Sound* PlibSoundInterface::addSample(const char* filename, int flags, bool loop, bool static_pool)
{
PlibSound* sound = new PlibSound(sched, filename, flags, loop);
sound->setVolume(getGlobalGain());
sound_list.push_back ((Sound*) sound);
return sound;
}
float Camera::getGlobalGain(int whichSide)
{
float globalGain = -1.0;
#ifdef _WIN32
eSPAEAWB_GetGlobalGain(whichSide, &globalGain);
#elif __APPLE__
globalGain = getGlobalGain(whichSide);
#endif
return globalGain;
}
void PlibSoundInterface::setMaxSoundCar(CarSoundData** car_sound_data, QueueSoundMap* smap)
{
int id = smap->id;
//float max_vol = smap->max_vol;
QSoundChar CarSoundData::*p2schar = smap->schar;
QSoundChar* schar = &(car_sound_data[id]->*p2schar);
Sound* snd = smap->snd;
snd->setVolume(0.5f*getGlobalGain() * schar->a * car_src[id].a);
snd->setPitch(schar->f * car_src[id].f);
snd->update();
#if 0
if (max_vol > VOLUME_CUTOFF) {
snd->start();
} else {
snd->stop();
}
#endif
}
void PlibSoundInterface::update(CarSoundData** car_sound_data, int n_cars, sgVec3 p_obs, sgVec3 u_obs, sgVec3 c_obs, sgVec3 a_obs)
{
// Copy car ID basically.
int i;
for (i = 0; i<n_cars; i++) {
car_sound_data[i]->copyEngPri(engpri[i]);
}
for (i = 0; i<n_cars; i++) {
int id = engpri[i].id;
sgVec3 p;
sgVec3 u;
car_sound_data[id]->getCarPosition(p);
car_sound_data[id]->getCarSpeed(u);
car_src[id].setSource (p, u);
car_src[id].setListener (p_obs, u_obs);
car_src[id].update();
engpri[id].a = car_src[id].a;
}
qsort((void*) engpri, n_cars, sizeof(SoundPri), &sortSndPriority);
for (i = 0; i<n_cars; i++) {
int id = engpri[i].id;
Sound* engine = car_sound_data[id]->getEngineSound();
if (i>=NB_ENGINE_SOUND) {
engine->setVolume (0.0f);
engine->pause();
} else {
engine->resume();
engine->setLPFilter(car_src[id].lp*car_sound_data[id]->engine.lp);
engine->setPitch(car_src[id].f*car_sound_data[id]->engine.f);
engine->setVolume(0.5f*getGlobalGain()*car_src[id].a*car_sound_data[id]->engine.a);
engine->update();
}
}
float max_skid_vol[4] = {0.0f, 0.0f, 0.0f, 0.0f};
int max_skid_id[4] = {0,0,0,0};
int id;
for (id = 0; id<n_cars; id++) {
CarSoundData* sound_data = car_sound_data[id];
for (int j=0; j<4; j++) {
float skvol=sound_data->attenuation*sound_data->wheel[j].skid.a;
if (skvol > max_skid_vol[j]) {
max_skid_vol[j] = skvol;
max_skid_id[j] = id;
}
}
}
for (i = 0; i<4; i++) {
int id = max_skid_id[i];
WheelSoundData* sound_data = car_sound_data[id]->wheel;
float mod_a = car_src[id].a;
float mod_f = car_src[id].f;
skid_sound[i]->setVolume(0.5f*getGlobalGain()*sound_data[i].skid.a * mod_a);
skid_sound[i]->setPitch(sound_data[i].skid.f * mod_f);
skid_sound[i]->update();
#if 0
if (sound_data[i].skid.a > VOLUME_CUTOFF) {
skid_sound[i]->start();
} else {
skid_sound[i]->stop();
}
#endif
}
// other looping sounds
road.snd = road_ride_sound;
sortSingleQueue (car_sound_data, &road, n_cars);
setMaxSoundCar (car_sound_data, &road);
grass.snd = grass_ride_sound;
sortSingleQueue (car_sound_data, &grass, n_cars);
setMaxSoundCar (car_sound_data, &grass);
grass_skid.snd = grass_skid_sound;
sortSingleQueue (car_sound_data, &grass_skid, n_cars);
setMaxSoundCar (car_sound_data, &grass_skid);
metal_skid.snd = metal_skid_sound;
sortSingleQueue (car_sound_data, &metal_skid, n_cars);
setMaxSoundCar (car_sound_data, &metal_skid);
backfire_loop.snd = backfire_loop_sound;
sortSingleQueue (car_sound_data, &backfire_loop, n_cars);
setMaxSoundCar (car_sound_data, &backfire_loop);
turbo.snd = turbo_sound;
sortSingleQueue (car_sound_data, &turbo, n_cars);
setMaxSoundCar (car_sound_data, &turbo);
axle.snd = axle_sound;
sortSingleQueue (car_sound_data, &axle, n_cars);
setMaxSoundCar (car_sound_data, &axle);
// One-off sounds
for (id = 0; id<n_cars; id++) {
float crash_threshold = 0.5f;
float gear_threshold = 0.75;
CarSoundData* sound_data = car_sound_data[id];
if (sound_data->crash) {
if (++curCrashSnd>=NB_CRASH_SOUND) {
curCrashSnd = 0;
}
if (car_src[id].a > crash_threshold) {
crash_sound[curCrashSnd]->start();
}
}
if (sound_data->bang) {
if (car_src[id].a > crash_threshold) {
bang_sound->start();
}
}
if (sound_data->bottom_crash) {
if (car_src[id].a > crash_threshold) {
bottom_crash_sound->start();
}
}
if (sound_data->gear_changing) {
if (car_src[id].a > gear_threshold) {
gear_change_sound->start();
}
}
}
sched->update();
}
void OpenalSoundInterface::update(CarSoundData** car_sound_data, int n_cars, sgVec3 p_obs, sgVec3 u_obs, sgVec3 c_obs, sgVec3 a_obs)
{
ALfloat listener_pos[3];
//ALfloat listener_speed[3];
ALfloat listener_orientation[6];
ALfloat zeros[] = {0.0f, 0.0f, 0.0f};
int i;
for (i = 0; i<3; i++) {
listener_pos[i] = p_obs[i];
//listener_speed[i] = 0;// u_obs[i];
listener_orientation[i] = c_obs[i];
listener_orientation[i+3] = a_obs[i];
}
alListenerfv(AL_POSITION, listener_pos );
#ifdef USE_OPENAL_DOPPLER
alListenerfv(AL_VELOCITY, listener_speed );
#else
alListenerfv(AL_VELOCITY, zeros);
#endif
alListenerfv(AL_ORIENTATION, listener_orientation );
alListenerf(AL_GAIN, getGlobalGain());
for (i = 0; i<n_cars; i++) {
car_sound_data[i]->copyEngPri(engpri[i]);
int id = engpri[i].id;
sgVec3 p;
sgVec3 u;
car_sound_data[id]->getCarPosition(p);
car_sound_data[id]->getCarSpeed(u);
car_src[id].setSource (p, u);
car_src[id].setListener (p_obs, u_obs);
car_src[id].update();
engpri[id].a = car_src[id].a;
}
qsort ((void*) engpri, n_cars, sizeof(SoundPri), &sortSndPriority);
int nsrc = MIN(sourcepool->getNbSources(), n_engine_sounds);
// Reverse order is important to gain free sources from stopped engine sounds
// before attempting to start new ones.
for (i = n_cars - 1; i >= 0; i--) {
int id = engpri[i].id;
sgVec3 p;
sgVec3 u;
CarSoundData* sound_data = car_sound_data[id];
sound_data->getCarPosition(p);
sound_data->getCarSpeed(u);
TorcsSound* engine = sound_data->getEngineSound();
engine->setSource(p, u);
#ifdef USE_OPENAL_DOPPLER
engine->setPitch (sound_data->engine.f);
#else
engine->setPitch (car_src[id].f*sound_data->engine.f);
#endif
engine->setVolume (sound_data->engine.a * 1.5f * exp(sound_data->engine.lp-1.0));
//engine->setLPFilter(sound_data->engine.lp);
engine->update();
if (i < nsrc) {
engine->start();
} else {
engine->stop();
}
}
float max_skid_vol[4] = {0.0f, 0.0f, 0.0f, 0.0f};
int max_skid_id[4] = {0,0,0,0};
int id;
for (id = 0; id<n_cars; id++) {
CarSoundData* sound_data = car_sound_data[id];
for (int j=0; j<4; j++) {
float skvol=sound_data->attenuation*sound_data->wheel[j].skid.a;
if (skvol > max_skid_vol[j]) {
max_skid_vol[j] = skvol;
max_skid_id[j] = id;
}
}
}
for (i = 0; i<4; i++) {
int id = max_skid_id[i];
WheelSoundData* sound_data = car_sound_data[id]->wheel;
skid_sound[i]->setSource (sound_data[i].p, sound_data[i].u);
skid_sound[i]->setVolume (sound_data[i].skid.a);
#ifdef USE_OPENAL_DOPPLER
/// \note Why MIN() here?
skid_sound[i]->setPitch (MIN(sound_data[i].skid.f, 1.0f));
#else
float mod_f = car_src[id].f;
skid_sound[i]->setPitch (sound_data[i].skid.f * mod_f);
#endif
skid_sound[i]->update();
if (sound_data[i].skid.a > VOLUME_CUTOFF) {
skid_sound[i]->start();
} else {
skid_sound[i]->stop();
}
}
// other looping sounds
road.snd = road_ride_sound;
SortSingleQueue (car_sound_data, &road, n_cars);
SetMaxSoundCar (car_sound_data, &road);
grass.snd = grass_ride_sound;
SortSingleQueue (car_sound_data, &grass, n_cars);
SetMaxSoundCar (car_sound_data, &grass);
grass_skid.snd = grass_skid_sound;
SortSingleQueue (car_sound_data, &grass_skid, n_cars);
SetMaxSoundCar (car_sound_data, &grass_skid);
metal_skid.snd = metal_skid_sound;
SortSingleQueue (car_sound_data, &metal_skid, n_cars);
SetMaxSoundCar (car_sound_data, &metal_skid);
backfire_loop.snd = backfire_loop_sound;
SortSingleQueue (car_sound_data, &backfire_loop, n_cars);
SetMaxSoundCar (car_sound_data, &backfire_loop);
backfire_loop.snd = backfire_loop_sound;
SortSingleQueue (car_sound_data, &backfire_loop, n_cars);
SetMaxSoundCar (car_sound_data, &backfire_loop);
turbo.snd = turbo_sound;
SortSingleQueue (car_sound_data, &turbo, n_cars);
SetMaxSoundCar (car_sound_data, &turbo);
axle.snd = axle_sound;
SortSingleQueue (car_sound_data, &axle, n_cars);
SetMaxSoundCar (car_sound_data, &axle);
// One-off sounds
for (id = 0; id<n_cars; id++) {
CarSoundData* sound_data = car_sound_data[id];
sgVec3 p;
sgVec3 u = {0, 0, 0};
if (sound_data->crash) {
if (++curCrashSnd>=NB_CRASH_SOUND) {
curCrashSnd = 0;
}
sound_data->getCarPosition(p);
sound_data->getCarSpeed(u);
crash_sound[curCrashSnd]->setSource (p, u);
crash_sound[curCrashSnd]->setVolume (1.0f);
crash_sound[curCrashSnd]->setPitch (1.0f);
crash_sound[curCrashSnd]->update();
crash_sound[curCrashSnd]->start();
}
if (sound_data->bang) {
sound_data->getCarPosition(p);
sound_data->getCarSpeed(u);
bang_sound->setSource (p, u);
bang_sound->setVolume (1.0f);
bang_sound->setPitch (1.0f);
bang_sound->update();
bang_sound->start();
}
if (sound_data->bottom_crash) {
sound_data->getCarPosition(p);
sound_data->getCarSpeed(u);
bottom_crash_sound->setSource (p, u);
bottom_crash_sound->setVolume (1.0f);
bottom_crash_sound->setPitch (1.0f);
bottom_crash_sound->update();
bottom_crash_sound->start();
}
if (sound_data->gear_changing) {
sound_data->getCarPosition(p);
sound_data->getCarSpeed(u);
gear_change_sound->setSource (p, u);
gear_change_sound->setReferenceDistance (1.0f);
gear_change_sound->setVolume (1.0f);
gear_change_sound->setPitch (1.0f);
gear_change_sound->update();
gear_change_sound->start();
}
}
}