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SinTable.javaAPI DocExample1657Thu Apr 22 09:05:14 BST 2004javathreads.examples.ch15.example8

SinTable

public class SinTable extends PoolLoopHandler

Fields Summary
private float[]
lookupValues
private int
j
Constructors Summary
public SinTable()

        super(0, 360, 12);
        lookupValues = new float[1000][];
        for (int j = 0; j < 1000; j++) {
            lookupValues[j] = new float[360];
        }
Methods Summary
public float[][]getValues()

        for (int i = 0; i < 360; i++) {
            lookupValues[0][i] = 0;
        }
        for (j = 1; j < 1000; j++) {
            loopProcess();
        }
        return lookupValues;
public voidloopDoRange(int start, int end)

        float sinValue = 0.0f;
        for (int i = start; i < end; i++) {
            sinValue = (float)Math.sin((i % 360)*Math.PI/180.0);
            lookupValues[j][i] = sinValue * (float)i / 180.0f;
            lookupValues[j][i] += lookupValues[j-1][i]*(float)j/180.0f;
        }
public static voidmain(java.lang.String[] args)

        System.out.println("Starting Example 8 (Inner Loop Example)");

        SinTable st = new SinTable();
        float results[][] = st.getValues();

        System.out.println("Results: "+ results[0][0]+ ", "+
                      results[0][1]+ ", "+ results[0][2]+ ", "+ "...");
        System.out.println("Results: "+ results[1][0]+ ", "+
                      results[1][1]+ ", "+ results[1][2]+ ", "+ "...");
        System.out.println("Results: "+ results[2][0]+ ", "+
                      results[2][1]+ ", "+ results[2][2]+ ", "+ "...");
        System.out.println("Done");