// Read node
osgDB::ReaderWriter::ReadResult ReaderWriterDirectX::readNode(const std::string& file, const osgDB::ReaderWriter::Options* options) const
{
std::string ext = osgDB::getLowerCaseFileExtension(file);
if (!acceptsExtension(ext)) return ReadResult::FILE_NOT_HANDLED;
std::string fileName = osgDB::findDataFile( file, options );
if (fileName.empty()) return ReadResult::FILE_NOT_FOUND;
osg::notify(osg::INFO) << "ReaderWriterDirectX::readNode(" << fileName.c_str() << ")\n";
// Load DirectX mesh
DX::Object obj;
if (obj.load(fileName.c_str()) == false) {
return ReadResult::ERROR_IN_READING_FILE;
}
// code for setting up the database path so that internally referenced file are searched for on relative paths.
osg::ref_ptr<Options> local_opt = options ? static_cast<Options*>(options->clone(osg::CopyOp::SHALLOW_COPY)) : new Options;
local_opt->setDatabasePath(osgDB::getFilePath(fileName));
// Options?
bool flipTexture = true;
float creaseAngle = 80.0f;
if (options) {
const std::string option = options->getOptionString();
if (option.find("flipTexture") != std::string::npos) {
flipTexture = false;
}
if (option.find("creaseAngle") != std::string::npos) {
// TODO
}
}
// Convert to osg::Group
osg::Group* group = convertFromDX(obj, flipTexture, creaseAngle, local_opt.get());
if (!group) {
return ReadResult::ERROR_IN_READING_FILE;
}
return group;
}
osgDB::ReaderWriter::ReadResult ReaderWriterDirectX::readNode(std::istream& fin, const osgDB::ReaderWriter::Options* options) const
{
DX::Object obj;
if (obj.load(fin) == false) {
OSG_WARN << "ReaderWriterDirectX failed to read stream" << std::endl;
return ReadResult::ERROR_IN_READING_FILE;
}
// Options?
bool flipTexture = true;
bool switchToLeftHanded = true; // when true: swap y and z for incoming files
float creaseAngle = 80.0f;
if (options) {
const std::string option = options->getOptionString();
if (option.find("rightHanded") != std::string::npos) {
switchToLeftHanded = false;
}
if (option.find("leftHanded") != std::string::npos) {
switchToLeftHanded = true;
}
if (option.find("flipTexture") != std::string::npos) {
flipTexture = false;
}
if (option.find("creaseAngle") != std::string::npos) {
// TODO
}
}
// Convert to osg::Group
osg::Group* group = convertFromDX(obj, switchToLeftHanded, flipTexture, creaseAngle, options);
if (!group) {
OSG_WARN << "ReaderWriterDirectX failed to convert\n";
return ReadResult::ERROR_IN_READING_FILE;
}
return group;
}
