geopackage-sdk/src/main/java/mil/nga/geopackage/extension/coverage/CoverageData.java
public double getValue(TileRow tileRow, int x, int y) {
        GriddedTile griddedTile = getGriddedTile(tileRow.getId());
        double value = getValue(griddedTile, tileRow, x, y);
        return value;
    }
public double getValue(TileRow tileRow, int x, int y) {
        GriddedTile griddedTile = getGriddedTile(tileRow.getId());
        double value = getValue(griddedTile, tileRow, x, y);
        return value;
    }
Get the coverage data value of the pixel in the tile row image

@param tileRow tile row
@param x       x coordinate
@param y       y coordinate
@return coverage data value