Index: trunk/ppStack/src/ppStack.h
===================================================================
--- trunk/ppStack/src/ppStack.h	(revision 20753)
+++ trunk/ppStack/src/ppStack.h	(revision 20995)
@@ -152,21 +152,10 @@
 
 
-/// Add sources to source lists, removing duplicates and solving for magnitude differences
+/// Calculate transparency differences between images
 ///
-/// Corrects the sources to have consistent magnitudes.  Returns the source lists.
-psArray *ppStackSourceListAdd(psArray *lists, // List to which to add, or NULL
-                              psArray *sources, // Sources to add
-                              const pmConfig *config // Configuration
-    );
-
-/// Combine source lists to yield a set of unique sources.
-///
-/// Corrects the sources to have consistent magnitudes where possible.  Returns the sources
-psArray *ppStackSourceListCombine(psArray *lists, // Source lists
-                                  const pmConfig *config // Configuration
-    );
-
-/// Print sources into a ds9 regions file
-void ppStackSourcesPrint(const psArray *sources // Sources to print
+/// Corrects the source PSF photometry to a common system
+bool ppStackSourcesTransparency(const psArray *sourceLists, // Sources for each input
+                                const pmFPAview *view, // View to readout
+                                const pmConfig *config // Configuration
     );