Cleanup

[xonotic/xonotic-data.pk3dir.git] / qcsrc / lib / random.qc

diff --git a/qcsrc/lib/random.qc b/qcsrc/lib/random.qc
index 6ae0f784d88de7afac96dcabb0827f02318b6ee8..be0f80a089c15b5057f25c974a1533963ba79c57 100644 (file)
--- a/qcsrc/lib/random.qc
+++ b/qcsrc/lib/random.qc
@@ -31,6 +31,40 @@ void RandomSelection_Add(entity e, float f, string s, float weight, float priori
        }
 }
 
+float DistributeEvenly_amount;
+float DistributeEvenly_totalweight;
+
+void DistributeEvenly_Init(float amount, float totalweight)
+{
+       if (DistributeEvenly_amount)
+       {
+               LOG_TRACE("DistributeEvenly_Init: UNFINISHED DISTRIBUTION (", ftos(DistributeEvenly_amount), " for ");
+               LOG_TRACE(ftos(DistributeEvenly_totalweight), " left!)\n");
+       }
+       if (totalweight == 0) DistributeEvenly_amount = 0;
+       else DistributeEvenly_amount = amount;
+       DistributeEvenly_totalweight = totalweight;
+}
+
+float DistributeEvenly_Get(float weight)
+{
+       float f;
+       if (weight <= 0) return 0;
+       f = floor(0.5 + DistributeEvenly_amount * weight / DistributeEvenly_totalweight);
+       DistributeEvenly_totalweight -= weight;
+       DistributeEvenly_amount -= f;
+       return f;
+}
+
+float DistributeEvenly_GetRandomized(float weight)
+{
+       float f;
+       if (weight <= 0) return 0;
+       f = floor(random() + DistributeEvenly_amount * weight / DistributeEvenly_totalweight);
+       DistributeEvenly_totalweight -= weight;
+       DistributeEvenly_amount -= f;
+       return f;
+}
 
 // prandom - PREDICTABLE random number generator (not seeded yet)