Soundsystem ALMOST DONE

Escape-the-Dawn/Components/SoundEmitter.h

@@ -10,8 +10,11 @@ namespace Components
 
 struct SoundEmitter : Component
 {
-	float Volume;
-	float MaxRange;
+	float Gain;
+	float MaxDistance;
+	float ReferenceDistance;
+	float Pitch;
+	bool Loop;
 };
 
 }

Escape-the-Dawn/Systems/SoundSystem.h

@@ -5,11 +5,14 @@
 #include "AL/alc.h"
 
 #include "System.h"
+#include "Components/Transform.h"
 #include "Components/SoundEmitter.h"
 #include <AL/al.h>
 #include <AL/alc.h>
 #include <windows.h>
 #include <vector>
+#include <glm/gtc/quaternion.hpp>
+#include <glm/gtx/quaternion.hpp>
 
 namespace Systems
 {
@@ -24,20 +27,22 @@ public:
 	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);
-	void CreateSource(int ID, float pos[3], ALboolean looping);
+	ALuint CreateSource();
+
 private:
 	ALCcontext* context;
+
+	//File-info
 	char type[4];
 	DWORD size, chunkSize;
 	short formatType, channels;
 	DWORD sampleRate, avgBytesPerSec;
 	short bytesPerSample, bitsPerSample;
 	DWORD dataSize;
-
 	unsigned char* buf;
 
-	std::vector<ALuint> source;
-
+	std::map<Component*, ALuint> source; 
+	std::map<std::string, ALuint> buffer; // string = fileName
 };
 
 }

Escape-the-Dawn/Systems/SoundsSystem.cpp

@@ -25,16 +25,59 @@ void Systems::SoundSystem::Update(double dt)
 
 void Systems::SoundSystem::UpdateEntity(double dt, EntityID entity, EntityID parent)
 {
-	auto soundEmitter = m_World->GetComponent<Components::SoundEmitter>(entity, "SoundEmitter");
-	if(soundEmitter == nullptr)
+	auto transformComponent = m_World->GetComponent<Components::Transform>(entity, "Transform");
+	if (transformComponent == nullptr)
 		return;
 
-	
+	auto entityName = m_World->GetProperty<std::string>(entity, "Name");
+	if (entityName == "Player")
+	{
+		glm::vec3 playerPos = transformComponent->Position;
+		ALfloat listenerPos[3] = { playerPos.x, playerPos.y, playerPos.z };
+
+		glm::vec3 playerVel = transformComponent->Velocity;
+		ALfloat listenerVel[3] = { playerVel.x, playerVel.y, playerVel.z };
+
+		glm::fquat playerQuatOri = transformComponent->Orientation;
+		glm::vec3 playerOriFW = glm::rotate(playerQuatOri, glm::vec3(0, 0, -1));
+		glm::vec3 playerOriUP = glm::rotate(playerQuatOri, glm::vec3(0, 1, 0));
+		ALfloat listenerOri[6] = { playerOriFW.x, playerOriFW.y, playerOriFW.z, playerOriUP.x, playerOriUP.y, playerOriUP.z };
+
+		//Listener
+		alListenerfv(AL_POSITION, listenerPos);
+		alListenerfv(AL_VELOCITY, listenerVel);
+		alListenerfv(AL_ORIENTATION, listenerOri);
+	}
+
+	auto soundEmitter = m_World->GetComponent<Components::SoundEmitter>(entity, "SoundEmitter");
+	if(soundEmitter != nullptr)
+	{
+		alSourcef(source[soundEmitter.get()], AL_GAIN, soundEmitter->Gain); //Volume
+		alSourcei(source[soundEmitter.get()], AL_MAX_DISTANCE, soundEmitter->MaxDistance);
+		alSourcei(source[soundEmitter.get()], AL_REFERENCE_DISTANCE, soundEmitter->ReferenceDistance);
+		alSourcef(source[soundEmitter.get()], AL_PITCH, soundEmitter->Pitch); 
+		alSourcei(source[soundEmitter.get()], AL_LOOPING, soundEmitter->Loop);
+
+		glm::vec3 emitterPos = transformComponent->Position;
+		ALfloat sourcePos[3] = { emitterPos.x, emitterPos.y, emitterPos.z };
+
+		glm::vec3 emitterVel= transformComponent->Position;
+		ALfloat sourceVel[3] = { emitterVel.x, emitterVel.y, emitterVel.z };
+
+		alSourcefv(source[soundEmitter.get()], AL_POSITION, sourcePos);
+		alSourcefv(source[soundEmitter.get()], AL_VELOCITY, sourceVel);
+	}
 }
 
 void Systems::SoundSystem::PlaySound(std::shared_ptr<Components::SoundEmitter> emitter, std::string fileName)
 {
-	//alSourcePlay(source);
+	alSourcePlay(source[emitter.get()]);
+}
+
+void Systems::SoundSystem::OnComponentCreated(std::string type, std::shared_ptr<Component> component)
+{
+	if(type == "SoundEmitter")
+		source[component.get()] = CreateSource();
 }
 
 void Systems::SoundSystem::LoadFile(const char* fileName)
@@ -77,7 +120,7 @@ void Systems::SoundSystem::LoadFile(const char* fileName)
 	fclose(fp);
 }
 
-void Systems::SoundSystem::CreateSource(int ID, float pos[3], ALboolean looping)
+ALuint Systems::SoundSystem::CreateSource()
 {
 	ALuint source;
 	ALuint buffer;
@@ -104,23 +147,6 @@ void Systems::SoundSystem::CreateSource(int ID, float pos[3], ALboolean looping)
 	}
 
 	alBufferData(buffer, format, buf, dataSize, frequency);
-	
-	ALfloat SourcePos[] = { pos[0], pos[1], pos[2] };
-	ALfloat SourceVel[] = { 0.0, 0.0, 0.0 };
-	ALfloat ListenerPos[] = { 0.0, 0.0, 0.0 }; // Playerpos? Camerapos?
-	ALfloat ListenerVel[] = { 0.0, 0.0, 0.0 };
-	ALfloat ListenerOri[] = { 0.0, 0.0, -1.0 , 0.0, 1.0, 0.0 }; //two vectors, one defining where the listener points, and one "up" vector
-	
-	//Listener
-	alListenerfv(AL_POSITION, ListenerPos);
-	alListenerfv(AL_VELOCITY, ListenerVel);
-	alListenerfv(AL_ORIENTATION, ListenerOri);
 
-	//Source
-	alSourcei(source, AL_BUFFER, buffer);
-	alSourcef(source, AL_PITCH, 1.0f);
-	alSourcef(source, AL_GAIN, 1.0f); //Volume
-	alSourcefv(source, AL_POSITION, SourcePos);
-	alSourcefv(source, AL_VELOCITY, SourceVel);
-	alSourcei(source, AL_LOOPING, looping);
+	return source;
 }