SH-4146 FIX petite avatars can't touch the ground

adjusted avatar hover limits to make sure that they are not forced to
go above the default

1 files changed, 10 insertions, 1 deletions

diff --git a/indra/llappearance/llavatarappearance.cpp b/indra/llappearance/llavatarappearance.cpp
index 0a15f06bfd..0abe9ccb87 100644
--- a/indra/llappearance/llavatarappearance.cpp
+++ b/indra/llappearance/llavatarappearance.cpp
@@ -491,12 +491,21 @@ void LLAvatarAppearance::computeBodySize()
 	// Certain configurations of avatars can force the overall height (with offset) to go negative.
 	// Enforce a constraint to make sure we don't go below 0.1 meters.
 	// Camera positioning and other things start to break down when your avatar is "walking" while being fully underground
-	if (new_body_size.mV[VZ] + mAvatarOffset.mV[VZ] < 1.1f) 
+	if (new_body_size.mV[VZ] + mAvatarOffset.mV[VZ] < 1.1f && mAvatarOffset.mV[VZ] < 0.0f) 
 	{
 		mAvatarOffset.mV[VZ] = -(new_body_size.mV[VZ] - 1.11f); // avoid floating point rounding making the above check continue to fail.
 
 		llassert(new_body_size.mV[VZ] + mAvatarOffset.mV[VZ] >= 1.1f);
 
+	
+		// some mesh avatars force the default height to be less than 1.1 meters. Do not force hover to be positive.
+		// This will allow them to appear to be on the ground, even if the server forces their physics shape to be 
+		// taller than their visual representation.
+		if (mAvatarOffset.mV[VZ] > 0.0f) 
+		{
+			mAvatarOffset.mV[VZ] = 0.0f;
+		}
+
 		if (mWearableData && isSelf()) 
 		{
 			LLWearable* shape = mWearableData->getWearable(LLWearableType::WT_SHAPE, 0);