pxmlw6n2f/Gazebo_Distributed/plugins/SphereAtlasDemoPlugin.cc

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2019-03-28 10:57:49 +08:00
/*
* 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/physics.hh"
#include "plugins/SphereAtlasDemoPlugin.hh"
using namespace gazebo;
GZ_REGISTER_MODEL_PLUGIN(SphereAtlasDemoPlugin)
/////////////////////////////////////////////////
SphereAtlasDemoPlugin::SphereAtlasDemoPlugin()
{
}
/////////////////////////////////////////////////
void SphereAtlasDemoPlugin::Load(physics::ModelPtr _model,
sdf::ElementPtr /*_sdf*/)
{
this->model = _model;
this->jointNames.push_back("l_leg_hpz");
this->jointNames.push_back("l_leg_hpx");
this->jointNames.push_back("l_leg_hpy");
this->jointNames.push_back("l_leg_kny");
this->jointNames.push_back("l_leg_aky");
this->jointNames.push_back("l_leg_akx");
this->jointNames.push_back("r_leg_hpz");
this->jointNames.push_back("r_leg_hpx");
this->jointNames.push_back("r_leg_hpy");
this->jointNames.push_back("r_leg_kny");
this->jointNames.push_back("r_leg_aky");
this->jointNames.push_back("r_leg_akx");
this->jointNames.push_back("l_arm_shy");
this->jointNames.push_back("l_arm_shx");
this->jointNames.push_back("l_arm_ely");
this->jointNames.push_back("l_arm_elx");
this->jointNames.push_back("l_arm_wry");
this->jointNames.push_back("l_arm_wrx");
this->jointNames.push_back("r_arm_shy");
this->jointNames.push_back("r_arm_shx");
this->jointNames.push_back("r_arm_ely");
this->jointNames.push_back("r_arm_elx");
this->jointNames.push_back("r_arm_wry");
this->jointNames.push_back("r_arm_wrx");
this->jointNames.push_back("neck_ry");
this->jointNames.push_back("back_bkz");
this->jointNames.push_back("back_bky");
this->jointNames.push_back("back_bkx");
this->jointKp.push_back( 1000.0); // l_leg_hpz NOLINT
this->jointKp.push_back( 1000.0); // l_leg_hpx NOLINT
this->jointKp.push_back( 2000.0); // l_leg_hpy NOLINT
this->jointKp.push_back( 5000.0); // l_leg_kny NOLINT
this->jointKp.push_back( 3000.0); // l_leg_aky NOLINT
this->jointKp.push_back( 1000.0); // l_leg_akx NOLINT
this->jointKp.push_back( 1000.0); // r_leg_hpz NOLINT
this->jointKp.push_back( 1000.0); // r_leg_hpx NOLINT
this->jointKp.push_back( 2000.0); // r_leg_hpy NOLINT
this->jointKp.push_back( 5000.0); // r_leg_kny NOLINT
this->jointKp.push_back( 3000.0); // r_leg_aky NOLINT
this->jointKp.push_back( 1000.0); // r_leg_akx NOLINT
this->jointKp.push_back( 2000.0); // l_arm_shy NOLINT
this->jointKp.push_back( 1000.0); // l_arm_shx NOLINT
this->jointKp.push_back( 200.0); // l_arm_ely NOLINT
this->jointKp.push_back( 200.0); // l_arm_elx NOLINT
this->jointKp.push_back( 50.0); // l_arm_wry NOLINT
this->jointKp.push_back( 100.0); // l_arm_wrx NOLINT
this->jointKp.push_back( 2000.0); // r_arm_shy NOLINT
this->jointKp.push_back( 1000.0); // r_arm_shx NOLINT
this->jointKp.push_back( 200.0); // r_arm_ely NOLINT
this->jointKp.push_back( 200.0); // r_arm_elx NOLINT
this->jointKp.push_back( 50.0); // r_arm_wry NOLINT
this->jointKp.push_back( 100.0); // r_arm_wrx NOLINT
this->jointKp.push_back( 1000.0); // neck_ry NOLINT
this->jointKp.push_back( 20000.0); // back_bkz NOLINT
this->jointKp.push_back(200000.0); // back_bky NOLINT
this->jointKp.push_back(200000.0); // back_bkx NOLINT
this->jointKd.push_back( 0.01); // l_leg_hpz NOLINT
this->jointKd.push_back( 1.00); // l_leg_hpx NOLINT
this->jointKd.push_back(10.00); // l_leg_hpy NOLINT
this->jointKd.push_back(10.00); // l_leg_kny NOLINT
this->jointKd.push_back( 2.00); // l_leg_aky NOLINT
this->jointKd.push_back( 1.00); // l_leg_akx NOLINT
this->jointKd.push_back( 0.01); // r_leg_hpz NOLINT
this->jointKd.push_back( 1.00); // r_leg_hpx NOLINT
this->jointKd.push_back(10.00); // r_leg_hpy NOLINT
this->jointKd.push_back(10.00); // r_leg_kny NOLINT
this->jointKd.push_back( 2.00); // r_leg_aky NOLINT
this->jointKd.push_back( 1.00); // r_leg_akx NOLINT
this->jointKd.push_back( 3.00); // l_arm_shy NOLINT
this->jointKd.push_back(10.00); // l_arm_shx NOLINT
this->jointKd.push_back( 3.00); // l_arm_ely NOLINT
this->jointKd.push_back( 3.00); // l_arm_elx NOLINT
this->jointKd.push_back( 0.10); // l_arm_wry NOLINT
this->jointKd.push_back( 0.20); // l_arm_wrx NOLINT
this->jointKd.push_back( 3.00); // r_arm_shy NOLINT
this->jointKd.push_back(10.00); // r_arm_shx NOLINT
this->jointKd.push_back( 3.00); // r_arm_ely NOLINT
this->jointKd.push_back( 3.00); // r_arm_elx NOLINT
this->jointKd.push_back( 0.10); // r_arm_wry NOLINT
this->jointKd.push_back( 0.20); // r_arm_wrx NOLINT
this->jointKd.push_back( 1.00); // neck_ry NOLINT
this->jointKd.push_back( 1.00); // back_bkz NOLINT
this->jointKd.push_back( 2.00); // back_bky NOLINT
this->jointKd.push_back( 1.00); // back_bkx NOLINT
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
this->qp.push_back(0.0);
for (unsigned int i = 0; i < this->jointNames.size(); ++i)
{
physics::JointPtr j = model->GetJoint(this->jointNames[i]);
this->joints.push_back(j);
}
this->updateConnection = event::Events::ConnectWorldUpdateBegin(
boost::bind(&SphereAtlasDemoPlugin::OnUpdate, this));
}
/////////////////////////////////////////////////
void SphereAtlasDemoPlugin::Init()
{
}
/////////////////////////////////////////////////
void SphereAtlasDemoPlugin::Reset()
{
gzlog << "SphereAtlasDemoPlugin: \n"
<< " This is not a typical usage of plugin Reset function,\n"
<< " we are doing this just for testing purposes.\n";
if (this->updateConnection)
{
event::Events::DisconnectWorldUpdateBegin(this->updateConnection);
this->updateConnection.reset();
}
}
/////////////////////////////////////////////////
void SphereAtlasDemoPlugin::OnUpdate()
{
common::Time currTime = this->model->GetWorld()->GetSimTime();
common::Time stepTime = currTime - this->prevUpdateTime;
this->prevUpdateTime = currTime;
double dt = stepTime.Double();
for (unsigned int j = 0; j < this->joints.size(); ++j)
{
double p = this->joints[j]->GetAngle(0).Radian();
double target = 0;
double perror = target - p;
double derror = (perror - this->qp[j])/dt;
this->qp[j] = perror; // save qp
double force = this->jointKp[j] * perror +
this->jointKd[j] * derror;
this->joints[j]->SetForce(0, force);
}
}