From b82a41d2606dfaf42455e0030b5640752167162b Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Fri, 25 Nov 2016 17:34:19 +0000
Subject:  change llScaleByFactor (sorry Mandarinka).

---
 .../Region/Framework/Scenes/SceneObjectGroup.cs    | 97 ++++++++++++++++++++++
 1 file changed, 97 insertions(+)

(limited to 'OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs')

diff --git a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
index 0cd738d..739d23d 100644
--- a/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
+++ b/OpenSim/Region/Framework/Scenes/SceneObjectGroup.cs
@@ -4161,6 +4161,103 @@ namespace OpenSim.Region.Framework.Scenes
 
         }
 
+        public bool GroupResize(double fscale)
+        {
+//            m_log.DebugFormat(
+//                "[SCENE OBJECT GROUP]: Group resizing {0} {1} from {2} to {3}", Name, LocalId, RootPart.Scale, fscale);
+
+            if (Scene == null || IsDeleted || inTransit || fscale < 0)
+                return false;
+
+            // ignore lsl restrictions. let them be done a LSL
+            PhysicsActor pa = m_rootPart.PhysActor;
+
+            if(RootPart.KeyframeMotion != null)
+                RootPart.KeyframeMotion.Suspend();
+
+            float minsize = Scene.m_minNonphys;
+            float maxsize = Scene.m_maxNonphys;
+
+            // assuming physics is more restrictive
+            if (pa != null && pa.IsPhysical)
+            {
+                minsize = Scene.m_minPhys;
+                maxsize = Scene.m_maxPhys;
+            }
+
+            SceneObjectPart[] parts = m_parts.GetArray();
+            float tmp;
+            // check scaling factor so parts don't violate dimensions
+            for(int i = 0; i < parts.Length; i++)
+            {
+                SceneObjectPart obPart = parts[i];
+                Vector3 oldSize = new Vector3(obPart.Scale);
+                tmp = (float)(oldSize.X * fscale);
+                if(tmp > maxsize)
+                    return false;
+                if(tmp < minsize)
+                    return false;
+
+                tmp = (float)(oldSize.Y * fscale);
+                if(tmp > maxsize)
+                    return false;
+                if(tmp < minsize)
+                    return false;
+
+                tmp = (float)(oldSize.Z * fscale);
+                if(tmp > maxsize)
+                    return false;
+                if(tmp < minsize)
+                    return false;
+            }
+
+            Vector3 newSize = RootPart.Scale;
+            newSize.X = (float)(newSize.X * fscale);
+            newSize.Y = (float)(newSize.Y * fscale);
+            newSize.Z = (float)(newSize.Z * fscale);
+
+            if(pa != null)
+                pa.Building = true;
+
+            RootPart.Scale = newSize;
+
+            Vector3 currentpos;
+            for (int i = 0; i < parts.Length; i++)
+            {
+                SceneObjectPart obPart = parts[i];
+
+                if (obPart.UUID != m_rootPart.UUID)
+                {
+                    currentpos = obPart.OffsetPosition;
+                    currentpos.X = (float)(currentpos.X * fscale);
+                    currentpos.Y = (float)(currentpos.Y * fscale);
+                    currentpos.Z = (float)(currentpos.Z * fscale);
+
+                    newSize = obPart.Scale;
+                    newSize.X = (float)(newSize.X * fscale);
+                    newSize.Y = (float)(newSize.Y * fscale);
+                    newSize.Z = (float)(newSize.Z * fscale);
+
+                    obPart.Scale = newSize;
+                    obPart.UpdateOffSet(currentpos);
+                }
+            }
+
+            if(pa != null)
+                pa.Building = false;
+
+            InvalidBoundsRadius();
+
+            HasGroupChanged = true;
+            m_rootPart.TriggerScriptChangedEvent(Changed.SCALE);
+            ScheduleGroupForFullUpdate();
+
+            if(RootPart.KeyframeMotion != null)
+                RootPart.KeyframeMotion.Resume();
+
+            return true;
+        }
+
         #endregion
 
         #region Position
-- 
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