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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2006 Robert Osfield
*
* This application is open source and may be redistributed and/or modified
* freely and without restriction, both in commercial and non commercial
* applications, as long as this copyright notice is maintained.
*
* This application is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
*/
#include <sstream>
#include <memory>
#include <osg/Notify>
#include <osg/NodeVisitor>
#include <osgDB/ReaderWriter>
#include <osgDB/FileNameUtils>
#include <osgDB/Registry>
#include <osgDB/ConvertUTF>
#include <OpenThreads/ScopedLock>
#include "ReaderWriterDAE.h"
#include "daeReader.h"
#include "daeWriter.h"
#ifdef WIN32
#include "windows.h"
#endif
#define SERIALIZER() OpenThreads::ScopedLock<OpenThreads::ReentrantMutex> lock(_serializerMutex)
#if __cplusplus > 199711L
#define smart_ptr std::unique_ptr
#else
#define smart_ptr std::auto_ptr
#endif
osgDB::ReaderWriter::ReadResult
ReaderWriterDAE::readNode(std::istream& fin,
const osgDB::ReaderWriter::Options* options) const
{
SERIALIZER();
bool bOwnDAE = false;
DAE* pDAE = NULL;
// Process options
osgDAE::daeReader::Options pluginOptions;
if( options )
{
pDAE = (DAE*)options->getPluginData("DAE");
pluginOptions.precisionHint = options->getPrecisionHint();
std::istringstream iss( options->getOptionString() );
std::string opt;
while (iss >> opt)
{
if( opt == "StrictTransparency") pluginOptions.strictTransparency = true;
else if (opt == "daeTessellateNone") pluginOptions.tessellateMode = osgDAE::daeReader::TESSELLATE_NONE;
else if (opt == "daeTessellatePolygonsAsTriFans") pluginOptions.tessellateMode = osgDAE::daeReader::TESSELLATE_POLYGONS_AS_TRIFAN;
else if (opt == "daeTessellatePolygons") pluginOptions.tessellateMode = osgDAE::daeReader::TESSELLATE_POLYGONS;
else if (opt == "daeUsePredefinedTextureUnits") pluginOptions.usePredefinedTextureUnits = true;
else if (opt == "daeUseSequencedTextureUnits") pluginOptions.usePredefinedTextureUnits = false;
}
}
if (NULL == pDAE)
{
bOwnDAE = true;
#ifdef COLLADA_DOM_2_4_OR_LATER
pDAE = new DAE(NULL,NULL,_specversion);
#else
pDAE = new DAE;
#endif
}
smart_ptr<DAE> scopedDae(bOwnDAE ? pDAE : NULL); // Deallocates locally created structure at scope exit
osgDAE::daeReader daeReader(pDAE, &pluginOptions);
if ( ! daeReader.convert( fin ) )
{
OSG_WARN << "Load failed in COLLADA DOM conversion" << std::endl;
return ReadResult::ERROR_IN_READING_FILE;
}
if ( options )
{
// Return the document URI
if (options->getPluginData("DAE-DocumentURI"))
*(std::string*)options->getPluginData("DAE-DocumentURI") = std::string("/dev/null");
// Return some additional information about the document
if (options->getPluginData("DAE-AssetUnitName"))
*(std::string*)options->getPluginData("DAE-AssetUnitName") = daeReader.getAssetUnitName();
if (options->getPluginData("DAE-AssetUnitMeter"))
*(float*)options->getPluginData("DAE-AssetUnitMeter") = daeReader.getAssetUnitMeter();
if (options->getPluginData("DAE-AssetUp_axis"))
*(domUpAxisType*)options->getPluginData("DAE-AssetUp_axis") = daeReader.getAssetUpAxis();
}
osg::Node* rootNode( daeReader.getRootNode() );
return rootNode;
}
osgDB::ReaderWriter::ReadResult
ReaderWriterDAE::readNode(const std::string& fname,
const osgDB::ReaderWriter::Options* options) const
{
SERIALIZER();
bool bOwnDAE = false;
DAE* pDAE = NULL;
// Process options
osgDAE::daeReader::Options pluginOptions;
if( options )
{
pDAE = (DAE*)options->getPluginData("DAE");
pluginOptions.precisionHint = options->getPrecisionHint();
std::istringstream iss( options->getOptionString() );
std::string opt;
while (iss >> opt)
{
if( opt == "StrictTransparency") pluginOptions.strictTransparency = true;
else if (opt == "daeTessellateNone") pluginOptions.tessellateMode = osgDAE::daeReader::TESSELLATE_NONE;
else if (opt == "daeTessellatePolygonsAsTriFans") pluginOptions.tessellateMode = osgDAE::daeReader::TESSELLATE_POLYGONS_AS_TRIFAN;
else if (opt == "daeTessellatePolygons") pluginOptions.tessellateMode = osgDAE::daeReader::TESSELLATE_POLYGONS;
else if (opt == "daeUsePredefinedTextureUnits") pluginOptions.usePredefinedTextureUnits = true;
else if (opt == "daeUseSequencedTextureUnits") pluginOptions.usePredefinedTextureUnits = false;
}
}
std::string ext( osgDB::getLowerCaseFileExtension(fname) );
if( ! acceptsExtension(ext) ) return ReadResult::FILE_NOT_HANDLED;
std::string fileName( osgDB::findDataFile( fname, options ) );
if( fileName.empty() ) return ReadResult::FILE_NOT_FOUND;
OSG_INFO << "ReaderWriterDAE( \"" << fileName << "\" )" << std::endl;
if (NULL == pDAE)
{
bOwnDAE = true;
#ifdef COLLADA_DOM_2_4_OR_LATER
pDAE = new DAE(NULL,NULL,_specversion);
#else
pDAE = new DAE;
#endif
}
smart_ptr<DAE> scopedDae(bOwnDAE ? pDAE : NULL); // Deallocates locally created structure at scope exit
osgDAE::daeReader daeReader(pDAE, &pluginOptions);
// Convert file name to URI
std::string fileURI = ConvertFilePathToColladaCompatibleURI(fileName);
if ( ! daeReader.convert( fileURI ) )
{
OSG_WARN << "Load failed in COLLADA DOM conversion" << std::endl;
return ReadResult::ERROR_IN_READING_FILE;
}
if ( options )
{
// Return the document URI
if (options->getPluginData("DAE-DocumentURI"))
*(std::string*)options->getPluginData("DAE-DocumentURI") = fileURI;
// Return some additional information about the document
if (options->getPluginData("DAE-AssetUnitName"))
*(std::string*)options->getPluginData("DAE-AssetUnitName") = daeReader.getAssetUnitName();
if (options->getPluginData("DAE-AssetUnitMeter"))
*(float*)options->getPluginData("DAE-AssetUnitMeter") = daeReader.getAssetUnitMeter();
if (options->getPluginData("DAE-AssetUp_axis"))
*(domUpAxisType*)options->getPluginData("DAE-AssetUp_axis") = daeReader.getAssetUpAxis();
}
osg::Node* rootNode( daeReader.getRootNode() );
return rootNode;
}
///////////////////////////////////////////////////////////////////////////
osgDB::ReaderWriter::WriteResult
ReaderWriterDAE::writeNode( const osg::Node& node,
const std::string& fname, const osgDB::ReaderWriter::Options* options ) const
{
SERIALIZER();
bool bOwnDAE = false;
DAE* pDAE = NULL;
std::string ext( osgDB::getLowerCaseFileExtension(fname) );
if( ! acceptsExtension(ext) ) return WriteResult::FILE_NOT_HANDLED;
// Process options
osgDAE::daeWriter::Options pluginOptions;
std::string srcDirectory( osgDB::getFilePath(node.getName().empty() ? fname : node.getName()) ); // Base dir when relativising images paths
if( options )
{
pDAE = (DAE*)options->getPluginData("DAE");
const std::string & baseDir = options->getPluginStringData("baseImageDir"); // Rename "srcModelPath" (and call getFilePath() on it)?
if (!baseDir.empty()) srcDirectory = baseDir;
const std::string & relativiseImagesPathNbUpDirs = options->getPluginStringData("DAE-relativiseImagesPathNbUpDirs");
if (!relativiseImagesPathNbUpDirs.empty()) {
std::istringstream iss(relativiseImagesPathNbUpDirs);
iss >> pluginOptions.relativiseImagesPathNbUpDirs;
}
// Sukender's note: I don't know why DAE seems to accept comma-sparated options instead of space-separated options as other ReaderWriters. However, to avoid breaking compatibility, here's a workaround:
std::string optString( options->getOptionString() );
for(std::string::iterator it=optString.begin(); it!=optString.end(); ++it) {
if (*it == ' ') *it = ',';
}
std::istringstream iss( optString );
std::string opt;
//while (iss >> opt)
while( std::getline( iss, opt, ',' ) )
{
if( opt == "polygon") pluginOptions.usePolygons = true;
else if (opt == "GoogleMode") pluginOptions.googleMode = true;
else if (opt == "NoExtras") pluginOptions.writeExtras = false;
else if (opt == "daeEarthTex") pluginOptions.earthTex = true;
else if (opt == "daeZUpAxis") {} // Nothing (old option)
else if (opt == "daeLinkOriginalTexturesNoForce") { pluginOptions.linkOrignialTextures = true; pluginOptions.forceTexture = false; }
else if (opt == "daeLinkOriginalTexturesForce") { pluginOptions.linkOrignialTextures = true; pluginOptions.forceTexture = true; }
else if (opt == "daeNamesUseCodepage") pluginOptions.namesUseCodepage = true;
else if (opt == "daeRenameIds") pluginOptions.renameIds = true;
else if (!opt.empty())
{
OSG_NOTICE << std::endl << "COLLADA dae plugin: unrecognized option \"" << opt << std::endl;
}
}
}
if (NULL == pDAE)
{
bOwnDAE = true;
#ifdef COLLADA_DOM_2_4_OR_LATER
pDAE = new DAE(NULL,NULL,_specversion);
#else
pDAE = new DAE;
#endif
}
smart_ptr<DAE> scopedDae(bOwnDAE ? pDAE : NULL); // Deallocates locally created structure at scope exit
// Convert file name to URI
std::string fileURI = ConvertFilePathToColladaCompatibleURI(fname);
osg::NodeVisitor::TraversalMode traversalMode = pluginOptions.writeExtras ? osg::NodeVisitor::TRAVERSE_ALL_CHILDREN : osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN;
osgDAE::daeWriter daeWriter(pDAE, fileURI, osgDB::getFilePath(fname), srcDirectory, options, traversalMode, &pluginOptions);
daeWriter.setRootNode( node );
const_cast<osg::Node*>(&node)->accept( daeWriter );
osgDB::ReaderWriter::WriteResult retVal( WriteResult::ERROR_IN_WRITING_FILE );
if ( daeWriter.isSuccess() )
{
if (pDAE->write(fileURI))
retVal = WriteResult::FILE_SAVED;
}
if ( options )
{
if (!bOwnDAE)
{
// Return the document URI used so that users of an external DAE object
// can locate the correct database
if (options->getPluginData("DAE-DocumentURI"))
*(std::string*)options->getPluginData("DAE-DocumentURI") = fileURI;
}
}
return retVal;
}
static void replace(std::string & str, const char from, const std::string & to)
{
// Replace for all occurrences
for(std::string::size_type pos=str.find(from); pos!=std::string::npos; pos=str.find(from))
{
str.replace(pos, 1, to);
}
}
static void replace(std::string & str, const std::string & from, const std::string & to)
{
// Replace for all occurrences
std::size_t lenFrom = from.size();
std::size_t lenTo = to.size();
for(std::string::size_type pos=str.find(from); pos!=std::string::npos; pos = str.find(from, pos+lenTo))
{
str.replace(pos, lenFrom, to);
}
}
std::string ReaderWriterDAE::ConvertFilePathToColladaCompatibleURI(const std::string& FilePath)
{
#ifdef OSG_USE_UTF8_FILENAME
std::string path( cdom::nativePathToUri( FilePath ) );
#else
std::string path( cdom::nativePathToUri( osgDB::convertStringFromCurrentCodePageToUTF8(FilePath) ) );
#endif
// Unfortunately, cdom::nativePathToUri() does not convert '#' characters to "%23" as expected.
// So having /a/#b/c will generate a wrong conversion, as '#' will be misinterpreted as an URI fragment.
// Here are listed all special chars, but only # was found problematic. I (Sukender) tested #{}^~[]`;@=&$ under Windows.
// Uncomment lines if you find issues with some other special characters.
//replace(path, '%', "%25"); // % at first
//replace(path, ' ', "%20");
replace(path, '#', "%23");
//replace(path, '<', "%3C");
//replace(path, '>', "%3E");
//replace(path, '{', "%7B");
//replace(path, '}', "%7D");
//replace(path, '|', "%7C");
//replace(path, '^', "%5E");
//replace(path, '~', "%7E");
//replace(path, '[', "%5B");
//replace(path, '}', "%5D");
//replace(path, '`', "%60");
//replace(path, ';', "%3B");
//replace(path, '?', "%3F");
//replace(path, '@', "%40");
//replace(path, '=', "%3D");
//replace(path, '&', "%26");
//replace(path, '$', "%24");
return path;
}
std::string ReaderWriterDAE::ConvertColladaCompatibleURIToFilePath(const std::string& uri)
{
// Reciprocal of ConvertFilePathToColladaCompatibleURI()
#ifdef OSG_USE_UTF8_FILENAME
std::string path( cdom::uriToNativePath( uri ) );
#else
std::string path( osgDB::convertStringFromCurrentCodePageToUTF8( cdom::uriToNativePath(uri) ) );
#endif
replace(path, "%23", "#");
return path;
}
///////////////////////////////////////////////////////////////////////////
// Add ourself to the Registry to instantiate the reader/writer.
REGISTER_OSGPLUGIN(dae, ReaderWriterDAE)
// vim: set sw=4 ts=8 et ic ai:
|
