Add back ONNX to TMVA::SOFIE script

TrkQual/scripts/CreateInference.C

@@ -0,0 +1,30 @@
+/// \file
+/// \ingroup tutorial_tmva
+/// \notebook -nodraw
+/// This macro parses a .onnx file
+/// into RModel object and further generating the .hxx header files for inference.
+///
+/// \macro_code
+/// \macro_output
+/// \author Sanjiban Sengupta
+/// modified by A. Edmonds (2025)
+
+#include "TMVA/RModel.hxx"
+#include "TMVA/RModelParser_ONNX.hxx"
+#include <iostream>
+
+using namespace TMVA::Experimental;
+
+//bname is the base name the model saved as
+void CreateInference(const char* bname,const char* suffix=""){
+  std::string modelname = std::string("model/") + std::string(bname) + std::string(".onnx");
+  std::string infername = std::string("code/") + std::string(bname) +std::string(suffix) + std::string(".hxx");
+
+  SOFIE::RModelParser_ONNX parser;
+  SOFIE::RModel model = parser.Parse(modelname, true);
+
+  //Generating inference code
+  model.Generate();
+  // write the code in a file (by default Linear_16.hxx and Linear_16.dat
+  model.OutputGenerated(infername);
+}