Core/Util: Add a urandms(min,max) helper to make urand(min*IN_MILLISECONDS, max*IN_MILLISECONDS) shorter to write for random time intervals (boss scripts).

2 files changed, 10 insertions, 0 deletions

diff --git a/src/common/Utilities/Util.cpp b/src/common/Utilities/Util.cpp
index 33c273fb05f..9f61dd12e4c 100644
--- a/src/common/Utilities/Util.cpp
+++ b/src/common/Utilities/Util.cpp
@@ -58,6 +58,13 @@ uint32 urand(uint32 min, uint32 max)
     return GetRng()->URandom(min, max);
 }
 
+uint32 urandms(uint32 min, uint32 max)
+{
+    ASSERT(max >= min);
+    ASSERT(INT_MAX/IN_MILLISECONDS >= max);
+    return GetRng()->URandom(min * IN_MILLISECONDS, max * IN_MILLISECONDS);
+}
+
 float frand(float min, float max)
 {
     ASSERT(max >= min);
diff --git a/src/common/Utilities/Util.h b/src/common/Utilities/Util.h
index 6a872b44a60..b748e83408b 100644
--- a/src/common/Utilities/Util.h
+++ b/src/common/Utilities/Util.h
@@ -82,6 +82,9 @@ int32 irand(int32 min, int32 max);
 /* Return a random number in the range min..max (inclusive). */
 uint32 urand(uint32 min, uint32 max);
 
+/* Return a random millisecond value between min and max seconds. Functionally equivalent to urand(min*IN_MILLISECONDS, max*IN_MILLISECONDS). */
+uint32 urandms(uint32 min, uint32 max);
+
 /* Return a random number in the range 0 .. UINT32_MAX. */
 uint32 rand32();