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@@ -1,180 +0,0 @@
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-#include "OpenAL.h"
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-#include <cstdlib>
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-#include <iostream>
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-#include <windows.h>
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-#include <al.h>
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-#include <alc.h>
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-
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-SoundSystem::SoundSystem():
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- device(nullptr),
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- context(nullptr)
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-{
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- device = alcOpenDevice(nullptr);
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- if (!device)
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- return;
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- context = alcCreateContext(device, nullptr);
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- if (!context)
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- return;
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- alcMakeContextCurrent(context);
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-}
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-
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-SoundSystem::~SoundSystem()
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-{
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- alcMakeContextCurrent(nullptr); //Make no context current
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- alcDestroyContext(context); //Destroy the OpenAL Context
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- alcCloseDevice(device); //Close the OpenAL Device
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-}
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-
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-
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-
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-
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-
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-void SoundSystem::Play(ESoundID inID)
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-{
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- ALuint buffer;
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- alGenBuffers(1, &buffer); //Generate one OpenAL Buffer and link to "buffer"
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- ALuint source;
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- alGenSources(1, &source); //Generate one OpenAL Source and link to "source"
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- if (alGetError() != AL_NO_ERROR) return ; //Error during buffer/source generation
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-
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- //Figure out the format of the WAVE file
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- ALenum format = 0; //The audio format (bits per sample, number of channels)
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- if (bitsPerSample == 8)
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- {
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- if (channels == 1)
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- format = AL_FORMAT_MONO8;
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- else if (channels == 2)
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- format = AL_FORMAT_STEREO8;
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- }
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- else if (bitsPerSample == 16)
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- {
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- if (channels == 1)
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- format = AL_FORMAT_MONO16;
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- else if (channels == 2)
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- format = AL_FORMAT_STEREO16;
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- }
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- if (!format) return; //Not valid format
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-
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- ALuint frequency = sampleRate; //The Sample Rate of the WAVE file
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- alBufferData(buffer, format, buf, dataSize, frequency); //Store the sound data in the OpenAL Buffer
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- if (alGetError() != AL_NO_ERROR)
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- return EndWithError("Error loading ALBuffer"); //Error during buffer loading
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-
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- //Sound setting variables
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- ALfloat SourcePos[] = { 0.0, 0.0, 0.0 }; //Position of the source sound
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- ALfloat SourceVel[] = { 0.0, 0.0, 0.0 }; //Velocity of the source sound
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- ALfloat ListenerPos[] = { 0.0, 0.0, 0.0 }; //Position of the listener
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- ALfloat ListenerVel[] = { 0.0, 0.0, 0.0 }; //Velocity of the listener
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- ALfloat ListenerOri[] = { 0.0, 0.0, -1.0, 0.0, 1.0, 0.0 }; //Orientation of the listener
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- //First direction vector, then vector pointing up)
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- //Listener
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- alListenerfv(AL_POSITION, ListenerPos); //Set position of the listener
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- alListenerfv(AL_VELOCITY, ListenerVel); //Set velocity of the listener
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- alListenerfv(AL_ORIENTATION, ListenerOri); //Set orientation of the listener
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-
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- //Source
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- alSourcei(source, AL_BUFFER, buffer); //Link the buffer to the source
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- alSourcef(source, AL_PITCH, 1.0f); //Set the pitch of the source
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- alSourcef(source, AL_GAIN, 1.0f); //Set the gain of the source
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- alSourcefv(source, AL_POSITION, SourcePos); //Set the position of the source
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- alSourcefv(source, AL_VELOCITY, SourceVel); //Set the velocity of the source
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- alSourcei(source, AL_LOOPING, AL_FALSE); //Set if source is looping sound
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-
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- //PLAY
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- alSourcePlay(source); //Play the sound buffer linked to the source
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- if (alGetError() != AL_NO_ERROR) return EndWithError("Error playing sound"); //Error when playing sound
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- system("PAUSE"); //Pause to let the sound play
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-
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- //Clean-up
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- fclose(fp); //Close the WAVE file
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- delete[] buf; //Delete the sound data buffer
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- alDeleteSources(1, &source); //Delete the OpenAL Source
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- alDeleteBuffers(1, &buffer); //Delete the OpenAL Buffer
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-
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- return ;
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-}
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-
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-
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-void SoundSystem::Pause(ESoundID inID)
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-{
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-
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-}
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-
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-
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-void SoundSystem::Stop(ESoundID inID)
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-{
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-
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-}
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-
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-
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-
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-
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-const char* SoundSystem::GetWaveFile(ESoundID inID)
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-{
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-
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-}
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-
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-bool SoundSystem::LoadWave(ESoundID inID)
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-{
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- const char* path = GetWaveFile(inID);
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-
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- FILE *fp = fopen(path, "rb"); //Open the WAVE file
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- if (!fp)
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- return false; // Could not open file
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-
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- //Check that the WAVE file is OK
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- char type[4];
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- fread(type, sizeof(char), 4, fp); // Reads the first bytes in the file
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- if (type[0] != 'R' || type[1] != 'I' || type[2] != 'F' || type[3] != 'F') // Should be "RIFF"
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- return false; // Not RIFF
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-
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- DWORD size;
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- fread(&size, sizeof(DWORD), 1, fp); // Continue to read the file
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- fread(type, sizeof(char), 4, fp); // Continue to read the file
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- if (type[0] != 'W' || type[1] != 'A' || type[2] != 'V' || type[3] != 'E') //This part should be "WAVE"
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- return false; //Not WAVE
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-
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- fread(type, sizeof(char), 4, fp); //Continue to read the file
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- if (type[0] != 'f' || type[1] != 'm' || type[2] != 't' || type[3] != ' ') //This part should be "fmt "
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- return false; //Not fmt
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-
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- //Now we know that the file is a acceptable WAVE file
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- //Info about the WAVE data is now read and stored
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- DWORD chunkSize;
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- fread(&chunkSize, sizeof(DWORD), 1, fp);
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- short formatType;
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- fread(&formatType, sizeof(short), 1, fp);
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- short channels;
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- fread(&channels, sizeof(short), 1, fp);
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- DWORD sampleRate;
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- fread(&sampleRate, sizeof(DWORD), 1, fp);
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- DWORD avgBytesPerSec;
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- fread(&avgBytesPerSec, sizeof(DWORD), 1, fp);
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- short bytesPerSample;
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- fread(&bytesPerSample, sizeof(short), 1, fp);
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- short bitsPerSample;
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- fread(&bitsPerSample, sizeof(short), 1, fp);
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-
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- fread(type, sizeof(char), 4, fp);
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- if (type[0] != 'd' || type[1] != 'a' || type[2] != 't' || type[3] != 'a') //This part should be "data"
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- return false; //not data
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-
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- DWORD dataSize;
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- fread(&dataSize, sizeof(DWORD), 1, fp); //The size of the sound data is read
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-
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- //Display the info about the WAVE file
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- std::cout << "Chunk Size: " << chunkSize << "\n";
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- std::cout << "Format Type: " << formatType << "\n";
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- std::cout << "Channels: " << channels << "\n";
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- std::cout << "Sample Rate: " << sampleRate << "\n";
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- std::cout << "Average Bytes Per Second: " << avgBytesPerSec << "\n";
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- std::cout << "Bytes Per Sample: " << bytesPerSample << "\n";
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- std::cout << "Bits Per Sample: " << bitsPerSample << "\n";
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- std::cout << "Data Size: " << dataSize << "\n";
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-
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- unsigned char* buf = new unsigned char[dataSize]; //Allocate memory for the sound data
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- std::cout << fread(buf, sizeof(BYTE), dataSize, fp) << " bytes loaded\n"; //Read the sound data and display the
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-
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- return true;
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-}
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-
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