robot_state_visualization.cpp

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/*
 * Copyright (c) 2012, Willow Garage, Inc.
 * All rights reserved.
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 * modification, are permitted provided that the following conditions are met:
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 *     * Redistributions in binary form must reproduce the above copyright
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 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Willow Garage, Inc. 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
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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/* Author: Ioan Sucan */

#include <moveit/rviz_plugin_render_tools/robot_state_visualization.h>
#include <moveit/rviz_plugin_render_tools/planning_link_updater.h>
#include <moveit/rviz_plugin_render_tools/render_shapes.h>

namespace moveit_rviz_plugin
{

RobotStateVisualization::RobotStateVisualization(Ogre::SceneNode* root_node, rviz::DisplayContext* context,
                                                 const std::string& name, rviz::Property* parent_property) :
  robot_(root_node, context, name, parent_property),
  octree_voxel_render_mode_(OCTOMAP_OCCUPIED_VOXELS),
  octree_voxel_color_mode_(OCTOMAP_Z_AXIS_COLOR),
  visible_(true),
  visual_visible_(true),
  collision_visible_(false)
{
  default_attached_object_color_.r = 0.0f;
  default_attached_object_color_.g = 0.7f;
  default_attached_object_color_.b = 0.0f;
  default_attached_object_color_.a = 1.0f;
  render_shapes_.reset(new RenderShapes(context));
}

void RobotStateVisualization::load(const urdf::ModelInterface &descr, bool visual, bool collision)
{
  robot_.load(descr, visual, collision);
  robot_.setVisualVisible(visual_visible_);
  robot_.setCollisionVisible(collision_visible_);
  robot_.setVisible(visible_);
}

void RobotStateVisualization::clear()
{
  robot_.clear();
  render_shapes_->clear();
}

void RobotStateVisualization::setDefaultAttachedObjectColor(const std_msgs::ColorRGBA &default_attached_object_color)
{
  default_attached_object_color_ = default_attached_object_color;
}

void RobotStateVisualization::update(const robot_state::RobotStateConstPtr &kinematic_state)
{
  updateHelper(kinematic_state, default_attached_object_color_, NULL);
}


void RobotStateVisualization::update(const robot_state::RobotStateConstPtr &kinematic_state,
                                         const  std_msgs::ColorRGBA &default_attached_object_color)
{
  updateHelper(kinematic_state, default_attached_object_color, NULL);
}

void RobotStateVisualization::update(const robot_state::RobotStateConstPtr &kinematic_state, const std_msgs::ColorRGBA &default_attached_object_color,
                                         const std::map<std::string, std_msgs::ColorRGBA> &color_map)
{
  updateHelper(kinematic_state, default_attached_object_color, &color_map);
}

void RobotStateVisualization::updateHelper(const robot_state::RobotStateConstPtr &kinematic_state,
                                           const std_msgs::ColorRGBA &default_attached_object_color,
                                           const std::map<std::string, std_msgs::ColorRGBA> *color_map)
{
  robot_.update(PlanningLinkUpdater(kinematic_state));
  render_shapes_->clear();

  std::vector<const robot_state::AttachedBody*> attached_bodies;
  kinematic_state->getAttachedBodies(attached_bodies);
  for (std::size_t i = 0 ; i < attached_bodies.size() ; ++i)
  {
    std_msgs::ColorRGBA color = default_attached_object_color;
    float alpha = robot_.getAlpha();
    if (color_map)
    {
      std::map<std::string, std_msgs::ColorRGBA>::const_iterator it = color_map->find(attached_bodies[i]->getName());
      if (it != color_map->end())
      { // render attached bodies with a color that is a bit different
        color.r = std::max(1.0f, it->second.r * 1.05f);
        color.g = std::max(1.0f, it->second.g * 1.05f);
        color.b = std::max(1.0f, it->second.b * 1.05f);
        alpha = color.a = it->second.a;
      }
    }
    rviz::Color rcolor(color.r, color.g, color.b);
    const EigenSTL::vector_Affine3d &ab_t = attached_bodies[i]->getGlobalCollisionBodyTransforms();
    const std::vector<shapes::ShapeConstPtr> &ab_shapes = attached_bodies[i]->getShapes();
    for (std::size_t j = 0 ; j < ab_shapes.size() ; ++j)
    {
      render_shapes_->renderShape(robot_.getVisualNode(), ab_shapes[j].get(), ab_t[j], octree_voxel_render_mode_, octree_voxel_color_mode_, rcolor, alpha);
      render_shapes_->renderShape(robot_.getCollisionNode(), ab_shapes[j].get(), ab_t[j], octree_voxel_render_mode_, octree_voxel_color_mode_, rcolor, alpha);
    }
  }
  robot_.setVisualVisible(visual_visible_);
  robot_.setCollisionVisible(collision_visible_);
  robot_.setVisible(visible_);
}

void RobotStateVisualization::setVisible(bool visible)
{
  visible_ = visible;
  robot_.setVisible(visible);
}

void RobotStateVisualization::setVisualVisible(bool visible)
{
  visual_visible_ = visible;
  robot_.setVisualVisible(visible);
}

void RobotStateVisualization::setCollisionVisible(bool visible)
{
  collision_visible_ = visible;
  robot_.setCollisionVisible(visible);
}

void RobotStateVisualization::setAlpha(float alpha)
{
  robot_.setAlpha(alpha);
}

}