1 files changed, 3 insertions, 1 deletions
diff --git a/openscad.h b/openscad.h
index d37f6ac..1408f78 100644
--- a/openscad.h
+++ b/openscad.h
@@ -314,7 +314,7 @@ public:
 		COLOR_CUTOUT
 	};
 
-	void render_surface(colormode_e colormode) const;
+	void render_surface(colormode_e colormode, GLint e1 = 0, GLint e2 = 0, GLint e3 = 0) const;
 	void render_edges(colormode_e colormode) const;
 
 #ifdef ENABLE_CGAL
@@ -428,6 +428,8 @@ public:
 	double object_rot_z;
 	double w_h_ratio;
 
+	GLuint edgeshader_prog;
+
 	GLView(QWidget *parent = NULL);
 
 protected: