New SFC Discussion

.github/workflows/tests_t8code_linkage_parallel_debug.yml

@@ -192,7 +192,7 @@ jobs:
     - name: make install
       run: cd build_netcdf && make install -j
     - name: make check
-      run: cd build_netcdf && make check -j V=0 CFLAGS="$CFLAGS_var -Werror" CXXFLAGS="$CXXFLAGS_var -Werror"
+      run: cd build_netcdf && make check -j8 V=0 CFLAGS="$CFLAGS_var -Werror" CXXFLAGS="$CXXFLAGS_var -Werror"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3
@@ -215,7 +215,7 @@ jobs:
     - name: make install
       run: cd build_occ && make install -j
     - name: make check
-      run: cd build_occ && make check -j V=0 CFLAGS="$CFLAGS_var -Werror -I/usr/include/opencascade" CXXFLAGS="$CXXFLAGS_var -Werror -I/usr/include/opencascade"
+      run: cd build_occ && make check -j8 V=0 CFLAGS="$CFLAGS_var -Werror -I/usr/include/opencascade" CXXFLAGS="$CXXFLAGS_var -Werror -I/usr/include/opencascade"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3
@@ -238,7 +238,7 @@ jobs:
     - name: make install
       run: cd build_vtk && make install -j
     - name: make check
-      run: cd build_vtk && make check -j V=0 CFLAGS="$CFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1" CXXFLAGS="$CXXFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1"
+      run: cd build_vtk && make check -j8 V=0 CFLAGS="$CFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1" CXXFLAGS="$CXXFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3

.github/workflows/tests_t8code_linkage_parallel_release.yml

@@ -192,7 +192,7 @@ jobs:
     - name: make install
       run: cd build_netcdf && make install -j
     - name: make check
-      run: cd build_netcdf && make check -j V=0 CFLAGS="$CFLAGS_var -Werror" CXXFLAGS="$CXXFLAGS_var -Werror"
+      run: cd build_netcdf && make check -j8 V=0 CFLAGS="$CFLAGS_var -Werror" CXXFLAGS="$CXXFLAGS_var -Werror"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3
@@ -215,7 +215,7 @@ jobs:
     - name: make install
       run: cd build_occ && make install -j
     - name: make check
-      run: cd build_occ && make check -j V=0 CFLAGS="$CFLAGS_var -Werror -I/usr/include/opencascade" CXXFLAGS="$CXXFLAGS_var -Werror -I/usr/include/opencascade"
+      run: cd build_occ && make check -j8 V=0 CFLAGS="$CFLAGS_var -Werror -I/usr/include/opencascade" CXXFLAGS="$CXXFLAGS_var -Werror -I/usr/include/opencascade"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3
@@ -238,7 +238,7 @@ jobs:
     - name: make install
       run: cd build_vtk && make install -j
     - name: make check
-      run: cd build_vtk && make check -j V=0 CFLAGS="$CFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1" CXXFLAGS="$CXXFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1"
+      run: cd build_vtk && make check -j8 V=0 CFLAGS="$CFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1" CXXFLAGS="$CXXFLAGS_var -Werror -isystem/usr/local/include/vtk-9.1"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3

.github/workflows/tests_t8code_parallel.yml

@@ -221,7 +221,7 @@ jobs:
     - name: make install
       run: cd build_release && make install -j
     - name: make check
-      run: cd build_release && make check -j V=0 CFLAGS="$CFLAGS_var_release -Werror" CXXFLAGS="$CXXFLAGS_var_release -Werror"
+      run: cd build_release && make check -j8 V=0 CFLAGS="$CFLAGS_var_release -Werror" CXXFLAGS="$CXXFLAGS_var_release -Werror"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3
@@ -244,7 +244,7 @@ jobs:
     - name: make install
       run: cd build_debug && make install -j
     - name: make check
-      run: cd build_debug && make check -j V=0 CFLAGS="$CFLAGS_var_debug -Werror" CXXFLAGS="$CXXFLAGS_var_debug -Werror"
+      run: cd build_debug && make check -j8 V=0 CFLAGS="$CFLAGS_var_debug -Werror" CXXFLAGS="$CXXFLAGS_var_debug -Werror"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3
@@ -267,7 +267,7 @@ jobs:
     - name: make install
       run: cd build_release_cpp && make install -j
     - name: make check
-      run: cd build_release_cpp && make check -j V=0 CFLAGS="$CFLAGS_var_release -Werror" CXXFLAGS="$CXXFLAGS_var_release -Werror"
+      run: cd build_release_cpp && make check -j8 V=0 CFLAGS="$CFLAGS_var_release -Werror" CXXFLAGS="$CXXFLAGS_var_release -Werror"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3

.github/workflows/tests_t8code_serial.yml

@@ -215,7 +215,7 @@ jobs:
     - name: make install
       run: cd build_serial_release && make install -j
     - name: make check
-      run: cd build_serial_release && make check -j V=0 CFLAGS="$CFLAGS_var_release -Werror" CXXFLAGS="$CXXFLAGS_var_release -Werror"
+      run: cd build_serial_release && make check -j8 V=0 CFLAGS="$CFLAGS_var_release -Werror" CXXFLAGS="$CXXFLAGS_var_release -Werror"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3
@@ -238,7 +238,7 @@ jobs:
     - name: make install
       run: cd build_serial_debug && make install -j
     - name: make check
-      run: cd build_serial_debug && make check -j V=0 CFLAGS="$CFLAGS_var_debug -Werror" CXXFLAGS="$CXXFLAGS_var_debug -Werror"
+      run: cd build_serial_debug && make check -j8 V=0 CFLAGS="$CFLAGS_var_debug -Werror" CXXFLAGS="$CXXFLAGS_var_debug -Werror"
     - name: OnFailUploadLog
       if: failure()
       uses: actions/upload-artifact@v3

Makefile.am

@@ -42,6 +42,7 @@ Makefile.t8.mk : Makefile.t8.pre
 # install t8code m4 macros in the correct directory
 t8aclocaldir = $(datadir)/aclocal
 dist_t8aclocal_DATA = config/t8_include.m4 \
+                      config/ax_cxx_compile_stdcxx.m4 \
                       config/t8_stdpp.m4 \
                       config/t8_netcdf.m4 \
                       config/t8_vtk.m4 \
@@ -71,6 +72,7 @@ DISTCLEANFILES += \
 # non-recursive build
 include src/Makefile.am
 include src/t8_schemes/t8_default/Makefile.am
+include src/t8_schemes/t8_standalone/Makefile.am
 include test/Makefile.am
 include example/Makefile.am
 include tutorials/Makefile.am

benchmarks/Makefile.am

@@ -4,6 +4,7 @@
 
 bin_PROGRAMS += \
   benchmarks/t8_time_partition \
+  benchmarks/t8_time_new_compare \
   benchmarks/t8_time_forest_partition \
   benchmarks/t8_time_prism_adapt \
   benchmarks/t8_time_fractal \
@@ -16,6 +17,7 @@ bin_PROGRAMS += \
 benchmarks_t8_time_partition_SOURCES = benchmarks/time_partition.cxx
 benchmarks_t8_time_forest_partition_SOURCES = benchmarks/time_forest_partition.cxx
 benchmarks_t8_time_prism_adapt_SOURCES = benchmarks/t8_time_prism_adapt.cxx
+benchmarks_t8_time_new_compare_SOURCES = benchmarks/t8_time_new_compare.cxx
 benchmarks_t8_time_fractal_SOURCES = benchmarks/t8_time_fractal.cxx
 benchmarks_t8_time_set_join_by_vertices_SOURCES = benchmarks/t8_time_set_join_by_vertices.cxx
 

benchmarks/t8_time_new_compare.cxx

@@ -0,0 +1,124 @@
+/*
+  This file is part of t8code.
+  t8code is a C library to manage a collection (a forest) of multiple
+  connected adaptive space-trees of general element types in parallel.
+
+  Copyright (C) 2015 the developers
+
+  t8code is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+
+  t8code is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with t8code; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+*/
+
+#include <t8.h>
+#include <t8_cmesh.h>
+#include <t8_cmesh/t8_cmesh_examples.h>
+#include <t8_forest/t8_forest_general.h>
+#include <t8_forest/t8_forest_io.h>
+#include <t8_forest/t8_forest_geometrical.h> 
+#include <t8_schemes/t8_default/t8_default_cxx.hxx>
+#include <t8_schemes/t8_standalone/t8_standalone_cxx.hxx>
+#include <t8_cmesh_vtk_writer.h>
+#include <sc_flops.h>
+#include <sc_statistics.h>
+#include <sc_options.h>
+
+
+int
+t8_adapt_callback (t8_forest_t forest,
+                         t8_forest_t forest_from,
+                         t8_locidx_t which_tree,
+                         t8_locidx_t lelement_id,
+                         t8_eclass_scheme_c *ts,
+                         const int is_family,
+                         const int num_elements, t8_element_t *elements[])
+{
+    return 1;
+}
+
+
+void
+t8_time_new_uniform (t8_cmesh_t cmesh, t8_scheme_cxx_t *scheme, int level, sc_MPI_Comm comm)
+{
+  sc_flopinfo_t       fi, snapshot;
+  sc_statinfo_t       stats[1];
+  t8_forest_t         forest;
+
+  /* Start timer */
+  sc_flops_start (&fi);
+  sc_flops_snap (&fi, &snapshot);
+  /* commit (= partition) the new cmesh */
+  forest = t8_forest_new_uniform (cmesh, scheme, level, 0, comm);
+  /* measure passed time */
+  sc_flops_shot (&fi, &snapshot);
+  sc_stats_set1 (&stats[0], snapshot.iwtime, "New uniform");
+  /* print stats */
+  sc_stats_compute (sc_MPI_COMM_WORLD, 1, stats);
+  sc_stats_print (t8_get_package_id (), SC_LP_STATISTICS, 1, stats, 1, 1);
+
+  /* cleanup */
+  t8_forest_unref (&forest);
+}
+
+int
+main (int argc, char **argv)
+{
+  int                 mpiret;
+  int                 level;
+  sc_MPI_Comm         comm;
+  sc_options_t        *opt;
+  t8_cmesh_t          cmesh;
+  int         eclass;
+
+  mpiret = sc_MPI_Init (&argc, &argv);
+  SC_CHECK_MPI (mpiret);
+
+  sc_init (sc_MPI_COMM_WORLD, 1, 1, NULL, SC_LP_ESSENTIAL);
+  t8_init (SC_LP_STATISTICS);
+  comm = sc_MPI_COMM_WORLD;
+
+  /** OPTIONS */
+  opt = sc_options_new (argv[0]);
+
+  sc_options_add_int (opt, 'l', "level", &level, 1,
+                      "Refinement level.");
+  sc_options_add_int (opt, 'e', "eclass", &eclass, T8_ECLASS_HEX,
+                      "Element Class");
+  /* parse command line options */
+  int first_argc = sc_options_parse (t8_get_package_id (), SC_LP_DEFAULT,
+                                 opt, argc, argv);
+  /* check for wrong usage of arguments */
+  if (first_argc < 0 || first_argc != argc || level < 0) {
+    sc_options_print_usage (t8_get_package_id (), SC_LP_ERROR, opt, NULL);
+    return 1;
+  }
+  sc_options_destroy (opt);
+
+
+  cmesh = t8_cmesh_new_from_class ((t8_eclass_t) eclass, comm);
+//  cmesh = t8_cmesh_new_multi_class_3D (comm);
+  t8_cmesh_ref(cmesh);
+
+  t8_scheme_cxx_t    *scheme_standalone = t8_scheme_new_standalone_cxx ();
+  t8_scheme_cxx_t    *scheme_default = t8_scheme_new_default_cxx ();
+  t8_time_new_uniform(cmesh, scheme_standalone, level, comm);
+  t8_time_new_uniform(cmesh, scheme_default, level, comm);
+
+
+  sc_finalize ();
+
+  mpiret = sc_MPI_Finalize ();
+  SC_CHECK_MPI (mpiret);
+
+  return 0;
+}