pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/physics/simbody/SimbodyModel.cc

135 lines
3.8 KiB
C++

/*
* Copyright (C) 2012 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "gazebo/physics/World.hh"
#include "gazebo/physics/Link.hh"
#include "gazebo/physics/Gripper.hh"
#include "gazebo/transport/Publisher.hh"
#include "gazebo/physics/simbody/SimbodyModel.hh"
#include "gazebo/physics/simbody/SimbodyPhysics.hh"
#include "gazebo/physics/simbody/SimbodyTypes.hh"
using namespace gazebo;
using namespace physics;
//////////////////////////////////////////////////
SimbodyModel::SimbodyModel(BasePtr _parent)
: Model(_parent)
{
}
//////////////////////////////////////////////////
SimbodyModel::~SimbodyModel()
{
}
//////////////////////////////////////////////////
void SimbodyModel::Load(sdf::ElementPtr _sdf)
{
if (_sdf->HasElement("model"))
{
gzerr << "Nested models are not currently supported in Simbody. ["
<< _sdf->Get<std::string>("name") << "] will not be loaded. "
<< std::endl;
this->sdf = _sdf;
return;
}
Model::Load(_sdf);
}
//////////////////////////////////////////////////
void SimbodyModel::Init()
{
// nested models are not supported for now, issue #1718
if (this->sdf->HasElement("model"))
return;
// Record the model's initial pose (for reseting)
this->SetInitialRelativePose(this->GetWorldPose());
this->SetRelativePose(this->GetWorldPose());
// Initialize the bodies before the joints
for (Base_V::iterator iter = this->children.begin();
iter!= this->children.end(); ++iter)
{
if ((*iter)->HasType(Base::LINK))
boost::static_pointer_cast<Link>(*iter)->Init();
else if ((*iter)->HasType(Base::MODEL))
boost::static_pointer_cast<SimbodyModel>(*iter)->Init();
}
for (unsigned int i = 0; i < this->GetGripperCount(); ++i)
{
this->GetGripper(i)->Init();
}
// rebuild simbody state
// this needs to happen before this->joints are used
physics::SimbodyPhysicsPtr simbodyPhysics =
boost::dynamic_pointer_cast<physics::SimbodyPhysics>(
this->GetWorld()->GetPhysicsEngine());
if (simbodyPhysics)
simbodyPhysics->InitModel(
boost::static_pointer_cast<Model>(shared_from_this()));
// Initialize the joints last.
Joint_V myJoints = this->GetJoints();
for (Joint_V::iterator iter = myJoints.begin();
iter != myJoints.end(); ++iter)
{
try
{
(*iter)->Init();
}
catch(...)
{
gzerr << "Init failed for joint ["
<< (*iter)->GetScopedName() << "]"
<< std::endl;
return;
}
}
// Initialize the joints messages for visualizer
for (Joint_V::iterator iter = myJoints.begin();
iter != myJoints.end(); ++iter)
{
// The following message used to be filled and sent in Model::LoadJoint
// It is moved here, after Joint::Init, so that the joint properties
// can be included in the message.
msgs::Joint msg;
(*iter)->FillMsg(msg);
this->jointPub->Publish(msg);
}
}
//////////////////////////////////////////////////
// void SimbodyModel::FillMsg(msgs::Model &_msg)
// {
// // rebuild simbody state
// // this needs to happen before this->joints are used
// physics::SimbodyPhysicsPtr simbodyPhysics =
// boost::dynamic_pointer_cast<physics::SimbodyPhysics>(
// this->GetWorld()->GetPhysicsEngine());
// if (simbodyPhysics)
// simbodyPhysics->InitModel(this);
//
// Model::FillMsg(_msg);
// }