v4games
/
assimp
3
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Modif dans le parsing IFC suppressions des espaces avant traitement de la chaine

pull/261/head
guillaume 2014-01-15 17:12:04 +01:00 committed by Léo Terziman
parent e6c5095e5b
commit 8267d93537
5 changed files with 1215 additions and 1251 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
code/IFCLoader.cpp
View File

@ -192,24 +192,17 @@ void IFCImporter::InternReadFile( const std::string& pFile,
}
// search file (same name as the IFCZIP except for the file extension) and place file pointer there
if(UNZ_OK == unzGoToFirstFile(zip)) {
do {
//
// get file size, etc.
unz_file_info fileInfo;
char filename[256];
unzGetCurrentFileInfo( zip , &fileInfo, filename, sizeof(filename), 0, 0, 0, 0 );
if (GetExtension(filename) != "ifc") {
continue;
}
uint8_t* buff = new uint8_t[fileInfo.uncompressed_size];
LogInfo("Decompressing IFCZIP file");
unzOpenCurrentFile( zip );
const int ret = unzReadCurrentFile( zip, buff, fileInfo.uncompressed_size);
size_t filesize = fileInfo.uncompressed_size;
@ -271,7 +264,6 @@ void IFCImporter::InternReadFile( const std::string& pFile,
// feed the IFC schema into the reader and pre-parse all lines
STEP::ReadFile(*db, schema, types_to_track, inverse_indices_to_track);
const STEP::LazyObject* proj = db->GetObject("ifcproject");
if (!proj) {
ThrowException("missing IfcProject entity");
@ -565,21 +557,16 @@ void ProcessProductRepresentation(const IfcProduct& el, aiNode* nd, std::vector<
if(!el.Representation) {
return;
}
std::vector<unsigned int> meshes;
// we want only one representation type, so bring them in a suitable order (i.e try those
// that look as if we could read them quickly at first). This way of reading
// representation is relatively generic and allows the concrete implementations
// for the different representation types to make some sensible choices what
// to load and what not to load.
const STEP::ListOf< STEP::Lazy< IfcRepresentation >, 1, 0 >& src = el.Representation.Get()->Representations;
std::vector<const IfcRepresentation*> repr_ordered(src.size());
std::copy(src.begin(),src.end(),repr_ordered.begin());
std::sort(repr_ordered.begin(),repr_ordered.end(),RateRepresentationPredicate());
BOOST_FOREACH(const IfcRepresentation* repr, repr_ordered) {
bool res = false;
BOOST_FOREACH(const IfcRepresentationItem& item, repr->Items) {
@ -595,7 +582,6 @@ void ProcessProductRepresentation(const IfcProduct& el, aiNode* nd, std::vector<
break;
}
}
AssignAddedMeshes(meshes,nd,conv);
}

8
code/LineSplitter.h
View File

@ -103,13 +103,10 @@ public:
swallow = false;
return *this;
}
if (!*this) {
throw std::logic_error("End of file, no more lines to be retrieved.");
}
char s;
cur.clear();
while(stream.GetRemainingSize() && (s = stream.GetI1(),1)) {
if (s == '\n' || s == '\r') {
@ -124,7 +121,6 @@ public:
if (stream.GetRemainingSize() && (s == '\r' && stream.GetI1() != '\n')) {
stream.IncPtr(-1);
}
if (trim) {
while (stream.GetRemainingSize() && ((s = stream.GetI1()) == ' ' || s == '\t'));
if (stream.GetRemainingSize()) {
@ -132,12 +128,10 @@ public:
}
}
}
break;
}
cur += s;
}
++idx;
return *this;
}
@ -174,7 +168,9 @@ public:
SkipSpaces(&s);
for(size_t i = 0; i < N; ++i) {
if(IsLineEnd(*s)) {
throw std::range_error("Token count out of range, EOL reached");
}
tokens[i] = s;

20
code/STEPFileReader.cpp
View File

@ -175,7 +175,7 @@ bool IsEntityDef(const std::string& snext)
if (*it == '=') {
return true;
}
if (*it < '0' || *it > '9') {
if ((*it < '0' || *it > '9') && *it != ' ') {
break;
}
}
@ -197,16 +197,17 @@ void STEP::ReadFile(DB& db,const EXPRESS::ConversionSchema& scheme,
const DB::ObjectMap& map = db.GetObjects();
LineSplitter& splitter = db.GetSplitter();
while (splitter) {
bool has_next = false;
std::string s = *splitter;
if (s == "ENDSEC;") {
break;
}
s.erase(std::remove(s.begin(), s.end(), ' '), s.end());
// want one-based line numbers for human readers, so +1
const uint64_t line = splitter.get_index()+1;
// LineSplitter already ignores empty lines
ai_assert(s.length());
if (s[0] != '#') {
@ -214,12 +215,10 @@ void STEP::ReadFile(DB& db,const EXPRESS::ConversionSchema& scheme,
++splitter;
continue;
}
// ---
// extract id, entity class name and argument string,
// but don't create the actual object yet.
// ---
const std::string::size_type n0 = s.find_first_of('=');
if (n0 == std::string::npos) {
DefaultLogger::get()->warn(AddLineNumber("expected token \'=\'",line));
@ -233,13 +232,10 @@ void STEP::ReadFile(DB& db,const EXPRESS::ConversionSchema& scheme,
++splitter;
continue;
}
std::string::size_type n1 = s.find_first_of('(',n0);
if (n1 == std::string::npos) {
has_next = true;
bool ok = false;
for( ++splitter; splitter; ++splitter) {
const std::string& snext = *splitter;
if (snext.empty()) {
@ -269,13 +265,11 @@ void STEP::ReadFile(DB& db,const EXPRESS::ConversionSchema& scheme,
has_next = true;
bool ok = false;
for( ++splitter; splitter; ++splitter) {
const std::string& snext = *splitter;
if (snext.empty()) {
continue;
}
// the next line doesn't start an entity, so maybe it is
// just a continuation for this line, keep going
if (!IsEntityDef(snext)) {
@ -287,7 +281,6 @@ void STEP::ReadFile(DB& db,const EXPRESS::ConversionSchema& scheme,
break;
}
}
if(!ok) {
DefaultLogger::get()->warn(AddLineNumber("expected token \')\'",line));
continue;
@ -300,24 +293,18 @@ void STEP::ReadFile(DB& db,const EXPRESS::ConversionSchema& scheme,
std::string::size_type ns = n0;
do ++ns; while( IsSpace(s.at(ns)));
std::string::size_type ne = n1;
do --ne; while( IsSpace(s.at(ne)));
std::string type = s.substr(ns,ne-ns+1);
std::transform( type.begin(), type.end(), type.begin(), &Assimp::ToLower<char> );
const char* sz = scheme.GetStaticStringForToken(type);
if(sz) {
const std::string::size_type len = n2-n1+1;
char* const copysz = new char[len+1];
std::copy(s.c_str()+n1,s.c_str()+n2+1,copysz);
copysz[len] = '\0';
db.InternInsert(new LazyObject(db,id,line,sz,copysz));
}
if(!has_next) {
++splitter;
}
@ -338,7 +325,6 @@ boost::shared_ptr<const EXPRESS::DataType> EXPRESS::DataType::Parse(const char*&
{
const char* cur = inout;
SkipSpaces(&cur);
if (*cur == ',' || IsSpaceOrNewLine(*cur)) {
throw STEP::SyntaxError("unexpected token, expected parameter",line);
}

4
code/STEPFileReader.h
View File

@ -47,12 +47,10 @@ namespace Assimp {
namespace STEP {
// ### Parsing a STEP file is a twofold procedure ###
// --------------------------------------------------------------------------
// 1) read file header and return to caller, who checks if the
// file is of a supported schema ..
DB* ReadFileHeader(boost::shared_ptr<IOStream> stream);
// --------------------------------------------------------------------------
// 2) read the actual file contents using a user-supplied set of
// conversion functions to interpret the data.
@ -60,8 +58,6 @@ namespace STEP {
template <size_t N, size_t N2> inline void ReadFile(DB& db,const EXPRESS::ConversionSchema& scheme, const char* const (&arr)[N], const char* const (&arr2)[N2]) {
return ReadFile(db,scheme,arr,N,arr2,N2);
}
} // ! STEP
} // ! Assimp