering/RenderQueueFactory.h" // Absolute transform
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#include "Sound/Sound.h"
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#include "Sound/EPlaySoundOnEntity.h"
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#include "Sound/EPlaySoundOnPosition.h"
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#include "Sound/EPlayBackgroundMusic.h"
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#include "Sound/EPauseSound.h"
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#include "Sound/EContinueSound.h"
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#include "Sound/EStopSound.h"
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#include "Sound/ESetBGMGain.h"
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#include "Sound/ESetSFXGain.h"
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enum class SoundType {
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SFX,
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BGM
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};
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struct Source
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{
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Source() { }
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Sound* SoundResource = nullptr;
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ALuint ALsource;
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SoundType Type;
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};
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class SoundSystem
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{
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public:
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SoundSystem() { }
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SoundSystem(World* world, EventBroker* eventBroker, bool editorMode);
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~SoundSystem();
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// Update emitters / listener
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void Update();
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private:
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// Help functions for working with OpenaAL
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void setListenerPos(glm::vec3 pos) { alListener3f(AL_POSITION, pos.x, pos.y, pos.z); };
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void setListenerVel(glm::vec3 vel) { alListener3f(AL_VELOCITY, vel.x, vel.y, vel.z); };
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void setListenerOri(glm::vec3 ori);
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glm::vec3 listnerPos() { glm::vec3 pos; alGetListener3f(AL_POSITION, &pos.x, &pos.y, &pos.z); return pos; };
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glm::vec3 listenerVel() { glm::vec3 vel; alGetListener3f(AL_VELOCITY, &vel.x, &vel.y, &vel.z); return vel; };
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glm::vec3 listenerOri() { glm::vec3 ori; alGetListener3f(AL_ORIENTATION, &ori.x, &ori.y, &ori.z); return ori; };
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void setSourcePos(ALuint source, glm::vec3 pos) { ALfloat spos[3] = { pos.x, pos.y, pos.z }; alSourcefv(source, AL_POSITION, spos); };
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void setSourceVel(ALuint source, glm::vec3 vel) { ALfloat svel[3] = { vel.x, vel.y, vel.z }; alSourcefv(source, AL_VELOCITY, svel); };
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// Logic
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void initOpenAL();
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void updateEmitters();
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void updateListener();
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void deleteInactiveEmitters();
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void addNewEmitters();
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Source* createSource(std::string filePath);
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void playSound(Source* source);
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void stopSound(Source* source);
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void stopEmitters();
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ALenum getSourceState(ALuint source);
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void setGain(Source* source, float gain);
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void setSoundProperties(ALuint source, ComponentWrapper* soundComponent);
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// OpenAL system variables
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ALCdevice* m_ALCdevice = nullptr;
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ALCcontext* m_ALCcontext = nullptr;
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// Logic
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World* m_World = nullptr;
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EventBroker* m_EventBroker = nullptr;
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std::unordered_map<EntityID, Source*> m_Sources;
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float m_BGMVolumeChannel = 1.0f;
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float m_SFXVolumeChannel = 1.f;
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bool m_EditorEnabled = false;
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// Events
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EventRelay<SoundSystem, Events::PlaySoundOnEntity> m_EPlaySoundOnEntity;
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bool OnPlaySoundOnEntity(const Events::PlaySoundOnEntity &e);
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EventRelay<SoundSystem, Events::PlaySoundOnPosition> m_EPlaySoundOnPosition;
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bool OnPlaySoundOnPosition(const Events::PlaySoundOnPosition &e);
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EventRelay<SoundSystem, Events::PlayBackgroundMusic> m_EPlayBackgroundMusic;
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bool OnPlayBackgroundMusic(const Events::PlayBackgroundMusic &e);
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EventRelay<SoundSystem, Events::PauseSound> m_EPauseSound;
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bool OnPauseSound(const Events::PauseSound &e);
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EventRelay<SoundSystem, Events::StopSound> m_EStopSound;
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bool OnStopSound(const Events::StopSound &e);
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EventRelay<SoundSystem, Events::ContinueSound> m_EContinueSound;
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bool OnContinueSound(const Events::ContinueSound &e);
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EventRelay<SoundSystem, Events::SetBGMGain> m_ESetBGMGain;
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bool OnSetBGMGain(const Events::SetBGMGain &e); // Not tested
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EventRelay<SoundSystem, Events::SetSFXGain> m_ESetSFXGain;
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bool OnSetSFXGain(const Events::SetSFXGain &e); // Not tested
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};
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#endif |