GPU code compatibility for read_mat_file in C++ core and pyfaust wrapper pyx code.

src/faust_linear_operator/GPU2/faust_TransformHelper_gpu.h

@@ -127,6 +127,8 @@ namespace Faust
 
 
 				void save_mat_file(const char* filepath) const;
+				TransformHelper<FPP,GPU2> read_from_mat_file(const char* filepath);
+				static int get_mat_file_type(const char* filepath);
 				FPP get_item(faust_unsigned_int i, faust_unsigned_int j);
 				virtual ~TransformHelper() {};
 				static TransformHelper<FPP,GPU2>* hadamardFaust(unsigned int n, const bool norma=true);

wrapper/python/src/FaustCoreCpp.hpp

@@ -381,27 +381,6 @@ bool FaustCoreCpp<FPP,DEV>::save_mat_file(const char* filepath) const
     }
 }
 
-template<typename FPP, FDevice DEV>
-FaustCoreCpp<FPP,DEV>* FaustCoreCpp<FPP,DEV>::read_from_mat_file(const char* filepath)
-{
-    FaustCoreCpp<FPP, DEV>* core = nullptr;
-    try
-    {
-        auto th = new Faust::TransformHelper<FPP, Cpu>();
-        th->read_from_mat_file(filepath);
-        core = new FaustCoreCpp<FPP,DEV>(th);
-    }
-    catch(exception& e)
-    {
-        if(core != nullptr)
-        {
-            delete core;
-            core = nullptr;
-        }
-    }
-    return core;
-}
-
 template<typename FPP, FDevice DEV>
 int FaustCoreCpp<FPP,DEV>::get_mat_file_type(const char* filepath)
 {

wrapper/python/src/FaustCoreCppCPU.cpp.in

@@ -116,3 +116,24 @@ FaustCoreCpp<Real<@TYPE@>,Cpu>* FaustCoreCpp2<@TYPE@, Real<@TYPE@>, Cpu>::real(F
 {
     return core->real();
 }
+
+template<>
+FaustCoreCpp<@TYPE@,Cpu>* FaustCoreCpp<@TYPE@,Cpu>::read_from_mat_file(const char* filepath)
+{
+    FaustCoreCpp<@TYPE@, Cpu>* core = nullptr;
+    try
+    {
+        auto th = new Faust::TransformHelper<@TYPE@, Cpu>();
+        th->read_from_mat_file(filepath);
+        core = new FaustCoreCpp<@TYPE@,Cpu>(th);
+    }
+    catch(exception& e)
+    {
+        if(core != nullptr)
+        {
+            delete core;
+            core = nullptr;
+        }
+    }
+    return core;
+}

wrapper/python/src/FaustCoreCppGPU.cpp.in

@@ -97,3 +97,10 @@ FaustCoreCpp<Real<@TYPE@>,GPU2>* FaustCoreCpp2<@TYPE@,Real<@TYPE@>,GPU2>::real(F
 {
     return core->real();
 }
+
+template<>
+FaustCoreCpp<@TYPE@,GPU2>* FaustCoreCpp<@TYPE@,GPU2>::read_from_mat_file(const char* filepath)
+{
+    throw std::runtime_error("A .mat file is always read from CPU code not GPU's.");
+    return nullptr;
+}