smux4_1dis
Smooth multiplexer. Works like multiple cross fades. dis0 to dis3 can be used to disable unused objects (CPU optimisation).
Inlets
frac32buffer input 0
frac32buffer input 1
frac32buffer input 2
frac32buffer input 3
frac32.positive s
Outlets
frac32buffer output
bool32 output
bool32 output
bool32 output
bool32 output
int32_t sel = (inlet_s)&0x07FFFFFF;
const int32_t *s0, *s1;
switch (sel >> (27 - 2)) {
case 0:
s0 = inlet_i0;
s1 = inlet_i1;
outlet_dis0 = false;
outlet_dis1 = false;
outlet_dis2 = true;
outlet_dis3 = true;
break;
case 1:
s0 = inlet_i1;
s1 = inlet_i2;
outlet_dis0 = true;
outlet_dis1 = false;
outlet_dis2 = false;
outlet_dis3 = true;
break;
case 2:
s0 = inlet_i2;
s1 = inlet_i3;
outlet_dis0 = true;
outlet_dis1 = true;
outlet_dis2 = false;
outlet_dis3 = false;
break;
case 3:
s0 = inlet_i3;
s1 = inlet_i0;
outlet_dis0 = false;
outlet_dis1 = true;
outlet_dis2 = true;
outlet_dis3 = false;
break;
}
int32_t a = (sel << 2) & 0x07FFFFFF;
for (int i = 0; i < BUFSIZE; i++) {
int32_t _s0 = s0[i];
outlet_o[i] = ___SMMLA(a, s1[i] - _s0, _s0 >> 5) << 5;
}