enables OpenMP for GKS computations on CPU

CMakeMacros/OpenMP/Link.cmake

@@ -4,6 +4,7 @@ find_package(OpenMP)
 if (OPENMP_FOUND)
 	set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
 	set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
+    set (CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -Xcompiler ${OpenMP_CXX_FLAGS}")
 endif()
 
 endmacro(linkOpenMP)

src/GksGpu/CudaUtility/CudaRunKernel.hpp

@@ -35,6 +35,7 @@
 
 #include <string>
 #include <device_launch_parameters.h>
+#include <omp.h>
 
 #include "CudaUtility/CudaUtility.h"
 
@@ -49,7 +50,8 @@ void runKernel(KernelFunctor kernel, FunctionFunctor function, std::string devic
     }
     else
     {
-        for( uint index = 0; index < grid.numberOfEntities; index++ )
+#pragma omp parallel for
+        for( int index = 0; index < grid.numberOfEntities; index++ )
         {
             function( args..., index );
         }

targets/libs/GksGpu/3rdPartyLinking.cmake

 include (${CMAKE_SOURCE_DIR}/${cmakeMacroPath}/Cuda/Link.cmake)
 linkCuda(${targetName})
+include (${CMAKE_SOURCE_DIR}/${cmakeMacroPath}/OpenMP/Link.cmake)
+linkOpenMP(${targetName})