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/*
* Copyright 2009,2010 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 "MessageClip.h"
message::Object *MessageClip::new_object(pd::Message *init_message, PdGraph *graph) {
return new MessageClip(init_message, graph);
}
MessageClip::MessageClip(pd::Message *init_message, PdGraph *graph) : message::Object(3, 1, graph) {
if (init_message->is_float(0)) {
if (init_message->is_float(1)) {
init(init_message->get_float(0), init_message->get_float(1));
} else {
init(init_message->get_float(0), 0.0f);
}
} else {
init(0.0f, 0.0f);
}
}
MessageClip::~MessageClip() {
// nothing to do
}
void MessageClip::init(float lowerBound, float upperBound) {
this->lowerBound = lowerBound;
this->upperBound = upperBound;
}
void MessageClip::process_message(int inlet_index, pd::Message *message) {
switch (inlet_index) {
case 0: {
if (message->is_float(0)) {
float output = message->get_float(0);
if (output < lowerBound) {
output = lowerBound;
} else if (output > upperBound) {
output = upperBound;
}
pd::Message *outgoing_message = PD_MESSAGE_ON_STACK(1);
outgoing_message->from_timestamp_and_float(message->get_timestamp(), output);
send_message(0, outgoing_message);
}
break;
}
case 1: {
if (message->is_float(0)) {
lowerBound = message->get_float(0);
}
break;
}
case 2: {
if (message->is_float(0)) {
upperBound = message->get_float(0);
}
break;
}
default: {
break;
}
}
}