8 files changed, 68 insertions, 13 deletions
diff --git a/indra/llmath/CMakeLists.txt b/indra/llmath/CMakeLists.txt
index 0614fd92ef..4c8bcdac91 100644
--- a/indra/llmath/CMakeLists.txt
+++ b/indra/llmath/CMakeLists.txt
@@ -4,6 +4,7 @@ project(llmath)
 
 include(00-Common)
 include(LLCommon)
+include(Boost)
 
 include_directories(
     ${LLCOMMON_INCLUDE_DIRS}
@@ -20,6 +21,7 @@ set(llmath_SOURCE_FILES
     llline.cpp
     llmatrix3a.cpp
     llmodularmath.cpp
+    lloctree.cpp
     llperlin.cpp
     llquaternion.cpp
     llrect.cpp
@@ -117,6 +119,11 @@ if (LL_TESTS)
     v4color.cpp
     v4coloru.cpp
     )
+  set_source_files_properties(
+    ${llmath_TEST_SOURCE_FILES}
+    PROPERTIES
+    LL_TEST_ADDITIONAL_LIBRARIES "${BOOST_THREAD_LIBRARY}"
+  )
   LL_ADD_PROJECT_UNIT_TESTS(llmath "${llmath_TEST_SOURCE_FILES}")
 
   # INTEGRATION TESTS
diff --git a/indra/llmath/llmath.h b/indra/llmath/llmath.h
index 692284e04b..e508c9a199 100644
--- a/indra/llmath/llmath.h
+++ b/indra/llmath/llmath.h
@@ -153,7 +153,7 @@ inline F64 llabs(const F64 a)
 
 inline S32 lltrunc( F32 f )
 {
-#if LL_WINDOWS && !defined( __INTEL_COMPILER )
+#if LL_WINDOWS && !defined( __INTEL_COMPILER ) && (ADDRESS_SIZE == 32)
 		// Avoids changing the floating point control word.
 		// Add or subtract 0.5 - epsilon and then round
 		const static U32 zpfp[] = { 0xBEFFFFFF, 0x3EFFFFFF };
@@ -179,7 +179,7 @@ inline S32 lltrunc( F64 f )
 
 inline S32 llfloor( F32 f )
 {
-#if LL_WINDOWS && !defined( __INTEL_COMPILER )
+#if LL_WINDOWS && !defined( __INTEL_COMPILER ) && (ADDRESS_SIZE == 32)
 		// Avoids changing the floating point control word.
 		// Accurate (unlike Stereopsis version) for all values between S32_MIN and S32_MAX and slightly faster than Stereopsis version.
 		// Add -(0.5 - epsilon) and then round
diff --git a/indra/llmath/lloctree.cpp b/indra/llmath/lloctree.cpp
new file mode 100644
index 0000000000..3fcb3a27d7
--- /dev/null
+++ b/indra/llmath/lloctree.cpp
@@ -0,0 +1,29 @@
+/** 
+ * @file lloctree.cpp
+ *
+ * $LicenseInfo:firstyear=2005&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+#include "stdtypes.h"
+
+U32 gOctreeMaxCapacity;
+F32 gOctreeMinSize;
+
diff --git a/indra/llmath/llsimdmath.h b/indra/llmath/llsimdmath.h
index cebd2ace7d..54a275633f 100644
--- a/indra/llmath/llsimdmath.h
+++ b/indra/llmath/llsimdmath.h
@@ -31,7 +31,7 @@
 #error "Please include llmath.h before this file."
 #endif
 
-#if ( ( LL_DARWIN || LL_LINUX ) && !(__SSE2__) ) || ( LL_WINDOWS && ( _M_IX86_FP < 2 ) )
+#if ( ( LL_DARWIN || LL_LINUX ) && !(__SSE2__) ) || ( LL_WINDOWS && ( _M_IX86_FP < 2 && ADDRESS_SIZE == 32 ) )
 #error SSE2 not enabled. LLVector4a and related class will not compile.
 #endif
 
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index 7a54d83b3f..274ec50f20 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -89,7 +89,7 @@ const F32 SKEW_MAX	=  0.95f;
 const F32 SCULPT_MIN_AREA = 0.002f;
 const S32 SCULPT_MIN_AREA_DETAIL = 1;
 
-extern BOOL gDebugGL;
+BOOL gDebugGL = FALSE;
 
 BOOL check_same_clock_dir( const LLVector3& pt1, const LLVector3& pt2, const LLVector3& pt3, const LLVector3& norm)
 {    
diff --git a/indra/llmath/llvolume.h b/indra/llmath/llvolume.h
index d66004cdad..bf81c978a0 100644
--- a/indra/llmath/llvolume.h
+++ b/indra/llmath/llvolume.h
@@ -199,6 +199,8 @@ const U8 LL_SCULPT_FLAG_MASK = LL_SCULPT_FLAG_INVERT | LL_SCULPT_FLAG_MIRROR;
 
 const S32 LL_SCULPT_MESH_MAX_FACES = 8;
 
+extern BOOL gDebugGL;
+
 class LLProfileParams
 {
 public:
diff --git a/indra/llmath/tests/v4math_test.cpp b/indra/llmath/tests/v4math_test.cpp
index 191ac864df..9779dfded3 100644
--- a/indra/llmath/tests/v4math_test.cpp
+++ b/indra/llmath/tests/v4math_test.cpp
@@ -355,7 +355,8 @@ namespace tut
 		val3 = z1 + (z2 - z1)* val;
 		val4 = w1 + (w2 - w1)* val;
 		LLVector4 vec4b = lerp(vec4,vec4a,val);
-		ensure("lerp failed", ((val1 ==vec4b.mV[VX])&& (val2 ==vec4b.mV[VY]) && (val3 ==vec4b.mV[VZ])&& (val4 ==vec4b.mV[VW])));	
+		LLVector4 check(val1, val2, val3, val4);
+		ensure_equals("lerp failed", check, vec4b);
 	}
 
 	template<> template<>
diff --git a/indra/llmath/v4coloru.h b/indra/llmath/v4coloru.h
index fddad34978..704ce852d9 100644
--- a/indra/llmath/v4coloru.h
+++ b/indra/llmath/v4coloru.h
@@ -47,14 +47,7 @@ class LLColor4U
 {
 public:
 
-	union
-	{
-		U8         mV[LENGTHOFCOLOR4U];
-		U32        mAll;
-		LLColor4*  mSources;
-		LLColor4U* mSourcesU;
-	};
-
+	U8 mV[LENGTHOFCOLOR4U];
 
 	LLColor4U();						// Initializes LLColor4U to (0, 0, 0, 1)
 	LLColor4U(U8 r, U8 g, U8 b);		// Initializes LLColor4U to (r, g, b, 1)
@@ -132,6 +125,9 @@ public:
 		return LLColor4(*this);
 	}
 
+	U32 asRGBA() const;
+	void fromRGBA( U32 aVal );
+
 	static LLColor4U white;
 	static LLColor4U black;
 	static LLColor4U red;
@@ -565,6 +561,26 @@ void LLColor4U::setVecScaleClamp(const LLColor3& color)
 	mV[3] = 255;
 }
 
+inline U32 LLColor4U::asRGBA() const
+{
+	// Little endian: values are swapped in memory. The original code access the array like a U32, so we need to swap here
+
+	return (mV[3] << 24) | (mV[2] << 16) | (mV[1] << 8) | mV[0];
+}
+
+inline void LLColor4U::fromRGBA( U32 aVal )
+{
+	// Little endian: values are swapped in memory. The original code access the array like a U32, so we need to swap here
+
+	mV[ 0 ] = aVal & 0xFF;
+	aVal >>= 8;
+	mV[ 1 ] = aVal & 0xFF;
+	aVal >>= 8;
+	mV[ 2 ] = aVal & 0xFF;
+	aVal >>= 8;
+	mV[ 3 ] = aVal & 0xFF;
+}
+
 
 #endif