more options to setup SAR averaging method

Signed-off-by: Thorsten Liebig <Thorsten.Liebig@gmx.de>

Common/processfields_sar.cpp

@@ -26,6 +26,7 @@
 ProcessFieldsSAR::ProcessFieldsSAR(Engine_Interface_Base* eng_if) : ProcessFieldsFD(eng_if)
 {
 	m_UseCellKappa = false;
+	m_SAR_method = "Simple";
 }
 
 ProcessFieldsSAR::~ProcessFieldsSAR()
@@ -48,9 +49,7 @@ void ProcessFieldsSAR::SetDumpType(DumpType type)
 
 bool ProcessFieldsSAR::NeedConductivity() const
 {
-	if (m_UseCellKappa)
-		return false;
-	return	true;
+	return !m_UseCellKappa;
 }
 
 void ProcessFieldsSAR::SetSubSampling(unsigned int subSampleRate, int dir)
@@ -270,6 +269,7 @@ void ProcessFieldsSAR::DumpFDData()
 	else
 	{
 		SAR_Calculation SAR_Calc;
+		SAR_Calc.SetAveragingMethod(m_SAR_method);
 		SAR_Calc.SetDebugLevel(g_settings.GetVerboseLevel());
 		SAR_Calc.SetNumLines(numLines);
 		if (m_DumpType == SAR_LOCAL_DUMP)
@@ -285,7 +285,7 @@ void ProcessFieldsSAR::DumpFDData()
 		SAR_Calc.SetCellDensities(cell_density);
 		SAR_Calc.SetCellWidth(cellWidth);
 		SAR_Calc.SetCellVolumes(cell_volume);
-		SAR_Calc.SetCellCondictivity(cell_kappa);
+		SAR_Calc.SetCellCondictivity(cell_kappa); // cell_kappa will be NULL if m_UseCellKappa is false
 
 		for (size_t n = 0; n<m_FD_Samples.size(); ++n)
 		{

Common/processfields_sar.h

@@ -43,11 +43,15 @@ public:
 	//! Set to true for using the conductivity found at the center of a cell, instead of default E*J
 	virtual void SetUseCellConductivity(bool val) {m_UseCellKappa=val;}
 
+	virtual void SetSARAveragingMethod(string method) {m_SAR_method=method;}
+
 protected:
 	virtual void DumpFDData();
 
 	bool m_UseCellKappa;
 
+	string m_SAR_method;
+
 	//! frequency domain electric field storage
 	vector<std::complex<float>****> m_E_FD_Fields;
 	//! frequency domain current density storage

openems.cpp

@@ -435,7 +435,13 @@ bool openEMS::SetupProcessing()
 					else if ((db->GetDumpType()>=10) && (db->GetDumpType()<=13))
 						ProcField = new ProcessFieldsFD(NewEngineInterface());
 					else if ( ((db->GetDumpType()>=20) && (db->GetDumpType()<=22)) || (db->GetDumpType()==29) )
-						ProcField = new ProcessFieldsSAR(NewEngineInterface());
+					{
+						ProcessFieldsSAR* procSAR = new ProcessFieldsSAR(NewEngineInterface());
+						ProcField = procSAR;
+						string method = db->GetAttributeValue("SAR_Method");
+						if (!method.empty())
+							procSAR->SetSARAveragingMethod(method);
+					}
 					else
 						cerr << "openEMS::SetupFDTD: unknown dump box type... skipping!" << endl;
 					if (ProcField)

tools/sar_calculation.cpp

@@ -19,13 +19,14 @@
 #include "sar_calculation.h"
 #include "cfloat"
 #include "array_ops.h"
+#include "global.h"
 
 SAR_Calculation::SAR_Calculation()
 {
 	m_Vx_Used = NULL;
 	m_Vx_Valid = NULL;
 	m_DebugLevel = 0;
-	SetAveragingMethod(SIMPLE);
+	SetAveragingMethod(SIMPLE, true);
 	Reset();
 }
 
@@ -52,9 +53,23 @@ void SAR_Calculation::Reset()
 	m_Vx_Valid = NULL;
 }
 
-void SAR_Calculation::SetAveragingMethod(SARAveragingMethod method)
+void SAR_Calculation::SetAveragingMethod(string method, bool silent)
 {
-	if (method==IEEE_C95_3)
+	if (method.compare("IEEE_C95_3")==0)
+		return SetAveragingMethod(IEEE_C95_3, silent);
+	if (method.compare("IEEE_62704")==0)
+		return SetAveragingMethod(IEEE_62704, silent);
+	if (method.compare("SIMPLE")==0)
+		return SetAveragingMethod(SIMPLE, silent);
+
+	cerr << __func__ << ": Error, """ << method << """ is an unknown averaging method..." << endl;
+	// unknown method, fallback to simple
+	SetAveragingMethod(SIMPLE, false);
+}
+
+void SAR_Calculation::SetAveragingMethod(SARAveragingMethod method, bool silent)
+{
+	if (method==IEEE_62704)
 	{
 		m_massTolerance = 0.0001;
 		m_maxMassIterations = 100;
@@ -62,9 +77,11 @@ void SAR_Calculation::SetAveragingMethod(SARAveragingMethod method)
 		m_markPartialAsUsed = false;
 		m_UnusedRelativeVolLimit = 1.05;
 		m_IgnoreFaceValid = false;
+		if (!silent)
+			cerr << __func__ << ": Setting averaging method to IEEE_62704" << endl;
 		return;
 	}
-	else if (method==IEEE_62704)
+	else if (method==IEEE_C95_3)
 	{
 		m_massTolerance = 0.05;
 		m_maxMassIterations = 100;
@@ -72,6 +89,8 @@ void SAR_Calculation::SetAveragingMethod(SARAveragingMethod method)
 		m_markPartialAsUsed = true;
 		m_UnusedRelativeVolLimit = 1;
 		m_IgnoreFaceValid = false;
+		if (!silent)
+			cerr << __func__ << ": Setting averaging method to IEEE_C95_3" << endl;
 		return;
 	}
 	else if (method==SIMPLE)
@@ -82,11 +101,14 @@ void SAR_Calculation::SetAveragingMethod(SARAveragingMethod method)
 		m_markPartialAsUsed = true;
 		m_UnusedRelativeVolLimit = 1;
 		m_IgnoreFaceValid = true;
+		if (!silent)
+			cerr << __func__ << ": Setting averaging method to SIMPLE" << endl;
 		return;
 	}
 
+	cerr << __func__ << ": Error, unknown averaging method..." << endl;
 	// unknown method, fallback to simple
-	SetAveragingMethod(SIMPLE);
+	SetAveragingMethod(SIMPLE, false);
 }
 
 void SAR_Calculation::SetNumLines(unsigned int numLines[3])

tools/sar_calculation.h

@@ -34,7 +34,10 @@ public:
 	void SetDebugLevel(int level) {m_DebugLevel=level;}
 
 	//! Set the used averaging method
-	void SetAveragingMethod(SARAveragingMethod method);
+	void SetAveragingMethod(SARAveragingMethod method, bool silent=false);
+
+	//! Set the used averaging method
+	void SetAveragingMethod(std::string method, bool silent=false);
 
 	//! Set number of lines in all direcitions. (mandatory information)
 	void SetNumLines(unsigned int numLines[3]);