Glassvision/IfcOpenShell
1
0
Fork 0
mirror of https://github.com/IfcOpenShell/IfcOpenShell.git synced 2026-09-12 14:33:28 +00:00
Code Issues Packages Projects Releases Wiki Activity

only call expensive wstring_convert() when necessary

Browse Source
This commit is contained in:
Thomas Krijnen
2021-11-06 14:36:58 +01:00
parent 0b7bdc0f9d
commit e6e1978584
1 changed files with 12 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/ifcparse/IfcCharacterDecoder.cpp
+12 -1
View File
@@ -201,7 +201,18 @@ namespace {
builder_.push_back('\''); builder_.push_back('\'');
if (mode == IfcParse::IfcCharacterDecoder::UTF8) { if (mode == IfcParse::IfcCharacterDecoder::UTF8) {
return IfcUtil::convert_utf8(builder_); if (builder_.empty()) {
static std::string empty;
return empty;
} else {
auto it = std::max_element(builder_.begin(), builder_.end());
if (*it <= 0x7e) {
std::string r(builder_.begin(), builder_.end());
return r;
} else {
return IfcUtil::convert_utf8(builder_);
}
}
} else if (mode == IfcParse::IfcCharacterDecoder::SUBSTITUTE) { } else if (mode == IfcParse::IfcCharacterDecoder::SUBSTITUTE) {
std::string r; std::string r;
r.reserve(builder_.size()); r.reserve(builder_.size());