From f25d266a05df9232d1501aa6d72bc3028fa48741 Mon Sep 17 00:00:00 2001
From: SignpostMarv <github@signpostmarv.name>
Date: Thu, 23 Aug 2012 15:01:56 +0100
Subject: [PATCH] LSL syntax does not permit multiplication or division of
 Vectors, so rather than trying to hammer that into the LSL
 parser we get two functions that typecast the vector to
 Vector3d and use the "*" and "/" operators on those types
 to do the math.

---
 .../ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs   | 14 ++++++++++++++
 .../ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs       | 16 ++++++++++++++++
 .../Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs  | 10 ++++++++++
 3 files changed, 40 insertions(+)

diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
index 1e8b51b..c73ffc7 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs
@@ -3333,5 +3333,19 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
 
             return new LSL_Key(m_host.ParentGroup.FromPartID.ToString());
         }
+
+        public LSL_Vector osVecMultiply(LSL_Vector a, LSL_Vector b)
+        {
+            CheckThreatLevel(ThreatLevel.None, "osVecMultiply");
+            m_host.AddScriptLPS(1);
+            return (Vector3d)a * (Vector3d)b;
+        }
+
+        public LSL_Vector osVecDivide(LSL_Vector a, LSL_Vector b)
+        {
+            CheckThreatLevel(ThreatLevel.None, "osVecDivide");
+            m_host.AddScriptLPS(1);
+            return (Vector3d)a / (Vector3d)b;
+        }
     }
 }
\ No newline at end of file
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
index 1f000a3..ecaa42e 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Interface/IOSSL_Api.cs
@@ -305,5 +305,21 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api.Interfaces
         /// </summary>
         /// <returns>Rezzing object key or NULL_KEY if rezzed by agent or otherwise unknown.</returns>
         LSL_Key osGetRezzingObject();
+
+        /// <summary>
+        /// Multiplies two vectors
+        /// </summary>
+        /// <param name="a"></param>
+        /// <param name="b"></param>
+        /// <returns></returns>
+        vector osVecMultiply(vector a, vector b);
+
+        /// <summary>
+        /// Divides two vectors
+        /// </summary>
+        /// <param name="a"></param>
+        /// <param name="b"></param>
+        /// <returns></returns>
+        vector osVecDivide(vector a, vector b);
     }
 }
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
index 94405d2..b978c33 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Runtime/OSSL_Stub.cs
@@ -950,5 +950,15 @@ namespace OpenSim.Region.ScriptEngine.Shared.ScriptBase
         {
             return m_OSSL_Functions.osGetRezzingObject();
         }
+
+        public vector osVecMultiply(vector a, vector b)
+        {
+            return m_OSSL_Functions.osVecMultiply(a, b);
+        }
+
+        public vector osVecDivide(vector a, vector b)
+        {
+            return m_OSSL_Functions.osVecDivide(a, b);
+        }
     }
 }
-- 
1.7.11.msysgit.1