static inline void ParseCommandLine(int argc, char** argv, Settings& settings)
{
GetOpt::Parser options;
String::Vector optFilenames;
ShortString16 format;
options.add(optFilenames, 'i', "input", "The input grammar");
options.add(settings.namespaceName, 'n', "namespace", "The target namespace (mandatory)");
options.add(format, 'f', "format", "Output format [cpp]");
options.remainingArguments(optFilenames);
if (not options(argc, argv))
{
if (options.errors())
{
std::cout << "Abort due to error" << std::endl;
exit(EXIT_FAILURE);
}
exit(0);
}
if (optFilenames.empty())
{
logs.error() << "please provide a grammar file";
exit(EXIT_FAILURE);
}
settings.namespaceName.trim(" \t\r\n.:");
if (settings.namespaceName.empty())
{
logs.error() << "no namespace provided";
exit(EXIT_FAILURE);
}
format.trim();
format.toLower();
if (format == "cpp")
{
settings.format = Settings::sfCPP;
}
else
{
logs.error() << "invalid output format";
exit(EXIT_FAILURE);
}
settings.filenames.resize((uint) optFilenames.size());
for (uint i = 0; i != (uint) optFilenames.size(); ++i)
IO::Canonicalize(settings.filenames[i], optFilenames[i]);
}
/*!
* \brief Obtain a backtrace and print it to stdout.
*
* If GDB can be used to get a backtrace then we use it, otherwise and only
* if TA3D_BUILTIN_BACKTRACE_SUPPORT is defined, a backtrace is obtained
* then writen into a log file. It will be displayed in stdout when gdb is missing.
* After this call, the program will exit with a exit status code equals
* to `-1`.
*
* \param signum Which signal was received
*/
void backtrace_handler (int signum)
{
// Some functions called at exit may crash, so we must disable signals in order
// to prevent overwriting a useful log
clear_signals();
// Get TA3D's PID
pid_t mypid = getpid();
// Try to get a stack trace from GDB
String::Vector threads;
TA3D::System::run_command(String("gdb --pid=") << mypid << " -ex \"info threads\" --batch").split(threads, "\n");
if (!threads.empty())
{
String cmd;
cmd << "gdb --pid="
<< mypid
<< " -ex \"info threads\"";
for(size_t i = 0 ; i < threads.size() ; ++i)
{
String &line = threads[i];
if (line.startsWith('[')
|| line.startsWith("0x")
|| line.startsWith('#'))
continue;
if (line.startsWith('*'))
{
line[0] = ' ';
line.trimLeft(' ');
}
const int id = line.to<int>();
if (id <= 0)
continue;
cmd << " -ex \"thread " << id << "\" -ex bt";
}
cmd << " --batch";
const String trace = TA3D::System::run_command(cmd);
if (!trace.empty())
{
bug_reporter(trace);
exit(-1);
}
}
// If GDB is not available or returned an error we must find another way ... this is now platform dependent
# ifdef TA3D_BUILTIN_BACKTRACE_SUPPORT
// Retrieving a backtrace
void *array[400];
int size = backtrace (array, 400);
char** strings = backtrace_symbols(array, size);
// Try to log it
Yuni::Core::IO::File::Stream m_File(String(TA3D::Paths::Logs) << "backtrace.txt", Yuni::Core::IO::OpenMode::write);
if(m_File.opened())
{
m_File << "received signal " << strsignal( signum ) << "\n";
m_File << "Obtained " << size << " stack frames.\n";
for (int i = 0; i < size; ++i)
m_File << strings[i] << "\n";
m_File.flush();
m_File.close();
printf("received signal %s\n", strsignal( signum ));
printf ("Obtained %d stack frames.\n", static_cast<int>(size));
for (int i = 0; i < size; ++i)
printf ("%s\n", strings[i]);
String szErrReport;
szErrReport << "An error has occured.\nDebugging information have been logged to:\n"
<< TA3D::Paths::Logs
<< "backtrace.txt\nPlease report to our forums (http://www.ta3d.org/)\nand keep this file, it'll help us debugging.\n";
criticalMessage(szErrReport);
}
else
{
// The file is not opened
// The backtrace will be directly to stdout instead.
printf("received signal %s\n", strsignal(signum));
printf("couldn't open file for writing!!\n");
printf ("Obtained %d stack frames.\n", static_cast<int>(size));
for (int i = 0; i < size; ++i)
printf ("%s\n", strings[i]);
}
free(strings);
# else // ifdef TA3D_BUILTIN_BACKTRACE_SUPPORT
// The backtrace support is disabled: warns the user
String szErrReport = "An error has occured.\nDebugging information could not be logged.\nPlease report to our forums (http://www.ta3d.org/) so we can fix it.";
criticalMessage(szErrReport);
# endif // ifdef TA3D_BUILTIN_BACKTRACE_SUPPORT
exit(-1);
}
void MeshOBJ::load(File *file, const String &filename)
{
destroy3DM();
MeshOBJ *cur = this;
name = "default";
bool firstObject = true;
vector<Vector3D> lVertex;
vector<Vector2D> lTcoord;
vector<int> face;
HashMap<Material>::Dense mtllib;
Material currentMtl;
while (!file->eof()) // Reads the whole file
{
String line;
file->readLine(line);
line.trim();
String::Vector args;
line.explode(args, ' ', false, false, true);
if (!args.empty())
{
if ( (args[0] == "o" || args[0] == "g") && args.size() > 1) // Creates a new object
{
if (!face.empty())
{
if (firstObject && cur->name.empty())
cur->name = "default";
cur->obj_finalize( filename, face, lVertex, lTcoord, ¤tMtl );
face.clear();
cur->child = new MeshOBJ();
cur = static_cast<MeshOBJ*>(cur->child);
}
firstObject = false;
cur->name = args[1];
}
else if (args[0] == "mtllib" && args.size() > 1) // Read given material libraries
{
for(String::Vector::iterator s = args.begin() + 1 ; s != args.end() ; ++s)
{
File *src_mtl = VFS::Instance()->readFile(String("objects3d/") << *s);
if (!src_mtl)
continue;
Material mtl;
while (!src_mtl->eof())
{
String line0;
src_mtl->readLine(line0);
line0.trim();
String::Vector args0;
line0.explode(args0, ' ', false, false, true);
if (!args0.empty())
{
if (args0[0] == "newmtl")
mtl.name = args0[1];
else
{
if (args0[0] == "map_Kd")
{
mtl.textureName = String("textures/") << args0[1];
mtllib[mtl.name] = mtl;
}
}
}
}
delete src_mtl;
}
}
else
{
if (args[0] == "usemtl" && args.size() > 1) // Change current material
{
if (mtllib.count(args[1]))
currentMtl = mtllib[args[1]];
else
currentMtl.textureName.clear();
}
else if (args[0] == "v" && args.size() > 3) // Add a vertex to current object
lVertex.push_back( Vector3D(args[1].to<float>(), args[2].to<float>(), args[3].to<float>()));
else if (args[0] == "vn" && args.size() > 3) // Add a normal vector to current object
{}
else if (args[0] == "vt" && args.size() > 2) // Add a texture coordinate vector to current object
lTcoord.push_back( Vector2D( args[1].to<float>(), args[2].to<float>()));
else if (args[0] == "f" && args.size() > 1) // Add a face to current object
{
vector<int> vertex_idx;
vector<int> tcoord_idx;
bool first_string = true;
for(String::Vector::iterator s = args.begin() ; s != args.end() ; ++s)
{
// The first string is crap if we read it as vertex data !!
if (first_string)
{
first_string = false;
continue;
}
String::Vector data;
s->trim();
s->explode(data, '/', false, false, true);
if (!data.empty())
{
vertex_idx.push_back( data[0].to<int>() - 1);
if (vertex_idx.back() < 0)
{ LOG_DEBUG(LOG_PREFIX_OBJ << "parser : " << line << " -> " << *s << " -> " << vertex_idx.back()); }
if (data.size() >= 2)
tcoord_idx.push_back(data[1].to<int>() - 1);
else
tcoord_idx.push_back(-1);
}
}
for (uint32 i = 2; i < vertex_idx.size(); ++i) // Make triangles (FAN method)
{
face.push_back(vertex_idx[0]);
face.push_back(tcoord_idx[0]);
face.push_back(vertex_idx[i-1]);
face.push_back(tcoord_idx[i-1]);
face.push_back(vertex_idx[i]);
face.push_back(tcoord_idx[i]);
}
}
}
}
}
cur->obj_finalize(filename, face, lVertex, lTcoord, ¤tMtl);
}