Added IGES support

LatticeDehomogenization/src/fileExchange/CADExtensions.h

@@ -11,4 +11,7 @@ typedef std::unordered_map<std::string, FileExt> ExtensionFinder;
 static const ExtensionFinder fileExtensions = {
 	{ ".stp", STEP },
 	{ ".step", STEP },
+	{ ".iges", IGES },
+	{ ".igs", IGES },
+	{ ".ige", IGES },
 };
\ No newline at end of file

LatticeDehomogenization/src/fileExchange/CADwriter.cpp

@@ -4,6 +4,7 @@
 #include "Message_PrinterOStream.hxx"
 
 #include "STEPControl_Writer.hxx"
+#include "IGESControl_Writer.hxx"
 
 CADwriter::CADwriter(const std::string& savepath)
 {
@@ -11,8 +12,10 @@ CADwriter::CADwriter(const std::string& savepath)
 	switch (ext)
 	{
 	case FileExt::STEP:
+	case FileExt::IGES:
 		_saveType = ext;
 		break;
+
 	default:
 		_saveType = FileExt::STEP;
 		_savepath += ".stp";
@@ -29,6 +32,9 @@ void CADwriter::write(const TopoDS_Shape& saveshape)
 	case STEP:
 		writeSTEP(saveshape);
 		return;
+	case IGES:
+		writeIGES(saveshape);
+		return;
 	default:
 		_errors.push(ErrorCodes::UnknownError);
 		_errorMsgs.push("File Extension not defined");
@@ -73,3 +79,22 @@ void CADwriter::writeSTEP(const TopoDS_Shape& saveshape)
 		_errorMsgs.push("Unknown error occured while exporting");
 	}
 }
+
+void CADwriter::writeIGES(const TopoDS_Shape& saveshape)
+{
+	IGESControl_Writer writer("MM", 1);
+	Message::DefaultMessenger()->RemovePrinters(STANDARD_TYPE(Message_PrinterOStream));
+	if (!writer.AddShape(saveshape))
+	{
+		_errors.push(ErrorCodes::SaveFailed);
+		_errorMsgs.push("Unkown error occured while adding shape to IGES writer");
+		return;
+	}
+	writer.ComputeModel();
+	bool status = writer.Write(_savepath.c_str());
+	if (status == false)
+	{
+		_errors.push(ErrorCodes::SaveFailed);
+		_errorMsgs.push("Unknown error occured while exporting");
+	}
+}

LatticeDehomogenization/src/fileExchange/CADwriter.h

@@ -17,6 +17,7 @@ private:
 	FileExt determineExtension(const std::string& savepath);
 
 	void writeSTEP(const TopoDS_Shape& saveshape);
+	void writeIGES(const TopoDS_Shape& saveshape);
 
 public:
 	CADwriter()