Soundsystem update

Escape-the-Dawn/Systems/SoundSystem.h

@@ -3,6 +3,9 @@
 
 #include "System.h"
 #include "Components/SoundEmitter.h"
+#include <AL/al.h>
+#include <AL/alc.h>
+#include <windows.h>
 
 namespace System
 {
@@ -18,9 +21,17 @@ public:
 	void Update(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(std::string fileName);
+	void LoadFile(const char* fileName);
+	void CreateListener(int ID);
+	void CreateSource(int ID);
 private:
 	ALCcontext* context;
+	char type[4];
+	DWORD size, chunkSize;
+	short formatType, channels;
+	DWORD sampleRate, avgBytesPerSec;
+	short bytesPerSample, bitsPerSample;
+	DWORD dataSize;
 
 };
 

Escape-the-Dawn/Systems/SoundsSystem.cpp

@@ -1,10 +1,12 @@
 #include "SoundSystem.h"
 #include "World.h"
-#include <AL/al.h>
-#include <AL/alc.h>
+//#include <fstream>
+
 
 System::SoundSystem::SoundSystem(World* world)
 {
+
+	//initialize OpenAL
 	ALCdevice* Device = alcOpenDevice(nullptr);
 
 	if(Device)
@@ -32,10 +34,73 @@ void System::SoundSystem::Update(double dt, EntityID entity, EntityID parent)
 
 void System::SoundSystem::PlaySound(std::shared_ptr<Components::SoundEmitter> emitter, std::string fileName)
 {
-	LoadFile(fileName);
+	//LoadFile(fileName);
 }
 
-void System::SoundSystem::LoadFile(std::string fileName)
+void System::SoundSystem::LoadFile(const char* fileName)
 {
-	loadWavFile()
+	FILE *fp = NULL;
+	fp = fopen("Sounds/" + fileName, "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");
+
+	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");
+
+	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");
+
+	//READ THE DATA FROM WAVE-FILE
+	fread(&chunkSize, sizeof(DWORD), 1, fp);
+	fread(&formatType, sizeof(short), 1, fp);
+	fread(&channels, sizeof(short), 1, fp);
+	fread(&sampleRate, sizeof(DWORD), 1, fp);
+	fread(&avgBytesPerSec, sizeof(DWORD), 1, fp);
+	fread(&bytesPerSample, sizeof(short), 1, fp);
+	fread(&bitsPerSample, sizeof(short), 1, fp);
+
+	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");
+
+	fread(&dataSize, sizeof(DWORD), 1, fp);
+
+	unsigned char* buf = new unsigned char[dataSize];
+	fread(buf, sizeof(BYTE), dataSize, fp);
+
+}
+
+void System::SoundSystem::CreateSource(int ID)
+{
+	ALuint source;
+	ALuint buffer;
+	ALuint frequnzy = sampleRate;
+	ALuint format = 0;
+
+	alGenBuffers(1, &buffer);
+	alGenBuffers(1, &source);
+
+	if(bitsPerSample == 8)
+	{
+		if(channels == 1)
+			format = AL_FORMAT_MONO8;
+		else if(channels == 2)
+			format = AL_FORMAT_STEREO8;
+	}
+
+	if(bitsPerSample == 16)
+	{
+		if (channels == 1)
+			format = AL_FORMAT_MONO16;
+		else if (channels == 2)
+			format = AL_FORMAT_STEREO16;
+	}
+
 }