caudio/Examples/Tutorial2_3DSound/main.cpp

113 lines
3.2 KiB
C++

//****************************************************************
//cAudio 2.1.0 Tutorial 2
//Basic 3d Audio. Moving Audio source. Must be mono sound source
//****************************************************************
#include <iostream>
#include <string>
#include <math.h>
//Include cAudio.h so we can work wtih cAudio
#include "../../include/cAudio.h"
using namespace std;
int main(int argc, char* argv[])
{
//Some fancy text
cout << "cAudio 2.1.0 Tutorial 2: Basic 3D Audio. \n \n";
//Hold audio source x position
float rot = 0;
//Create an uninitialized Audio Manager
cAudio::IAudioManager* manager = cAudio::createAudioManager(false);
if(manager)
{
//Allow the user to choose a playback device
cout << "\nAvailable Playback Devices: \n";
unsigned int deviceCount = manager->getAvailableDeviceCount();
std::string defaultDeviceName = manager->getDefaultDeviceName();
for(unsigned int i=0; i<deviceCount; ++i)
{
std::string deviceName = manager->getAvailableDeviceName(i);
if(deviceName.compare(defaultDeviceName) == 0)
cout << i << "): " << deviceName << " [DEFAULT] \n";
else
cout << i << "): " << deviceName << " \n";
}
cout << std::endl;
cout << "Choose a device by number: ";
unsigned int deviceSelection = 0;
cin >> deviceSelection;
cout << std::endl;
//Initialize the manager with the user settings
manager->initialize(manager->getAvailableDeviceName(deviceSelection));
//Grab the listener object, which allows us to manipulate where "we" are in the world
//It's useful to bind this to a camera if you are using a 3d graphics engine
cAudio::IListener* listener = manager->getListener();
//Create a IAudio object and load a sound from a file
cAudio::IAudioSource* mysound = manager->create("bling", "../../media/bling.ogg", false);
//Set the IAudio Sound to play3d and loop
//play3d takes 4 arguments play3d(toloop,x,y,z,strength)
if(mysound && listener)
{
listener->setPosition(cAudio::cVector3(0,0,0));
mysound->play3d(cAudio::cVector3(0,0,0),2.0f,true);
mysound->setVolume(1.0f);
mysound->setMinDistance(1.0f);
mysound->setMaxDistance(100.0f);
//Play for 10 seconds
const int ticksToPlay = 10000;
int currentTick = 0;
int currentSecTick = 0;
while(mysound->isPlaying() && currentTick < ticksToPlay)
{
//Figure out the location of our rotated sound
rot+=0.1f * 0.017453293f; //0.1 degrees a frame
//Sound "starts" at x=5, y=0, z=0
float x = 5.0f * cosf(rot) - 0.0f * sinf(rot);
float z = 0.0f * cosf(rot) + 5.0f * sinf(rot);
mysound->move(cAudio::cVector3(x,0.0,z));
++currentTick;
if(currentTick/1000 > currentSecTick)
{
++currentSecTick;
std::cout << ".";
}
//Sleep for 1 ms to free some CPU
cAudio::cAudioSleep(1);
}
}
std::cout << std::endl;
//Delete all IAudio sounds
manager->releaseAllSources();
//Shutdown cAudio
manager->shutDown();
cAudio::destroyAudioManager(manager);
}
else
{
std::cout << "Failed to create audio playback manager. \n";
}
std::cout << "Press any key to quit \n";
std::cin.get();
std::cin.get();
return 0;
}