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/*
* Copyright 2009,2010,2011 Reality Jockey, Ltd.
* info@rjdj.me
* http://rjdj.me/
*
* This file is part of ZenGarden.
*
* ZenGarden is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* ZenGarden is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with ZenGarden. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "MessageSwap.h"
message::Object *MessageSwap::new_object(pd::Message *init_message, PdGraph *graph) {
return new MessageSwap(init_message, graph);
}
MessageSwap::MessageSwap(pd::Message *init_message, PdGraph *graph) : message::Object(2, 2, graph) {
left = 0.0f;
right = init_message->is_float(0) ? init_message->get_float(0) : 0.0f;
}
MessageSwap::~MessageSwap() {
// nothing to do
}
void MessageSwap::process_message(int inlet_index, pd::Message *message) {
switch (inlet_index) {
case 0: {
switch (message->get_type(0)) {
case FLOAT: {
left = message->get_float(0);
// allow fallthrough
}
case BANG: {
pd::Message *outgoing_message = PD_MESSAGE_ON_STACK(1);
outgoing_message->from_timestamp_and_float(message->get_timestamp(), left);
send_message(1, outgoing_message); // send a message from outlet 1
outgoing_message->from_timestamp_and_float(message->get_timestamp(), right);
send_message(0, outgoing_message); // send a message from outlet 0
break;
}
default: {
break;
}
}
break;
}
case 1: {
if (message->is_float(0)) {
right = message->get_float(0);
}
break;
}
default: {
break;
}
}
}