From 7699cb83fea8ae76ca571d12ee0340667c757904 Mon Sep 17 00:00:00 2001
From: William Joye <wjoye@cfa.harvard.edu>
Date: Fri, 15 Jun 2018 11:41:59 -0400
Subject: IIS: fixed corrupted colormap and colorbar numerics

---
 ds9/doc/release/r8.0.html  | 2 ++
 tksao/frame/context.C      | 6 ++++--
 tksao/frame/inversescale.C | 4 +++-
 3 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/ds9/doc/release/r8.0.html b/ds9/doc/release/r8.0.html
index 8eb6d3c..e5fad9a 100644
--- a/ds9/doc/release/r8.0.html
+++ b/ds9/doc/release/r8.0.html
@@ -20,6 +20,8 @@
         <li><tt>06.13.2018 FITSY++: be sure to output REAL header keywords with scientific notation with capital 'E', per FITS standard.</tt></li>
         <li><tt>06.14.2018 CATALOG: add Edit menu to Symbol dialog.</tt></li>
         <li><tt>06.14.2018 NRRD: fixed a problem exporting, an extra byte was being written.</tt></li>
+        <li><tt>06.15.2018 IIS: fixed a problem introduced in version 7.6 with the colormap.</tt></li>
+        <li><tt>06.15.2018 IIS: fixed a problem the values displayed on the colorbar.</tt></li>
         <li><tt><b>xx.xx.2018 RELEASE version 8.0b1</b></tt></li>
       </ol>
     </ol>
diff --git a/tksao/frame/context.C b/tksao/frame/context.C
index 756f771..03bf2c8 100644
--- a/tksao/frame/context.C
+++ b/tksao/frame/context.C
@@ -2537,8 +2537,10 @@ void Context::setIIS()
 {
   frScale.setClipMode(FrScale::USERCLIP);
   frScale.setMinMaxMode(FrScale::SCAN);
-  frScale.setULow(IISMIN);
-  frScale.setUHigh(IISMAX);
+  //  frScale.setULow(IISMIN);
+  //  frScale.setUHigh(IISMAX);
+  frScale.setULow(0);
+  frScale.setUHigh(IISSIZE);
   frScale.setColorScaleType(FrScale::IISSCALE);
 }
 
diff --git a/tksao/frame/inversescale.C b/tksao/frame/inversescale.C
index f562b96..c6c0ec7 100644
--- a/tksao/frame/inversescale.C
+++ b/tksao/frame/inversescale.C
@@ -179,6 +179,9 @@ HistEquInverseScale::HistEquInverseScale(int ss, double low, double high,
 IISInverseScale::IISInverseScale(int ss, double low, double high, Vector& iisz) 
   : InverseScale(ss)
 {
+  low = IISMIN;
+  high = IISMAX;
+
   if (size_==1) {
     level_[0] = high;
     return;
@@ -201,4 +204,3 @@ IISInverseScale::IISInverseScale(int ss, double low, double high, Vector& iisz)
       level_[ii] = ((vv-IISMIN) * (iisz[1]-iisz[0]))/(IISMAX-IISMIN) + iisz[0];
   }
 }
-
-- 
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