Added a announcer volume channel.

include/Engine/Sound/EPlayAnnouncerVoice.h

@@ -0,0 +1,17 @@
+#ifndef Events_PlayAnnouncerVoice_h__
+#define Events_PlayAnnouncerVoice_h__
+
+#include <string>
+#include "../Engine/Core/EventBroker.h"
+
+namespace Events
+{
+
+struct PlayAnonuncerVoice : public Event
+{
+    std::string FilePath = "";
+};
+
+}
+
+#endif

include/Engine/Sound/ESetAnnouncerGain.h

@@ -0,0 +1,16 @@
+#ifndef Events_SetAnnouncerGain_h__
+#define Events_SetAnnouncerGain_h__
+
+#include "../Engine/Core/EventBroker.h"
+
+namespace Events
+{
+
+struct  SetAnnouncerGain : public Event
+{
+    float Gain = 1;
+};
+
+}
+
+#endif // 

include/Engine/Sound/SoundManager.h

@@ -19,11 +19,13 @@
 #include "../Engine/Sound/EPlaySoundOnEntity.h"
 #include "../Engine/Sound/EPlaySoundOnPosition.h"
 #include "../Engine/Sound/EPlayBackgroundMusic.h"
+#include "../Engine/Sound/EPlayAnnouncerVoice.h"
 #include "../Engine/Sound/EPauseSound.h"
 #include "../Engine/Sound/EContinueSound.h"
 #include "../Engine/Sound/EStopSound.h"
 #include "../Engine/Sound/ESetBGMGain.h"
 #include "../Engine/Sound/ESetSFXGain.h"
+#include "../Engine/Sound/ESetAnnouncerGain.h"
 #include "../Engine/Sound/EChangeBGM.h"
 #include "../Engine/Core/EPause.h"
 #include "../Engine/Core/EComponentAttached.h"
@@ -34,7 +36,8 @@ typedef std::pair<ALuint, std::vector<ALuint>> QueuedBuffers;
 
 enum class SoundType {
     SFX,
-    BGM
+    BGM,
+    Announcer
 };
 
 struct Source
@@ -98,6 +101,7 @@ private:
 
     float m_BGMVolumeChannel = 1.0f;
     float m_SFXVolumeChannel = 1.0f;
+    float m_AnnouncerVolumeChannel = 1.0f;
     EntityWrapper m_LocalPlayer = EntityWrapper();
     
     // Events
@@ -107,6 +111,8 @@ private:
     bool OnPlaySoundOnPosition(const Events::PlaySoundOnPosition &e);
     EventRelay<SoundManager, Events::PlayBackgroundMusic> m_EPlayBackgroundMusic;
     bool OnPlayBackgroundMusic(const Events::PlayBackgroundMusic &e);
+    EventRelay<SoundManager, Events::PlayAnonuncerVoice> m_EPlayAnnouncerVoice;
+    bool OnPlayAnnouncerVoice(const Events::PlayAnonuncerVoice& e);
     EventRelay<SoundManager, Events::PauseSound> m_EPauseSound;
     bool OnPauseSound(const Events::PauseSound &e);
     EventRelay<SoundManager, Events::StopSound> m_EStopSound;
@@ -117,6 +123,8 @@ private:
     bool OnSetBGMGain(const Events::SetBGMGain &e);
     EventRelay<SoundManager, Events::SetSFXGain> m_ESetSFXGain; 
     bool OnSetSFXGain(const Events::SetSFXGain &e);
+    EventRelay<SoundManager, Events::SetAnnouncerGain> m_ESetAnnouncerGain;
+    bool OnSetAnnouncerGain(const Events::SetAnnouncerGain& e);
     EventRelay<SoundManager, Events::ComponentAttached> m_EComponentAttached;
     bool OnComponentAttached(const Events::ComponentAttached &e);
     EventRelay<SoundManager, Events::Pause> m_EPause;

include/Game/Systems/SoundSystem.h

@@ -20,6 +20,7 @@
 #include "../Engine/Collision/ETrigger.h"
 #include "../Engine/Sound/EPlaySoundOnEntity.h"
 #include "../Engine/Sound/EPlayBackgroundMusic.h"
+#include "../Engine/Sound/EPlayAnnouncerVoice.h"
 #include "../Game/Events/EDoubleJump.h"
 #include "../Game/Events/EDashAbility.h"
 

resources/DefaultConfig.ini

@@ -36,4 +36,5 @@ ResourceLoading=true
 [Sound]
 BGMVolume=1.0
 SFXVolume=1.0
+AnnouncerVolume=1.0
 Announcer=female

src/Engine/Sound/SoundManager.cpp

@@ -7,6 +7,7 @@ SoundManager::SoundManager(World* world, EventBroker* eventBroker)
     m_World = world;
     m_BGMVolumeChannel = config->Get<float>("Sound.BGMVolume", 1.f);
     m_SFXVolumeChannel = config->Get<float>("Sound.SFXVolume", 1.f);
+    m_AnnouncerVolumeChannel = config->Get<float>("Sound.AnnouncerVolume", 1.f);
 
     initOpenAL();
     alSpeedOfSound(340.29f);
@@ -19,16 +20,19 @@ SoundManager::SoundManager(World* world, EventBroker* eventBroker)
     EVENT_SUBSCRIBE_MEMBER(m_EPlaySoundOnEntity, &SoundManager::OnPlaySoundOnEntity);
     EVENT_SUBSCRIBE_MEMBER(m_EPlaySoundOnPosition, &SoundManager::OnPlaySoundOnPosition);
     EVENT_SUBSCRIBE_MEMBER(m_EPlayBackgroundMusic, &SoundManager::OnPlayBackgroundMusic);
+    EVENT_SUBSCRIBE_MEMBER(m_EPlayAnnouncerVoice, &SoundManager::OnPlayAnnouncerVoice);
     EVENT_SUBSCRIBE_MEMBER(m_EStopSound, &SoundManager::OnStopSound);
     EVENT_SUBSCRIBE_MEMBER(m_EPauseSound, &SoundManager::OnPauseSound);
     EVENT_SUBSCRIBE_MEMBER(m_EContinueSound, &SoundManager::OnContinueSound);
     EVENT_SUBSCRIBE_MEMBER(m_ESetBGMGain, &SoundManager::OnSetBGMGain);
     EVENT_SUBSCRIBE_MEMBER(m_ESetSFXGain, &SoundManager::OnSetSFXGain);
+    EVENT_SUBSCRIBE_MEMBER(m_ESetAnnouncerGain, &SoundManager::OnSetAnnouncerGain);
     EVENT_SUBSCRIBE_MEMBER(m_EPause, &SoundManager::OnPause);
     EVENT_SUBSCRIBE_MEMBER(m_EResume, &SoundManager::OnResume);
     EVENT_SUBSCRIBE_MEMBER(m_EComponentAttached, &SoundManager::OnComponentAttached);
     EVENT_SUBSCRIBE_MEMBER(m_EPlayerSpawned, &SoundManager::OnPlayerSpawned);
     EVENT_SUBSCRIBE_MEMBER(m_EPlayQueueOnEntity, &SoundManager::OnPlayQueueOnEntity);
+    EVENT_SUBSCRIBE_MEMBER(m_EChangeBGM, &SoundManager::OnChangeBGM);
 }
 
 SoundManager::~SoundManager()
@@ -272,6 +276,28 @@ bool SoundManager::OnPlayBackgroundMusic(const Events::PlayBackgroundMusic & e)
     return true;
 }
 
+
+bool SoundManager::OnPlayAnnouncerVoice(const Events::PlayAnonuncerVoice& e)
+{
+    auto listenerComponents = m_World->GetComponents("Listener");
+    for (auto it = listenerComponents->begin(); it != listenerComponents->end(); it++) {
+        if ((*it).EntityID != m_LocalPlayer.ID) {
+            break;
+        }
+        auto emitterChild = m_World->CreateEntity((*it).EntityID);
+        auto emitter = m_World->AttachComponent(emitterChild, "SoundEmitter");
+        (bool&)emitter["Loop"] = false;
+        (std::string&)emitter["FilePath"] = e.FilePath;
+        m_World->AttachComponent(emitterChild, "Transform");
+        Source* source = createSource(e.FilePath);
+        source->Type = SoundType::Announcer;
+        setSoundProperties(source, &emitter);
+        m_Sources[emitterChild] = source;
+        playSound(source);
+    }
+    return true;
+}
+
 bool SoundManager::OnSetBGMGain(const Events::SetBGMGain & e)
 {
     m_BGMVolumeChannel = e.Gain;
@@ -284,6 +310,13 @@ bool SoundManager::OnSetSFXGain(const Events::SetSFXGain & e)
     return true;
 }
 
+
+bool SoundManager::OnSetAnnouncerGain(const Events::SetAnnouncerGain& e)
+{
+    m_AnnouncerVolumeChannel = e.Gain;
+    return true;
+}
+
 bool SoundManager::OnComponentAttached(const Events::ComponentAttached & e)
 {
     if (e.Component.Info.Name == "SoundEmitter") {
@@ -361,7 +394,13 @@ void SoundManager::setGain(Source * source, float gain)
 
 void SoundManager::setSoundProperties(Source* source, ComponentWrapper* soundComponent)
 {
-    float gain = (source->Type == SoundType::SFX) ? m_SFXVolumeChannel : m_BGMVolumeChannel;
+    float gain;
+    switch (source->Type) {
+        case SoundType::SFX: gain = m_SFXVolumeChannel; break;
+        case SoundType::BGM: gain = m_BGMVolumeChannel; break;
+        case SoundType::Announcer: gain = m_AnnouncerVolumeChannel; break;
+        default: gain = 1.f; break;
+    }
     alSourcef(source->ALsource, AL_GAIN, (float)(double)(*soundComponent)["Gain"] * gain);
     alSourcef(source->ALsource, AL_PITCH, (float)(double)(*soundComponent)["Pitch"]);
     alSourcei(source->ALsource, AL_LOOPING, (int)(bool)(*soundComponent)["Loop"]);

src/Game/Systems/SoundSystem.cpp

@@ -36,8 +36,7 @@ bool SoundSystem::OnPlayerSpawned(const Events::PlayerSpawned &e)
 {
     if (e.PlayerID == -1) { // Local player
         m_World->AttachComponent(e.Player.ID, "Listener");
-        Events::PlaySoundOnEntity go;
+        Events::PlayAnonuncerVoice go;
-        go.EmitterID = LocalPlayer.ID;
         go.FilePath = "Audio/announcer/" + m_Announcer + "/go.wav";
         m_EventBroker->Publish(go);
         // TEMP: starts bgm
@@ -92,13 +91,12 @@ bool SoundSystem::OnCaptured(const Events::Captured & e)
 {
     int homeTeam = (int)m_World->GetComponent(e.CapturePointID, "Team")["Team"];
     int team = (int)m_World->GetComponent(LocalPlayer.ID, "Team")["Team"];
-    Events::PlaySoundOnEntity ev;
+    Events::PlayAnonuncerVoice ev;
     if (team == homeTeam) {
         ev.FilePath = "Audio/announcer/" + m_Announcer + "/objective_achieved.wav";
     } else {
         ev.FilePath = "Audio/announcer/" + m_Announcer + "/objective_failed.wav"; // have not been tested
     }
-    ev.EmitterID = LocalPlayer.ID;
     m_EventBroker->Publish(ev);
     // Temp for play test.
     m_DrumsIsPlaying = false;