scene_object.cpp

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/*
 * Copyright (c) 2010, Willow Garage, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * 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
 * 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
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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#include <rve_render_client/scene_object.h>
#include <rve_render_client/scene.h>
#include <rve_render_client/client_context.h>

#include <ros/assert.h>

#include <boost/bind.hpp>

namespace rve_render_client
{

void destroySceneObject(SceneObject* obj)
{
  obj->removeFromAll();
  delete obj;
}

void SceneObject::create(Scene* scene, ClientContext* context)
{
  ContextInfo info;
  info.scene = scene;
  info.context = context;

  std::vector<std::string>::const_iterator it = proxies_.begin();
  std::vector<std::string>::const_iterator end = proxies_.end();
  for (; it != end; ++it)
  {
    info.interfaces.push_back(info.context->lookupInterface(*it));
  }

  contexts_.push_back(info);

  doCreate(info);
}

void SceneObject::destroy(Scene* scene, ClientContext* context)
{
  ContextInfo tmp;
  tmp.scene = scene;
  tmp.context = context;
  V_ContextInfo::iterator it = std::find(contexts_.begin(), contexts_.end(), tmp);
  ROS_ASSERT(it != contexts_.end());

  doDestroy(*it);

  contexts_.erase(it);
}

void* SceneObject::getProxy(const ContextInfo& info, uint32_t proxy_index)
{
  ROS_ASSERT(proxy_index < info.interfaces.size());
  return info.context->getInterface(info.interfaces[proxy_index]);
}

void SceneObject::lookupProxy(ContextInfo& info, const std::string& name)
{
  info.interfaces.push_back(info.context->lookupInterface(name));
}

uint32_t SceneObject::addProxy(const std::string& name)
{
  proxies_.push_back(name);

  forEachContext(boost::bind(&SceneObject::lookupProxy, this, _1, name));

  return proxies_.size() - 1;
}

const rve_common::UUID& SceneObject::getSceneID(Scene* scene)
{
  return scene->getID();
}

void SceneObject::removeFromAll()
{
  SceneObject::V_ContextInfo& contexts = getContexts();
  while (!contexts.empty())
  {
    SceneObject::ContextInfo& info = contexts.front();
    info.scene->removeObject(this);
  }
}

}