example_hvcc2dpf/distrho/source/HvSignalTabwrite.c
2021-03-23 22:07:32 +01:00

55 lines
1.7 KiB
C

/**
* Copyright (c) 2014-2018 Enzien Audio Ltd.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#include "HvSignalTabwrite.h"
hv_size_t sTabwrite_init(SignalTabwrite *o, HvTable *table) {
o->table = table;
o->head = 0;
return 0;
}
void sTabwrite_onMessage(HeavyContextInterface *_c, SignalTabwrite *o, int letIn, const HvMessage *m,
void (*sendMessage)(HeavyContextInterface *, int, const HvMessage *)) {
switch (letIn) {
// inlet 0 is the signal inlet
case 1: {
switch (msg_getType(m,0)) {
case HV_MSG_BANG: o->head = 0; break;
case HV_MSG_FLOAT: {
o->head = (msg_getFloat(m,0) >= 0.0f) ? (hv_uint32_t) msg_getFloat(m,0) : HV_TABWRITE_STOPPED;
break;
}
case HV_MSG_SYMBOL: {
if (msg_compareSymbol(m, 0, "stop")) {
o->head = HV_TABWRITE_STOPPED;
}
break;
}
default: break;
}
break;
}
case 2: {
if (msg_isHashLike(m,0)) {
o->table = hv_table_get(_c, msg_getHash(m,0));
}
break;
}
default: break;
}
}