px4-firmware/apps/controllib/block/Block.cpp

211 lines
5.0 KiB
C++

/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file Block.cpp
*
* Controller library code
*/
#include <math.h>
#include <string.h>
#include <stdio.h>
#include "Block.hpp"
#include "BlockParam.hpp"
#include "UOrbSubscription.hpp"
#include "UOrbPublication.hpp"
namespace control
{
Block::Block(SuperBlock *parent, const char *name) :
_name(name),
_parent(parent),
_dt(0),
_subscriptions(),
_params()
{
if (getParent() != NULL) {
getParent()->getChildren().add(this);
}
}
void Block::getName(char *buf, size_t n)
{
if (getParent() == NULL) {
strncpy(buf, _name, n);
} else {
char parentName[blockNameLengthMax];
getParent()->getName(parentName, n);
if (!strcmp(_name, "")) {
strncpy(buf, parentName, blockNameLengthMax);
} else {
snprintf(buf, blockNameLengthMax, "%s_%s", parentName, _name);
}
}
}
void Block::updateParams()
{
BlockParamBase *param = getParams().getHead();
int count = 0;
while (param != NULL) {
if (count++ > maxParamsPerBlock) {
char name[blockNameLengthMax];
getName(name, blockNameLengthMax);
printf("exceeded max params for block: %s\n", name);
break;
}
//printf("updating param: %s\n", param->getName());
param->update();
param = param->getSibling();
}
}
void Block::updateSubscriptions()
{
UOrbSubscriptionBase *sub = getSubscriptions().getHead();
int count = 0;
while (sub != NULL) {
if (count++ > maxSubscriptionsPerBlock) {
char name[blockNameLengthMax];
getName(name, blockNameLengthMax);
printf("exceeded max subscriptions for block: %s\n", name);
break;
}
sub->update();
sub = sub->getSibling();
}
}
void Block::updatePublications()
{
UOrbPublicationBase *pub = getPublications().getHead();
int count = 0;
while (pub != NULL) {
if (count++ > maxPublicationsPerBlock) {
char name[blockNameLengthMax];
getName(name, blockNameLengthMax);
printf("exceeded max publications for block: %s\n", name);
break;
}
pub->update();
pub = pub->getSibling();
}
}
void SuperBlock::setDt(float dt)
{
Block::setDt(dt);
Block *child = getChildren().getHead();
int count = 0;
while (child != NULL) {
if (count++ > maxChildrenPerBlock) {
char name[40];
getName(name, 40);
printf("exceeded max children for block: %s\n", name);
break;
}
child->setDt(dt);
child = child->getSibling();
}
}
void SuperBlock::updateChildParams()
{
Block *child = getChildren().getHead();
int count = 0;
while (child != NULL) {
if (count++ > maxChildrenPerBlock) {
char name[40];
getName(name, 40);
printf("exceeded max children for block: %s\n", name);
break;
}
child->updateParams();
child = child->getSibling();
}
}
void SuperBlock::updateChildSubscriptions()
{
Block *child = getChildren().getHead();
int count = 0;
while (child != NULL) {
if (count++ > maxChildrenPerBlock) {
char name[40];
getName(name, 40);
printf("exceeded max children for block: %s\n", name);
break;
}
child->updateSubscriptions();
child = child->getSibling();
}
}
void SuperBlock::updateChildPublications()
{
Block *child = getChildren().getHead();
int count = 0;
while (child != NULL) {
if (count++ > maxChildrenPerBlock) {
char name[40];
getName(name, 40);
printf("exceeded max children for block: %s\n", name);
break;
}
child->updatePublications();
child = child->getSibling();
}
}
} // namespace control