@Nonnull private CoverageCoordAxisBuilder subsetValuesLatest() { int last = axis.getNcoords() - 1; double val = axis.getCoordMidpoint(last); CoverageCoordAxisBuilder builder = new CoverageCoordAxisBuilder(axis); builder.subset(1, val, val, 0.0, makeValues(last)); try { builder.setRange(new Range(last, last)); } catch (InvalidRangeException e) { throw new RuntimeException(e); // cant happen } return builder; }
Optional<CoverageCoordAxisBuilder> subsetContaining(double want) { int index = findCoordElement(want, false); // not bounded, may not be valid index if (index < 0 || index >= axis.getNcoords()) return Optional.empty(String.format("value %f not in axis %s", want, axis.getName())); double val = axis.getCoordMidpoint(index); CoverageCoordAxisBuilder builder = new CoverageCoordAxisBuilder(axis); builder.subset(1, val, val, 0.0, makeValues(index)); try { builder.setRange(new Range(index, index)); } catch (InvalidRangeException e) { throw new RuntimeException(e); // cant happen } return Optional.of(builder); }
@Nonnull private CoverageCoordAxisBuilder subsetValuesClosest(double[] want) { int closest_index = findCoordElement(want, true); // bounded, always valid index if (closest_index < 0) findCoordElement(want, true); CoverageCoordAxisBuilder builder = new CoverageCoordAxisBuilder(axis); if (axis.spacing == CoverageCoordAxis.Spacing.regularInterval) { double val1 = axis.getCoordEdge1(closest_index); double val2 = axis.getCoordEdge2(closest_index); builder.subset(1, val1, val2, val2-val1, null); } else { builder.subset(1, 0, 0, 0.0, makeValues(closest_index)); } try { builder.setRange(new Range(closest_index, closest_index)); } catch (InvalidRangeException e) { throw new RuntimeException(e); // cant happen } return builder; }
@Nonnull private CoverageCoordAxisBuilder subsetValuesClosest(double want) { int closest_index = findCoordElement(want, true); // bounded, always valid index CoverageCoordAxisBuilder builder = new CoverageCoordAxisBuilder(axis); if (axis.spacing == CoverageCoordAxis.Spacing.regularPoint) { double val = axis.getCoordMidpoint(closest_index); builder.subset(1, val, val, 0.0, null); } else if (axis.spacing == CoverageCoordAxis.Spacing.regularInterval) { double val1 = axis.getCoordEdge1(closest_index); double val2 = axis.getCoordEdge2(closest_index); builder.subset(1, val1, val2, val2-val1, null); } else { builder.subset(1, 0, 0, 0.0, makeValues(closest_index)); } try { builder.setRange(new Range(closest_index, closest_index)); } catch (InvalidRangeException e) { throw new RuntimeException(e); // cant happen } return builder; }