geopackage-sdk/src/main/java/mil/nga/geopackage/tiles/TileBoundingBoxAndroidUtils.java
public static boolean isValid(RectF rectF) {
        return rectF.left < rectF.right && rectF.top < rectF.bottom;
    }
public static boolean isValid(RectF rectF) {
        return rectF.left < rectF.right && rectF.top < rectF.bottom;
    }
Check if the rectangle is valid

@param rectF rectangle
@return true if valid
@since 1.3.1