int drumsynth::generate(short * buffer,int len)
{
//MessageBox(NULL, dsfile, "DrumSynth", MB_OK); //////////////////
//input file
int i=0;
//output file
wavemode=1;
wavewords=0;
for (i=0;i<len;i++)
buffer[i]=0;
if (tpos>=Length)
return -1;
//sloppy programming? wait if DLL in use
//while(busy==1) Sleep(0); busy=1;
//while(busy==1) sleep(0); busy=1;
prepare=1;
if (prepare==0)
{
return -2;
}
for (i=0;i<len;i++)
buffer[i]=0;
//generate
//tpos = 0;
//while(tpos<Length)
//{
tplus = tpos + len-1;
if(NON==1) //noise
{
for(t=tpos; t<=tplus; t++)
{
if(t < envData[2][NEXTT]) envData[2][ENV] = envData[2][ENV] + envData[2][dENV];
else UpdateEnv(2, t);
x[2] = x[1];
x[1] = x[0];
x[0] = (randmax2 * (float)rand()) - 1.f;
TT = a * x[0] + b * x[1] + c * x[2] + d * TT;
DF[t - tpos] = TT * g * envData[2][ENV];
}
if(t>=envData[2][MDA_MAX]) NON=0;
}
else for(j=0; j<len; j++) DF[j]=0.f;
if(TON==1) //tone
{
TphiStart = Tphi;
if(TDroop==1)
{
for(t=tpos; t<=tplus; t++)
phi[t - tpos] = F2 + (ddF * (float)exp(t * TDroopRate));
}
else
{
for(t=tpos; t<=tplus; t++)
phi[t - tpos] = F1 + (t / envData[1][MDA_MAX]) * ddF;
}
for(t=tpos; t<=tplus; t++)
{
totmp = t - tpos;
if(t < envData[1][NEXTT])
envData[1][ENV] = envData[1][ENV] + envData[1][dENV];
else UpdateEnv(1, t);
Tphi = Tphi + phi[totmp];
DF[totmp] += TL * envData[1][ENV] * (float)sin(fmod(Tphi,TwoPi));//overflow?
}
if(t>=envData[1][MDA_MAX]) TON=0;
}
else for(j=0; j<len; j++) phi[j]=F2; //for overtone sync
if(BON==1) //noise band 1
{
for(t=tpos; t<=tplus; t++)
{
if(t < envData[5][NEXTT])
envData[5][ENV] = envData[5][ENV] + envData[5][dENV];
else UpdateEnv(5, t);
if((t % BFStep) == 0) BdF = randmax * (float)rand() - 0.5f;
BPhi = BPhi + BF + BQ * BdF;
botmp = t - tpos;
DF[botmp] = DF[botmp] + (float)cos(fmod(BPhi,TwoPi)) * envData[5][ENV] * BL;
}
if(t>=envData[5][MDA_MAX]) BON=0;
}
if(BON2==1) //noise band 2
{
for(t=tpos; t<=tplus; t++)
{
if(t < envData[6][NEXTT])
envData[6][ENV] = envData[6][ENV] + envData[6][dENV];
else UpdateEnv(6, t);
if((t % BFStep2) == 0) BdF2 = randmax * (float)rand() - 0.5f;
BPhi2 = BPhi2 + BF2 + BQ2 * BdF2;
botmp = t - tpos;
DF[botmp] = DF[botmp] + (float)cos(fmod(BPhi2,TwoPi)) * envData[6][ENV] * BL2;
}
if(t>=envData[6][MDA_MAX]) BON2=0;
}
for (t=tpos; t<=tplus; t++)
{
if(OON==1) //overtones
{
if(t<envData[3][NEXTT])
envData[3][ENV] = envData[3][ENV] + envData[3][dENV];
else
{
if(t>=envData[3][MDA_MAX]) //wait for OT2
{
envData[3][ENV] = 0;
envData[3][dENV] = 0;
envData[3][NEXTT] = 999999;
}
else UpdateEnv(3, t);
}
//
if(t<envData[4][NEXTT])
envData[4][ENV] = envData[4][ENV] + envData[4][dENV];
else
{
if(t>=envData[4][MDA_MAX]) //wait for OT1
{
envData[4][ENV] = 0;
envData[4][dENV] = 0;
envData[4][NEXTT] = 999999;
}
else UpdateEnv(4, t);
}
//
TphiStart = TphiStart + phi[t - tpos];
if(OF1Sync==1) Ophi1 = TphiStart * OF1; else Ophi1 = Ophi1 + OF1;
if(OF2Sync==1) Ophi2 = TphiStart * OF2; else Ophi2 = Ophi2 + OF2;
Ot=0.0f;
switch (OMode)
{
case 0: //add
Ot = OBal1 * envData[3][ENV] * waveform(Ophi1, OW1);
Ot = OL * (Ot + OBal2 * envData[4][ENV] * waveform(Ophi2, OW2));
break;
case 1: //FM
Ot = ODrive * envData[4][ENV] * waveform(Ophi2, OW2);
Ot = OL * envData[3][ENV] * waveform(Ophi1 + Ot, OW1);
break;
case 2: //RM
Ot = (1 - ODrive / 8) + (((ODrive / 8) * envData[4][ENV]) * waveform(Ophi2, OW2));
Ot = OL * envData[3][ENV] * waveform(Ophi1, OW1) * Ot;
break;
case 3: //808 Cymbal
for(j=0; j<6; j++)
{
Oc[j][0] += 1.0f;
if(Oc[j][0]>Oc[j][1])
{
Oc[j][0] -= Oc[j][1];
Ot = OL * envData[3][ENV];
}
}
Ocf1 = envData[4][ENV] * OcF; //filter freq
Oc0 += Ocf1 * Oc1;
Oc1 += Ocf1 * (Ot + Oc2 - OcQ * Oc1 - Oc0); //bpf
Oc2 = Ot;
Ot = Oc1;
break;
}
}
if(MainFilter==1) //filter overtones
{
if(t<envData[7][NEXTT])
envData[7][ENV] = envData[7][ENV] + envData[7][dENV];
else UpdateEnv(7, t);
MFtmp = envData[7][ENV];
if(MFtmp >0.2f)
MFfb = 1.001f - (float)pow(10.0f, MFtmp - 1);
else
MFfb = 0.999f - 0.7824f * MFtmp;
MFtmp = Ot + MFres * (1.f + (1.f/MFfb)) * (MFin - MFout);
MFin = MFfb * (MFin - MFtmp) + MFtmp;
MFout = MFfb * (MFout - MFin) + MFin;
DF[t - tpos] = DF[t - tpos] + (MFout - (HighPass * Ot));
}
else if(MainFilter==2) //filter all
{
if(t<envData[7][NEXTT])
envData[7][ENV] = envData[7][ENV] + envData[7][dENV];
else UpdateEnv(7, t);
MFtmp = envData[7][ENV];
if(MFtmp >0.2f)
MFfb = 1.001f - (float)pow(10.0f, MFtmp - 1);
else
MFfb = 0.999f - 0.7824f * MFtmp;
MFtmp = DF[t - tpos] + Ot + MFres * (1.f + (1.f/MFfb)) * (MFin - MFout);
MFin = MFfb * (MFin - MFtmp) + MFtmp;
MFout = MFfb * (MFout - MFin) + MFin;
DF[t - tpos] = MFout - (HighPass * (DF[t - tpos] + Ot));
}
else DF[t - tpos] = DF[t - tpos] + Ot; //no filter
}
if(DiON==1) //bit resolution
{
for(j=0; j<len; j++)
DF[j] = DGain * (int)(DF[j] / DAtten);
for(j=0; j<len; j+=DStep) //downsampling
{
DownAve = 0;
DownStart = j;
DownEnd = j + DStep - 1;
for(jj = DownStart; jj<=DownEnd; jj++)
DownAve = DownAve + DF[jj];
DownAve = DownAve / DStep;
for(jj = DownStart; jj<=DownEnd; jj++)
DF[jj] = DownAve;
}
}
else for(j=0; j<len; j++) DF[j] *= DGain;
for(j = 0; j<len; j++) //clipping + output
{
if(DF[j] > clippoint)
buffer[wavewords++] = clippoint;
else
if(DF[j] < -clippoint)
buffer[wavewords++] = -clippoint;
else
buffer[wavewords++] = (short)DF[j];
}
if(((100*tpos) / Length) > (progress + 4))
{
progress = (100*tpos) / Length;
sprintf(percent,"%i%%", progress);
//if(hWnd>0) SetWindowText(hWnd, percent);
}
tpos = tpos + len;
//}
/* if(wavemode==0) */
/* { */
/* fwrite(wave, 2, Length, fp); //write data */
/* fwrite(&WI, 1, 44, fp); //write INFO chunk */
/* fwrite(&comment, 1, commentLen, fp); */
/* fclose(fp); */
/* } */
/* wavemode = 0; //force compatibility!! */
/* busy = 0; //success!! */
return wavewords;
}
int main()
{
InitDaemon();
FILE * pf = fopen("PidStore.txt","w");
fprintf(pf,"%d\n",getpid());
fclose(pf);
s[0] = (Sensor *)malloc(sizeof(Sensor));
s[1] = (Sensor *)malloc(sizeof(Sensor));
s[2] = (Sensor *)malloc(sizeof(Sensor));
s[3] = (Sensor *)malloc(sizeof(Sensor));
s[4] = (Sensor *)malloc(sizeof(Sensor));
s[0]->relaySta = s[1]->relaySta = s[2]->relaySta = s[3]->relaySta = CLOSE;
ctlSta = AUTO;
signal(SIG_SET,Action);
signal(SIG_GET,Action);
int counter = 0;
env = (Env *) malloc(sizeof(Env));
env->temp = env->humid = env->illumi = \
env->thres.tempH = env->thres.tempL = env->thres.humidH = env->thres.humidL =\
env->thres.illumiH = env->thres.illumiL = 0;
while(1)
{
g_Sensor_status * sstatus = (g_Sensor_status *)malloc(sizeof(g_Sensor_status));
FILE * flog = fopen("AutoMachine.log","ab+");
fprintf(flog,"%dth loops...\n",counter);
fclose(flog);
GetData(sstatus);
UpdateEnv(sstatus,env);
counter++;
/*
if(counter % 1200 == 0)
{
WriteFile("exchange.txt",env);
OutputEnv();
}
else
{
if(counter >= 12000)
{
unlink("exchange.txt");
counter = 0;
}
}*/
if(counter < 180)
{
WriteFile("exchange.txt",env);
OutputRFID("rfid.txt",sstatus);
OutputEnv();
}
else
{
unlink("exchange.txt");
unlink("AutoMachine.log");
unlink("env.txt");
unlink("rfid.txt");
counter = 0;
}
if(ctlSta == AUTO)
AutoControl(sstatus,env,s);
//SynRelay();
free(sstatus);
sleep(1);
}
unlink("/web/clientfifo");
unlink("/web/serverfifo");
free(env);
return 0;
}
