diff --git a/library/PolyVoxCore/include/PolyVoxCore/LargeVolumeSampler.inl b/library/PolyVoxCore/include/PolyVoxCore/LargeVolumeSampler.inl
index 530fafc0..b6f3fc4f 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/LargeVolumeSampler.inl
+++ b/library/PolyVoxCore/include/PolyVoxCore/LargeVolumeSampler.inl
@@ -21,10 +21,12 @@ freely, subject to the following restrictions:
     distribution. 	
 *******************************************************************************/
 
-#define BORDER_LOW(x) ((( x >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != x)
-#define BORDER_HIGH(x) ((( (x+1) >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != (x+1))
-//#define BORDER_LOW(x) (( x % mVolume->m_uBlockSideLength) != 0)
-//#define BORDER_HIGH(x) (( x % mVolume->m_uBlockSideLength) != mVolume->m_uBlockSideLength - 1)
+#define CAN_GO_NEG_X(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getX()) && (val % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_POS_X(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getX()) && ((val + 1) % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_NEG_Y(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getY()) && (val % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_POS_Y(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getY()) && ((val + 1) % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_NEG_Z(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getZ()) && (val % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_POS_Z(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getZ()) && ((val + 1) % this->mVolume->m_uBlockSideLength != 0))
 
 namespace PolyVox
 {
@@ -280,7 +282,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx1ny1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) && 	BORDER_LOW(this->mXPosInVolume) && BORDER_LOW(this->mYPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_NEG_Y(this->mYPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 - this->mVolume->m_uBlockSideLength - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -290,7 +292,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx1ny0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && 	BORDER_LOW(this->mXPosInVolume) && BORDER_LOW(this->mYPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_NEG_Y(this->mYPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 - this->mVolume->m_uBlockSideLength);
 		}
@@ -300,7 +302,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx1ny1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && 	BORDER_LOW(this->mXPosInVolume) && BORDER_LOW(this->mYPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_NEG_Y(this->mYPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 - this->mVolume->m_uBlockSideLength + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -310,7 +312,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx0py1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) && 	BORDER_LOW(this->mXPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -320,7 +322,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx0py0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mXPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1);
 		}
@@ -330,7 +332,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx0py1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mXPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -340,7 +342,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx1py1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mXPosInVolume) && BORDER_HIGH(this->mYPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_POS_Y(this->mYPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 + this->mVolume->m_uBlockSideLength - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -350,7 +352,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx1py0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mXPosInVolume) && BORDER_HIGH(this->mYPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_POS_Y(this->mYPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 + this->mVolume->m_uBlockSideLength);
 		}
@@ -360,7 +362,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1nx1py1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mXPosInVolume) && BORDER_HIGH(this->mYPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_X(this->mXPosInVolume) && CAN_GO_POS_Y(this->mYPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - 1 + this->mVolume->m_uBlockSideLength + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -372,7 +374,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px1ny1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mYPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_Y(this->mYPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - this->mVolume->m_uBlockSideLength - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -382,7 +384,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px1ny0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mYPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_Y(this->mYPosInVolume) )
 		{
 			return *(mCurrentVoxel - this->mVolume->m_uBlockSideLength);
 		}
@@ -392,7 +394,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px1ny1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mYPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_Y(this->mYPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - this->mVolume->m_uBlockSideLength + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -402,7 +404,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px0py1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) &&  BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -422,7 +424,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px0py1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -432,7 +434,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px1py1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mYPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_Y(this->mYPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + this->mVolume->m_uBlockSideLength - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -442,7 +444,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px1py0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mYPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_Y(this->mYPosInVolume) )
 		{
 			return *(mCurrentVoxel + this->mVolume->m_uBlockSideLength);
 		}
@@ -452,7 +454,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel0px1py1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mYPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_Y(this->mYPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + this->mVolume->m_uBlockSideLength + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -464,7 +466,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px1ny1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_LOW(this->mYPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_NEG_Y(this->mYPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 - this->mVolume->m_uBlockSideLength - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -474,7 +476,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px1ny0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_LOW(this->mYPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_NEG_Y(this->mYPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 - this->mVolume->m_uBlockSideLength);
 		}
@@ -484,7 +486,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px1ny1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_LOW(this->mYPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_NEG_Y(this->mYPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 - this->mVolume->m_uBlockSideLength + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -494,7 +496,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px0py1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -504,7 +506,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px0py0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1);
 		}
@@ -514,7 +516,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px0py1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -524,7 +526,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px1py1nz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_HIGH(this->mYPosInVolume) && BORDER_LOW(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_POS_Y(this->mYPosInVolume) && CAN_GO_NEG_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 + this->mVolume->m_uBlockSideLength - this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -534,7 +536,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px1py0pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_HIGH(this->mYPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_POS_Y(this->mYPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 + this->mVolume->m_uBlockSideLength);
 		}
@@ -544,7 +546,7 @@ namespace PolyVox
 	template <typename VoxelType>
 	VoxelType LargeVolume<VoxelType>::Sampler::peekVoxel1px1py1pz(void) const
 	{
-		if((this->isCurrentPositionValid()) && BORDER_HIGH(this->mXPosInVolume) && BORDER_HIGH(this->mYPosInVolume) && BORDER_HIGH(this->mZPosInVolume) )
+		if((this->isCurrentPositionValid()) && CAN_GO_POS_X(this->mXPosInVolume) && CAN_GO_POS_Y(this->mYPosInVolume) && CAN_GO_POS_Z(this->mZPosInVolume) )
 		{
 			return *(mCurrentVoxel + 1 + this->mVolume->m_uBlockSideLength + this->mVolume->m_uBlockSideLength*this->mVolume->m_uBlockSideLength);
 		}
@@ -552,5 +554,9 @@ namespace PolyVox
 	}
 }
 
-#undef BORDER_LOW
-#undef BORDER_HIGH
+#undef CAN_GO_NEG_X
+#undef CAN_GO_POS_X
+#undef CAN_GO_NEG_Y
+#undef CAN_GO_POS_Y
+#undef CAN_GO_NEG_Z
+#undef CAN_GO_POS_Z
diff --git a/library/PolyVoxCore/include/PolyVoxCore/SimpleVolumeSampler.inl b/library/PolyVoxCore/include/PolyVoxCore/SimpleVolumeSampler.inl
index d324b966..8e8deddf 100644
--- a/library/PolyVoxCore/include/PolyVoxCore/SimpleVolumeSampler.inl
+++ b/library/PolyVoxCore/include/PolyVoxCore/SimpleVolumeSampler.inl
@@ -21,17 +21,12 @@ freely, subject to the following restrictions:
     distribution. 	
 *******************************************************************************/
 
-#define BORDER_LOW(x) ((( x >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != x)
-#define BORDER_HIGH(x) ((( (x+1) >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != (x+1))
-//#define BORDER_LOW(x) (( x % this->mVolume->m_uBlockSideLength) != 0)
-//#define BORDER_HIGH(x) (( x % this->mVolume->m_uBlockSideLength) != this->mVolume->m_uBlockSideLength - 1)
-
-#define CAN_GO_NEG_X(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getX()) && ((( val >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != val))
-#define CAN_GO_POS_X(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getX()) && ((( (val+1) >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != (val+1)))
-#define CAN_GO_NEG_Y(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getY()) && ((( val >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != val))
-#define CAN_GO_POS_Y(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getY()) && ((( (val+1) >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != (val+1)))
-#define CAN_GO_NEG_Z(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getZ()) && ((( val >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != val))
-#define CAN_GO_POS_Z(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getZ()) && ((( (val+1) >> this->mVolume->m_uBlockSideLengthPower) << this->mVolume->m_uBlockSideLengthPower) != (val+1)))
+#define CAN_GO_NEG_X(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getX()) && (val % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_POS_X(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getX()) && ((val + 1) % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_NEG_Y(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getY()) && (val % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_POS_Y(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getY()) && ((val + 1) % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_NEG_Z(val) ((val > this->mVolume->getEnclosingRegion().getLowerCorner().getZ()) && (val % this->mVolume->m_uBlockSideLength != 0))
+#define CAN_GO_POS_Z(val) ((val < this->mVolume->getEnclosingRegion().getUpperCorner().getZ()) && ((val + 1) % this->mVolume->m_uBlockSideLength != 0))
 
 namespace PolyVox
 {
@@ -584,6 +579,3 @@ namespace PolyVox
 #undef CAN_GO_POS_Y
 #undef CAN_GO_NEG_Z
 #undef CAN_GO_POS_Z
-
-#undef BORDER_LOW
-#undef BORDER_HIGH
diff --git a/tests/testvolume.cpp b/tests/testvolume.cpp
index 8913d915..47130f95 100644
--- a/tests/testvolume.cpp
+++ b/tests/testvolume.cpp
@@ -331,23 +331,23 @@ void TestVolume::testSimpleVolumeSamplers()
 
 void TestVolume::testLargeVolumeDirectAccess()
 {
-	/*int32_t result = 0;
+	int32_t result = 0;
 	QBENCHMARK
 	{
 		result = testDirectAccessWithWrapping(m_pLargeVolume);
 	}
-	QCOMPARE(result, static_cast<int32_t>(-601818385)); //FXME - Wrong value?!*/
+	QCOMPARE(result, static_cast<int32_t>(-928601007));
 }
 
 void TestVolume::testLargeVolumeSamplers()
 {
 	int32_t result = 0;
 	
-	/*QBENCHMARK
+	QBENCHMARK
 	{
 		result = testSamplersWithWrapping(m_pLargeVolume);
 	}
-	QCOMPARE(result, static_cast<int32_t>(-601818385)); //FXME - Wrong value?!*/
+	QCOMPARE(result, static_cast<int32_t>(-928601007));
 }
 
 QTEST_MAIN(TestVolume)