diff -r bb60dda3093f -r caac957e9834 src/gl/common.h
--- a/src/gl/common.h	Sat Feb 01 15:49:28 2020 +0200
+++ b/src/gl/common.h	Sat Feb 01 17:10:11 2020 +0200
@@ -150,4 +150,12 @@
 		BfcRed = 2,
 		RandomColors = 3,
 	};
+
+	// User options for rendering
+	struct RenderPreferences
+	{
+		gl::RenderStyle style = gl::RenderStyle::Normal;
+		QColor mainColor{255, 255, 64};
+		float lineThickness = 2.0f;
+	};
 }