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OpenMW/apps/openmw/mwsound/soundmanager.cpp
2012-03-16 22:12:17 -07:00

354 lines
11 KiB
C++

#include "soundmanager.hpp"
#include <iostream>
#include <algorithm>
#include <map>
#include <OgreRoot.h>
#include <components/esm_store/store.hpp>
#include "../mwworld/environment.hpp"
#include "../mwworld/world.hpp"
#include "../mwworld/player.hpp"
#include "openal_output.hpp"
#define SOUND_OUT "OpenAL"
/* Set up the sound manager to use Audiere, FFMPEG or
MPG123/libsndfile for input. The OPENMW_USE_x macros are set in
CMakeLists.txt.
*/
#ifdef OPENMW_USE_AUDIERE
#define SOUND_IN "Audiere"
#endif
#ifdef OPENMW_USE_FFMPEG
#define SOUND_IN "FFmpeg"
#endif
#ifdef OPENMW_USE_MPG123
#define SOUND_IN "mpg123,sndfile"
#endif
namespace MWSound
{
SoundManager::SoundManager(Ogre::Root *root, Ogre::Camera *camera,
const Files::PathContainer& dataDirs,
bool useSound, bool fsstrict, MWWorld::Environment& environment)
: mFSStrict(fsstrict)
, mEnvironment(environment)
, mCurrentPlaylist(NULL)
{
if(!useSound)
return;
std::cout << "Sound output: " << SOUND_OUT << std::endl;
std::cout << "Sound decoder: " << SOUND_IN << std::endl;
Output.reset(new DEFAULT_OUTPUT(*this));
if(!Output->Initialize())
{
Output.reset();
return;
}
// The music library will accept these filetypes
// If none is given then it will accept all filetypes
std::vector<std::string> acceptableExtensions;
acceptableExtensions.push_back(".mp3");
acceptableExtensions.push_back(".wav");
acceptableExtensions.push_back(".ogg");
acceptableExtensions.push_back(".flac");
// Makes a list of all sound files, searches in reverse for priority reasons
for(Files::PathContainer::const_reverse_iterator it = dataDirs.rbegin(); it != dataDirs.rend(); ++it)
Files::FileLister(*it / std::string("Sound"), mSoundFiles, true);
// Makes a FileLibrary of all music files, searches in reverse for priority reasons
for(Files::PathContainer::const_reverse_iterator it = dataDirs.rbegin(); it != dataDirs.rend(); ++it)
mMusicLibrary.add(*it / std::string("Music"), true, mFSStrict, acceptableExtensions);
std::string anything = "anything"; // anything is better that a segfault
mCurrentPlaylist = mMusicLibrary.section(anything, mFSStrict); // now points to an empty path
}
SoundManager::~SoundManager()
{
Output.reset();
}
// Convert a soundId to file name, and modify the volume
// according to the sounds local volume setting, minRange and
// maxRange.
std::string SoundManager::lookup(const std::string &soundId,
float &volume, float &min, float &max)
{
const ESM::Sound *snd = mEnvironment.mWorld->getStore().sounds.search(soundId);
if(snd == NULL) return "";
if(snd->data.volume == 0)
volume = 0.0f;
else
volume *= pow(10.0, (snd->data.volume/255.0f*3348.0 - 3348.0) / 2000.0);
if(snd->data.minRange == 0 && snd->data.maxRange == 0)
{
min = 100.0f;
max = 2000.0f;
}
else
{
min = snd->data.minRange * 20.0f;
max = snd->data.maxRange * 50.0f;
min = std::max(min, 1.0f);
max = std::max(min, max);
}
return Files::FileListLocator(mSoundFiles, snd->sound, mFSStrict, false);
}
// Add a sound to the list and play it
void SoundManager::add(const std::string &file,
MWWorld::Ptr ptr,
const std::string &id,
float volume, float pitch,
float min, float max,
bool loop, bool untracked)
{
//std::cout << "Cannot load " << file << ", skipping.\n";
}
// Stop a sound and remove it from the list. If id="" then
// remove the entire object and stop all its sounds.
void SoundManager::remove(MWWorld::Ptr ptr, const std::string &id)
{
}
bool SoundManager::isPlaying(MWWorld::Ptr ptr, const std::string &id) const
{
// HACK: Return true to prevent the engine from trying to keep playing
// sounds and tanking the framerate.
return true;
}
// Remove all references to objects belonging to a given cell
void SoundManager::removeCell(const MWWorld::Ptr::CellStore *cell)
{
}
void SoundManager::updatePositions(MWWorld::Ptr ptr)
{
}
void SoundManager::stopMusic()
{
setPlaylist();
}
void SoundManager::streamMusicFull(const std::string& filename)
{
// Play the sound and tell it to stream, if possible. TODO:
// Store the reference, the jukebox will need to check status,
// control volume etc.
}
void SoundManager::streamMusic(const std::string& filename)
{
std::string filePath = mMusicLibrary.locate(filename, mFSStrict, true).string();
if(!filePath.empty())
streamMusicFull(filePath);
}
void SoundManager::startRandomTitle()
{
if(mCurrentPlaylist && !mCurrentPlaylist->empty())
{
Files::PathContainer::const_iterator fileIter = mCurrentPlaylist->begin();
srand( time(NULL) );
int r = rand() % mCurrentPlaylist->size() + 1; //old random code
std::advance(fileIter, r - 1);
std::string music = fileIter->string();
//std::cout << "Playing " << music << "\n";
try
{
streamMusicFull(music);
}
catch (std::exception &e)
{
std::cout << "Music Error: " << e.what() << "\n";
}
}
}
bool SoundManager::isMusicPlaying()
{
// HACK: Return true to prevent the engine from trying to keep playing
// music and tanking the framerate.
return true;
}
bool SoundManager::setPlaylist(std::string playlist)
{
const Files::PathContainer* previousPlaylist;
previousPlaylist = mCurrentPlaylist;
if (playlist == "")
{
mCurrentPlaylist = mMusicLibrary.section(playlist, mFSStrict);
}
else if(mMusicLibrary.containsSection(playlist, mFSStrict))
{
mCurrentPlaylist = mMusicLibrary.section(playlist, mFSStrict);
}
else
{
std::cout << "Warning: playlist named " << playlist << " does not exist.\n";
}
return previousPlaylist == mCurrentPlaylist;
}
void SoundManager::playPlaylist(std::string playlist)
{
if (playlist == "")
{
if(!isMusicPlaying())
{
startRandomTitle();
}
return;
}
if(!setPlaylist(playlist))
{
startRandomTitle();
}
else if (!isMusicPlaying())
{
startRandomTitle();
}
}
void SoundManager::say(MWWorld::Ptr ptr, const std::string& filename)
{
// The range values are not tested
std::string filePath = Files::FileListLocator(mSoundFiles, filename, mFSStrict, true);
if(!filePath.empty())
add(filePath, ptr, "_say_sound", 1, 1, 100, 20000, false);
else
std::cout << "Sound file " << filename << " not found, skipping.\n";
}
bool SoundManager::sayDone(MWWorld::Ptr ptr) const
{
return !isPlaying(ptr, "_say_sound");
}
void SoundManager::playSound(const std::string& soundId, float volume, float pitch, bool loop)
{
float min, max;
const std::string &file = lookup(soundId, volume, min, max);
std::cout << "Cannot play " << file << ", skipping.\n";
}
void SoundManager::playSound3D(MWWorld::Ptr ptr, const std::string& soundId,
float volume, float pitch, bool loop, bool untracked)
{
// Look up the sound in the ESM data
float min, max;
const std::string &file = lookup(soundId, volume, min, max);
if(file != "")
std::cout << "Cannot play " << file << ", skipping.\n";
}
void SoundManager::stopSound3D(MWWorld::Ptr ptr, const std::string& soundId)
{
remove(ptr, soundId);
}
void SoundManager::stopSound(MWWorld::Ptr::CellStore *cell)
{
removeCell(cell);
}
void SoundManager::stopSound(const std::string& soundId)
{
}
bool SoundManager::getSoundPlaying(MWWorld::Ptr ptr, const std::string& soundId) const
{
// Mark all sounds as playing, otherwise the scripts will just
// keep trying to play them every frame.
return isPlaying(ptr, soundId);
}
void SoundManager::updateObject(MWWorld::Ptr ptr)
{
updatePositions(ptr);
}
void SoundManager::update(float duration)
{
MWWorld::Ptr::CellStore *current = mEnvironment.mWorld->getPlayer().getPlayer().getCell();
static int total = 0;
static std::string regionName = "";
static float timePassed = 0.0;
//If the region has changed
timePassed += duration;
if((current->cell->data.flags & current->cell->Interior) || timePassed < 10)
return;
ESM::Region test = (ESM::Region) *(mEnvironment.mWorld->getStore().regions.find(current->cell->region));
timePassed = 0;
if(regionName != current->cell->region)
{
regionName = current->cell->region;
total = 0;
}
if(test.soundList.size() == 0)
return;
std::vector<ESM::Region::SoundRef>::iterator soundIter;
if(total == 0)
{
soundIter = test.soundList.begin();
while(soundIter != test.soundList.end())
{
int chance = (int) soundIter->chance;
//ESM::NAME32 go = soundIter->sound;
//std::cout << "Sound: " << go.name <<" Chance:" << chance << "\n";
soundIter++;
total += chance;
}
}
int r = rand() % total; //old random code
int pos = 0;
soundIter = test.soundList.begin();
while(soundIter != test.soundList.end())
{
const std::string go = soundIter->sound.toString();
int chance = (int) soundIter->chance;
//std::cout << "Sound: " << go.name <<" Chance:" << chance << "\n";
soundIter++;
if(r - pos < chance)
{
//play sound
std::cout << "Sound: " << go <<" Chance:" << chance << "\n";
playSound(go, 20.0, 1.0);
break;
}
pos += chance;
}
}
}