diff --git a/indra/llcommon/llsdutil.h b/indra/llcommon/llsdutil.h
index 4740a308e..bb5765539 100644
--- a/indra/llcommon/llsdutil.h
+++ b/indra/llcommon/llsdutil.h
@@ -37,36 +37,6 @@
 
 #include "llsd.h"
 
-// vector3
-class LLVector3;
-LLSD ll_sd_from_vector3(const LLVector3& vec);
-LLVector3 ll_vector3_from_sd(const LLSD& sd, S32 start_index = 0);
-
-// vector4
-class LLVector4;
-LLSD ll_sd_from_vector4(const LLVector4& vec);
-LLVector4 ll_vector4_from_sd(const LLSD& sd, S32 start_index = 0);
-
-// vector3d (double)
-class LLVector3d;
-LLSD ll_sd_from_vector3d(const LLVector3d& vec);
-LLVector3d ll_vector3d_from_sd(const LLSD& sd, S32 start_index = 0);
-
-// vector2
-class LLVector2;
-LLSD ll_sd_from_vector2(const LLVector2& vec);
-LLVector2 ll_vector2_from_sd(const LLSD& sd);
-
-// Quaternion
-class LLQuaternion;
-LLSD ll_sd_from_quaternion(const LLQuaternion& quat);
-LLQuaternion ll_quaternion_from_sd(const LLSD& sd);
-
-// color4
-class LLColor4;
-LLSD ll_sd_from_color4(const LLColor4& c);
-LLColor4 ll_color4_from_sd(const LLSD& sd);
-
 // U32
 LL_COMMON_API LLSD ll_sd_from_U32(const U32);
 LL_COMMON_API U32 ll_U32_from_sd(const LLSD& sd);
diff --git a/indra/llinventory/llparcel.cpp b/indra/llinventory/llparcel.cpp
index 547862f81..1962b91cd 100644
--- a/indra/llinventory/llparcel.cpp
+++ b/indra/llinventory/llparcel.cpp
@@ -43,7 +43,7 @@
 #include "llsdutil.h"
 #include "lltransactiontypes.h"
 #include "lltransactionflags.h"
-#include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "message.h"
 #include "u64.h"
 
@@ -677,6 +677,7 @@ void LLParcel::packMessage(LLMessageSystem* msg)
 // Assumes we are in a block "ParcelData"
 void LLParcel::packMessage(LLSD& msg)
 {
+	// used in the viewer, the sim uses it's own packer
 	msg["local_id"] = getLocalID();
 	msg["parcel_flags"] = ll_sd_from_U32(getParcelFlags());
 	msg["sale_price"] = getSalePrice();
@@ -705,7 +706,6 @@ void LLParcel::packMessage(LLSD& msg)
 	msg["category"] = (U8)mCategory;
 	msg["auth_buyer_id"] = mAuthBuyerID;
 	msg["snapshot_id"] = mSnapshotID;
-	msg["snapshot_id"] = mSnapshotID;
 	msg["user_location"] = ll_sd_from_vector3(mUserLocation);
 	msg["user_look_at"] = ll_sd_from_vector3(mUserLookAt);
 	msg["landing_type"] = (U8)mLandingType;
diff --git a/indra/llmath/CMakeLists.txt b/indra/llmath/CMakeLists.txt
index 76e2f1dee..b1560c461 100644
--- a/indra/llmath/CMakeLists.txt
+++ b/indra/llmath/CMakeLists.txt
@@ -10,12 +10,14 @@ include_directories(
     )
 
 set(llmath_SOURCE_FILES
+    llbbox.cpp
     llbboxlocal.cpp
 	llcalc.cpp
 	llcalcparser.cpp
     llcamera.cpp
     llcoordframe.cpp
     llline.cpp
+    llmodularmath.cpp
     llperlin.cpp
     llquaternion.cpp
     llrect.cpp
@@ -41,6 +43,7 @@ set(llmath_HEADER_FILES
 
     camera.h
     coordframe.h
+    llbbox.h
     llbboxlocal.h
 	llcalc.h
 	llcalcparser.h
@@ -50,6 +53,7 @@ set(llmath_HEADER_FILES
     llinterp.h
     llline.h
     llmath.h
+    llmodularmath.h
     lloctree.h
     llperlin.h
     llplane.h
@@ -64,6 +68,7 @@ set(llmath_HEADER_FILES
     llv4vector3.h
     llvolume.h
     llvolumemgr.h
+    llsdutil_math.h
     m3math.h
     m4math.h
     raytrace.h
diff --git a/indra/llmath/llbbox.cpp b/indra/llmath/llbbox.cpp
new file mode 100644
index 000000000..0aea7190b
--- /dev/null
+++ b/indra/llmath/llbbox.cpp
@@ -0,0 +1,186 @@
+/** 
+ * @file llbbox.cpp
+ * @brief General purpose bounding box class (Not axis aligned)
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2010, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ * 
+ */
+
+
+#include "linden_common.h"
+
+// self include
+#include "llbbox.h"
+
+// library includes
+#include "m4math.h"
+
+void LLBBox::addPointLocal(const LLVector3& p)
+{
+	if (mEmpty)
+	{
+		mMinLocal = p;
+		mMaxLocal = p;
+		mEmpty = FALSE;
+	}
+	else
+	{
+		mMinLocal.mV[VX] = llmin( p.mV[VX], mMinLocal.mV[VX] );
+		mMinLocal.mV[VY] = llmin( p.mV[VY], mMinLocal.mV[VY] );
+		mMinLocal.mV[VZ] = llmin( p.mV[VZ], mMinLocal.mV[VZ] );
+		mMaxLocal.mV[VX] = llmax( p.mV[VX], mMaxLocal.mV[VX] );
+		mMaxLocal.mV[VY] = llmax( p.mV[VY], mMaxLocal.mV[VY] );
+		mMaxLocal.mV[VZ] = llmax( p.mV[VZ], mMaxLocal.mV[VZ] );
+	}
+}
+
+void LLBBox::addPointAgent( LLVector3 p)
+{
+	p -= mPosAgent;
+	p.rotVec( ~mRotation );
+	addPointLocal( p );
+}
+
+
+void LLBBox::addBBoxAgent(const LLBBox& b)
+{
+	if (mEmpty)
+	{
+		mPosAgent = b.mPosAgent;
+		mRotation = b.mRotation;
+		mMinLocal.clearVec();
+		mMaxLocal.clearVec();
+	}
+	LLVector3 vertex[8];
+	vertex[0].setVec( b.mMinLocal.mV[VX], b.mMinLocal.mV[VY], b.mMinLocal.mV[VZ] );
+	vertex[1].setVec( b.mMinLocal.mV[VX], b.mMinLocal.mV[VY], b.mMaxLocal.mV[VZ] );
+	vertex[2].setVec( b.mMinLocal.mV[VX], b.mMaxLocal.mV[VY], b.mMinLocal.mV[VZ] );
+	vertex[3].setVec( b.mMinLocal.mV[VX], b.mMaxLocal.mV[VY], b.mMaxLocal.mV[VZ] );
+	vertex[4].setVec( b.mMaxLocal.mV[VX], b.mMinLocal.mV[VY], b.mMinLocal.mV[VZ] );
+	vertex[5].setVec( b.mMaxLocal.mV[VX], b.mMinLocal.mV[VY], b.mMaxLocal.mV[VZ] );
+	vertex[6].setVec( b.mMaxLocal.mV[VX], b.mMaxLocal.mV[VY], b.mMinLocal.mV[VZ] );
+	vertex[7].setVec( b.mMaxLocal.mV[VX], b.mMaxLocal.mV[VY], b.mMaxLocal.mV[VZ] );
+
+	LLMatrix4 m( b.mRotation );
+	m.translate( b.mPosAgent );
+	m.translate( -mPosAgent );
+	m.rotate( ~mRotation );
+
+	for( S32 i=0; i<8; i++ )
+	{
+		addPointLocal( vertex[i] * m );
+	}
+}
+
+LLBBox LLBBox::getAxisAligned() const
+{
+	// no rotation = axis aligned rotation
+	LLBBox aligned(mPosAgent, LLQuaternion(), LLVector3(), LLVector3());
+
+	// add the center point so that it's not empty
+	aligned.addPointAgent(mPosAgent);
+
+	// add our BBox
+	aligned.addBBoxAgent(*this);
+
+	return aligned;
+}
+
+void LLBBox::expand( F32 delta )
+{
+	mMinLocal.mV[VX] -= delta;
+	mMinLocal.mV[VY] -= delta;
+	mMinLocal.mV[VZ] -= delta;
+	mMaxLocal.mV[VX] += delta;
+	mMaxLocal.mV[VY] += delta;
+	mMaxLocal.mV[VZ] += delta;
+}
+
+LLVector3 LLBBox::localToAgent(const LLVector3& v) const
+{
+	LLMatrix4 m( mRotation );
+	m.translate( mPosAgent );
+	return v * m;
+}
+
+LLVector3 LLBBox::agentToLocal(const LLVector3& v) const
+{
+	LLMatrix4 m;
+	m.translate( -mPosAgent );
+	m.rotate( ~mRotation );  // inverse rotation
+	return v * m;
+}
+
+LLVector3 LLBBox::localToAgentBasis(const LLVector3& v) const
+{
+	LLMatrix4 m( mRotation );
+	return v * m;
+}
+
+LLVector3 LLBBox::agentToLocalBasis(const LLVector3& v) const
+{
+	LLMatrix4 m( ~mRotation );  // inverse rotation
+	return v * m;
+}
+
+BOOL LLBBox::containsPointLocal(const LLVector3& p) const
+{
+	if (  (p.mV[VX] < mMinLocal.mV[VX])
+		||(p.mV[VX] > mMaxLocal.mV[VX])
+		||(p.mV[VY] < mMinLocal.mV[VY])
+		||(p.mV[VY] > mMaxLocal.mV[VY])
+		||(p.mV[VZ] < mMinLocal.mV[VZ])
+		||(p.mV[VZ] > mMaxLocal.mV[VZ]))
+	{
+		return FALSE;
+	}
+	return TRUE;
+}
+
+BOOL LLBBox::containsPointAgent(const LLVector3& p) const
+{
+	LLVector3 point_local = agentToLocal(p);
+	return containsPointLocal(point_local);
+}
+
+LLVector3 LLBBox::getMinAgent() const
+{
+	return localToAgent(mMinLocal);
+}
+
+LLVector3 LLBBox::getMaxAgent() const
+{
+	return localToAgent(mMaxLocal);
+}
+
+/*
+LLBBox operator*(const LLBBox &a, const LLMatrix4 &b)
+{
+	return LLBBox( a.mMin * b, a.mMax * b );
+}
+*/
diff --git a/indra/llmath/llbbox.h b/indra/llmath/llbbox.h
new file mode 100644
index 000000000..685704ccf
--- /dev/null
+++ b/indra/llmath/llbbox.h
@@ -0,0 +1,109 @@
+/** 
+ * @file llbbox.h
+ * @brief General purpose bounding box class
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2010, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ * 
+ */
+
+
+#ifndef LL_BBOX_H
+#define LL_BBOX_H
+
+#include "v3math.h"
+#include "llquaternion.h"
+
+// Note: "local space" for an LLBBox is defined relative to agent space in terms of
+// a translation followed by a rotation.  There is no scale term since the LLBBox's min and 
+// max are not necessarily symetrical and define their own extents.
+
+class LLBBox
+{
+public:
+	LLBBox() {mEmpty = TRUE;}
+	LLBBox( const LLVector3& pos_agent,
+		const LLQuaternion& rot,
+		const LLVector3& min_local,
+		const LLVector3& max_local )
+		:
+		mMinLocal( min_local ), mMaxLocal( max_local ), mPosAgent(pos_agent), mRotation( rot), mEmpty( TRUE )
+		{}
+
+	// Default copy constructor is OK.
+
+	const LLVector3&	getPositionAgent() const			{ return mPosAgent; }
+	const LLQuaternion&	getRotation() const					{ return mRotation; }
+
+	LLVector3           getMinAgent() const;
+	const LLVector3&	getMinLocal() const					{ return mMinLocal; }
+	void				setMinLocal( const LLVector3& min )	{ mMinLocal = min; }
+
+	LLVector3           getMaxAgent() const;
+	const LLVector3&	getMaxLocal() const					{ return mMaxLocal; }
+	void				setMaxLocal( const LLVector3& max )	{ mMaxLocal = max; }
+
+	LLVector3			getCenterLocal() const				{ return (mMaxLocal - mMinLocal) * 0.5f + mMinLocal; }
+	LLVector3			getCenterAgent() const				{ return localToAgent( getCenterLocal() ); }
+
+	LLVector3			getExtentLocal() const				{ return mMaxLocal - mMinLocal; }
+
+	BOOL				containsPointLocal(const LLVector3& p) const;
+	BOOL				containsPointAgent(const LLVector3& p) const;
+
+	void				addPointAgent(LLVector3 p);
+	void				addBBoxAgent(const LLBBox& b);
+	
+	void				addPointLocal(const LLVector3& p);
+	void				addBBoxLocal(const LLBBox& b) {	addPointLocal( b.mMinLocal ); addPointLocal( b.mMaxLocal ); }
+
+	void				expand( F32 delta );
+
+	LLVector3			localToAgent( const LLVector3& v ) const;
+	LLVector3			agentToLocal( const LLVector3& v ) const;
+
+	// Changes rotation but not position
+	LLVector3			localToAgentBasis(const LLVector3& v) const;
+	LLVector3			agentToLocalBasis(const LLVector3& v) const;
+
+	// Get the smallest possible axis aligned bbox that contains this bbox
+	LLBBox              getAxisAligned() const;
+
+//	friend LLBBox operator*(const LLBBox& a, const LLMatrix4& b);
+
+private:
+	LLVector3			mMinLocal;
+	LLVector3			mMaxLocal;
+	LLVector3			mPosAgent;  // Position relative to Agent's Region
+	LLQuaternion		mRotation;
+	BOOL				mEmpty;		// Nothing has been added to this bbox yet
+};
+
+//LLBBox operator*(const LLBBox &a, const LLMatrix4 &b);
+
+
+#endif  // LL_BBOX_H
diff --git a/indra/llmath/llmodularmath.cpp b/indra/llmath/llmodularmath.cpp
new file mode 100644
index 000000000..e2d573fb0
--- /dev/null
+++ b/indra/llmath/llmodularmath.cpp
@@ -0,0 +1,38 @@
+/** 
+ * @file llmodularmath.cpp
+ * @brief LLModularMath class implementation
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2010, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ * 
+ */
+
+
+#include "linden_common.h"
+
+// implementation is all in the header, this include dep ensures the unit test is rerun if the implementation changes.
+#include "llmodularmath.h"
diff --git a/indra/llmath/llsdutil_math.h b/indra/llmath/llsdutil_math.h
new file mode 100644
index 000000000..3644cab35
--- /dev/null
+++ b/indra/llmath/llsdutil_math.h
@@ -0,0 +1,72 @@
+/** 
+ * @file llsdutil_math.h
+ * @author Brad
+ * @date 2009-05-19
+ * @brief Utility classes, functions, etc, for using structured data with math classes.
+ *
+ * $LicenseInfo:firstyear=2009&license=viewergpl$
+ * 
+ * Copyright (c) 2009-2010, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ * 
+ */
+
+
+#ifndef LL_LLSDUTIL_MATH_H
+#define LL_LLSDUTIL_MATH_H
+
+class LL_COMMON_API LLSD;
+
+// vector3
+class LLVector3;
+LLSD ll_sd_from_vector3(const LLVector3& vec);
+LLVector3 ll_vector3_from_sd(const LLSD& sd, S32 start_index = 0);
+
+// vector4
+class LLVector4;
+LLSD ll_sd_from_vector4(const LLVector4& vec);
+LLVector4 ll_vector4_from_sd(const LLSD& sd, S32 start_index = 0);
+
+// vector3d (double)
+class LLVector3d;
+LLSD ll_sd_from_vector3d(const LLVector3d& vec);
+LLVector3d ll_vector3d_from_sd(const LLSD& sd, S32 start_index = 0);
+
+// vector2
+class LLVector2;
+LLSD ll_sd_from_vector2(const LLVector2& vec);
+LLVector2 ll_vector2_from_sd(const LLSD& sd);
+
+// Quaternion
+class LLQuaternion;
+LLSD ll_sd_from_quaternion(const LLQuaternion& quat);
+LLQuaternion ll_quaternion_from_sd(const LLSD& sd);
+
+// color4
+class LLColor4;
+LLSD ll_sd_from_color4(const LLColor4& c);
+LLColor4 ll_color4_from_sd(const LLSD& sd);
+
+#endif // LL_LLSDUTIL_MATH_H
diff --git a/indra/llmessage/llinstantmessage.cpp b/indra/llmessage/llinstantmessage.cpp
index 3205ddfae..daeffb68f 100644
--- a/indra/llmessage/llinstantmessage.cpp
+++ b/indra/llmessage/llinstantmessage.cpp
@@ -40,7 +40,7 @@
 #include "lluuid.h"
 #include "llsd.h"
 #include "llsdserialize.h"
-#include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "llmemory.h"
 #include "message.h"
 
diff --git a/indra/llmessage/llpartdata.cpp b/indra/llmessage/llpartdata.cpp
index 485bc6aa4..9376cde7b 100644
--- a/indra/llmessage/llpartdata.cpp
+++ b/indra/llmessage/llpartdata.cpp
@@ -39,6 +39,8 @@
 #include "v4coloru.h"
 
 #include "llsdutil.h"
+#include "llsdutil_math.h"
+
 
 
 const S32 PS_PART_DATA_BLOCK_SIZE = 4 + 2 + 4 + 4 + 2 + 2; // 18
diff --git a/indra/llmessage/llsdmessagebuilder.cpp b/indra/llmessage/llsdmessagebuilder.cpp
index 21937f022..6e41b0389 100755
--- a/indra/llmessage/llsdmessagebuilder.cpp
+++ b/indra/llmessage/llsdmessagebuilder.cpp
@@ -37,6 +37,7 @@
 #include "llmessagetemplate.h"
 #include "llquaternion.h"
 #include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "llsdserialize.h"
 #include "u64.h"
 #include "v3dmath.h"
diff --git a/indra/llmessage/llsdmessagereader.cpp b/indra/llmessage/llsdmessagereader.cpp
index e699ec9e2..845a12d23 100755
--- a/indra/llmessage/llsdmessagereader.cpp
+++ b/indra/llmessage/llsdmessagereader.cpp
@@ -38,6 +38,7 @@
 #include "llsdmessagebuilder.h"
 #include "llsdutil.h"
 
+#include "llsdutil_math.h"
 #include "v3math.h"
 #include "v4math.h"
 #include "v3dmath.h"
diff --git a/indra/llprimitive/llprimitive.cpp b/indra/llprimitive/llprimitive.cpp
index f1224b3d4..1b5de9d6a 100644
--- a/indra/llprimitive/llprimitive.cpp
+++ b/indra/llprimitive/llprimitive.cpp
@@ -43,7 +43,7 @@
 #include "llvolumemgr.h"
 #include "llstring.h"
 #include "lldatapacker.h"
-#include "llsdutil.h"
+#include "llsdutil_math.h"
 
 /**
  * exported constants
diff --git a/indra/llprimitive/lltextureentry.cpp b/indra/llprimitive/lltextureentry.cpp
index 14b45443d..44db39438 100644
--- a/indra/llprimitive/lltextureentry.cpp
+++ b/indra/llprimitive/lltextureentry.cpp
@@ -33,7 +33,7 @@
 #include "linden_common.h"
 
 #include "lltextureentry.h"
-#include "llsdutil.h"
+#include "llsdutil_math.h"
 
 const U8 DEFAULT_BUMP_CODE = 0;  // no bump or shininess
 
diff --git a/indra/newview/llfloaterexport.cpp b/indra/newview/llfloaterexport.cpp
index 2d1cfc29f..ded17cdf0 100644
--- a/indra/newview/llfloaterexport.cpp
+++ b/indra/newview/llfloaterexport.cpp
@@ -4,6 +4,7 @@
 #include "llfloaterexport.h"
 #include "lluictrlfactory.h"
 #include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "llsdserialize.h"
 #include "llselectmgr.h"
 #include "llscrolllistctrl.h"
diff --git a/indra/newview/llfloaterteleport.cpp b/indra/newview/llfloaterteleport.cpp
index c298fb412..df2226be2 100644
--- a/indra/newview/llfloaterteleport.cpp
+++ b/indra/newview/llfloaterteleport.cpp
@@ -42,6 +42,7 @@
 #include "llfloaterchat.h"
 #include "llsdserialize.h"
 #include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "lluictrlfactory.h" // builds floaters from XML
 #include "llurlhistory.h"
 #include "lluserauth.h"      // for saving placeavatarresponder result
diff --git a/indra/newview/llimportobject.cpp b/indra/newview/llimportobject.cpp
index d2f489818..99f874c46 100644
--- a/indra/newview/llimportobject.cpp
+++ b/indra/newview/llimportobject.cpp
@@ -7,7 +7,7 @@
 #include "llviewerprecompiledheaders.h"
 #include "llimportobject.h"
 #include "llsdserialize.h"
-#include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "llviewerobject.h"
 #include "llagent.h"
 #include "llchat.h"
diff --git a/indra/newview/llimview.cpp b/indra/newview/llimview.cpp
index b97179775..1f7f1bb04 100644
--- a/indra/newview/llimview.cpp
+++ b/indra/newview/llimview.cpp
@@ -39,7 +39,7 @@
 #include "llerror.h"
 #include "llbutton.h"
 #include "llhttpclient.h"
-#include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "llstring.h"
 #include "lluictrlfactory.h"
 
diff --git a/indra/newview/llpanelplace.cpp b/indra/newview/llpanelplace.cpp
index c72677761..35499f581 100644
--- a/indra/newview/llpanelplace.cpp
+++ b/indra/newview/llpanelplace.cpp
@@ -57,6 +57,7 @@
 //#include "llviewermenu.h"	// create_landmark()
 #include "llweb.h"
 #include "llsdutil.h"
+#include "llsdutil_math.h"
 
 #include "hippogridmanager.h"
 
diff --git a/indra/newview/llstartup.cpp b/indra/newview/llstartup.cpp
index 0ac158db4..6f3b47354 100644
--- a/indra/newview/llstartup.cpp
+++ b/indra/newview/llstartup.cpp
@@ -74,7 +74,7 @@
 #include "llregionhandle.h"
 #include "llsd.h"
 #include "llsdserialize.h"
-#include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "llsecondlifeurls.h"
 #include "llstring.h"
 #include "lluserrelations.h"
diff --git a/indra/newview/llviewerparcelmgr.cpp b/indra/newview/llviewerparcelmgr.cpp
index 51cc23616..e7184fe24 100644
--- a/indra/newview/llviewerparcelmgr.cpp
+++ b/indra/newview/llviewerparcelmgr.cpp
@@ -58,6 +58,7 @@
 #include "llparcelselection.h"
 #include "llresmgr.h"
 #include "llsdutil.h"
+#include "llsdutil_math.h"
 #include "llstatusbar.h"
 #include "llui.h"
 #include "llviewerimage.h"