Tutorials

Documentation/Tutorials/Pointers/SharedPointerExample.cpp

@@ -9,14 +9,26 @@ using ArrayCuda = Containers::Array< int, Devices::Cuda >;
 
 struct Tuple
 {
+   Tuple( const int size ):
+   a1( size ), a2( size ){};
+
+   void setSize( const int size )
+   {
+      a1->setSize( size );
+      a2->setSize( size );
+   }
+
    Pointers::SharedPointer< ArrayCuda > a1, a2;
 };
 
-__global__ void checkArray( const Tuple t )
+__global__ void printTuple( const Tuple t )
 {
-   printf( "Array size is: %d\n", ptr->getSize() );
-   for( int i = 0; i < ptr->getSize(); i++ )
-      printf( "a[ %d ] = %d \n", i, ( *ptr )[ i ] );
+   printf( "Tuple size is: %d\n", t.a1->getSize() );
+   for( int i = 0; i < t.a1->getSize(); i++ )
+   {
+      printf( "a1[ %d ] = %d \n", i, ( *t.a1 )[ i ] );
+      printf( "a2[ %d ] = %d \n", i, ( *t.a2 )[ i ] );
+   }
 }
 
 int main( int argc, char* argv[] )
@@ -25,23 +37,20 @@ int main( int argc, char* argv[] )
     * Create a tuple of arrays and print the in CUDA kernel
     */
 #ifdef HAVE_CUDA
-   Tuple t;
-   t.a1.modifyData< Devices::Host >().setSize( 10 );
-   t.a1.modifyData< Devices::Host >() = 1;
-   t.a2.modifyData< Devices::Host >().setSize( 10 );
-   t.a2.modifyData< Devices::Host >() = 2;
+   Tuple t( 3 );
+   *t.a1 = 1;
+   *t.a2 = 2;
    Pointers::synchronizeSmartPointersOnDevice< Devices::Cuda >();
-   printkArrays<<< 1, 1 >>>( t );
+   printTuple<<< 1, 1 >>>( t );
 
    /***
     * Resize the array
     */
-   t.a1.modifyData< Devices::Host >().setSize( 5 );
-   t.a1.modifyData< Devices::Host >() = 3;
-   t.a2.modifyData< Devices::Host >().setSize( 5 );
-   t.a2.modifyData< Devices::Host >() = 4;
+   t.setSize( 5 );
+   *t.a1 = 3;
+   *t.a2 = 4;
    Pointers::synchronizeSmartPointersOnDevice< Devices::Cuda >();
-   printArrays<<< 1, 1 >>>( t );
+   printTuple<<< 1, 1 >>>( t );
 #endif
    return EXIT_SUCCESS;