# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1574087076 -3600
# Node ID acb399643945584b6653a1bebb773b4509679709
# Parent  e3eaadcb314a0011dd75b80879e786b5221631a6
DicomInstanceParameters::ApplyRescale()

diff -r e3eaadcb314a -r acb399643945 Framework/Toolbox/DicomInstanceParameters.cpp
--- a/Framework/Toolbox/DicomInstanceParameters.cpp	Sun Nov 17 11:37:47 2019 +0100
+++ b/Framework/Toolbox/DicomInstanceParameters.cpp	Mon Nov 18 15:24:36 2019 +0100
@@ -265,7 +265,7 @@
 
       
   void DicomInstanceParameters::Data::ApplyRescaleAndDoseScaling(Orthanc::ImageAccessor& image,
-                                                   bool useDouble) const
+                                                                 bool useDouble) const
   {
     if (image.GetFormat() != Orthanc::PixelFormat_Float32)
     {
@@ -455,4 +455,19 @@
       throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls);
     }
   }
+
+
+  double DicomInstanceParameters::Data::ApplyRescale(double value) const
+  {
+    double factor = doseGridScaling_;
+    double offset = 0.0;
+
+    if (hasRescale_)
+    {
+      factor *= rescaleSlope_;
+      offset = rescaleIntercept_;
+    }
+
+    return (value * factor + offset);
+  }
 }
diff -r e3eaadcb314a -r acb399643945 Framework/Toolbox/DicomInstanceParameters.h
--- a/Framework/Toolbox/DicomInstanceParameters.h	Sun Nov 17 11:37:47 2019 +0100
+++ b/Framework/Toolbox/DicomInstanceParameters.h	Mon Nov 18 15:24:36 2019 +0100
@@ -71,8 +71,10 @@
       bool IsPlaneWithinSlice(unsigned int frame,
                               const CoordinateSystem3D& plane) const;
       
-      void ApplyRescaleAndDoseScaling(
-        Orthanc::ImageAccessor& image, bool useDouble) const;
+      void ApplyRescaleAndDoseScaling(Orthanc::ImageAccessor& image,
+                                      bool useDouble) const;
+
+      double ApplyRescale(double value) const;
     };
 
     
@@ -211,5 +213,10 @@
     {
       return data_.doseGridScaling_;
     }
+
+    double ApplyRescale(double value) const
+    {
+      return data_.ApplyRescale(value);
+    }
   };
 }