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-rw-r--r--src/utils/RandomGenerator.cpp38
1 files changed, 38 insertions, 0 deletions
diff --git a/src/utils/RandomGenerator.cpp b/src/utils/RandomGenerator.cpp
new file mode 100644
index 0000000..9ffe4fb
--- /dev/null
+++ b/src/utils/RandomGenerator.cpp
@@ -0,0 +1,38 @@
+#include "RandomGenerator.h"
+
+#include <stdlib.h>
+#include <time.h>
+
+RandomGenerator::RandomGenerator()
+{
+ srand(time(NULL));
+}
+
+double RandomGenerator::getInRange_11() const
+{
+ return 2. * rand() / RAND_MAX - 1;
+}
+
+double RandomGenerator::getInRange_01() const
+{
+ return float(rand()) / RAND_MAX;
+}
+
+int RandomGenerator::getRand() const
+{
+ return rand();
+}
+
+int RandomGenerator::getRand(int maxNum) const
+{
+ return rand() % maxNum;
+}
+
+QByteArray RandomGenerator::getArray() const
+{
+ const int size = 16;
+ QByteArray res;
+ for(int i = 0; i < size; i++)
+ res += rand() % 256;
+ return res;
+}