Index: trunk/psLib/src/astro/psCoord.h
===================================================================
--- trunk/psLib/src/astro/psCoord.h	(revision 41531)
+++ trunk/psLib/src/astro/psCoord.h	(revision 41896)
@@ -178,6 +178,7 @@
 
 psPlaneTransform* psPlaneTransformAlloc(
-    int order1,                        ///< The order of the x term in the transform.
-    int order2                         ///< The order of the y term in the transform.
+    int order1,			      ///< The order of the x term in the transform.
+    int order2,			      ///< The order of the y term in the transform.
+    psPolynomialType type	      ///< The polynomial type (ORD or CHEB) for this transform
 ) PS_ATTR_MALLOC;