Avoid warning and make local variable lower-case.
git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/trunk@6000 dfc29bdd-3216-0410-991c-e03cc46cb475
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cutealien
284
source/Irrlicht/CSceneLoaderIrr.cpp
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284
source/Irrlicht/CSceneLoaderIrr.cpp
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// Copyright (C) 2010-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#include "CSceneLoaderIrr.h"
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#include "ISceneNodeAnimatorFactory.h"
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#include "ISceneUserDataSerializer.h"
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#include "ISceneManager.h"
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#include "IVideoDriver.h"
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#include "IFileSystem.h"
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#include "os.h"
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namespace irr
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{
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namespace scene
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{
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//! Constructor
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CSceneLoaderIrr::CSceneLoaderIrr(ISceneManager *smgr, io::IFileSystem* fs)
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: SceneManager(smgr), FileSystem(fs),
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IRR_XML_FORMAT_SCENE(L"irr_scene"), IRR_XML_FORMAT_NODE(L"node"), IRR_XML_FORMAT_NODE_ATTR_TYPE(L"type"),
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IRR_XML_FORMAT_ATTRIBUTES(L"attributes"), IRR_XML_FORMAT_MATERIALS(L"materials"),
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IRR_XML_FORMAT_ANIMATORS(L"animators"), IRR_XML_FORMAT_USERDATA(L"userData")
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{
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}
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//! Destructor
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CSceneLoaderIrr::~CSceneLoaderIrr()
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{
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}
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//! Returns true if the class might be able to load this file.
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bool CSceneLoaderIrr::isALoadableFileExtension(const io::path& filename) const
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{
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return core::hasFileExtension(filename, "irr");
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}
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//! Returns true if the class might be able to load this file.
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bool CSceneLoaderIrr::isALoadableFileFormat(io::IReadFile *file) const
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{
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// todo: check inside the file
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return true;
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}
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//! Loads the scene into the scene manager.
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bool CSceneLoaderIrr::loadScene(io::IReadFile* file, ISceneUserDataSerializer* userDataSerializer,
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ISceneNode* rootNode)
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{
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if (!file)
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{
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os::Printer::log("Unable to open scene file", ELL_ERROR);
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return false;
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}
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io::IXMLReader* reader = FileSystem->createXMLReader(file);
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if (!reader)
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{
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os::Printer::log("Scene is not a valid XML file", file->getFileName().c_str(), ELL_ERROR);
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return false;
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}
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// TODO: COLLADA_CREATE_SCENE_INSTANCES can be removed when the COLLADA loader is a scene loader
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bool oldColladaSingleMesh = SceneManager->getParameters()->getAttributeAsBool(COLLADA_CREATE_SCENE_INSTANCES);
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SceneManager->getParameters()->setAttribute(COLLADA_CREATE_SCENE_INSTANCES, false);
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// read file
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while (reader->read())
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{
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readSceneNode(reader, rootNode, userDataSerializer);
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}
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// restore old collada parameters
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SceneManager->getParameters()->setAttribute(COLLADA_CREATE_SCENE_INSTANCES, oldColladaSingleMesh);
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// clean up
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reader->drop();
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return true;
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}
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//! Reads the next node
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void CSceneLoaderIrr::readSceneNode(io::IXMLReader* reader, ISceneNode* parent,
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ISceneUserDataSerializer* userDataSerializer)
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{
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if (!reader)
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return;
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scene::ISceneNode* node = 0;
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if (!parent && IRR_XML_FORMAT_SCENE==reader->getNodeName())
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node = SceneManager->getRootSceneNode();
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else if (parent && IRR_XML_FORMAT_NODE==reader->getNodeName())
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{
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// find node type and create it
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core::stringc attrName = reader->getAttributeValue(IRR_XML_FORMAT_NODE_ATTR_TYPE.c_str());
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node = SceneManager->addSceneNode(attrName.c_str(), parent);
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if (!node)
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os::Printer::log("Could not create scene node of unknown type", attrName.c_str());
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}
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else
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node=parent;
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// read attributes
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while(reader->read())
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{
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bool endreached = false;
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const wchar_t* name = reader->getNodeName();
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switch (reader->getNodeType())
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{
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case io::EXN_ELEMENT_END:
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if ((IRR_XML_FORMAT_NODE == name) ||
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(IRR_XML_FORMAT_SCENE == name))
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{
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endreached = true;
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}
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break;
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case io::EXN_ELEMENT:
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if (IRR_XML_FORMAT_ATTRIBUTES == name)
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{
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// read attributes
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io::IAttributes* attr = FileSystem->createEmptyAttributes(SceneManager->getVideoDriver());
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attr->read(reader, true);
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if (node)
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node->deserializeAttributes(attr);
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attr->drop();
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}
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else
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if (IRR_XML_FORMAT_MATERIALS == name)
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readMaterials(reader, node);
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else
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if (IRR_XML_FORMAT_ANIMATORS == name)
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readAnimators(reader, node);
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else
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if (IRR_XML_FORMAT_USERDATA == name)
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readUserData(reader, node, userDataSerializer);
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else
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if ((IRR_XML_FORMAT_NODE == name) ||
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(IRR_XML_FORMAT_SCENE == name))
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{
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readSceneNode(reader, node, userDataSerializer);
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}
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else
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{
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os::Printer::log("Found unknown element in irrlicht scene file",
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core::stringc(name).c_str());
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}
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break;
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default:
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break;
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}
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if (endreached)
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break;
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}
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if (node && userDataSerializer)
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userDataSerializer->OnCreateNode(node);
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}
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//! reads materials of a node
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void CSceneLoaderIrr::readMaterials(io::IXMLReader* reader, ISceneNode* node)
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{
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u32 nr = 0;
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while(reader->read())
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{
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const wchar_t* name = reader->getNodeName();
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switch(reader->getNodeType())
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{
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case io::EXN_ELEMENT_END:
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if (IRR_XML_FORMAT_MATERIALS == name)
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return;
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break;
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case io::EXN_ELEMENT:
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if (IRR_XML_FORMAT_ATTRIBUTES == name)
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{
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// read materials from attribute list
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io::IAttributes* attr = FileSystem->createEmptyAttributes(SceneManager->getVideoDriver());
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attr->read(reader);
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if (node && node->getMaterialCount() > nr)
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{
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SceneManager->getVideoDriver()->fillMaterialStructureFromAttributes(
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node->getMaterial(nr), attr);
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}
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attr->drop();
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++nr;
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}
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break;
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default:
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break;
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}
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}
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}
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//! reads animators of a node
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void CSceneLoaderIrr::readAnimators(io::IXMLReader* reader, ISceneNode* node)
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{
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while(reader->read())
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{
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const wchar_t* name = reader->getNodeName();
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switch(reader->getNodeType())
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{
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case io::EXN_ELEMENT_END:
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if (IRR_XML_FORMAT_ANIMATORS == name)
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return;
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break;
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case io::EXN_ELEMENT:
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if (IRR_XML_FORMAT_ATTRIBUTES == name)
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{
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// read animator data from attribute list
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io::IAttributes* attr = FileSystem->createEmptyAttributes(SceneManager->getVideoDriver());
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attr->read(reader);
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if (node)
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{
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core::stringc typeName = attr->getAttributeAsString("Type");
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ISceneNodeAnimator* anim = SceneManager->createSceneNodeAnimator(typeName.c_str(), node);
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if (anim)
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{
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anim->deserializeAttributes(attr);
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anim->drop();
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}
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}
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attr->drop();
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}
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break;
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default:
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break;
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}
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}
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}
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//! reads user data of a node
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void CSceneLoaderIrr::readUserData(io::IXMLReader* reader, ISceneNode* node, ISceneUserDataSerializer* userDataSerializer)
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{
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while(reader->read())
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{
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const wchar_t* name = reader->getNodeName();
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switch(reader->getNodeType())
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{
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case io::EXN_ELEMENT_END:
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if (IRR_XML_FORMAT_USERDATA == name)
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return;
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break;
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case io::EXN_ELEMENT:
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if (IRR_XML_FORMAT_ATTRIBUTES == name)
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{
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// read user data from attribute list
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io::IAttributes* attr = FileSystem->createEmptyAttributes(SceneManager->getVideoDriver());
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attr->read(reader);
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if (node && userDataSerializer)
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{
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userDataSerializer->OnReadUserData(node, attr);
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}
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attr->drop();
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}
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break;
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default:
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break;
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}
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}
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}
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} // scene
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} // irr
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