Refs #11674. Added overridable method for peak center

mantidproject · May 1, 2015 · f4fae77 · f4fae77
1 parent 4e177de
commit f4fae77
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Showing 2 changed files with 11 additions and 2 deletions.
diff --git a/Code/Mantid/Framework/SINQ/inc/MantidSINQ/PoldiUtilities/PoldiSpectrumDomainFunction.h b/Code/Mantid/Framework/SINQ/inc/MantidSINQ/PoldiUtilities/PoldiSpectrumDomainFunction.h
@@ -260,6 +260,8 @@ class MANTID_SINQ_DLL PoldiSpectrumDomainFunction
 protected:
   virtual void init();
 
+  virtual double getPeakCenter(const Poldi2DHelper_sptr &poldi2DHelper) const;
+
   void initializeParametersFromWorkspace(
       const DataObjects::Workspace2D_const_sptr &workspace2D);
   void initializeInstrumentParameters(

diff --git a/Code/Mantid/Framework/SINQ/src/PoldiUtilities/PoldiSpectrumDomainFunction.cpp b/Code/Mantid/Framework/SINQ/src/PoldiUtilities/PoldiSpectrumDomainFunction.cpp
@@ -63,7 +63,7 @@ void PoldiSpectrumDomainFunction::function1DSpectrum(
     int domainSize = static_cast<int>(domain.size());
 
     double fwhm = m_profileFunction->fwhm();
-    double centre = m_profileFunction->centre();
+    double centre = getPeakCenter(helper);
 
     double dWidth = 2.0 * fwhm;
     double dCalcMin = centre - dWidth;
@@ -119,7 +119,7 @@ void PoldiSpectrumDomainFunction::functionDeriv1DSpectrum(
     size_t domainSize = domain.size();
 
     double fwhm = m_profileFunction->fwhm();
-    double centre = m_profileFunction->centre();
+    double centre = getPeakCenter(helper);
 
     double dWidth = 2.0 * fwhm;
     double dCalcMin = centre - dWidth;
@@ -185,6 +185,13 @@ IPeakFunction_sptr PoldiSpectrumDomainFunction::getProfileFunction() const {
 /// Does nothing.
 void PoldiSpectrumDomainFunction::init() {}
 
+/// Returns the centre parameter of the decorated profile function.
+double PoldiSpectrumDomainFunction::getPeakCenter(
+    const Poldi2DHelper_sptr &poldi2DHelper) const {
+  UNUSED_ARG(poldi2DHelper)
+  return m_profileFunction->centre();
+}
+
 /**
  * Extracts the time difference as well as instrument information
  *