ui

Author: jjdredd

IsingMC.cpp

@@ -42,8 +42,8 @@ void IsingMC::RandomPoint(unsigned& m, unsigned& n) {
 double IsingMC::SpinEnergy(unsigned m, unsigned n) {
 
 	double E = 0;
-	for (unsigned i = m - 1 ; i < m + 1; i += 2) {
-		for (unsigned j = n - 1; j < n + 1; j += 2) {
+	for (int i = m - 1 ; i < m + 1; i += 2) {
+		for (int j = n - 1; j < n + 1; j += 2) {
 
 			if (i < 0) ii = M - 1;
 			else if (i >= M - 1) ii = 0;
@@ -84,3 +84,15 @@ void IsingMC::Step() {
 
 	if ()
 }
+
+int IsingMC::GetSpin(unsigned i, unsigned j) {
+	return Lattice[i][j];
+}
+
+unsigned IsingMC::XSize() {
+	return M;
+}
+unsigned IsingMC::YSize() {
+	return N;
+}
+

IsingMC.hpp

@@ -8,6 +8,9 @@ class IsingMC {
 	~IsingMC();
 	double Energy();
 	void Step();
+	int GetSpin(unsigned, unsigned);
+	unsigned XSize();
+	unsigned YSize();
 
 private:
 	unsigned N, M;
@@ -18,6 +21,6 @@ class IsingMC {
 	void RandomPoint(unsigned&, unsigned&);
 	double SpinEnergy(unsigned, unsigned);
 
-}
+};
 
 #endif _ISINGMC_ 		// #ifndef _ISINGMC_

IsingWindow.cpp

@@ -0,0 +1,34 @@
+#include <QPainter>
+#include "IsingWindow.hpp"
+
+IsingWindow::IsingWindow(unsigned M, unsigned N, double J,
+			 double beta, QWidget *parent) : QWidget(parent) {
+
+	imc = new IsingMC(M, N, J, beta);
+}
+
+IsingWindow::~IsingWindow() {
+	delete imc;
+}
+
+void IsingWindow::paintEvent(QPaintEvent *e); {
+
+	Q_UNUSED(e);
+
+	QPainter qp(this);
+
+	imc->Step();
+
+	QPen WhitePen(Qt::white, 1, Qt::SolidLine),
+		BlackPenpen(Qt::black, 2, Qt::SolidLine);
+	for (unsigned i = 0; i < imc->XSize(); i++) {
+		for (unsigned j = 0; j < imc->YSize(); j++) {
+
+			if (imc->GetSpin(i, j) == 1) {
+				qp.setPen(WhitePen);
+			} else 	qp.setPen(BlackPen);
+
+			qp.drawPoint(i, j);
+		}
+	}
+}

IsingWindow.hpp

@@ -0,0 +1,23 @@
+#ifndef _ISING_WINDOW_
+#define _ISING_WINDOW_
+
+#include <Qwidget>
+
+#include "IsingMC"
+
+class IsingWindow : public QWidget {
+
+public:
+	IsingWindow(unsigned, unsigned, double, double, QWidget *parent = 0);
+	~IsingWindow();
+
+protected:
+	void paintEvent(QPaintEvent *e);
+
+private:
+	IsingMC *imc;
+
+};
+
+
+#endif _ISING_WINDOW_		// #ifndef _ISING_WINDOW_

main.cpp

@@ -0,0 +1,14 @@
+#include "IsingWindow.hpp"
+
+int main(int argc, char *argv[]) {
+
+	QApplication app(argc, argv);
+	IsingWindow iw;
+
+	iw.resize(280, 270);
+	iw.setIwTitle("2D Ising Monte-Carlo");
+	iw.show();
+
+	return app.exec();
+
+}