diff --git a/main.cu b/main.cu
index 28f19ac..7afa51a 100644
--- a/main.cu
+++ b/main.cu
@@ -182,21 +182,21 @@ void glut_render(void) {
 			glut_render_modelview();								//set up the modelview matrix with camera details
 			glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);		//clear the screen
 			GT.glCenterline0();										//render the GT network (the only one loaded)
+			glDisable(GL_DEPTH_TEST);
 		}
 
 		if (num_nets == 2) {										//if two networks are loaded	
-			glEnable(GL_DEPTH_TEST);								//enable depth
-			glut_render_left_projection();							//set up a projection for the left half of the window
-			glut_render_modelview();								//set up the modelview matrix using camera details
-			glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);		//clear the screen
-
 			glEnable(GL_TEXTURE_1D);										//enable texture mapping
-			if(light_fac == 0)
+			if (light_fac == 0)
 				glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);	//texture map will be used as the network color
 			else
 				glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
-				
 			glBindTexture(GL_TEXTURE_1D, cmap_tex);							//bind the Brewer texture map
+			
+			glEnable(GL_DEPTH_TEST);								//enable depth
+			glut_render_left_projection();							//set up a projection for the left half of the window
+			glut_render_modelview();								//set up the modelview matrix using camera details
+			glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);		//clear the screen
 
 			GT.glCylinder(sigma, radius);							//render the GT network
 			if (adjoint_fac == 1) {
@@ -229,17 +229,17 @@ void glut_render(void) {
 		}
 		if (num_nets == 2) {											//if two networks are loaded
 			if (compareMode) {
-				glEnable(GL_DEPTH_TEST);								//enable depth
-				glut_render_left_projection();							//set up a projection for the left half of the window
-				glut_render_modelview();								//set up the modelview matrix using camera details
-				glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);		//clear the screen
-
 				glEnable(GL_TEXTURE_1D);										//enable texture mapping
 				if (light_fac == 0)
 					glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);	//texture map will be used as the network color
 				else
 					glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);//map light to texture
 				glBindTexture(GL_TEXTURE_1D, cmap_tex);							//bind the Brewer texture map
+				
+				glEnable(GL_DEPTH_TEST);								//enable depth
+				glut_render_left_projection();							//set up a projection for the left half of the window
+				glut_render_modelview();								//set up the modelview matrix using camera details
+				glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);		//clear the screen
 
 				_GT.glCylinder(sigma, radius);							//render the GT network
 				if (adjoint_fac == 1) {
@@ -279,6 +279,8 @@ void glut_render(void) {
 			}
 		}
 	}
+	glDisable(GL_DEPTH_TEST);
+	glDisable(GL_TEXTURE_1D);
 
 	if (num_nets == 2) {											// works only with two networks
 		std::ostringstream ss;
@@ -287,7 +289,6 @@ void glut_render(void) {
 		else
 			ss << "Compare Mode";									// default mode is compare mode
 
-		glDisable(GL_TEXTURE_1D);
 		if (light_fac == 1)
 			glDisable(GL_LIGHTING);
 		glMatrixMode(GL_PROJECTION);								// set up the 2d viewport for mode text printing
--
libgit2 0.21.4