diff --git a/stim/gl/gl_spider.h b/stim/gl/gl_spider.h
index e02412d..a3cf9b5 100644
--- a/stim/gl/gl_spider.h
+++ b/stim/gl/gl_spider.h
@@ -1323,7 +1323,7 @@ class gl_spider // : public virtual gl_texture<T>
 			{
 				std::vector<float> cm = nt.getEdgeCenterLineMag(i);
                  		std::vector<stim::vec3< float > > ce = nt.getEdgeCenterLine(i);
-				sk.Begin(stim::OBJ_LINE);
+				sk1.Begin(stim::OBJ_LINE);
 				for(int j = 0; j < ce.size(); j++)
 				{
 					sk1.TexCoord(cm[j]);
@@ -1538,9 +1538,9 @@ class gl_spider // : public virtual gl_texture<T>
 //				findOptimalDirection();
 //			Unbind();
 //THIS IS EXPERIMENTAL
-//			Bind(radius_texID, radius_buffID, numSamplesMag, n_pixels);
-//				findOptimalRadius();
-//			Unbind();
+			Bind(radius_texID, radius_buffID, numSamplesMag, n_pixels);
+				findOptimalRadius();
+			Unbind();
 //THIS IS EXPERIMENTAL
 
 //				cL.push_back(curSeed);
--
libgit2 0.21.4