Index: trunk/psModules/src/objects/pmTrend2D.c
===================================================================
--- trunk/psModules/src/objects/pmTrend2D.c	(revision 19961)
+++ trunk/psModules/src/objects/pmTrend2D.c	(revision 21172)
@@ -3,6 +3,6 @@
  *  @author EAM, IfA
  *
- *  @version $Revision: 1.10 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2008-10-07 22:47:04 $
+ *  @version $Revision: 1.11 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2009-01-27 00:00:44 $
  *  Copyright 2004 Institute for Astronomy, University of Hawaii
  *
@@ -234,5 +234,5 @@
 }
 
-psVector *pmTrend2DEvalVector(const pmTrend2D *trend, const psVector *x, const psVector *y)
+psVector *pmTrend2DEvalVector(const pmTrend2D *trend, psVector *mask, psMaskType maskValue, const psVector *x, const psVector *y)
 {
     PM_ASSERT_TREND2D_NON_NULL(trend, NULL);
@@ -244,9 +244,10 @@
       case PM_TREND_POLY_ORD:
       case PM_TREND_POLY_CHEB:
+	// XXX supply a mask here as well.
         result = psPolynomial2DEvalVector (trend->poly, x, y);
         break;
 
       case PM_TREND_MAP:
-        result = psImageMapEvalVector (trend->map, x, y);
+        result = psImageMapEvalVector (trend->map, mask, maskValue, x, y);
         break;