CameraUtil.java 文件源码

public static PointF normalizedSensorCoordsForNormalizedDisplayCoords(
        float nx, float ny, int sensorOrientation) {
    switch (sensorOrientation) {
        case 0:
            return new PointF(nx, ny);
        case 90:
            return new PointF(ny, 1.0f - nx);
        case 180:
            return new PointF(1.0f - nx, 1.0f - ny);
        case 270:
            return new PointF(1.0f - ny, nx);
        default:
            return null;
    }
}