Files
OpenSpace/src/query/query.cpp

84 lines
3.9 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2015 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#include <openspace/query/query.h>
#include <openspace/engine/openspaceengine.h>
#include <openspace/interaction/interactionhandler.h>
#include <openspace/rendering/renderengine.h>
#include <openspace/rendering/renderable.h>
#include <openspace/scene/scene.h>
#include <openspace/scene/scenegraphnode.h>
namespace openspace {
namespace {
const std::string _loggerCat = "Query";
}
Scene* sceneGraph() {
return OsEng.renderEngine()->scene();
}
SceneGraphNode* sceneGraphNode(const std::string& name) {
const Scene* graph = sceneGraph();
return graph->sceneGraphNode(name);
}
Renderable* renderable(const std::string& name) {
SceneGraphNode* node = sceneGraphNode(name);
return node->renderable();
}
properties::Property* property(const std::string& uri) {
properties::Property* globalProp = OsEng.globalPropertyOwner()->property(uri);
if (globalProp) {
return globalProp;
}
else {
// The URI consists of the following form at this stage:
// <node name>.{<property owner>.}^(0..n)<property id>
const size_t nodeNameSeparator = uri.find(properties::PropertyOwner::URISeparator);
if (nodeNameSeparator == std::string::npos) {
LERROR("Malformed URI '" << uri << "': At least one '" << nodeNameSeparator
<< "' separator must be present.");
return nullptr;
}
const std::string nodeName = uri.substr(0, nodeNameSeparator);
const std::string remainingUri = uri.substr(nodeNameSeparator + 1);
SceneGraphNode* node = sceneGraphNode(nodeName);
if (!node) {
LERROR("Node '" << nodeName << "' did not exist");
return nullptr;
}
properties::Property* property = node->property(remainingUri);
return property;
}
}
} // namespace