Package org.apache.commons.math.ode.sampling

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

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          }
          yTmp[j] = y[j] + stepSize * sum;
        }

        // discrete events handling
        interpolator.storeTime(stepStart + stepSize);
        if (manager.evaluateStep(interpolator)) {
            final double dt = manager.getEventTime() - stepStart;
            if (Math.abs(dt) <= Math.ulp(stepStart)) {
                // we cannot simply truncate the step, reject the current computation
                // and let the loop compute another state with the truncated step.
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                // we cannot simply truncate the step, reject the current computation
                // and let the loop compute another state with the truncated step.
                // it is so small (much probably exactly 0 due to limited accuracy)
                // that the code above would fail handling it.
                // So we set up an artificial 0 size step by copying states
                interpolator.storeTime(stepStart);
                System.arraycopy(y, 0, yTmp, 0, y0.length);
                stepSize = 0;
                loop     = false;
            } else {
                // reject the step to match exactly the next switch time
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      System.arraycopy(yTmp, 0, y, 0, y0.length);
      manager.stepAccepted(nextStep, y);
      lastStep = manager.stop();

      // provide the step data to the step handler
      interpolator.storeTime(nextStep);
      for (StepHandler handler : stepHandlers) {
          handler.handleStep(interpolator, lastStep);
      }
      stepStart = nextStep;
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