Added a .fill() member to curand_generator that can create random 32bit

integers.

dlib/dnn/curand_dlibapi.cpp

@@ -91,6 +91,17 @@ namespace dlib
             CHECK_CURAND(curandGenerateUniform((curandGenerator_t)handle, data.device(), data.size()));
         }
 
+        void curand_generator::
+        fill (
+            cuda_data_ptr<unsigned int>& data
+        )
+        {
+            if (data.size() == 0)
+                return;
+
+            CHECK_CURAND(curandGenerate((curandGenerator_t)handle, data, data.size()));
+        }
+
     // -----------------------------------------------------------------------------------
 
     }  

dlib/dnn/curand_dlibapi.h

@@ -7,6 +7,7 @@
 
 #include "tensor.h"
 #include "cuda_errors.h"
+#include "cuda_data_ptr.h"
 
 namespace dlib
 {
@@ -26,6 +27,14 @@ namespace dlib
             curand_generator(unsigned long long seed);
             ~curand_generator();
 
+            void fill (
+                cuda_data_ptr<unsigned int>& data
+            );
+            /*!
+                ensures
+                    - Fills data with random 32-bit unsigned integers.
+            !*/
+
             void fill_gaussian (
                 tensor& data,
                 float mean = 0,