diff --git a/src/gl/textures/gl_texture.cpp b/src/gl/textures/gl_texture.cpp
index 76477c738..b671edbf7 100644
--- a/src/gl/textures/gl_texture.cpp
+++ b/src/gl/textures/gl_texture.cpp
@@ -167,50 +167,6 @@ void gl_GenerateGlobalBrightmapFromColormap()
 	}
 }
 
-//===========================================================================
-//
-// averageColor
-//  input is RGBA8 pixel format.
-//	The resulting RGB color can be scaled uniformly so that the highest 
-//	component becomes one.
-//
-//===========================================================================
-static PalEntry averageColor(const uint32_t *data, int size, int maxout)
-{
-	int				i;
-	unsigned int	r, g, b;
-
-
-
-	// First clear them.
-	r = g = b = 0;
-	if (size==0) 
-	{
-		return PalEntry(255,255,255);
-	}
-	for(i = 0; i < size; i++)
-	{
-		r += BPART(data[i]);
-		g += GPART(data[i]);
-		b += RPART(data[i]);
-	}
-
-	r = r/size;
-	g = g/size;
-	b = b/size;
-
-	int maxv=MAX(MAX(r,g),b);
-
-	if(maxv && maxout)
-	{
-		r = Scale(r, maxout, maxv);
-		g = Scale(g, maxout, maxv);
-		b = Scale(b, maxout, maxv);
-	}
-	return PalEntry(255,r,g,b);
-}
-
-
 
 //==========================================================================
 //
diff --git a/src/textures/texture.cpp b/src/textures/texture.cpp
index 2d7cc9486..162d0ca43 100644
--- a/src/textures/texture.cpp
+++ b/src/textures/texture.cpp
@@ -848,40 +848,37 @@ void FTexture::SetScaledSize(int fitwidth, int fitheight)
 //
 //===========================================================================
 
-namespace
+PalEntry FTexture::averageColor(const uint32_t *data, int size, int maxout)
 {
-	PalEntry averageColor(const uint32_t *data, int size, int maxout)
+	int				i;
+	unsigned int	r, g, b;
+
+	// First clear them.
+	r = g = b = 0;
+	if (size == 0)
 	{
-		int				i;
-		unsigned int	r, g, b;
-
-		// First clear them.
-		r = g = b = 0;
-		if (size == 0)
-		{
-			return PalEntry(255, 255, 255);
-		}
-		for (i = 0; i < size; i++)
-		{
-			b += BPART(data[i]);
-			g += GPART(data[i]);
-			r += RPART(data[i]);
-		}
-
-		r = r / size;
-		g = g / size;
-		b = b / size;
-
-		int maxv = MAX(MAX(r, g), b);
-
-		if (maxv && maxout)
-		{
-			r = Scale(r, maxout, maxv);
-			g = Scale(g, maxout, maxv);
-			b = Scale(b, maxout, maxv);
-		}
-		return PalEntry(255, r, g, b);
+		return PalEntry(255, 255, 255);
 	}
+	for (i = 0; i < size; i++)
+	{
+		b += BPART(data[i]);
+		g += GPART(data[i]);
+		r += RPART(data[i]);
+	}
+
+	r = r / size;
+	g = g / size;
+	b = b / size;
+
+	int maxv = MAX(MAX(r, g), b);
+
+	if (maxv && maxout)
+	{
+		r = ::Scale(r, maxout, maxv);
+		g = ::Scale(g, maxout, maxv);
+		b = ::Scale(b, maxout, maxv);
+	}
+	return PalEntry(255, r, g, b);
 }
 
 PalEntry FTexture::GetSkyCapColor(bool bottom)
diff --git a/src/textures/textures.h b/src/textures/textures.h
index 3c93b35df..1c5a1ddf8 100644
--- a/src/textures/textures.h
+++ b/src/textures/textures.h
@@ -307,6 +307,7 @@ public:
 
 	void SetScaledSize(int fitwidth, int fitheight);
 	PalEntry GetSkyCapColor(bool bottom);
+	static PalEntry averageColor(const uint32_t *data, int size, int maxout);
 
 	virtual void HackHack (int newheight);	// called by FMultipatchTexture to discover corrupt patches.