AirfoilGraph.java

package uk.co.flyingsquirrels.aero;

import flanagan.plot.PlotGraph;

public class AirfoilGraph {

	private static final String AIRFOIL_NAME = "63018";
	
	private static final double[] alphas = { -1, -0.3, -0.25, -0.2, -0.15, -0.05, 0.05, 0.225, 0.35, 0.7 };

	public static void main(String[] args) {
		Airfoil airfoil = new Airfoil(new AirfoilTable(AIRFOIL_NAME));

		double[][] data = new double[2][alphas.length];

		for (int i=0; i < alphas.length; i++) {
			double alpha = alphas[i];
			data[0][i] = alpha;
			data[1][i] = airfoil.getCl(alpha);
		}

		PlotGraph graph = new PlotGraph(data);
		graph.setLine(3);
		graph.setPoint(0);
		graph.setXaxisLegend("Angle of attack");
		graph.setYaxisLegend("Coefficient");
		graph.setXaxisUnitsName("radians");
		graph.setGraphTitle("Interpolated cL for " + airfoil.getName());
		graph.plot();
	}
}