implement getCurrent for IdealVoltageSource

Former-commit-id: 6910b01f

Source/Components/IdealVoltageSource.cpp

@@ -35,4 +35,8 @@ void IdealVoltageSource::step(SystemModel& system, Real time) {
 	// Apply matrix stamp for equivalent current source
 	system.addRealToRightSideVector(system.getCompOffset() - number, mVoltageDiffr);
 	system.addRealToRightSideVector(2 * system.getCompOffset() - number, mVoltageDiffi);
-}
\ No newline at end of file
+}
+
+Complex IdealVoltageSource::getCurrent(SystemModel& system) {
+	return Complex(system.getRealFromLeftSideVector(system.getCompOffset()-number), system.getRealFromLeftSideVector(2*system.getCompOffset()-number));
+}

Source/Components/IdealVoltageSource.h

@@ -48,6 +48,7 @@ namespace DPsim {
 		
 		void postStep(SystemModel& system) { }
 
+		virtual Complex getCurrent(SystemModel& system);
 	};
 }
 #endif

Source/Examples/VillasTest.cpp

@@ -11,15 +11,14 @@ void DPsim::villasExample()
 	Logger log, llog, rlog;
 	std::vector<BaseComponent*> comps;
 
-	ExternalCurrentSource *ecs = new ExternalCurrentSource("i1", 1, 0);
-	comps.push_back(ecs);
+	ExternalVoltageSource *evs = new ExternalVoltageSource("v1", 1, 0, 1);
+	comps.push_back(evs);
 	comps.push_back(new LinearResistor("r1", 1, 2, 1));
 	LinearResistor *r2 = new LinearResistor("r2", 2, 0, 1);
 	comps.push_back(r2);
 	VillasInterface *villas = new VillasInterface("/villas1");
-	villas->registerCurrentSource(ecs, 0, 1);
-	villas->registerExportedVoltage(1, 0, 0, 1);
-	villas->registerExportedCurrent(r2, 2, 3);
+	villas->registerVoltageSource(evs, 0, 1);
+	villas->registerExportedCurrent(evs, 0, 1);
 
 	// Set up simulation
 	Real timeStep = 0.01;