Examples with NumberFormat maspack.util.NumberFormat used on opensource projects

Example 6 with NumberFormat

use of maspack.util.NumberFormat in project artisynth_core by artisynth.

the class VectorBase method setDefaultFormat.

/**
 * Sets the default format string used in {@link #toString() toString}. For
 * a description of the format string syntax, see {@link
 * maspack.util.NumberFormat NumberFormat}.
 *
 * @param fmtStr
 * new format string
 * @throws IllegalArgumentException
 * if the format string is invalid
 * @see #getDefaultFormat
 */
public static void setDefaultFormat(String fmtStr) {
    NumberFormat fmt = new NumberFormat(fmtStr);
    myDefaultFmt = fmt;
}

Example 7 with NumberFormat

use of maspack.util.NumberFormat in project artisynth_core by artisynth.

the class VectorTest method checkResult.

void checkResult(Vector vr, Vector vc, Exception eactual, Exception eexpected, double epsilon) {
    MatrixTest.checkExceptions(eactual, eexpected);
    double tol = 0;
    if (epsilon != 0) {
        tol = vr.infinityNorm() * epsilon;
    }
    if (!vr.epsilonEquals(vc, tol)) {
        VectorNd ME = new VectorNd(vr);
        VectorNd v1 = new VectorNd(vc);
        ME.sub(v1);
        ME.absolute();
        throw new TestException("Expected result:\n" + vc.toString(new NumberFormat("%9.4f")) + "\n" + "Actual result:\n" + vr.toString(new NumberFormat("%9.4f")) + "\n" + "max err: " + ME.maxElement() + ", tol=" + tol);
    }
}

Example 8 with NumberFormat

use of maspack.util.NumberFormat in project artisynth_core by artisynth.

the class VectorTest method doScanWrite.

void doScanWrite(Vector vr, String fmt, boolean withBrackets) {
    StringWriter sw = new StringWriter();
    try {
        vr.write(new PrintWriter(sw), new NumberFormat(fmt), withBrackets);
        vr.scan(new ReaderTokenizer(new StringReader(sw.toString())));
    } catch (Exception e) {
        throw new TestException("scan/write error: " + e.getMessage());
    }
}

Example 9 with NumberFormat

use of maspack.util.NumberFormat in project artisynth_core by artisynth.

the class QRDecompositionTest method timingTests.

private void timingTests() {
    int baseTimingCnt = 100000;
    int numTrials = 10;
    int[] matsizes = new int[] { 4, 8, 16, 32, 4, 8, 16, 32, 64 };
    NumberFormat ifmt = new NumberFormat("%3d");
    NumberFormat ffmt = new NumberFormat("%7.2f");
    System.out.println("matsize    time");
    for (int k = 0; k < matsizes.length; k++) {
        int n = matsizes[k];
        int timingCnt = baseTimingCnt / (n * n);
        MatrixNd M = new MatrixNd(n, n);
        QRDecomposition qr = new QRDecomposition();
        FunctionTimer timer = new FunctionTimer();
        double qrdTime = 0;
        for (int cnt = 0; cnt < numTrials; cnt++) {
            M.setRandom();
            timer.start();
            for (int i = 0; i < timingCnt; i++) {
                qr.factor(M);
            }
            timer.stop();
            qrdTime += timer.getTimeUsec() / timingCnt;
        }
        qrdTime /= numTrials;
        System.out.println("  " + ifmt.format(n) + "    " + ffmt.format(qrdTime));
    }
}

Example 10 with NumberFormat

use of maspack.util.NumberFormat in project artisynth_core by artisynth.

the class VectoriBase method setDefaultFormat.

/**
 * Sets the default format string used in {@link #toString() toString}. For
 * a description of the format string syntax, see {@link
 * maspack.util.NumberFormat NumberFormat}.
 *
 * @param fmtStr
 * new format string
 * @throws IllegalArgumentException
 * if the format string is invalid
 * @see #getDefaultFormat
 */
public static void setDefaultFormat(String fmtStr) {
    NumberFormat fmt = new NumberFormat(fmtStr);
    myDefaultFmt = fmt;
}