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/*
IGraph library.
Copyright (C) 2021 The igraph development team <igraph@igraph.org>
This program 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.
This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <igraph.h>
#include "test_utilities.h"
int main(void) {
igraph_t g;
igraph_matrix_t result;
igraph_rng_seed(igraph_rng_default(), 42);
printf("No vertices:\n");
igraph_small(&g, 0, 0, -1);
igraph_matrix_init(&result, 0, 0);
IGRAPH_ASSERT(igraph_layout_random_3d(&g, &result) == IGRAPH_SUCCESS);
print_matrix(&result);
igraph_destroy(&g);
igraph_matrix_destroy(&result);
printf("One vertex:\n");
igraph_small(&g, 1, 0, -1);
igraph_matrix_init(&result, 0, 0);
IGRAPH_ASSERT(igraph_layout_random_3d(&g, &result) == IGRAPH_SUCCESS);
print_matrix(&result);
igraph_destroy(&g);
igraph_matrix_destroy(&result);
printf("10 vertices:\n");
igraph_small(&g, 10, 0, 0,1, 0,1, 0,1, 2,2, 2,2, 2,2, 3,4, -1);
igraph_matrix_init(&result, 0, 0);
IGRAPH_ASSERT(igraph_layout_random_3d(&g, &result) == IGRAPH_SUCCESS);
print_matrix(&result);
igraph_destroy(&g);
igraph_matrix_destroy(&result);
VERIFY_FINALLY_STACK();
return 0;
}
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