d1 lin
decay envelope, linear rampwith modulation inputs and build in vca. "On" button turn envelope on. When "off" input is passed through with no gate.
Inlets
bool32.rising trigger
frac32.bipolar decay time
frac32buffer i
Outlets
frac32buffer o
Parameters
bool32.tgl on
frac32.s.map d
Declaration
int32_t prev;
int32_t step;
int32_t val;
int ntrig;
int32_t Loopval;
Init
val = 0;
ntrig = 0;
Control Rate
// vca
step = (Loopval - prev) >> 4;
int32_t i = prev;
prev = Loopval;
// env
if ((inlet_t > 0) && !ntrig) {
val = 1 << 27;
ntrig = 1;
} else {
if (!(inlet_t > 0))
ntrig = 0;
int32_t t;
int32_t dt = param_d + inlet_d;
MTOF(-dt, t);
val -= t >> 6;
if (val < 0)
val = 0;
}
Loopval = val;
Audio Rate
// Env off
outlet_o = inlet_i;
// Env on
if (param_on) {
outlet_o = ___SMMUL(inlet_i, i) << 5;
i += step;
}