From e16ea21dc8a710237ade8413207f58d403c616a3 Mon Sep 17 00:00:00 2001
From: Joe Ludwig <joe@valvesoftware.com>
Date: Wed, 17 Jul 2013 18:26:59 -0700
Subject: * Added support for building shaders in your mod * Added nav mesh
 support * fixed many warnings and misc bugs * Fixed the create*projects
 scripts in mp * Added a bunch of stuff to .gitignore

---
 mp/src/public/studio_virtualmodel.cpp | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'mp/src/public/studio_virtualmodel.cpp')

diff --git a/mp/src/public/studio_virtualmodel.cpp b/mp/src/public/studio_virtualmodel.cpp
index 748ed3b2..269e7cdf 100644
--- a/mp/src/public/studio_virtualmodel.cpp
+++ b/mp/src/public/studio_virtualmodel.cpp
@@ -572,4 +572,23 @@ void virtualmodel_t::AppendIKLocks( int group, const studiohdr_t *pStudioHdr )
 	}
 
 	m_iklock = iklock;
+
+	// copy knee directions for uninitialized knees
+	if ( group != 0 )
+	{
+		studiohdr_t *pBaseHdr = (studiohdr_t *)m_group[ 0 ].GetStudioHdr();
+		if ( pStudioHdr->numikchains == pBaseHdr->numikchains )
+		{
+			for (j = 0; j < pStudioHdr->numikchains; j++)
+			{
+				if ( pBaseHdr->pIKChain( j )->pLink(0)->kneeDir.LengthSqr() == 0.0f )
+				{
+					if ( pStudioHdr->pIKChain( j )->pLink(0)->kneeDir.LengthSqr() > 0.0f )
+					{
+						pBaseHdr->pIKChain( j )->pLink(0)->kneeDir = pStudioHdr->pIKChain( j )->pLink(0)->kneeDir;
+					}
+				}
+			}
+		}
+	}
 }
-- 
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