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comment out the FreeVerb effect to check mixer performance

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This commit is contained in:
Stephen Birarda 2013-06-06 10:59:03 -07:00
parent dd7c1fab2e
commit 83f7b2943c
1 changed files with 34 additions and 34 deletions

68
audio-mixer/src/main.cpp
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@ -220,40 +220,40 @@ int main(int argc, const char* argv[]) {
numSamplesDelay = PHASE_DELAY_AT_90 * sinRatio;
weakChannelAmplitudeRatio = 1 - (PHASE_AMPLITUDE_RATIO_AT_90 * sinRatio);
}
FreeVerbAgentMap& agentFreeVerbs = agentRingBuffer->getFreeVerbs();
FreeVerbAgentMap::iterator freeVerbIterator = agentFreeVerbs.find(otherAgent->getAgentID());
if (freeVerbIterator == agentFreeVerbs.end()) {
// setup the freeVerb effect for this source for this client
otherAgentFreeVerb = agentFreeVerbs[otherAgent->getAgentID()] = new stk::FreeVerb;
otherAgentFreeVerb->setDamping(DISTANCE_REVERB_DAMPING);
otherAgentFreeVerb->setRoomSize(DISTANCE_REVERB_ROOM_SIZE);
otherAgentFreeVerb->setWidth(DISTANCE_REVERB_WIDTH);
} else {
otherAgentFreeVerb = freeVerbIterator->second;
}
const float WETNESS_DOUBLING_DISTANCE_FACTOR = 2.0f;
const float MAX_REVERB_DISTANCE = 160.0f;
// higher value increases wetness more quickly with distance
const float WETNESS_CALC_EXPONENT_BASE = 2.0f;
const float MAX_EXPONENT = logf(MAX_REVERB_DISTANCE) / logf(WETNESS_DOUBLING_DISTANCE_FACTOR);
const int MAX_EXPONENT_INT = floorf(MAX_EXPONENT);
const float DISTANCE_REVERB_LOG_REMAINDER = fmodf(MAX_EXPONENT, MAX_EXPONENT_INT);
const float DISTANCE_REVERB_MAX_WETNESS = 1.0f;
const float EFFECT_MIX_RHS = DISTANCE_REVERB_MAX_WETNESS / powf(WETNESS_DOUBLING_DISTANCE_FACTOR,
MAX_EXPONENT_INT);
float effectMix = powf(WETNESS_CALC_EXPONENT_BASE,
(0.5f * logf(distanceSquareToSource) / logf(WETNESS_CALC_EXPONENT_BASE))
- DISTANCE_REVERB_LOG_REMAINDER);
effectMix *= EFFECT_MIX_RHS;
otherAgentFreeVerb->setEffectMix(effectMix);
//
// FreeVerbAgentMap& agentFreeVerbs = agentRingBuffer->getFreeVerbs();
// FreeVerbAgentMap::iterator freeVerbIterator = agentFreeVerbs.find(otherAgent->getAgentID());
//
// if (freeVerbIterator == agentFreeVerbs.end()) {
// // setup the freeVerb effect for this source for this client
// otherAgentFreeVerb = agentFreeVerbs[otherAgent->getAgentID()] = new stk::FreeVerb;
//
// otherAgentFreeVerb->setDamping(DISTANCE_REVERB_DAMPING);
// otherAgentFreeVerb->setRoomSize(DISTANCE_REVERB_ROOM_SIZE);
// otherAgentFreeVerb->setWidth(DISTANCE_REVERB_WIDTH);
// } else {
// otherAgentFreeVerb = freeVerbIterator->second;
// }
//
// const float WETNESS_DOUBLING_DISTANCE_FACTOR = 2.0f;
// const float MAX_REVERB_DISTANCE = 160.0f;
//
// // higher value increases wetness more quickly with distance
// const float WETNESS_CALC_EXPONENT_BASE = 2.0f;
//
// const float MAX_EXPONENT = logf(MAX_REVERB_DISTANCE) / logf(WETNESS_DOUBLING_DISTANCE_FACTOR);
// const int MAX_EXPONENT_INT = floorf(MAX_EXPONENT);
// const float DISTANCE_REVERB_LOG_REMAINDER = fmodf(MAX_EXPONENT, MAX_EXPONENT_INT);
// const float DISTANCE_REVERB_MAX_WETNESS = 1.0f;
// const float EFFECT_MIX_RHS = DISTANCE_REVERB_MAX_WETNESS / powf(WETNESS_DOUBLING_DISTANCE_FACTOR,
// MAX_EXPONENT_INT);
//
// float effectMix = powf(WETNESS_CALC_EXPONENT_BASE,
// (0.5f * logf(distanceSquareToSource) / logf(WETNESS_CALC_EXPONENT_BASE))
// - DISTANCE_REVERB_LOG_REMAINDER);
// effectMix *= EFFECT_MIX_RHS;
//
// otherAgentFreeVerb->setEffectMix(effectMix);
}
int16_t* goodChannel = (bearingRelativeAngleToSource > 0.0f)