set(x /*int*/, y /*int*/) {
			const offset = y * this.rowSize + Math.floor(x / 32);
			this.bits[offset] |= (1 << (x & 0x1f)) & 0xFFFFFFFF;
		}
<p>Sets the given bit to true.</p>

@param x The horizontal component (i.e. which column)
@param y The vertical component (i.e. which row)