Allow default animation to be stopped to be replaced with another one.

Fixes Mantis #6327

2 files changed, 29 insertions, 16 deletions

diff --git a/OpenSim/Region/Framework/Scenes/Animation/AnimationSet.cs b/OpenSim/Region/Framework/Scenes/Animation/AnimationSet.cs
index 33041e9..ad421ee 100644
--- a/OpenSim/Region/Framework/Scenes/Animation/AnimationSet.cs
+++ b/OpenSim/Region/Framework/Scenes/Animation/AnimationSet.cs
@@ -87,7 +87,7 @@ namespace OpenSim.Region.Framework.Scenes.Animation
             {
                 if (m_defaultAnimation.AnimID == animID)
                 {
-                    ResetDefaultAnimation();
+                    m_defaultAnimation = new OpenSim.Framework.Animation(UUID.Zero, 1, UUID.Zero);
                 }
                 else if (HasAnimation(animID))
                 {
@@ -149,19 +149,26 @@ namespace OpenSim.Region.Framework.Scenes.Animation
         {
             lock (m_animations)
             {
-                animIDs = new UUID[m_animations.Count + 1];
-                sequenceNums = new int[m_animations.Count + 1];
-                objectIDs = new UUID[m_animations.Count + 1];
+                int defaultSize = 0;
+                if (m_defaultAnimation.AnimID != UUID.Zero)
+                    defaultSize++;
 
-                animIDs[0] = m_defaultAnimation.AnimID;
-                sequenceNums[0] = m_defaultAnimation.SequenceNum;
-                objectIDs[0] = m_defaultAnimation.ObjectID;
+                animIDs = new UUID[m_animations.Count + defaultSize];
+                sequenceNums = new int[m_animations.Count + defaultSize];
+                objectIDs = new UUID[m_animations.Count + defaultSize];
+
+                if (m_defaultAnimation.AnimID != UUID.Zero)
+                {
+                    animIDs[0] = m_defaultAnimation.AnimID;
+                    sequenceNums[0] = m_defaultAnimation.SequenceNum;
+                    objectIDs[0] = m_defaultAnimation.ObjectID;
+                }
 
                 for (int i = 0; i < m_animations.Count; ++i)
                 {
-                    animIDs[i + 1] = m_animations[i].AnimID;
-                    sequenceNums[i + 1] = m_animations[i].SequenceNum;
-                    objectIDs[i + 1] = m_animations[i].ObjectID;
+                    animIDs[i + defaultSize] = m_animations[i].AnimID;
+                    sequenceNums[i + defaultSize] = m_animations[i].SequenceNum;
+                    objectIDs[i + defaultSize] = m_animations[i].ObjectID;
                 }
             }
         }
diff --git a/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs b/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs
index ff53f45..bb33f07 100644
--- a/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs
+++ b/OpenSim/Region/Framework/Scenes/Animation/ScenePresenceAnimator.cs
@@ -408,13 +408,19 @@ namespace OpenSim.Region.Framework.Scenes.Animation
         {
             lock (m_animations)
             {
-                CurrentMovementAnimation = DetermineMovementAnimation();
+                string newMovementAnimation = DetermineMovementAnimation();
+                if (CurrentMovementAnimation != newMovementAnimation)
+                {
+                    CurrentMovementAnimation = DetermineMovementAnimation();
 
-//                m_log.DebugFormat(
-//                    "[SCENE PRESENCE ANIMATOR]: Determined animation {0} for {1} in UpdateMovementAnimations()",
-//                    CurrentMovementAnimation, m_scenePresence.Name);
+//                    m_log.DebugFormat(
+//                        "[SCENE PRESENCE ANIMATOR]: Determined animation {0} for {1} in UpdateMovementAnimations()",
+//                        CurrentMovementAnimation, m_scenePresence.Name);
 
-                TrySetMovementAnimation(CurrentMovementAnimation);
+                    // Only set it if it's actually changed, give a script
+                    // a chance to stop a default animation
+                    TrySetMovementAnimation(CurrentMovementAnimation);
+                }
             }
         }
 
@@ -536,4 +542,4 @@ namespace OpenSim.Region.Framework.Scenes.Animation
             SendAnimPack(animIDs, sequenceNums, objectIDs);
         }
     }
-}
\ No newline at end of file
+}