Index: trunk/psLib/src/math/psMathUtils.h
===================================================================
--- trunk/psLib/src/math/psMathUtils.h	(revision 6437)
+++ trunk/psLib/src/math/psMathUtils.h	(revision 7132)
@@ -7,6 +7,6 @@
  *  @author GLG, MHPCC
  *
- *  @version $Revision: 1.2 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2006-02-17 00:56:48 $
+ *  @version $Revision: 1.3 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2006-05-18 01:20:51 $
  *
  *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -34,6 +34,6 @@
  */
 psS32 p_psVectorBinDisect(
-    psVector *bins,                    ///< Array of non-decreasing values
-    psScalar *x                        ///< Target value to find
+    const psVector *bins,               ///< Array of non-decreasing values
+    const psScalar *x                   ///< Target value to find
 );
 
@@ -44,14 +44,14 @@
  */
 psScalar *p_psVectorInterpolate(
-    psScalar *out,
-    psVector *domain,                  ///< Domain (x coords) for interpolation
-    psVector *range,                   ///< Range (y coords) for interpolation
-    psS32 order,                       ///< Order of interpolation function
-    psScalar *x                        ///< Location at which to evaluate
+    psScalar *out,                      ///< Output scalar, or NULL
+    const psVector *domain,             ///< Domain (x coords) for interpolation
+    const psVector *range,              ///< Range (y coords) for interpolation
+    psS32 order,                        ///< Order of interpolation function
+    const psScalar *x                   ///< Location at which to evaluate
 );
 
-psS32 p_psNormalizeVectorRange(psVector* myData,
-                               psF64 outLow,
-                               psF64 outHigh);
+bool p_psNormalizeVectorRange(psVector* myData,
+                              psF64 outLow,
+                              psF64 outHigh);
 
 /** \} */ // End of MathGroup Functions