geopackage-sdk/src/main/java/mil/nga/geopackage/tiles/TileGenerator.java
private void adjustBounds(BoundingBox boundingBox,
                              int zoom) {
        // Google Tile Format
        if (googleTiles) {
            adjustGoogleBounds();
        } else if (projection.isUnit(Units.DEGREES)) {
            adjustGeoPackageBoundsWGS84(boundingBox, zoom);
        } else {
            adjustGeoPackageBounds(boundingBox, zoom);
        }
    }
private void adjustBounds(BoundingBox boundingBox,
                              int zoom) {
        // Google Tile Format
        if (googleTiles) {
            adjustGoogleBounds();
        } else if (projection.isUnit(Units.DEGREES)) {
            adjustGeoPackageBoundsWGS84(boundingBox, zoom);
        } else {
            adjustGeoPackageBounds(boundingBox, zoom);
        }
    }
Adjust the tile matrix set and bounds

@param boundingBox bounding box
@param zoom        zoom