Package org.apache.commons.math3.ode.sampling

Examples of org.apache.commons.math3.ode.sampling.AbstractStepInterpolator.storeTime()

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            new GraggBulirschStoerStepInterpolator(y, yDot0,
                                                   y1, yDot1,
                                                   yMidDots, forward,
                                                   equations.getPrimaryMapper(),
                                                   equations.getSecondaryMappers());
    interpolator.storeTime(equations.getTime());

    stepStart = equations.getTime();
    double  hNew             = 0;
    double  maxError         = Double.MAX_VALUE;
    boolean previousRejected = false;
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      }

      if (! reject) {

        // Discrete events handling
        interpolator.storeTime(stepStart + stepSize);
        stepStart = acceptStep(interpolator, y1, yDot1, t);

        // prepare next step
        interpolator.storeTime(stepStart);
        System.arraycopy(y1, 0, y, 0, y0.length);
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        // Discrete events handling
        interpolator.storeTime(stepStart + stepSize);
        stepStart = acceptStep(interpolator, y1, yDot1, t);

        // prepare next step
        interpolator.storeTime(stepStart);
        System.arraycopy(y1, 0, y, 0, y0.length);
        System.arraycopy(yDot1, 0, yDot0, 0, y0.length);
        firstStepAlreadyComputed = true;

        int optimalIter;
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            new GraggBulirschStoerStepInterpolator(y, yDot0,
                                                   y1, yDot1,
                                                   yMidDots, forward,
                                                   equations.getPrimaryMapper(),
                                                   equations.getSecondaryMappers());
    interpolator.storeTime(equations.getTime());

    stepStart = equations.getTime();
    double  hNew             = 0;
    double  maxError         = Double.MAX_VALUE;
    boolean previousRejected = false;
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      }

      if (! reject) {

        // Discrete events handling
        interpolator.storeTime(stepStart + stepSize);
        stepStart = acceptStep(interpolator, y1, yDot1, t);

        // prepare next step
        interpolator.storeTime(stepStart);
        System.arraycopy(y1, 0, y, 0, y0.length);
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        // Discrete events handling
        interpolator.storeTime(stepStart + stepSize);
        stepStart = acceptStep(interpolator, y1, yDot1, t);

        // prepare next step
        interpolator.storeTime(stepStart);
        System.arraycopy(y1, 0, y, 0, y0.length);
        System.arraycopy(yDot1, 0, yDot0, 0, y0.length);
        firstStepAlreadyComputed = true;

        int optimalIter;
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            }
        }));

        AbstractStepInterpolator interpolator =
            new DummyStepInterpolator(new double[0], new double[0], true);
        interpolator.storeTime(r1 - 2.5 * gap);
        interpolator.shift();
        interpolator.storeTime(r1 - 1.5 * gap);
        es.reinitializeBegin(interpolator);

        interpolator.shift();
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        AbstractStepInterpolator interpolator =
            new DummyStepInterpolator(new double[0], new double[0], true);
        interpolator.storeTime(r1 - 2.5 * gap);
        interpolator.shift();
        interpolator.storeTime(r1 - 1.5 * gap);
        es.reinitializeBegin(interpolator);

        interpolator.shift();
        interpolator.storeTime(r1 - 0.5 * gap);
        Assert.assertFalse(es.evaluateStep(interpolator));
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        interpolator.shift();
        interpolator.storeTime(r1 - 1.5 * gap);
        es.reinitializeBegin(interpolator);

        interpolator.shift();
        interpolator.storeTime(r1 - 0.5 * gap);
        Assert.assertFalse(es.evaluateStep(interpolator));

        interpolator.shift();
        interpolator.storeTime(0.5 * (r1 + r2));
        Assert.assertTrue(es.evaluateStep(interpolator));
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        interpolator.shift();
        interpolator.storeTime(r1 - 0.5 * gap);
        Assert.assertFalse(es.evaluateStep(interpolator));

        interpolator.shift();
        interpolator.storeTime(0.5 * (r1 + r2));
        Assert.assertTrue(es.evaluateStep(interpolator));
        Assert.assertEquals(r1, es.getEventTime(), tolerance);
        es.stepAccepted(es.getEventTime(), new double[0]);

        interpolator.shift();
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