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constantize SOUND_PITCH in addProceduralSounds

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Stephen Birarda 2013-05-15 12:36:53 -07:00
parent 63a2b203d9
commit 351412f6e8
1 changed files with 2 additions and 1 deletions
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3
interface/src/Audio.cpp
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@ -316,6 +316,7 @@ void Audio::addProceduralSounds(int16_t* inputBuffer, int numSamples) {
const float MAX_AUDIBLE_VELOCITY = 6.0;
const float MIN_AUDIBLE_VELOCITY = 0.1;
const int VOLUME_BASELINE = 400;
const float SOUND_PITCH = 8.f;
float speed = glm::length(_lastVelocity);
float volume = VOLUME_BASELINE * (1.f - speed / MAX_AUDIBLE_VELOCITY);
@ -323,7 +324,7 @@ void Audio::addProceduralSounds(int16_t* inputBuffer, int numSamples) {
// Add a noise-modulated sinewave with volume that tapers off with speed increasing
if ((speed > MIN_AUDIBLE_VELOCITY) && (speed < MAX_AUDIBLE_VELOCITY)) {
for (int i = 0; i < numSamples; i++) {
inputBuffer[i] += (int16_t)((cosf((float) i / 8.f * speed) * randFloat()) * volume * speed);
inputBuffer[i] += (int16_t)((cosf((float) i / SOUND_PITCH * speed) * randFloat()) * volume * speed);
}
}
}