void FMODSoundEvent::GetEventParametersInfo(Vector<SoundEventParameterInfo> & paramsInfo) const { paramsInfo.clear(); FMOD::Event * event = 0; if(fmodEventInstances.size()) { event = fmodEventInstances[0]; } else { FMOD::EventSystem * fmodEventSystem = SoundSystem::Instance()->fmodEventSystem; fmodEventSystem->getEvent(eventName.c_str(), FMOD_EVENT_INFOONLY, &event); } if(!event) return; int32 paramsCount = 0; FMOD_VERIFY(event->getNumParameters(¶msCount)); paramsInfo.reserve(paramsCount); for(int32 i = 0; i < paramsCount; i++) { FMOD::EventParameter * param = 0; FMOD_VERIFY(event->getParameterByIndex(i, ¶m)); if(!param) continue; char * paramName = 0; FMOD_VERIFY(param->getInfo(0, ¶mName)); SoundEventParameterInfo pInfo; pInfo.name = String(paramName); FMOD_VERIFY(param->getRange(&pInfo.minValue, &pInfo.maxValue)); paramsInfo.push_back(pInfo); } }
int main(int argc, char *argv[]) { FMOD::EventSystem *eventsystem; FMOD::EventGroup *eventgroup; FMOD::EventCategory *mastercategory; FMOD::Event *car; FMOD::EventParameter *rpm; FMOD::EventParameter *load; FMOD_RESULT result; int key; float rpm_val, rpm_min, rpm_max, rpm_increment, load_val, load_min, load_max, load_increment; printf("======================================================================\n"); printf("Parameters Example. Copyright (c) Firelight Technologies 2004-2014.\n"); printf("==============================-------=================================\n"); printf("This demonstrates the use of FMOD event parameters. It simply plays an\n"); printf("event, retrieves the parameters and allows the user to adjust them.\n"); printf("======================================================================\n\n"); ERRCHECK(result = FMOD::EventSystem_Create(&eventsystem)); ERRCHECK(result = eventsystem->init(64, FMOD_INIT_NORMAL, 0, FMOD_EVENT_INIT_NORMAL)); ERRCHECK(result = eventsystem->setMediaPath("..\\media\\")); ERRCHECK(result = eventsystem->load("examples.fev", 0, 0)); ERRCHECK(result = eventsystem->getGroup("examples/AdvancedTechniques", FMOD_EVENT_DEFAULT, &eventgroup)); ERRCHECK(result = eventgroup->getEvent("car", FMOD_EVENT_DEFAULT, &car)); ERRCHECK(result = eventsystem->getCategory("master", &mastercategory)); ERRCHECK(result = car->getParameter("load", &load)); ERRCHECK(result = load->getRange(&load_min, &load_max)); ERRCHECK(result = load->setValue(load_max)); ERRCHECK(result = car->getParameterByIndex(0, &rpm)); ERRCHECK(result = rpm->getRange(&rpm_min, &rpm_max)); ERRCHECK(result = rpm->setValue(1000.0f)); ERRCHECK(result = car->start()); printf("======================================================================\n"); printf("Press '<' or ',' to decrease RPM\n"); printf("Press '>' or '.' to increase RPM\n"); printf("Press '-' or '_' to decrease load\n"); printf("Press '+' or '=' to increase load\n"); printf("Press ESC to quit\n"); printf("======================================================================\n"); rpm_increment = (rpm_max - rpm_min) / UPDATE_INTERVAL; ERRCHECK(result = rpm->getValue(&rpm_val)); load_increment = (load_max - load_min) / UPDATE_INTERVAL; ERRCHECK(result = load->getValue(&load_val)); key = 0; do { if (_kbhit()) { key = _getch(); if (key == '<' || key == ',') { rpm_val -= rpm_increment; if (rpm_val < rpm_min) { rpm_val = rpm_min; } ERRCHECK(result = rpm->setValue(rpm_val)); } else if (key == '>' || key == '.') { rpm_val += rpm_increment; if (rpm_val > rpm_max) { rpm_val = rpm_max; } ERRCHECK(result = rpm->setValue(rpm_val)); } if (key == '-' || key == '_') { load_val -= load_increment; if (load_val < load_min) { load_val = load_min; } ERRCHECK(result = load->setValue(load_val)); } else if (key == '+' || key == '=') { load_val += load_increment; if (load_val > load_max) { load_val = load_max; } ERRCHECK(result = load->setValue(load_val)); } else if (key == ' ') { bool paused; ERRCHECK(result = mastercategory->getPaused(&paused)); paused = !paused; ERRCHECK(result = mastercategory->setPaused(paused)); } } ERRCHECK(result = eventsystem->update()); Sleep(15); printf("RPM = %.4f, load = %.4f \r", rpm_val, load_val); } while (key != 27); ERRCHECK(result = eventgroup->freeEventData()); ERRCHECK(result = eventsystem->release()); return 0; }