texture_resource.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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 */

#include "rve_render_server/texture_resource.h"
#include "rve_render_server/render_target.h"
#include "rve_render_server/render_texture.h"
#include "rve_render_server/texture.h"
#include "rve_render_server/renderer.h"

#include <rve_common/parse_resource_uri.h>

namespace rve_render_server
{

bool lookupTextureResource(const std::string& resource, std::string& out_ogre_resource)
{
  bool handled = false;
  try
  {
    rve_common::ResourceURI uri;
    rve_common::parseResourceURI(resource, uri);

    if (!uri.split_body.empty())
    {
      rve_common::UUID id;
      id.fromString(uri.split_body[0]);
      if (!id.isNull())
      {
        if (uri.scheme == "texture")
        {
          TexturePtr tex = getRenderer()->getTexture(id);
          if (tex)
          {
            out_ogre_resource = tex->getOgreTexture()->getName();
            handled = true;
          }
        }
        else if (uri.scheme == "rtt")
        {
          RenderTarget* target = getRenderer()->getRenderTarget(id);
          if (target->getTargetType() == RenderTarget::Texture)
          {
            RenderTexture* rtt = static_cast<RenderTexture*>(target);
            out_ogre_resource = rtt->getOgreTexture()->getName();
            handled = true;
          }
          else
          {
            ROS_ERROR("Render target [%s] is not a texture", id.toString().c_str());
          }
        }
      }
    }
  }
  catch (rve_common::ResourceURIParseException&)
  {
  }

  return handled;
}

}