Rngtest

1 files changed, 15 insertions, 10 deletions

diff --git a/examples/rngtest.c b/examples/rngtest.c
index 66e5f0c8..657e002d 100644
--- a/examples/rngtest.c
+++ b/examples/rngtest.c
@@ -6,7 +6,7 @@
 #endif

 

 

-#define NN 1000000000

+#define NN 3000000000

 

 int main(void)

 {

@@ -14,16 +14,21 @@ int main(void)
     uint64_t v;

     

     crandom_eng64_t sfc = crandom_eng64_init(time(NULL));

-    crandom_distrib_i64_t d10 = crandom_uniform_i64_init(10, 20);

-    

-    for (int i=0; i<30; ++i) printf("%02zd ", crandom_uniform_i64(&sfc, d10)); 

+    crandom_distrib_i32_t i32dist = crandom_uniform_i32_init(10, 20);

+    crandom_distrib_f32_t f32dist = crandom_uniform_f32_init(10, 20);

+

+    crandom_distrib_i64_t idist = crandom_uniform_i64_init(10, 20);

+    crandom_distrib_f64_t fdist = crandom_uniform_f64_init(10, 20);

+

+    for (int i=0; i<30; ++i) printf("%02zd ", crandom_uniform_i64(&sfc, idist)); 

     puts("");

 

     crandom_eng32_t pcg = crandom_eng32_init(time(NULL));

     before = clock(); \

     v = 0;

     for (size_t i=0; i<NN; i++) {

-        v += crandom_i32(&pcg);

+        //v += crandom_i32(&pcg);

+        v += crandom_uniform_i32(&pcg, i32dist);

     }

     difference = clock() - before;

     printf("pcg32: %.02f, %zu\n", (float) difference / CLOCKS_PER_SEC, v);

@@ -31,20 +36,20 @@ int main(void)
     before = clock(); \

     v = 0;

     for (size_t i=0; i<NN; i++) {

-        v += crandom_i64(&sfc) & 0xffffffff;

+        //v += crandom_i64(&sfc) & 0xffffffff;

+        v += crandom_uniform_i64(&sfc, idist);

     }

     difference = clock() - before;

     printf("sfc64: %.02f, %zu\n", (float) difference / CLOCKS_PER_SEC, v);

 

-    crandom_distrib_i32_t i32dist = crandom_uniform_i32_init(10, 20);

+    

     for (int i=0; i<8; ++i) printf("%d ", crandom_uniform_i32(&pcg, i32dist));

     puts("");

 

-    crandom_distrib_f32_t f32dist = crandom_uniform_f32_init(10, 20);

+    

     for (int i=0; i<8; ++i) printf("%f ", crandom_uniform_f32(&pcg, f32dist));

     puts("");

-

-    crandom_distrib_f64_t fdist = crandom_uniform_f64_init(10, 20);

+    

     for (int i=0; i<8; ++i) printf("%f ", crandom_uniform_f64(&sfc, fdist));

     puts("");

 }
\ No newline at end of file