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/**
* @license Apache-2.0
*
* Copyright (c) 2018 The Stdlib Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdlib.h>
#include <stdio.h>
#include "stdlib/random/base.h"
#include "stdlib/random/base/randu.h"
int main() {
int32_t i;
double d;
// Define the PRNG type:
enum STDLIB_BASE_RANDOM_RANDU_PRNG prng = STDLIB_BASE_RANDOM_RANDU_MT19937;
// Define a seed:
uint32_t seed[] = { 12345 };
// Create a PRNG...
struct BasePRNGObject *obj = stdlib_base_random_randu_allocate( 3, prng, seed, 1 );
if ( obj == NULL ) {
fprintf( stderr, "Error allocating PRNG.\n" );
exit( 1 );
}
printf( "name = %s\n", stdlib_base_prng_name( obj ) );
printf( "\nPseudorandom doubles...\n" );
for ( i = 0; i < 10; i++ ) {
d = stdlib_base_random_randu( obj );
if ( d != d ) {
printf( "Unexpected result.\n" );
exit( 1 );
}
printf( "%0.16f\n", d );
}
stdlib_base_random_randu_free( obj );
}
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