3 files changed, 8 insertions, 1 deletions
diff --git a/indra/llmath/llrect.h b/indra/llmath/llrect.h
index 00a1b03335..e7b15dcc58 100644
--- a/indra/llmath/llrect.h
+++ b/indra/llmath/llrect.h
@@ -215,7 +215,12 @@ public:
 		mLeft = llmin(mLeft, mRight);
 		mBottom = llmin(mBottom, mTop);
 	}
-	
+
+	bool isNull() const
+	{
+		return mLeft == mRight || mBottom == mTop;
+	}
+
 	void unionWith(const LLRectBase &other)
 	{
 		mLeft = llmin(mLeft, other.mLeft);
diff --git a/indra/llmath/v3color.h b/indra/llmath/v3color.h
index b80fa069c7..d09af7a8c4 100644
--- a/indra/llmath/v3color.h
+++ b/indra/llmath/v3color.h
@@ -163,6 +163,7 @@ inline LLColor3::LLColor3(F32 r, F32 g, F32 b)
 	mV[VZ] = b;
 }
 
+
 inline LLColor3::LLColor3(const F32 *vec)
 {
 	mV[VX] = vec[VX];
diff --git a/indra/llmath/v4color.h b/indra/llmath/v4color.h
index 1e6232fc9d..0514870ef6 100644
--- a/indra/llmath/v4color.h
+++ b/indra/llmath/v4color.h
@@ -260,6 +260,7 @@ inline LLColor4::LLColor4(U32 clr)
 	mV[VW] = (clr>>24) * (1.0f/255.0f);
 }
 
+
 inline LLColor4::LLColor4(const F32 *vec)
 {
 	mV[VX] = vec[VX];