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authorastrojhgu <astrojhgu@ed2142bd-67ad-457f-ba7c-d818d4011675>2009-10-19 16:57:14 +0000
committerastrojhgu <astrojhgu@ed2142bd-67ad-457f-ba7c-d818d4011675>2009-10-19 16:57:14 +0000
commit056181160ce510e5409886fd7b8884480ae30a27 (patch)
tree72f40838ec5a3488988f25301e05e0ab78b669cc /models
parenta0d3b74adcc29c22d70da971621dd301727eb695 (diff)
downloadopt-utilities-056181160ce510e5409886fd7b8884480ae30a27.tar.bz2
git-svn-id: file:///home/svn/opt_utilities@82 ed2142bd-67ad-457f-ba7c-d818d4011675
Diffstat (limited to 'models')
-rw-r--r--models/dl_model.hpp181
-rw-r--r--models/models.cc3
2 files changed, 21 insertions, 163 deletions
diff --git a/models/dl_model.hpp b/models/dl_model.hpp
index 7221fd1..9729335 100644
--- a/models/dl_model.hpp
+++ b/models/dl_model.hpp
@@ -12,169 +12,30 @@
namespace opt_utilities
{
+
template <typename T>
- class dl_model
- :public model<T,T,std::vector<T>,std::string>
+ model<T,T,std::vector<T>,std::string>* load_model(const char* fname)
{
- private:
- T (*calc_model)(T x,const T* p);
- int nparams;
- mutable void* handle;
- private:
- model<T,T,std::vector<T> >* do_clone()const
- {
- dl_model<T>* result=new dl_model<T>(*this);
- this->handle=NULL;
- return result;
- }
+ void* handle;
- const char* do_get_type_name()const
- {
- return "shared object wrapping model";
- }
-
- // public:
- public:
- dl_model()
- :handle(NULL)
- {}
-
-
- public:
- dl_model(const char* file_name)
- :handle(NULL)
- {
-
- handle=dlopen(file_name,RTLD_LAZY);
-
- if(!handle)
- {
- throw opt_exception("faild loading object");
- }
-
- calc_model=(T (*)(T,const T*))dlsym(handle,"calc_model");
-
- if(!calc_model)
- {
- throw opt_exception("symble undefined");
- }
-
- const char* (*get_param_name)(int)
- =(const char* (*)(int))dlsym(handle,"get_param_name");
-
- if(!get_param_name)
- {
- throw opt_exception("symble undefined");
- }
-
- int (*get_num_params)()
- =(int (*)())dlsym(handle,"get_num_params");
-
- if(!get_num_params)
- {
- throw opt_exception("symble undefined");
- if(!get_num_params)
- {
- throw opt_exception("symble undefined");
- } }
-
- T (*get_default_value)(int)
- =(T (*)(int))dlsym(handle,"get_default_value");
-
- if(!get_default_value)
- {
- throw opt_exception("symble undefined");
- }
-
- nparams=get_num_params();
-
- for(int i=0;i!=nparams;++i)
- {
- this->push_param_info(param_info<std::vector<T> >(get_param_name(i),
- get_default_value(i)));
- }
- }
-
- ~dl_model()
- {
- if(handle)
- {
- dlclose(handle);
- }
- }
-
- void bind(const char* file_name)
- {
- if(handle)
- {
- dlclose(handle);
- }
- this->clear_param_info();
- handle=dlopen(file_name,RTLD_LAZY);
-
- if(!handle)
- {
- throw opt_exception("faild loading object");
- }
-
- calc_model=(T (*)(T,const T*))dlsym(handle,"calc_model");
-
- if(!calc_model)
- {
- throw opt_exception("symble undefined");
- }
-
- const char* (*get_param_name)(int)
- =(const char* (*)(int))dlsym(handle,"get_param_name");
-
- if(!get_param_name)
- {
- throw opt_exception("symble undefined");
- }
-
-
- int (*get_num_params)()
- =(int (*)())dlsym(handle,"get_num_params");
-
- if(!get_num_params)
- {
- throw opt_exception("symble undefined");
- }
-
-
- T (*get_default_value)(int)
- =(T (*)(int))dlsym(handle,"get_default_value");
-
-
- if(!get_default_value)
- {
- throw opt_exception("symble undefined");
- }
-
-
- nparams=get_num_params();
- for(int i=0;i!=nparams;++i)
- {
- this->push_param_info(param_info<std::vector<T> >(get_param_name(i),
- get_default_value(i)));
- }
- }
-
- T do_eval(const T& x,const std::vector<T>& param)
- {
- if(handle==NULL)
- {
- throw opt_exception("dl object unloaded");
- }
- return calc_model(x,&get_element(param,0));
- }
-
- std::string do_to_string()const
- {
- return "Dynamical load model\n"
- "Should be loaded from an shared object file\n";
- }
- };
+ handle=dlopen(fname,RTLD_LAZY);
+
+ if(!handle)
+ {
+ throw opt_exception("faild loading object");
+ }
+
+
+ model<T,T,std::vector<T>,std::string>* (*func_create)();
+
+ func_create=(model<T,T,std::vector<T>,std::string>* (*)())dlsym(handle,"create_model_object");
+
+ if(!func_create)
+ {
+ throw opt_exception("symble undefined");
+ }
+ return func_create();
+ }
}
diff --git a/models/models.cc b/models/models.cc
index 8a63037..e1c6d34 100644
--- a/models/models.cc
+++ b/models/models.cc
@@ -108,9 +108,6 @@ model<double,vecn<double,2>,std::vector<double>,std::string>& get_2dmodel_by_nam
model_map["poly1d3"]=new poly1d<double,3>;
model_map["poly1d4"]=new poly1d<double,4>;
model_map["poly1d5"]=new poly1d<double,5>;
-#ifdef __linux__
- model_map["dlmodel"]=new dl_model<double>;
-#endif
//DECL_POLY(7)
}