add global constants

globals.inc

@@ -18,7 +18,17 @@ global_settings	{
 #declare  NormClock = clock / 360.0;
 
 /* ------------------------------------------------------------ */
+/*
+ *	Some constants...
+ */
 
+#declare R_basecone = 0.117;
+#declare H_cone     = 0.97;
+
+/* ------------------------------------------------------------ */
+/*
+ *	Usefull macros
+ */
 #macro Cos_01( X )
   (0.5-0.5*cos( 3.141592654 * X))
 #end