1 files changed, 60 insertions, 2 deletions

diff --git a/indra/newview/llvoavatar.cpp b/indra/newview/llvoavatar.cpp
index b54f341c31..da0e72a6ee 100755
--- a/indra/newview/llvoavatar.cpp
+++ b/indra/newview/llvoavatar.cpp
@@ -252,6 +252,8 @@ struct LLAppearanceMessageContents
 	//U32 appearance_flags = 0;
 	std::vector<F32> mParamWeights;
 	std::vector<LLVisualParam*> mParams;
+	LLVector3 mHoverOffset;
+	bool mHoverOffsetWasSet;
 };
 
 struct LLVOAvatarChildJoint : public LLInitParam::ChoiceBlock<LLVOAvatarChildJoint>
@@ -716,7 +718,8 @@ LLVOAvatar::LLVOAvatar(const LLUUID& id,
 	mIsEditingAppearance(FALSE),
 	mUseLocalAppearance(FALSE),
 	mLastUpdateRequestCOFVersion(-1),
-	mLastUpdateReceivedCOFVersion(-1)
+	mLastUpdateReceivedCOFVersion(-1),
+	mHoverOffset(0.0, 0.0, 0.0)
 {
 	//VTResume();  // VTune
 	
@@ -772,6 +775,7 @@ LLVOAvatar::LLVOAvatar(const LLUUID& id,
 	mRuthTimer.reset();
 	mRuthDebugTimer.reset();
 	mDebugExistenceTimer.reset();
+	mLastAppearanceMessageTimer.reset();
 
     if(LLSceneMonitor::getInstance()->isEnabled())
 	{
@@ -1955,6 +1959,11 @@ U32 LLVOAvatar::processUpdateMessage(LLMessageSystem *mesgsys,
 	// Do base class updates...
 	U32 retval = LLViewerObject::processUpdateMessage(mesgsys, user_data, block_num, update_type, dp);
 
+	//LLTEContents tec;
+	//S32 te_retval = parseTEMessage(mesgsys, _PREHASH_ObjectData, block_num, tec);
+
+	LL_DEBUGS("Avatar") << avString() << update_type << LL_ENDL; 
+
 	// Print out arrival information once we have name of avatar.
 		if (has_name && getNVPair("FirstName"))
 		{
@@ -3208,6 +3217,17 @@ BOOL LLVOAvatar::updateCharacter(LLAgent &agent)
 			debug_line += llformat(" - cof rcv:%d", last_received_cof_version);
 		}
 		debug_line += llformat(" bsz-z: %f avofs-z: %f", mBodySize[2], mAvatarOffset[2]);
+		if (mHoverOffset[2] != 0.0)
+		{
+			debug_line += llformat(" hov_z: %f", mHoverOffset[2]);
+		}
+		F32 elapsed = mLastAppearanceMessageTimer.getElapsedTimeF32();
+		static const char *elapsed_chars = "Xx*...";
+		U32 bucket = U32(elapsed*2);
+		if (bucket < strlen(elapsed_chars))
+		{
+			debug_line += llformat(" %c", elapsed_chars[bucket]);
+		}
 		addDebugText(debug_line);
 	}
 	if (gSavedSettings.getBOOL("DebugAvatarCompositeBaked"))
@@ -3408,9 +3428,11 @@ BOOL LLVOAvatar::updateCharacter(LLAgent &agent)
 		// correct for the fact that the pelvis is not necessarily the center 
 		// of the agent's physical representation
 		root_pos.mdV[VZ] -= (0.5f * mBodySize.mV[VZ]) - mPelvisToFoot;
+		root_pos += LLVector3d(mHoverOffset);
 		
 		LLVector3 newPosition = gAgent.getPosAgentFromGlobal(root_pos);
 
+
 		if (newPosition != mRoot->getXform()->getWorldPosition())
 		{		
 			mRoot->touch();
@@ -3575,7 +3597,9 @@ BOOL LLVOAvatar::updateCharacter(LLAgent &agent)
 	}
 	else if (mDrawable.notNull())
 	{
-		mRoot->setPosition(mDrawable->getPosition());
+		LLVector3 pos = mDrawable->getPosition();
+		pos += mHoverOffset * mDrawable->getRotation();
+		mRoot->setPosition(pos);
 		mRoot->setRotation(mDrawable->getRotation());
 	}
 	
@@ -7117,6 +7141,17 @@ void LLVOAvatar::parseAppearanceMessage(LLMessageSystem* mesgsys, LLAppearanceMe
 		// For future use:
 		//mesgsys->getU32Fast(_PREHASH_AppearanceData, _PREHASH_Flags, appearance_flags, 0);
 	}
+
+	// Parse the AppearanceData field, if any.
+	contents.mHoverOffsetWasSet = false;
+	if (mesgsys->has(_PREHASH_AppearanceHover))
+	{
+		LLVector3 hover;
+		mesgsys->getVector3Fast(_PREHASH_AppearanceHover, _PREHASH_HoverHeight, hover);
+		LL_DEBUGS("Avatar") << avString() << " hover received " << hover.mV[ VX ] << "," << hover.mV[ VY ] << "," << hover.mV[ VZ ] << LL_ENDL;
+		contents.mHoverOffset = hover;
+		contents.mHoverOffsetWasSet = true;
+	}
 	
 	// Parse visual params, if any.
 	S32 num_blocks = mesgsys->getNumberOfBlocksFast(_PREHASH_VisualParam);
@@ -7234,6 +7269,8 @@ void LLVOAvatar::processAvatarAppearance( LLMessageSystem* mesgsys )
 		return;
 	}
 
+	mLastAppearanceMessageTimer.reset();
+
 	ESex old_sex = getSex();
 
 	LLAppearanceMessageContents contents;
@@ -7418,6 +7455,27 @@ void LLVOAvatar::processAvatarAppearance( LLMessageSystem* mesgsys )
 		}
 	}
 
+	if (isSelf())
+	{
+		LL_INFOS("Avatar") << "hover was set: " << contents.mHoverOffsetWasSet << " value_z " << contents.mHoverOffset[2] << LL_ENDL;
+	}
+	
+	if (contents.mHoverOffsetWasSet && !isSelf())
+	{
+		// Got an update for some other avatar.
+		// (Ignore updates for self because they may be out of date.)
+		mHoverOffset = contents.mHoverOffset;
+	}
+
+	if (!contents.mHoverOffsetWasSet)
+	{
+		// If we don't get a value at all, we are presumably in a
+		// region that does not support hover height.
+// FIXME RESTORE AFTER TESTING
+		LL_WARNS() << "zeroing hover because not defined in appearance message" << LL_ENDL;
+		mHoverOffset = LLVector3(0.0, 0.0, 0.0);
+	}
+
 	setCompositeUpdatesEnabled( TRUE );
 
 	// If all of the avatars are completely baked, release the global image caches to conserve memory.