void game_set_initial_configuration_population(game_t *game)
{
game_set_initial_configuration_position(game);
random_set_seed(time(NULL));
int n = game->graph->n;
int i;
for(i = 0; i < n; ++i)
{
game->initial_config[i] = random_boolean_with_probability(game->p_c);
game->current_config[i] = game->initial_config[i];
}
}
void test_seeding(unsigned int num)
{
struct random *p1, *p2;
unsigned int seed[] = { 1, 2, 3, 4 };
int err;
p1 = random_new();
p2 = random_new();
assert(p1);
assert(p2);
err = random_set_seed(p1, seed, ARRAY_SIZE(seed));
assert(err == 0);
err = random_set_seed(p2, seed, ARRAY_SIZE(seed));
assert(err == 0);
while(num--)
assert(random_uint(p1) == random_uint(p2));
random_delete(p1);
random_delete(p2);
}
void game_set_initial_configuration_position(game_t *game)
{
random_set_seed(time(NULL));
int n = game->graph->n;
GArray *players = g_array_new(FALSE, FALSE, sizeof(int));
int i;
for(i = 0; i < n; ++i)
{
game->initial_config[i] = 0;
game->current_config[i] = 0;
g_array_append_val(players, i);
}
mpq_t e;
mpq_init(e);
mpq_set_si(e, game->graph->n, 1);
mpq_mul(e, game->p_c, e);
int m = ROUND(mpq_get_d(e));
mpq_clear(e);
for(i = 0; i < m; ++i)
{
int j = random_integer(n);
int x = g_array_index(players, int, j);
game->initial_config[x] = 1;
game->current_config[x] = 1;
g_array_remove_index_fast(players, j);
n--;
}
g_array_free(players, TRUE);
}
real_t randomize() {
random_set_seed(intern::rand_rd());
return 0;
}
static int is_slime(long map_seed, long chunkx, long chunkz) {
/* lots of magic numbers, but they're all correct! I swear! */
long seed;
random_set_seed(&seed, map_seed + (chunkx * chunkx * 0x4c1906L) + (chunkx * 0x5ac0dbL) + (chunkz * chunkz * 0x4307a7L) + (chunkz * 0x5f24fL) ^ 0x3ad8025fL);
return (random_next_int(&seed, 10) == 0);
}
#include "util/collision.hpp" // Include the collision checking functions
#include "util/sound.hpp" // Include the sound effect functions
#include "util/messagebox.hpp" // Include the message box functions
#include "util/files.hpp" // Include the file handling functions
#include "util/network.hpp" // Include the networking functions
#ifndef NDEBUG // Allow the NDEBUG to disable debug support at compile time
#define DOCTEST_CONFIG_IMPLEMENT
#include "doctest.h" // Include the required unit testing library which is a git submodule in lib/doctest
// Real number function assertions
TEST_CASE("real/random") {
REQUIRE(random(20) < (unsigned int)20);
REQUIRE(is_between((int)random_range(20, 40), 20, 40));
REQUIRE(random_set_seed(5) == (unsigned int)5);
REQUIRE(random_reset_seed() != (unsigned int)DEFAULT_RANDOM_SEED);
REQUIRE(randomize() != (unsigned int)DEFAULT_RANDOM_SEED);
}
TEST_CASE("real/math") {
REQUIRE(sign(5) == 1);
REQUIRE(sign(0) == 0);
REQUIRE(sign(-5) == -1);
REQUIRE(sign(5.0) == 1);
REQUIRE(sign(0.0) == 0);
REQUIRE(sign(-5.0) == -1);
REQUIRE(sqr(5) == 25);
REQUIRE(sqr(5.0) == 25.0);
REQUIRE(logn(5.0, 1.0) == 0.0);
REQUIRE(logn(5.0, 5.0) == 1.0);
REQUIRE(logn(5.0, 10.0) == doctest::Approx(1.431).epsilon(0.001));
