64 lines
1.6 KiB
C++
64 lines
1.6 KiB
C++
#include "xe_sound_device.hpp"
|
|
|
|
#include <stdexcept>
|
|
#include <iostream>
|
|
#include <cstring>
|
|
|
|
namespace xe {
|
|
|
|
XeSoundDevice::XeSoundDevice() {
|
|
|
|
ALboolean enumeration;
|
|
enumeration = alcIsExtensionPresent(NULL, "ALC_ENUMERATION_EXT");
|
|
if (enumeration == AL_FALSE) {
|
|
fprintf(stderr, "enumeration extension not available\n");
|
|
listAudioDevices(alcGetString(NULL, ALC_DEVICE_SPECIFIER));
|
|
}
|
|
|
|
listAudioDevices(alcGetString(NULL, ALC_DEVICE_SPECIFIER));
|
|
|
|
const ALCchar* name = alcGetString(NULL, ALC_DEFAULT_DEVICE_SPECIFIER);
|
|
|
|
device = alcOpenDevice(name);
|
|
if (!device) {
|
|
std::runtime_error("failed to get sound device");
|
|
}
|
|
|
|
std::cout << "Audio Device: " << alcGetString(device, ALC_DEVICE_SPECIFIER) << "\n";
|
|
|
|
context = alcCreateContext(device, NULL);
|
|
if(!alcMakeContextCurrent(context)) {
|
|
std::runtime_error("failed to make sound context current");
|
|
}
|
|
|
|
alListener3f(AL_POSITION, 0.f, 0.f, 0.f);
|
|
alListener3f(AL_VELOCITY, 0.f, 0.f, 0.f);
|
|
ALfloat frontAndUpVectors[] = {
|
|
/* front*/1.f, 0.f, 0.f,
|
|
/* up */ 0.f, 1.f, 0.f
|
|
};
|
|
alListenerfv(AL_ORIENTATION, frontAndUpVectors);
|
|
|
|
}
|
|
|
|
void XeSoundDevice::listAudioDevices(const ALCchar* devices) {
|
|
const ALCchar *device = devices, *next = devices + 1;
|
|
size_t len = 0;
|
|
|
|
fprintf(stdout, "Devices list: ");
|
|
while (device && *device != '\0' && next && *next != '\0') {
|
|
fprintf(stdout, "%s, ", device);
|
|
len = strlen(device);
|
|
device += (len + 1);
|
|
next += (len + 2);
|
|
}
|
|
std::cout << "\n";
|
|
}
|
|
|
|
XeSoundDevice::~XeSoundDevice() {
|
|
alcMakeContextCurrent(nullptr);
|
|
alcDestroyContext(context);
|
|
alcCloseDevice(device);
|
|
}
|
|
|
|
} |