OPM-215: Created EclipseIOUtil.hpp file

CMakeLists_files.cmake

@@ -286,6 +286,7 @@ list (APPEND PUBLIC_HEADER_FILES
 	opm/core/grid/cpgpreprocess/preprocess.h
 	opm/core/grid/cpgpreprocess/uniquepoints.h
 	opm/core/io/eclipse/CornerpointChopper.hpp
+	opm/core/io/eclipse/EclipseIOUtil.hpp
 	opm/core/io/eclipse/EclipseGridInspector.hpp
 	opm/core/io/eclipse/EclipseUnits.hpp
 	opm/core/io/eclipse/EclipseWriter.hpp

opm/core/io/eclipse/EclipseIOUtil.hpp

@@ -0,0 +1,34 @@
+#ifndef ECLIPSE_IO_UTIL_HPP
+#define ECLIPSE_IO_UTIL_HPP
+
+#include <vector>
+#include <string>
+#include <iostream>
+
+namespace Opm
+{
+namespace EclipseIOUtil
+{
+
+    template <typename T>
+    void addToStripedData(const std::vector<T>& data, std::vector<T>& result, size_t offset, size_t stride) {
+        int dataindex = 0;
+        for (size_t index = offset; index < result.size(); index += stride) {
+            result[index] = data[dataindex];
+            ++dataindex;
+        }
+    }
+
+
+    template <typename T>
+    void extractFromStripedData(const std::vector<T>& data, std::vector<T>& result, size_t offset, size_t stride) {
+        for (size_t index = offset; index < data.size(); index += stride) {
+            result.push_back(data[index]);
+        }
+    }
+
+
+} //namespace EclipseIOUtil
+} //namespace Opm
+
+#endif //ECLIPSE_IO_UTIL_HPP