82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
/* This software is licensed by the MIT License, see LICENSE file */
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/* Copyright © 2022 Gregory Lirent */
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#include <time.h>
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#include <stdlib.h>
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#include "../include/test.h"
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#include "../include/random.h"
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static void init(unsigned int seed) {
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if (!seed) seed = time(0);
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printf("\e[36mRandom module initialized with seed: \e[m\e[32m%u\n\e[m", seed);
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put_separator();
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srand(seed);
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}
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int random_init(int argc, char** argv) {
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if (argc < 2) {
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init(0);
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} else init(atol(argv[1]));
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return 0;
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}
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vtype_bool random_boolean() {
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return rand()&1;
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}
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vtype_float random_float() {
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if (rand()&1) {
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return ((vtype_float)random_uint16() / (vtype_float)random_int16()) * -1;
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}
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return (vtype_float)random_uint16() / (vtype_float)random_int16();
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}
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vtype_double random_double() {
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if (rand()&1) {
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return ((vtype_double)random_uint32() / (vtype_double)random_int32()) * -1;
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}
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return (vtype_double)random_uint32() / (vtype_double)random_int32();
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}
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vtype_ldouble random_ldouble() {
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if (rand()&1) {
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return ((vtype_ldouble)random_uint64() / (vtype_ldouble)random_int64()) * -1;
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}
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return (vtype_ldouble)random_uint64() / (vtype_ldouble)random_int64();
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}
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vtype_int8 random_int8() {
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return random_uint8();
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}
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vtype_int16 random_int16() {
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return random_uint16();
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}
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vtype_int32 random_int32() {
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return rand() | ((rand()&1) << 31);
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}
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vtype_uint8 random_uint8() {
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return rand() % 0x100;
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}
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vtype_uint16 random_uint16() {
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return rand() % 0x10000;
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}
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vtype_uint32 random_uint32() {
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return (rand()<<1) | (rand()&1);
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}
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vtype_uint64 random_uint64() {
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return random_int32() * random_int32();
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}
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vtype_int64 random_int64() {
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return random_uint32() * random_uint32();
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}
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