Small fix

Isosurfacing_3/benchmark/Isosurfacing_3/benchmark.cpp

@@ -19,7 +19,9 @@
 #include "CLI11.hpp"
 #include "Timer.h"
 
+#ifndef M_PI
 #define M_PI 3.141592653589793238462643383279502884L
+#endif
 
 template <class GeomTraits>
 struct SphereValue {
@@ -246,6 +248,4 @@ int main(int argc, char* argv[]) {
     }
 
     std::cout << "internal timer: " << ms << std::endl;
-
-    CGAL::IO::write_OFF("result.off", points, polygons);
 }

Isosurfacing_3/benchmark/Isosurfacing_3/benchmark_threads.py

@@ -1,7 +1,7 @@
 from benchmark_util import *
 
-scenario = "SCENARIO_GRID_SPHERE"
-kernel = "KERNEL_SIMPLE_CARTESIAN_FLOAT"
+scenario = "SCENARIO_IMPLICIT_SPHERE"
+kernel = "KERNEL_SIMPLE_CARTESIAN_DOUBLE"
 algorithm = "ALGO_MARCHING_CUBES"
 tag = "TAG_PARALLEL"
 min_threads = 1

Isosurfacing_3/benchmark/Isosurfacing_3/benchmark_util.py

@@ -29,10 +29,10 @@ def build(scenario, kernel, algorithm, tag):
 def execute(n, threads, times=1):
     time = 0
     for i in range(times):
-        process = run(["likwid", "-g", "MEM_DP", "-c", "S0:0-" + str(threads - 1), "./build/benchmark", "-N", str(n)], False)
+        process = run(["likwid-perfctr", "-g", "MEM_DP", "-C", "S0:0-" + str(threads - 1), "./build/benchmark", "-N", str(n)], False)
 
         for line in process.stdout.readlines():
-            print(line)
+            print(line, end='')
 
             m = re.search(r'internal timer:\s*(\d*)', line)
             if m is not None:

Isosurfacing_3/include/CGAL/Isosurfacing_3/internal/Marching_cubes_3_internal.h

@@ -101,7 +101,7 @@ void mc_construct_triangles(const int i_case, const Vertices_& vertices, PointRa
         points[t_id * 3 + 2] = vertices[eg2];
 
         // insert new triangle in list
-        PolygonRange::value_type triangle(3);
+        typename PolygonRange::value_type triangle(3);
         triangle[0] = t_id * 3 + 2;
         triangle[1] = t_id * 3 + 1;
         triangle[2] = t_id * 3 + 0;