void makeMap(peak_param *peak, gal_map *gMap, map_t *kMap, map_t *nMap, FFT_t *transformer, error **err)
{
//-- Map making main function
if (peak->doKappa == 1) {
//-- Do convergence
kappaMapFromKappa(gMap, kMap, err); forwardError(*err, __LINE__,);
subtractMean_map_t(peak, kMap);
if (peak->doNewNoise == 1) {
//-- Overwrite nMap
u_int64_t seed = renewSeed();
fillNoise(peak, nMap, seed);
}
addNoise(kMap, nMap, err); forwardError(*err, __LINE__,);
doFFTSmoothing(peak, kMap, transformer, err); forwardError(*err, __LINE__,);
}
// fill buff
int SoundGenPCJr::chanGen(int chan, int16 *stream, int len) {
ToneChan *tpcm;
Tone toneNew;
int fillSize;
int retVal;
tpcm = &_tchannel[chan];
retVal = -1;
while (len > 0) {
if (tpcm->noteCount <= 0) {
// get new tone data
toneNew.freqCount = 0;
toneNew.atten = 0xF;
toneNew.type = kGenTone;
if ((tpcm->avail) && (getNextNote(chan, &toneNew) == 0)) {
tpcm->atten = toneNew.atten;
tpcm->freqCount = toneNew.freqCount;
tpcm->genType = toneNew.type;
// setup counters 'n stuff
// SAMPLE_RATE samples per sec.. tone changes 60 times per sec
tpcm->noteCount = SAMPLE_RATE / 60;
retVal = 0;
} else {
// if it doesn't return an
tpcm->genType = kGenSilence;
tpcm->noteCount = len;
tpcm->avail = 0;
}
}
// write nothing
if ((tpcm->freqCount == 0) || (tpcm->atten == 0xf)) {
tpcm->genType = kGenSilence;
}
// find which is smaller.. the buffer or the
fillSize = (tpcm->noteCount <= len) ? tpcm->noteCount : len;
switch (tpcm->genType) {
case kGenTone:
fillSize = fillSquare(tpcm, stream, fillSize);
break;
case kGenPeriod:
case kGenWhite:
fillSize = fillNoise(tpcm, stream, fillSize);
break;
case kGenSilence:
default:
// fill with whitespace
memset(stream, 0, fillSize * sizeof(int16));
break;
}
tpcm->noteCount -= fillSize;
stream += fillSize;
len -= fillSize;
}
return retVal;
}
