C++11: Laid foundation for benchmark tests. We need more of them!

src/Benchmark/CMakeLists.txt

@@ -0,0 +1,11 @@
+set (SOURCES "")
+list (APPEND SOURCES
+	main.cpp
+	VectorT_new.cpp
+	VectorT_legacy.cpp
+)
+
+add_executable(OMBenchmark ${SOURCES})
+set_target_properties(OMBenchmark PROPERTIES
+	INCLUDE_DIRECTORIES "${CMAKE_CURRENT_SOURCE_DIR}/..")
+target_link_libraries(OMBenchmark benchmark OpenMeshCore)

src/Benchmark/VectorT.cpp

@@ -0,0 +1,29 @@
+/*
+ * VectorT.cpp
+ *
+ *  Created on: Nov 19, 2015
+ *      Author: ebke
+ */
+
+#ifndef BMPREFIX
+#error "Do not compile directly."
+#endif
+
+#define ASSEMBLE_(PREFIX, SUFFIX) PREFIX ## SUFFIX
+#define ASSEMBLE(PREFIX, SUFFIX) ASSEMBLE_(PREFIX, SUFFIX)
+#define MYBENCHMARK(NAME) BENCHMARK(NAME)
+
+static void ASSEMBLE(BMPREFIX, Vec3f_add_compare)(benchmark::State& state) {
+    OpenMesh::Vec3f v1(0, 0, 0);
+    OpenMesh::Vec3f v2(1000, 1000, 1000);
+    while (state.KeepRunning()) {
+        v1 += OpenMesh::Vec3f(1.1, 1.2, 1.3);
+        v2 -= OpenMesh::Vec3f(1.1, 1.2, 1.3);
+        if (v1 == v2) {
+            v1 -= v2;
+            v2 += v1;
+        }
+    }
+}
+
+MYBENCHMARK (ASSEMBLE(BMPREFIX, Vec3f_add_compare));

src/Benchmark/VectorT_legacy.cpp

@@ -0,0 +1,14 @@
+/*
+ * VectorT_legacy.cpp
+ *
+ *  Created on: Nov 19, 2015
+ *      Author: ebke
+ */
+
+#include <benchmark/benchmark_api.h>
+
+#define OPENMESH_VECTOR_LEGACY
+#include <OpenMesh/Core/Geometry/VectorT.hh>
+
+#define BMPREFIX Legacy_
+#include "VectorT.cpp"

src/Benchmark/VectorT_new.cpp

@@ -0,0 +1,12 @@
+/*
+ * VectorT_new.cpp
+ *
+ *  Created on: Nov 19, 2015
+ *      Author: ebke
+ */
+
+#include <benchmark/benchmark_api.h>
+#include <OpenMesh/Core/Geometry/VectorT.hh>
+
+#define BMPREFIX CPP11_
+#include "VectorT.cpp"

src/Benchmark/main.cpp

@@ -0,0 +1,10 @@
+/*
+ * main.cpp
+ *
+ *  Created on: Nov 19, 2015
+ *      Author: ebke
+ */
+
+#include <benchmark/benchmark_api.h>
+
+BENCHMARK_MAIN();