SOUNDEMITTER COMPLETE!?!?!?

Escape-the-Dawn/GameWorld.h

@@ -57,7 +57,7 @@ void GameWorld::Initialize()
 	//AddSystem("CollisionSystem");
 	//AddSystem("ParticleSystem");
 	AddSystem("PlayerSystem");
-	//AddSystem("SoundSystem");
+	AddSystem("SoundSystem");
 	AddSystem("RenderSystem");
 
 	std::shared_ptr<Components::Transform> transform;
@@ -70,6 +70,14 @@ void GameWorld::Initialize()
 	transform->Position = glm::vec3(0.f, 0.f, 0.f);
 	model = AddComponent<Components::Model>(ent, "Model");
 	model->ModelFile = "ship.obj";
+	auto soundEmitter = AddComponent<Components::SoundEmitter>(ent, "SoundEmitter");
+	soundEmitter->Gain = 1;
+	soundEmitter->MaxDistance = 10;
+	soundEmitter->Loop = true;
+	soundEmitter->ReferenceDistance = 0.1;
+	soundEmitter->Pitch = 1;
+	GetSystem<Systems::SoundSystem>("SoundSystem")->PlaySound(soundEmitter, "hallelujah.wav");
+	
 
 	ent = CreateEntity();
 	SetProperty(ent, "Name", std::string("Camera"));
@@ -90,7 +98,7 @@ void GameWorld::RegisterSystems()
 	//m_SystemFactory.Register("CollisionSystem", [this]() { return new Systems::CollisionSystem(this); });
 	//m_SystemFactory.Register("ParticleSystem", [this]() { return new Systems::ParticleSystem(this); });
 	m_SystemFactory.Register("PlayerSystem", [this]() { return new Systems::PlayerSystem(this); });
-	//m_SystemFactory.Register("SoundSystem", [this]() { return new Systems::SoundSystem(this); });
+	m_SystemFactory.Register("SoundSystem", [this]() { return new Systems::SoundSystem(this); });
 	m_SystemFactory.Register("RenderSystem", [this]() { return new Systems::RenderSystem(this, m_Renderer); });
 }
 

Escape-the-Dawn/Systems/SoundSystem.h

@@ -26,7 +26,7 @@ public:
 	void UpdateEntity(double dt, EntityID entity, EntityID parent) override;
 	void OnComponentCreated(std::string type, std::shared_ptr<Component> component) override;
 	void PlaySound(std::shared_ptr<Components::SoundEmitter> emitter, std::string fileName);
-	void LoadFile(const char* fileName);
+	ALuint LoadFile(std::string fileName);
 	ALuint CreateSource();
 
 private:
@@ -39,10 +39,10 @@ private:
 	DWORD sampleRate, avgBytesPerSec;
 	short bytesPerSample, bitsPerSample;
 	DWORD dataSize;
-	unsigned char* buf;
+	
 
 	std::map<Component*, ALuint> source; 
-	std::map<std::string, ALuint> buffer; // string = fileName
+	std::map<std::string, ALuint> m_BufferCache; // string = fileName
 };
 
 }

Escape-the-Dawn/Systems/SoundsSystem.cpp

@@ -71,6 +71,8 @@ void Systems::SoundSystem::UpdateEntity(double dt, EntityID entity, EntityID par
 
 void Systems::SoundSystem::PlaySound(std::shared_ptr<Components::SoundEmitter> emitter, std::string fileName)
 {
+	ALuint buffer = LoadFile(fileName);
+	alSourcei(source[emitter.get()], AL_BUFFER, buffer);
 	alSourcePlay(source[emitter.get()]);
 }
 
@@ -80,24 +82,33 @@ void Systems::SoundSystem::OnComponentCreated(std::string type, std::shared_ptr<
 		source[component.get()] = CreateSource();
 }
 
-void Systems::SoundSystem::LoadFile(const char* fileName)
+ALuint Systems::SoundSystem::LoadFile(std::string fileName)
 {
+	if (m_BufferCache.find(fileName) != m_BufferCache.end())
+		return m_BufferCache[fileName];
+
 	FILE *fp = NULL;
-	fp = fopen(strcat("Sounds/", fileName), "rb");
+	fp = fopen(strcat("Sounds/", fileName.c_str()), "rb");
 
 	//CHECK FOR VALID WAVE-FILE
 	fread(type, sizeof(char), 4, fp);
-	if(type[0]!='R' || type[1]!='I' || type[2]!='F' || type[3]!='F')
-		return LOG_ERROR("ERROR: No RIFF in WAVE-file");
+	if(type[0]!='R' || type[1]!='I' || type[2]!='F' || type[3]!='F') {
+		LOG_ERROR("ERROR: No RIFF in WAVE-file");
+		return 0;
+	}
 
 	fread(&size, sizeof(DWORD), 1, fp);
 	fread(type, sizeof(char), 4, fp);
-	if(type[0]!='W' || type[1]!='A' || type[2]!='V' || type[3]!='E')
-		return LOG_ERROR("ERROR: Not WAVE-file");
+	if(type[0]!='W' || type[1]!='A' || type[2]!='V' || type[3]!='E') {
+		LOG_ERROR("ERROR: Not WAVE-file");
+		return 0;
+	}
 
 	fread(type, sizeof(char), 4, fp);
-	if(type[0]!='f' || type[1]!='m' || type[2]!='t' || type[3]!=' ')
-		return LOG_ERROR("ERROR: No fmt in WAVE-file");
+	if(type[0]!='f' || type[1]!='m' || type[2]!='t' || type[3]!=' ') {
+		LOG_ERROR("ERROR: No fmt in WAVE-file");
+		return 0;
+	}
 
 	//READ THE DATA FROM WAVE-FILE
 	fread(&chunkSize, sizeof(DWORD), 1, fp);
@@ -110,26 +121,19 @@ void Systems::SoundSystem::LoadFile(const char* fileName)
 
 	fread(type, sizeof(char), 4, fp);
 	if(type[0]!='d' || type[1]!='a' || type[2]!='t' || type[3]!='a')
-		return LOG_ERROR("ERROR: WAVE-file Missing data");
+	{
+		LOG_ERROR("ERROR: WAVE-file Missing data");
+		return 0;
+	}
 
 	fread(&dataSize, sizeof(DWORD), 1, fp);
 
-	buf = new unsigned char[dataSize];
+	unsigned char* buf = new unsigned char[dataSize];
 	fread(buf, sizeof(BYTE), dataSize, fp);
-
 	fclose(fp);
-}
 
-ALuint Systems::SoundSystem::CreateSource()
-{
-	ALuint source;
-	ALuint buffer;
-	ALuint frequency = sampleRate;
+	// Create buffer
 	ALuint format = 0;
-
-	alGenBuffers(1, &buffer);
-	alGenBuffers(1, &source);
-
 	if(bitsPerSample == 8)
 	{
 		if(channels == 1)
@@ -137,7 +141,6 @@ ALuint Systems::SoundSystem::CreateSource()
 		else if(channels == 2)
 			format = AL_FORMAT_STEREO8;
 	}
-
 	if(bitsPerSample == 16)
 	{
 		if (channels == 1)
@@ -145,8 +148,18 @@ ALuint Systems::SoundSystem::CreateSource()
 		else if (channels == 2)
 			format = AL_FORMAT_STEREO16;
 	}
+	ALuint buffer;
+	alGenBuffers(1, &buffer);
+	alBufferData(buffer, format, buf, dataSize, sampleRate);
 
-	alBufferData(buffer, format, buf, dataSize, frequency);
+	m_BufferCache[fileName] = buffer;
+	return buffer;
+}
+
+ALuint Systems::SoundSystem::CreateSource()
+{
+	ALuint source;
+	alGenBuffers(1, &source);
 
 	return source;
 }