hvcc-examples-dpf/delay_simple/plugin/source/HvControlTabhead.c
2022-09-16 15:34:36 +02:00

46 lines
1.5 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 "HvControlTabhead.h"
hv_size_t cTabhead_init(ControlTabhead *o, HvTable *table) {
o->table = table;
return 0;
}
void cTabhead_onMessage(HeavyContextInterface *_c, ControlTabhead *o, int letIn, const HvMessage *m,
void (*sendMessage)(HeavyContextInterface *, int, const HvMessage *)) {
switch (letIn) {
case 0: {
if (msg_getType(m,0) == HV_MSG_BANG) {
// get current head of table
HvMessage *n = HV_MESSAGE_ON_STACK(1);
msg_initWithFloat(n, msg_getTimestamp(m), (float) hTable_getHead(o->table));
sendMessage(_c, 0, n);
}
break;
}
case 1: {
if (msg_isHashLike(m,0)) {
// set a new table
o->table = hv_table_get(_c, msg_getHash(m,0));
}
break;
}
default: break;
}
}