clearDirtyLine method
Implementation
void clearDirtyLine(int y) {
if (y < 0 || y >= lines.length) return;
if (y < touched.length) {
touched[y] = LineData.clean;
}
if (y < dirtyRows.length) {
dirtyRows[y] = false;
}
if (y < dirtyBits.length) {
dirtyBits[y].fillRange(0, dirtyBits[y].length, 0);
}
}