Lots of experimentation yielded a fair approximation of a hip offset from the

physical center of an avatar, for display purposes. This should keep the
avatar feet above ground visually in most cases. Tweaked for both height
extremes and various leg lengths. Improvements welcome

1 files changed, 8 insertions, 1 deletions

diff --git a/OpenSim/Region/Environment/Scenes/ScenePresence.cs b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
index af17fac..c91027c 100644
--- a/OpenSim/Region/Environment/Scenes/ScenePresence.cs
+++ b/OpenSim/Region/Environment/Scenes/ScenePresence.cs
@@ -759,7 +759,7 @@ namespace OpenSim.Region.Environment.Scenes
             }
 
             float posZLimit = (float)m_scene.GetLandHeight((int)pos.X, (int)pos.Y);
-            float newPosZ = posZLimit + localAVHeight;
+            float newPosZ = posZLimit + localAVHeight / 2;
             if (posZLimit >= (pos.Z - (localAVHeight / 2)) && !(Single.IsInfinity(newPosZ) || Single.IsNaN(newPosZ)))
             {
                 pos.Z = newPosZ;
@@ -1752,6 +1752,7 @@ namespace OpenSim.Region.Environment.Scenes
             Vector3 pos = m_pos;
             Vector3 vel = Velocity;
             Quaternion rot = m_bodyRot;
+            pos.Z -= m_appearance.HipOffset;
             remoteClient.SendAvatarTerseUpdate(m_regionHandle, (ushort)(m_scene.TimeDilation * (float)ushort.MaxValue), LocalId, new Vector3(pos.X, pos.Y, pos.Z),
                                                new Vector3(vel.X, vel.Y, vel.Z), rot);
 
@@ -1835,6 +1836,9 @@ namespace OpenSim.Region.Environment.Scenes
             // Note: because Quaternion is a struct, it can't be null
             Quaternion rot = m_bodyRot;
 
+            Vector3 pos = m_pos;
+            pos.Z -= m_appearance.HipOffset;
+
             remoteAvatar.m_controllingClient.SendAvatarData(m_regionInfo.RegionHandle, m_firstname, m_lastname, m_grouptitle, m_uuid,
                                                             LocalId, m_pos, m_appearance.Texture.ToBytes(),
                                                             m_parentID, rot);
@@ -1900,6 +1904,9 @@ namespace OpenSim.Region.Environment.Scenes
             // Note: because Quaternion is a struct, it can't be null
             Quaternion rot = m_bodyRot;
 
+            Vector3 pos = m_pos;
+            pos.Z -= m_appearance.HipOffset;
+
             m_controllingClient.SendAvatarData(m_regionInfo.RegionHandle, m_firstname, m_lastname, m_grouptitle, m_uuid, LocalId,
                                                m_pos, m_appearance.Texture.ToBytes(), m_parentID, rot);