SCAN_DIRECTION_HORIZONTAL
input.scan = SCAN_DIRECTION_HORIZONTAL;
} else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
} else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
} else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
} else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
} else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
} else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {
} else if (input->scan == SCAN_DIRECTION_HORIZONTAL) {